| 2025-10-16 | 6:30 AM | T | NA | NA | NA | NA | | |
| 2025-10-15 | 7:00 AM | 0.02 | NA | NA | NA | NA | | Ongoing light drizzle (-DZ) and very dense fog (FG)/w VIS 1/8-1/16SM |
| 2025-10-14 | 6:30 AM | T | NA | NA | NA | NA | | Isolated showers during the early afternoon and overnight. |
| 2025-10-12 | 6:30 AM | 0.03 | NA | NA | NA | NA | | Showers during the early afternoon. Fog and drizzle this morning. |
| 2025-10-11 | 6:30 AM | T | NA | NA | NA | NA | | Overrunning showers in the area during the late afternoon/early evening |
| 2025-10-06 | 6:30 AM | 0.17 | NA | NA | NA | NA | | |
| 2025-10-05 | 6:30 AM | 0.02 | NA | NA | NA | NA | | |
| 2025-10-01 | 6:30 AM | T | NA | NA | NA | NA | | Late evening/overnight showers in the area and CB distant to the E producing lightning ~2130-2200L/0330Z-0400Z. |
| 2025-09-30 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | |
| 2025-09-29 | 6:30 AM | T | NA | NA | NA | NA | | Showers during the late evening moved from S to N |
| 2025-09-24 | 6:30 AM | 1.20 | NA | NA | NA | NA | | Steady moderate heavy rain through the day. Overnight showers. |
| 2025-09-23 | 7:00 AM | 0.22 | NA | NA | NA | NA | | Light rain has started. |
| 2025-09-21 | 6:30 AM | 0.06 | NA | NA | NA | NA | | Post sunset showers |
| 2025-09-18 | 6:30 AM | 0.02 | NA | NA | NA | NA | | Mid-late afternoon storms |
| 2025-09-17 | 6:30 AM | 0.22 | NA | NA | NA | NA | | |
| 2025-09-16 | 6:30 AM | T | NA | NA | NA | NA | | Ongoing light shower at sunrise |
| 2025-09-15 | 6:30 AM | 0.12 | NA | NA | NA | NA | | Wrap around showers during the mid-late morning. |
| 2025-09-14 | 6:30 AM | 0.26 | NA | NA | NA | NA | | |
| 2025-09-10 | 6:30 AM | T | NA | NA | NA | NA | | |
| 2025-09-09 | 6:30 AM | T | NA | NA | NA | NA | | |
| 2025-09-08 | 6:30 AM | 0.01 | NA | NA | NA | NA | | 24 HR MAX/MIN: 87/52 // CBs developed to the NW-N during the early afternoon and dissipated overhead during the mid afternoon. Showers developed overhead during the late afternoon producing 0.01". A cell developed near Windsor 2030-2100L/0230-0300Z producing thunder and lightning as it passed N-E before dissipating. // |
| 2025-09-06 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 hr MAX/MIN: 67/42 // Cool day with Low overcast becoming Partly cloudy/w haze/smoke aloft throughout the day. The sun looked like mars @ sunset due to the haze/smoke aloft. // |
| 2025-09-05 | 6:30 AM | T | NA | NA | NA | NA | | 24 hr Max/Min: 91/50 // Smoke/haze moved into the area aloft & at the surface from the N during the early afternoon hours reducing visibility. Cold FROPA mid to late afternoon/w a few light showers (mainly sprinkles). // |
| 2025-09-03 | 6:30 AM | T | NA | NA | NA | NA | | Currently: 51° 7SM BCFG (Patchy Fog).// RMK CBs/Showers moved SE off Rockies during mid-late afternoon priducing light shower/sprinkles. |
| 2025-08-31 | 6:30 AM | 0.03 | NA | NA | NA | NA | | |
| 2025-08-30 | 6:30 AM | 0.11 | NA | NA | NA | NA | | |
| 2025-08-28 | 6:30 AM | 0.65 | NA | NA | NA | NA | | |
| 2025-08-27 | 6:30 AM | 0.06 | NA | NA | NA | NA | | |
| 2025-08-26 | 6:30 AM | T | NA | NA | NA | NA | | |
| 2025-08-25 | 6:30 AM | 0.52 | NA | NA | NA | NA | | |
| 2025-08-24 | 6:30 AM | 0.01 | NA | NA | NA | NA | | Light showers mid-late morning and sprinkles @ sunset |
| 2025-08-23 | 6:30 AM | 0.05 | NA | NA | NA | NA | | |
| 2025-08-22 | 6:30 AM | T | NA | NA | NA | NA | | |
| 2025-08-19 | 6:30 AM | 0.06 | NA | NA | NA | NA | | |
| 2025-08-18 | 6:30 AM | T | NA | NA | NA | NA | | 24 HR H/L: 93/57, Today's Low 59; Peak Wind 31 // High Based TCU/CB/Showers in the sky to the N and S throughout the afternoon. Showers/t-storms in the area during the overnight period 0100-0500L/0700-1100Z produced a trace at the station. // |
| 2025-08-11 | 6:30 AM | 0.31 | NA | NA | NA | NA | | |
| 2025-08-08 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR H/L: 102/59 , Today's low 61; Peak Wind 38 // Very hot 4th day of the heatwave. High based CU/Moderate CU throughout the afternoon produced VIRGA and oncl wind gusts with a peak wind of 38. // |
| 2025-08-07 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 98/55, Today's Low 59 // 3rd day of heat wave. Smoke/haze in/out throughout the day kept the temperature in check during the afternoon. 3rd day in a row with a smoke plume from the W in the mid-late afternoon. Thick smoke blocked out the sun @ sunset. CB distant to the SE @ sunset. // |
| 2025-08-06 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 98/53 // 2nd hot day of the heat wave. Another round of haze/smoke moved in from the W during the mid-late afternoon producing a fiery red sunset/w the sun looking like Mars. // |
| 2025-08-05 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 97/56, Today's low 62; Highest 1-min 30, Peak Wind 43// First day of a 5 day heat wave for this week. Haze and smoke moved Eastward into the during during the early to mid afternoon. It became very thick near sunset blocking out the sun. Outflow boundary from the E reached the station ~1930L causing a rapid increase in winds that persisted for 4 hours producing a 1-min wind of 30 mph and Peak wind of 43. It caused a rapid increase in Td/Rh (dew point/relative humidity) as well. // |
| 2025-08-03 | 6:30 AM | 0.03 | NA | NA | NA | NA | | |
| 2025-08-02 | 6:30 AM | 0.01 | NA | NA | NA | NA | | 24 HR MAX/MIN: 87/51; Peak Wind 39 // Haze and smoke aloft throughout the morning and afternoon. Thunderstorm/w light shower developed overhead mid-afternoon @ 1520-25L and moved off with only 0.01". A second cell developed to the S and brought CB Mammatus (CBMAM) and a peak wind of 39 @ 1700L. Mostly Cloudy at sunset/w CBs Distant to the E-SE. // |
| 2025-08-01 | 6:30 AM | 0.40 | NA | NA | NA | NA | | 24 HR MAX/MIN 90/55; Highest 1-min 27, Peak Wind 41 // Haze and smoke aloft throughout the morning and afternoon. Thunderstorm (-TSRA) developed overhead @ 1605L producing light-moderate showers/w a squall (sw 27 G 41) @ 1624L/thunderstorm/w moderate showers & hail (1/4-1/2" 1631-35L) and thunderstorm/w heavy showers afterwards. It ended ~1715L. Brief light showers @ 2217-20L/w sprinkles. // |
| 2025-07-31 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 80/57 // Cold FROPA mid-morning post sunrise. It was cool and muggy for a 2nd straight day. A stable post-frontal capped environment existed across Northern CO which dissipated any storms coming off the Front Range during the afternoon. Haze aloft was observed throughout the day from Wildfires in Western U.S. // |
| 2025-07-30 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 86/60; Td (Dew Pt) Max: 68 // Overcast, cool & muggy for most of the day. I had a max dew point of 68º late morning, which is extremely high for Eastern Colorado. Sun breaks mid-late afternoon but it remained muggy. Approaching storms from the W dissipated in the late afternoon as developing t-storms to the E over the Plains zapped all of the energy from Ft Collins S to Denver Metro. Outflow boundaries from S WY initialized storms post-sunset distant to the NE-E with Frequent to Constant (FRQ-CONS) lightning observed from 2130-2330L. // |
| 2025-07-29 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 103/60, Today's Low 66; Peak Wind 31 // 3rd hot day in a row. Debris clouds from showers over the mountains invaded the sky mid-late afternoon into the evening. COLD FROPA late evening. // |
| 2025-07-28 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 100/57, Today's Low 58; Highest 1-Min 29, Peak Wind 41 // 2nd hot day in a row. High Based CU/w VIRGA during the mid-late afternoon/w Squalls (SQs) @ 1620lL (E 29 G 39), @ 1632L (E 29 G 36) & @ 1650L (ENE 26 G 41). // |
| 2025-07-27 | 6:30 AM | T | NA | NA | NA | NA | | 24 HR MAX/MIN: 96/54; Highest 1-min 38, Peak Wind 45 // High based CU/MDT CU throughout the afternoon into early evening/w VIRGA in the whole sky from late afternoon into early evening. Squall (SQ) (VRB 28 G 38) @ 1450L. A second Squall (SQ) (VRB 26 G 45) @ 1644L/w followed by light shower (-SHRA) (sprinkles) 1649-53L. // |
| 2025-07-26 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 93/57; Highest 1-min 35, Peak Wind 48 // CB developed distant W-SW of station 1830-1900l/w VIRGA. It became a thunderstorm (TS) due to thunder @ 1926L and moved overhead @ 1952L dissipating producing a DRY MIRCOBURST/SQUALL (SQ) (VRB 25 G 48). CB behind it moved overhead also dissipating/w VIRGA @ sunset. Outflow boundary from first CB produced a CB Distant to the SE with Frequent Cloud to Ground & In cloud lightning (FRQ LTGCGIC) at sunset. // |
| 2025-07-25 | 6:30 AM | 0.02 | NA | NA | NA | NA | | 24 HR H/L: 91/57 // T-storms developed in the vicinity to the E-S between 1500-30L with Thunder and Showers in the vicinity (TS VCSH) and approached the station 1600-1700L with light shower & thunderstorm in the vicinity (-SHRA VCTS) 1700-10L. The line then moved E away from me. No other cells approached the station throughout the late afternoon-early evening.// |
| 2025-07-24 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 83/63; Peak Wind 34 // COLD FROPA mid-morning post sunrise. Thunderstorm (TS) developed ot the NW mid-afternoon and passed to the N-NE 1500-1600L without precip on station. // |
| 2025-07-23 | 6:30 AM | 0.02 | NA | NA | NA | NA | | 24 HR MAX/MIN: 99/63; Peak Wind 36 // Fifth hot day in a row. Thunderstorm/Thunderstorm/w light shower and squall in the late afternoon (VRB 26 G 36) from 1800-1900l. Off/on light showers afterwards til early evening. // |
| 2025-07-22 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR Max/Min: 101/61, Today's Low 65; Peak Wind 31 // Fourthday hot day in a row/w Fair weather CU throughout the day. Outflow boundary @ 1812L brought a wind shift from E to W-SW with a Peak Wind of 31 @ 1840L. CBs distant E and SE @ sunset. // |
| 2025-07-21 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 hr H/L: 97/59 // Third day of hot temps/w Fair weather CU throughout the day. // |
| 2025-07-20 | 6:30 AM | T | NA | NA | NA | NA | | 24 hr MAX/MIN: 94/59, Peak Wind 39 // Second day of Hot Temps, Thunderstorms (TS) developed N-W around sunset. Frequent Lightning in cloud & cloud to cloud (FRQ LTGICCC) and thunder (TS) persisted for over an hour (2010-2115L). 10 mins of sprinkles, thunderstorm/w light shower & squall (VRB 26 G 39) 2100-10 (-TSRA SQ). // |
| 2025-07-19 | 6:30 AM | T | NA | NA | NA | NA | | 24 hr MAX/MIN: 96/59; Peak Wind 32 // First day of Hot Temps, Line of T-storms just clipped the station between 1530-1600L producing a thunderstorm/w light shower (sprinkles) (-TSRA).// |
| 2025-07-17 | 6:30 AM | 0.71 | NA | NA | NA | NA | | 24 HR Max/Min: 82/57; Highest 1-Min 34, Peak Wind 41 // 3 Rounds of storms occurred throughout the day. 1st was early-mid afternoon (1430-1500L) with light shower. 2nd was late afternoon (1845-1945L) with Thunderstorms with moderate-heavy showers & squall (VRB 34 G 41) that produced flooding in the backyard. The last round was mid-late evening (2100-2320L) with 2 CBs distant SE and SW producing FRQ LTGICCCC (frequent lightning in cloud and cloud to cloud)/w sprinkles. The CB to the SW eventually moved overhead becoming a thunderstorm/w light showers @ 2120L & 2309L with ongoing light showers in between. 0.01" in the gauge from the overnight period. // |
| 2025-07-16 | 6:30 AM | 0.04 | NA | NA | NA | NA | | Cold FROPA during the early afternoon. Sprinkles from Showers in the early afternoon just to the N. Rain fell during the early morning near sunrise. |
| 2025-07-15 | 6:30 AM | T | NA | NA | NA | NA | | 24 hr MAX/MIN: 99/54; 1-min 33, Peak Wind 51 // High based CBs approached from the W during the early afternoon passing overhead 1600-30L producing light shower (sprinkles). The line reformed to the E over the Eastern Plains producing Wind Shift from W to E-SE with Strong Outflow winds for 90 mins 1745-1915L/w Squalls (E'ly 33 G 51).// |
| 2025-07-14 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR Max/Min: 94/59; Today's low: 63 // CBs distant S-W-NW along the Rockies throughout the day. Post-sunset ~2100, a line of storms developed distant to the W-NW producing FRQ LTGCGICCC for 90 mins or so before moving SE and missing my station to the S and dissipating. // |
| 2025-07-13 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR Max/Min: 85/59 // Cold FROPA early morning. Warm & muggy/mostly cloud during the mid-late morning giving way to Fair Wx CU during the afternoon. CBs Distant to the S-SE at sunset. // |
| 2025-07-12 | 6:30 AM | 0.04 | NA | NA | NA | NA | | 24 HR Max/Min: 90/53 // Showers & Thunderstorms throughout the Mid-Afternoon into the Mid-Evening. The majority of the action missed the station. // |
| 2025-07-11 | 6:30 AM | 0.03 | NA | NA | NA | NA | | Currently: 55°, Partly Cloudy (ST AC).RMK 8/630 / 24 HR Max/Min: 92/53 // Round #1 was Thunderstorm/w Squall late morning (29 G 43) that passed to the S w/o precip. Round #2 was early afternoon ~1329L/w a Thunderstorm/w light shower. Round #3 was late afternoon ~1700/w Thunderstorm/w squall that developed to the NW and passed to the E with sprinkles. (27 G 46). // |
| 2025-07-10 | 6:30 AM | T | NA | NA | NA | NA | | Currently: 73°, 7SM VCSH Mostly Cloudy (CB TCU AC CI) RMK VIRGA SW-NW CB VCSH NW-SW MOV E TCU DSNT NW RAINBOW SW 8/973 / /24 HR MAX/MIN 105*/57, Today's Low 72 //*New Station Record High of 105º. CBMAM/w VIRGA developed to the S after 1900L. It moved overhead causing the Temp to rise and the Rh to lower/w a peak wind gust of 27 from 1950-2100L. Trace reported due to rain drop residue on my car windshield occuring in the past 6-9 hours. Very warm morning with a CB/w VIRGA SW-NW causing a rainbow SW.// |
| 2025-07-09 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | Currently: 57°, Partly Cloudy (AC) RMK 8/030 / 24 HR MAX/MIN 100/54 / Highest 1-Min 53 ; Peak Wind Gust 72 (Severe) // Collapsing High-Based CB/Shower produced Dry Microburst/Squall (VRB 53 G 72) for the 2nd day in a row mid-afternoon. My father noted the severe wind gust almost blew over the tree in our front yard. TCU/CBs/w VIRGA persisted throughout the afternoon. // |
| 2025-07-08 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | Currently: 55°, 7SM Few Clouds (ST) RMK FEW ST W 8/600 / 24 HR MAX/MIN 94/55 / Highest 1-Min 44 ; Peak Wind Gust 63 (Severe) // Collapsing High-Based CB/Shower brought Dry Microburst/Squall (VRB 44 G 63). CBs reformed to the E and moved away during the late-mid afternoon. // |
| 2025-07-07 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | Currently 55°, 7SM SKC (Clear) / 24 HR MAX/MIN: 92/54 // Showers moving off the Front Range Dissipated overhead during the late afternoon with no precip on station/w peak wind gust of 43 @ 1738L. Squall occurred from E'ly outflow from CBs distant to the E (E 27G32) @ 1915L. // |
| 2025-07-06 | 6:30 AM | T | NA | NA | NA | NA | | |
| 2025-07-05 | 6:30 AM | 0.02 | NA | NA | NA | NA | | |
| 2025-07-03 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | Currently: 56°, Few Clouds (CI) / 24 hr MAX/MIN: 98/56 // CBs distant along the Rockies throughout the day. // |
| 2025-07-02 | 6:30 AM | 0.07 | NA | NA | NA | NA | | Currently: 56°, 7SM SKC (Clear) 24 hr MAX/MIN: 97/54 / 1-min 33, Pk Wind 58 (Severe wind gust) // Showers/T-Storms moved off the Front Range in the late afternoon producing -SHRA SQ (light shower/w squall 33 G 58) & -TSRA (thunderstorm/w light shower) off/on for ~hour. Squall occurred from outflow from nearby CBs ESE 32 G 39 @ 1854. // |
| 2025-07-01 | 6:30 AM | T | NA | NA | NA | NA | | Currently: 57° 7SM SKC (Clear) // 24 Hr MAX/MIN: 86/57 // -SHRA off/on during morning hours (Post-Sunset) with low overcast & cool. Fair wx CU during afternoon. /// |
| 2025-06-30 | 6:30 AM | T | NA | NA | NA | NA | | Currently: 63° 7SM -SHRA OVC (CUFRA CU AC) RMK 8/77/ 24 hr Max/Min: 86/57, Today's Low 62 // CBs/Showers passed around the area in the early-mid afternoon/w No Precip. COLD FRONT passed during the late afternoon. Currently light showers ongoing in the area.// |
| 2025-06-29 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR MAX/MIN: 101/57 //High Based TCU/CBs/w VIRGA through the afternoon. // |
| 2025-06-28 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | 24 HR Max/Min: 99/55 // High Based CU/MDT CU/TCU/w VIRGA throughout the afternoon; CBs very DSNT E-SE at sunset. // |
| 2025-06-27 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | CBs/TCUs/Showers/w VIRGA passed to the N during the late afternoon-early evening |
| 2025-06-26 | 6:30 AM | 0.02 | NA | NA | NA | NA | | Currently: 7SM SKC (Clear) & 51 // Low clouds in the AM. First line of storms dissipated in early afternoon. T-storm developed N of station and moved off to the E 1630-1700L. Sprinkles (-SHRA) ~1845L from cell to the distant to the S over Erie/Lafayette blew off/w faint Rainbow E. Outflow Boundaries ~2000L initialized N-S line of storms NW-SW/w Frequent Lighting Distant S, sprinkles/w thunder and rainbow/double rainbow E. Northern edge of line passed overhead with -TSRA SQ (thunderstorm/w light shower & squall) 28 G 46 and frequent lightning ~2030.// |
| 2025-06-25 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | Currently 62 & Mostly Cloudy RMK ACC ALQDS 8/683 // Low clouds during the AM. T-storms developed during the early-mid afternoon but stayed E-S. 2nd round dissipated before reaching me ~1900. // |
| 2025-06-24 | 6:30 AM | 0.01 | NA | NA | NA | NA | | Currently: 59 & Overcast RMK 8/6// // Low clouds and drizzle in the morning. CBs in the area during the late afternoon and early evening. // |
| 2025-06-18 | 6:30 AM | 1.37 | NA | NA | NA | NA | | Currently: 48 & Partly Cloudy RMK 8/030 //1.33" fell during a 45-60 min period during early afternoon ~1330-1430L (1930-2030Z) /w pea sized hail thunderstorm that caused flash flooding (+TSRAGR). 0.04" was from a light shower (-SHRA) during the late afternoon ~1800L/0000Z. // |
| 2025-06-17 | 6:30 AM | 0.26 | NA | NA | NA | NA | | Currently: 60 & Cloudy RMK SHRA DSNT E // TSRAGR (thunderstorm/w hail storm) overnight. I was woken up @ 0337 to big hail hitting the roof. // 1.2' and 1.5" hail measured in backyard. T snow reflects leftover hail in both front and backyard. /// CBs, TCUs and MDT CU present during afternoon. TS (thunderstorm) passed to the N-E during late afternoon with no precip on station. ///
-,
{EDIT: Observer reported T for all snow measurements. Snow was not present during this time, and it appears to be a typo. Changed snow reports of T to NA until observer can be contacted. CoCoSTAFF DNT}
|
| 2025-06-16 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | Currently: 58 - Partly Cloudy RMK CB DSNT E-SE // 24 hr Max/Min: 100/55 // CBs distant throughout the afternoon /// |
| 2025-06-15 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | TS passed to the N with No Precip on Station (1745-1815L/2345-0015Z)/w Frequent CG (cloud to ground) Lightning and a Peak Wind of 46. Moderate CB Outflow E'ly Winds between 2000-2140L/0200-0340Z. |
| 2025-06-14 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | CBs and showers nearby by but No Precip on station during the afternoon and early evening |
| 2025-06-13 | 6:30 AM | 0.13 | NA | NA | NA | NA | | Currently 56 & Partly Cloudy |
| 2025-06-12 | 6:30 AM | 0.00 | 0.0 | NA | NA | NA | | Currently: 60 and Mostly Cloudy RMK VIRGA OHD-S AND DSNT SW-W MDT CU DSNT WSW // High based Showers produced DRY DOWNBURST w Peak Wind of 41 @ 1400L/2000Z and VIRGA during the afternoon. VIRGA is present in the post-sunriae sky. // |
| 2025-06-11 | 6:30 AM | T | NA | NA | NA | NA | | Currently: 58 RMK VIRGA DSNT W // High based showers occured during the late afternoon into Post-sunset producing -SHRA SQ (sprinkles & squall) Dry Downburst of 46 G 56 mph ~2100L/0300Z // |
| 2025-06-09 | 6:30 AM | 0.01 | NA | NA | NA | NA | | Isolated showers mid-late afternoon |
| 2025-06-07 | 6:30 AM | 0.16 | NA | NA | NA | NA | | Early morning showers with off/on showers during the afternoon |
| 2025-06-06 | 6:30 AM | 0.36 | NA | NA | NA | NA | | Initial line in early afternoon produced TSRAGR (thunderstorm/w hail); GR 1/4-3/4" (pea to grape size). Showers continued off/on through the afternoon,. evening and overnight periods. |
| 2025-06-05 | 6:30 AM | 0.07 | NA | NA | NA | NA | | One thunderstorm developed just after sunset. Overall the forecast was a bust. |
| 2025-06-04 | 6:30 AM | T | NA | NA | NA | NA | | |
| 2025-06-03 | 6:30 AM | 0.51 | NA | NA | NA | NA | | |
| 2025-06-02 | 6:30 AM | 0.01 | NA | NA | NA | NA | | Line of convection produced -SHRA SQ (33 G 41) during late afternoon |
| 2025-05-31 | 6:30 AM | 0.52 | NA | NA | NA | NA | | |
| 2025-05-29 | 6:30 AM | 0.55 | NA | NA | NA | NA | | Currently:: 7SM OVC (STFRA/CUFRA) // late morning showers give way to monitor to heavy thunderstorms mid-afternoon with howers throughout the afternoon and evening..// |
| 2025-05-28 | 6:30 AM | 0.10 | NA | NA | NA | NA | | Currently: 1/2SM FG // Morning drizzle and fog followed by afternoon showers. // |
| 2025-05-27 | 6:30 AM | 0.46 | T | NA | NA | NA | | Currently: 5/8SM -DZ FG // Observed +TSRAGS SQ between 18-19L. Pea to 1/2" hail observed. T snow depth reflects the leftover hail that remained post-storm on the ground until it melted overnight. // |
| 2025-05-26 | 6:30 AM | 0.30 | NA | NA | NA | NA | | Off/on showers during the day with steady heavier showers during the late evening. |
| 2025-05-25 | 6:30 AM | 0.43 | NA | NA | NA | NA | | -DZ BR (light drizzle and mist) during the overnight period. -DZ/-RA (light drizzle and light rain) yesterday morning into mid afternoon. Mid afternoon-late evening featured showers and thunderstorms. |
| 2025-05-24 | 6:30 AM | T | NA | NA | NA | NA | | Drizzle and fog overnight |
| 2025-05-21 | 6:30 AM | T | NA | NA | NA | NA | | Ongoing -SHRA (shower) when I departed for work.. |
| 2025-05-19 | 6:30 AM | 0.09 | NA | NA | NA | NA | | |
| 2025-05-15 | 6:30 AM | 0.65 | NA | NA | NA | NA | | Thunderstorms/w Cold FROPA in the mid-late afternoon brought a SQ (squall: 41 G 60 mph), GS (small hail) and mod-heavy thundershowers (TSRA/+TSRA) with frequent to constant cloud to cloud lighting. Showers continued til early evening/w ~5 hours of precip. Currently at ob time: Snow showers are distant NW-SW along the mountains. |
| 2025-05-09 | 6:30 AM | 0.01 | NA | NA | NA | NA | | Residual moisture from heavy fog yesterday morning. My father said the fog dissipated ~1100L |
| 2025-05-08 | 6:30 AM | 0.35 | NA | NA | NA | NA | | Scattered showers & thunderstorms from late morning through late evening.
Currently,1/2SM BCFG (Patchy Fog) BKN000 (FG) RMK FG BKN000 FG VIS 1/4 E-SE 1/4 SW-NW FG BANK E-SE AND NW-SW
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| 2025-05-07 | 6:30 AM | 0.50 | NA | NA | NA | NA | | Off/on showers throughout the day with not much after sunset. |
| 2025-05-06 | 6:30 AM | 0.03 | NA | NA | NA | NA | | |
| 2025-05-02 | 6:30 AM | 0.04 | NA | NA | NA | NA | | Scattered showers during the afternoon and early evening |
| 2025-05-01 | 6:30 AM | 0.14 | NA | NA | NA | NA | | A SQ (Squall), a TS (thunderstorm), a -TSRA (thunderstorm/w light shower) occurred during the afternoon followed by -SHRA/SHRA (showers) during the overnight period.
|
| 2025-04-29 | 6:30 AM | T | NA | NA | NA | NA | | -SHRA (light showers) from mid afternoon into early evening. SQ (Squall) mid afternoon: 32G50 mph
|
| 2025-04-27 | 6:30 AM | 0.01 | NA | NA | NA | NA | | Moisture from mist/fog |
| 2025-04-26 | 6:30 AM | 0.14 | NA | NA | NA | NA | | I had drizzle & fog all day and night |
| 2025-04-25 | 6:30 AM | T | NA | NA | NA | NA | | I had a TS SQ (Thunderstorm/w Squall) mid to late afternoon (1630-1700L) without any precip. Currently 1/2SM DZ FG (Moderate Drizzle & Fog). |
| 2025-04-21 | 6:30 AM | T | NA | NA | NA | NA | | -SHRA (light showers) occurred late afternoon 1730-1800L/w sprinkles and VIRGA aloft. |
| 2025-04-19 | 6:30 AM | 0.05 | T | T | T | T | | Yesterday morning snow coverage melted away by mid-late morning. Off/on snow persisted through the day into early evening. It only accumulated on elevated surfaces. |
| 2025-04-18 | 6:30 AM | 0.13 | 0.6 | 0.13 | 0.6 | 0.13 | | Mix of rain/snow showers started on the late afternoon. It was briefly snow showers before sunset before becoming rain showers. Flurries started ~2030L. It became moderate graupel showers @ 2130L. Currently light snow & mist (5SM -SN BR)
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| 2025-04-17 | 6:30 AM | T | NA | NA | NA | NA | | Convective clouds (TCUs/MDT CU) overhead from mid-afternoon to sunset/w VIRGA & sprinkles.
-SHRA SQ (light shower/w squall) ~1820L/0020Z winds 34 G 50 mph |
| 2025-04-14 | 6:30 AM | 0.13 | NA | NA | NA | NA | | Showers and thunderstorms from late afternoon into early evening and overnight |
| 2025-04-06 | 6:30 AM | T | T | T | T | T | | Lingering snow flurries mid-late morning |
| 2025-04-05 | 6:30 AM | 0.05 | T | T | T | T | | |
| 2025-04-04 | 6:30 AM | 0.05 | 0.1 | 0.02 | T | T | | |
| 2025-04-03 | 6:30 AM | T | T | T | T | T | | Brief -SHSN produced flurries during the early-mid afternoon |
| 2025-04-02 | 6:30 AM | 0.02 | NA | NA | NA | NA | | |
| 2025-03-31 | 6:30 AM | T | NA | NA | NA | NA | | Moisture from heavy bug overnight this morning |
| 2025-03-30 | 6:30 AM | 0.74 | 0.5 | 0.05 | 0.5 | 0.05 | | |
| 2025-03-29 | 7:30 AM | 0.46 | NA | NA | NA | NA | | Mod-heavy showers overnight |
| 2025-03-19 | 6:30 AM | 0.09 | 0.3 | 0.06 | 0.3 | 0.06 | | 0.03" of rain, 0.06" of melted snow |
| 2025-03-15 | 6:30 AM | 0.10 | NA | NA | NA | NA | | Showers off/on in the morning followed by very windy conditions. Highest 1-min was 51/w peak wind of 74. |
| 2025-03-08 | 6:30 AM | T | T | T | NA | NA | | Off/on snow flurries during the morning |
| 2025-03-07 | 6:30 AM | 0.03 | NA | NA | T | T | | -SHRA in the early evening (1815-1930L/0115-0230Z). No observed south and west of Milliken on my way to work between Milliken and Frederick.
Small isolated patch of snow and ice remains in the shade.
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| 2025-03-05 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Isolated pocket of ice/snow remains in the shade. |
| 2025-03-04 | 6:30 AM | 0.01 | NA | NA | T | T | | -SHRA between 1700-2100L/0000-0400Z, nothing after that. Isolated snow/ice remains in the shade. |
| 2025-03-03 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Isolated spots of ice/snow in shade remaining. |
| 2025-03-02 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Isolated spots of ice/snow in shade remaining. |
| 2025-03-01 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Isolated spots of ice/snow in shade remaining. |
| 2025-02-28 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Isolated spots of ice/snow in shade remaining. |
| 2025-02-27 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Isolated spots of ice/snow in shade remaining. |
| 2025-02-26 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Isolated spots of ice/snow in shade remaining. Minor flooding due to ice/snow melt. |
| 2025-02-25 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | less than 1% snow/ice coverage for me. minor flooding due to the next month. |
| 2025-02-24 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | T snow depth @ 5% snow coverage. minor flooding due to snow and ice melt. |
| 2025-02-23 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | T snow depth @ 30% coverage. Minor flooding due to ice/snow melt. |
| 2025-02-22 | 6:30 AM | 0.00 | 0.0 | NA | 0.8 | NA | | 1.5" @ 51% coverage |
| 2025-02-21 | 6:30 AM | T | T | T | 1.7 | NA | | |
| 2025-02-20 | 6:30 AM | 0.00 | 0.0 | NA | 1.7 | NA | | 2.0' @ 85% coverage. Minor street flooding due to snow melt. |
| 2025-02-19 | 6:30 AM | 0.01 | T | 0.01 | 2.2 | NA | | |
| 2025-02-18 | 6:30 AM | T | T | T | 2.2 | NA | | Currently 4º, overcast/w flurries. Light dusting overnight/w snow on cars/elevated surfaces. Freezing fog/w freezing drizzle and snow grains (flurries) yesterday morning into early afternoon. |
| 2025-02-17 | 6:30 AM | 0.00 | 0.0 | NA | 2.2 | 0.15 | | Currently: 20º, 1/4SM FZFG BKN001 VV001 (Sky Obscured); // 24 HR H/L: 30/-2; 95% Coverage @ 2.3" // FZFG/w -SG/-FZDZ observed along route from Milliken to work in Frederick. |
| 2025-02-16 | 6:30 AM | 0.17 | 2.5 | 0.17 | 3.0 | 0.18 | | O° at ob time. 1/16" of ice removed from car windshield when mod-heavy snow started @ 1100-30L/1800-30Z..Layer of ice on the snow @ 1100L/1800Z, it was very slippery. |
| 2025-02-15 | 6:30 AM | 0.04 | NA | NA | 0.5 | NA | | Rare February showers during late afternoon/early evening. 1.0" @ 55% coverage. Minor flooding due to snow/ice melt. |
| 2025-02-14 | 6:30 AM | 0.00 | 0.0 | NA | 1.7 | 0.13 | | 1.7" @ 90% coverage, 15° and Mostly Cloudy @ ob time. Minor flooding for melting snow and ice. |
| 2025-02-13 | 6:30 AM | T | T | T | 2.1 | 0.29 | | Party cloudy and -6° @ ob time |
| 2025-02-12 | 6:30 AM | 0.14 | 2.1 | 0.14 | 2.5 | 0.14 | | |
| 2025-02-11 | 6:30 AM | 0.01 | 0.4 | 0.01 | 0.4 | 0.01 | | 6° and light snow at ob time |
| 2025-02-10 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | 0.7" @ 25% coverage |
| 2025-02-09 | 6:30 AM | 0.00 | 0.0 | NA | 0.5 | NA | | 0.9" @ 60% coverage. Minor street flooding due to snow melt. |
| 2025-02-08 | 10:30 AM | 0.11 | 1.0 | 0.11 | 1.0 | 0.11 | | 1.0" on ground in backyard; 0.8" on snowboard in front yard |
| 2025-02-07 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | |
| 2025-02-06 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | |
| 2025-02-05 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | |
| 2025-02-04 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | A few isolated spots remain in my backyard plus spots in the surrounding area & neighborhood |
| 2025-02-03 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Snow coverage dropped from 20% to less than 1% due to Chinook winds which push temps to 69 and virtually melted all the snow. The few isolated pockets of snow remain in shaded areas and in the neighborhood. Minor flooding due to snow and ice melt. |
| 2025-02-02 | 6:30 AM | 0.00 | 0.0 | NA | T | T | | Snow coverage dropped from 55% @ 1900Z to 25% @ 0000Z.. Currently @ 20%. Minor flooding due to snow melt. |
| 2025-02-01 | 6:30 AM | 0.00 | 0.0 | NA | 0.9 | 0.24 | | 0.90" @ 58% coverage. Minor flooding due to snow melt. |
| 2025-01-31 | 6:30 AM | 0.00 | 0.0 | NA | 1.2 | 0.24 | | 1.2" @ 65% coverage. minor flooding due to snow melt. |
| 2025-01-30 | 6:30 AM | 0.00 | 0.0 | NA | 2.1 | 0.40 | | 2.1" @ 80% coverage. minor flooding due to snow melt. |
| 2025-01-29 | 6:30 AM | 0.00 | 0.0 | NA | 2.8 | 0.40 | | 2.8" @ 90% coverage; minor Street flooding from snowmelt |
| 2025-01-28 | 6:30 AM | 0.00 | 0.0 | NA | 3.2 | 0.45 | | minor street flooding due to snow melt |
| 2025-01-27 | 6:30 AM | T | T | T | 4.3 | 0.40 | | |
| 2025-01-26 | 6:30 AM | 0.06 | 1.2 | 0.06 | 4.7 | 0.52 | | {EDIT: Observer reported 0.60 for new gauge catch. This is high and appears to be a decimal typo. Changed report of 0.60 to 0.06 until observer can be contacted to verify. Submission Time Before EDIT; 1/27/2025 7:55 AM CoCoSTAFF DNT} |
| 2025-01-25 | 11:30 AM | 0.25 | 2.1 | 0.25 | 3.5 | 0.21 | | Minor street flooding yesterday due to snow melt. 1.4" snow depth/w 85% yesterday at sunset (0000Z). |
| 2025-01-24 | 6:30 AM | 0.00 | 0.0 | NA | 1.5 | 0.22 | | 98% snow coverage; Miner Street flooding due to snow melt |
| 2025-01-23 | 6:30 AM | 0.00 | 0.0 | NA | 1.7 | 0.27 | | |
| 2025-01-22 | 6:30 AM | 0.00 | 0.0 | NA | 2.0 | 0.27 | | |
| 2025-01-21 | 6:30 AM | 0.00 | 0.0 | NA | 2.1 | 0.21 | | very cold this morning -17° |
| 2025-01-20 | 6:30 AM | 0.05 | 0.9 | 0.05 | 2.5 | NA | | 24 hour H/L: 16/-2; Currently: -2/-6/81%/30.40"/7SM Cloudy (NS)/NE 3/WCI -9 // I measured 1.6" @ 0000Z and 1.9" @ 0400Z, snow started as flurries @ 0145Z and became -SN @ 0200Z with SN 0300-0330Z.// |
| 2025-01-19 | 6:30 AM | 0.02 | 0.2 | 0.02 | 2.0 | 0.26 | | |
| 2025-01-18 | 6:30 AM | 0.21 | 2.4 | 0.21 | 2.4 | 0.21 | | Ongoing light snow |
| 2025-01-17 | 6:30 AM | 0.00 | 0.0 | NA | T | NA | | 15% snow coverage |
| 2025-01-16 | 6:30 AM | 0.00 | 0.0 | NA | T | NA | | 15% snow coverage |
| 2025-01-15 | 6:30 AM | 0.00 | 0.0 | NA | T | NA | | 20% snow coverage |
| 2025-01-14 | 6:30 AM | 0.00 | 0.0 | NA | T | NA | | 25% snow coverage |
| 2025-01-13 | 6:30 AM | 0.00 | 0.0 | NA | T | NA | | 40% snow coverage; minor flooding from melted snow/ice in the streets |
| 2025-01-12 | 6:30 AM | 0.00 | 0.0 | NA | 0.7 | NA | | |
| 2025-01-11 | 6:30 AM | 0.00 | 0.0 | NA | 0.8 | 0.24 | | |
| 2025-01-10 | 6:30 AM | 0.00 | 0.0 | NA | 1.2 | 0.13 | | |
| 2025-01-09 | 6:30 AM | T | T | T | 2.6 | 0.33 | | -sn drsn (snow flurries & low drifting snow) @ on time. blowing snow on E-W roads on my way to work from Milliken to Frederick. |
| 2025-01-08 | 6:30 AM | 0.05 | 0.5 | 0.05 | 3.2 | 0.22 | | |
| 2025-01-07 | 6:30 AM | 0.16 | 3.5 | 0.16 | 3.5 | 0.16 | | |
| 2025-01-06 | 6:30 AM | T | T | T | T | T | | |
| 2025-01-05 | 6:30 AM | 0.04 | 0.2 | 0.04 | 0.2 | 0.04 | | |
| 2025-01-04 | 6:30 AM | T | T | T | T | T | | |
| 2025-01-01 | 6:30 AM | T | T | T | T | T | | Light snow shower developed @ 2000L/0200Z and lasted for 90 mins til 2130L/0330Z. A trace was observed on elevated surfaces, the street and a little in the backyard this morning. Brief flurries were observed @ 2240L/0440Z. |