CoCoRaHS Data Explorer

Viewing Station: MA-MD-257 : Chelmsford 1.8 NW

Nov 11, 2025 - Jul 10, 2026186 Total Observations

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Observation Data Tables

Date Range to Display

Daily Precip139
Multi-day Precip4
Significant Weather0
Hail0
Condition Monitoring0

2026-07-10

7:00 AM

0.00

0.0

2026-07-09

7:09 AM

0.02

2026-07-08

7:00 AM

1.49

2026-07-07

7:10 AM

0.45

2026-07-05

7:00 AM

0.39

2026-07-04

6:30 AM

0.00

0.0

2026-07-03

7:30 AM

0.00

0.0

2026-07-02

8:00 AM

0.04

2026-07-01

8:00 AM

0.00

0.0

2026-06-30

7:15 AM

0.00

0.0

2026-06-22

7:00 AM

0.04

2026-06-21

7:31 AM

0.00

0.0

2026-06-20

7:00 AM

0.00

0.0

2026-06-18

7:00 AM

0.08

2026-06-17

8:00 AM

0.00

0.0

2026-06-15

6:45 AM

0.05

2026-06-14

8:00 AM

0.00

0.0

2026-06-13

7:00 AM

0.00

0.0

2026-06-12

7:30 AM

0.00

0.0

2026-06-10

7:00 AM

0.00

0.0

2026-06-09

7:15 AM

0.00

0.0

2026-06-08

7:28 AM

0.32

2026-06-07

6:29 AM

0.12

2026-06-05

7:10 AM

0.00

0.0

2026-06-04

8:00 AM

0.00

0.0

2026-06-02

7:00 AM

0.00

0.0

2026-05-27

6:25 AM

0.00

0.0

2026-05-26

6:45 AM

0.32

2026-05-25

6:31 AM

0.78

2026-05-24

7:29 AM

0.00

0.0

2026-05-23

8:00 AM

0.00

0.0

2026-05-20

7:00 AM

0.05

2026-05-19

7:00 AM

0.00

0.0

2026-05-18

8:00 AM

0.00

0.0

2026-05-17

7:00 AM

0.00

0.0

2026-05-16

8:00 AM

0.00

0.0

2026-05-15

5:32 AM

0.57

2026-05-14

7:00 AM

0.07

2026-05-13

8:00 AM

0.00

0.0

2026-05-12

7:00 AM

0.02

2026-05-11

7:30 AM

0.04

2026-05-10

7:00 AM

0.56

2026-05-09

6:00 AM

0.00

0.0

2026-05-08

8:00 AM

0.00

0.0

2026-05-07

7:20 AM

0.24

2026-05-06

7:00 AM

0.03

2026-05-03

8:21 AM

0.10

2026-05-02

8:00 AM

0.03

2026-04-30

6:27 AM

0.06

2026-04-29

7:00 AM

0.00

0.0

2026-04-27

7:00 AM

0.00

0.0

2026-04-26

7:15 AM

0.00

0.0

2026-04-25

7:00 AM

0.00

0.0

2026-04-24

8:00 AM

0.00

0.0

2026-04-23

7:00 AM

0.00

0.0

2026-04-22

7:00 AM

0.00

0.0

2026-04-20

7:00 AM

0.12

2026-04-18

8:12 AM

0.06

2026-04-17

6:48 AM

0.29

2026-04-16

6:31 AM

0.19

2026-04-15

7:00 AM

0.60

2026-04-14

6:45 AM

0.00

0.0

2026-04-13

7:00 AM

0.02

2026-04-12

8:00 AM

0.00

0.0

2026-04-11

7:05 AM

0.00

0.0

2026-04-10

7:45 AM

0.00

0.0

2026-04-09

8:00 AM

0.02

2026-04-08

8:00 AM

0.08

0.0

{EDIT: Observer reported 0.00 for new gauge catch. Surrounding reports of precip indicate this could be a date error or a typo. Changed report of 0.00 to NA until observer can be contacted. CoCoSTAFF DNT}

2026-04-07

8:00 AM

0.00

0.0

2026-04-06

8:00 AM

0.00

0.0

2026-04-05

8:12 AM

0.03

2026-04-04

7:30 AM

2026-04-03

7:00 AM

0.19

2026-04-02

7:00 AM

0.27

2026-04-01

8:08 AM

0.23

2026-03-31

7:00 AM

0.00

0.0

2026-03-30

8:30 AM

0.00

0.0

2026-03-29

7:45 AM

0.00

0.0

2026-03-28

7:01 AM

0.00

0.0

2026-03-27

8:13 AM

0.12

2026-03-26

8:00 AM

2026-03-25

7:30 AM

0.00

0.0

2026-03-24

7:00 AM

2026-03-23

7:30 AM

0.32

2026-03-22

8:15 AM

0.00

0.0

2026-03-21

7:45 AM

0.06

2026-03-20

8:00 AM

0.00

0.0

2026-03-19

7:00 AM

0.00

0.0

2026-03-18

8:15 AM

0.00

0.0

2026-03-17

7:12 AM

0.41

2026-03-16

8:15 AM

0.38

2026-03-15

7:00 AM

0.00

0.0

2026-03-14

8:00 AM

0.00

0.0

2026-03-13

7:00 AM

0.00

0.0

2026-03-12

8:00 AM

0.19

2026-02-21

7:45 AM

0.51

3.0

2026-02-20

7:00 AM

0.00

0.0

0.00

2026-02-15

8:10 AM

0.00

0.0

0.00

2026-02-14

7:15 AM

0.00

0.0

0.00

2026-02-13

8:00 AM

0.00

0.0

0.00

2026-02-12

7:00 AM

2026-02-11

7:00 AM

0.17

2.2

2026-02-10

8:15 AM

0.00

0.0

0.00

2026-02-09

8:16 AM

0.00

0.0

0.00

12.5

2.75

2026-02-08

8:15 AM

0.09

1.5

2026-02-07

7:00 AM

0.12

1.0

2026-02-06

7:45 AM

0.00

0.0

0.00

2026-02-05

7:15 AM

0.00

0.0

0.00

2026-02-04

7:45 AM

0.00

0.0

0.00

2026-02-03

7:10 AM

0.00

0.0

0.00

2026-02-02

7:00 AM

0.00

0.0

0.00

12.5

2.70

2026-02-01

7:45 AM

0.00

0.0

0.00

2026-01-31

7:15 AM

0.00

0.0

0.00

Temp: -8F

2026-01-30

8:00 AM

0.00

0.0

0.00

Temp: -6F

2026-01-29

7:15 AM

0.00

0.0

0.00

2026-01-28

7:45 AM

0.00

0.0

0.00

2026-01-27

7:43 AM

0.18

2.0

2026-01-26

8:30 AM

0.95

16.0

1.30

19.0

1.82

2026-01-25

6:30 AM

0.00

0.0

0.00

2026-01-24

8:00 AM

2026-01-23

7:30 AM

0.00

0.0

0.00

2026-01-22

6:44 AM

0.15

2.5

0.18

2026-01-21

8:30 AM

0.00

0.0

0.00

2026-01-20

8:00 AM

0.00

0.0

0.00

2026-01-19

7:44 AM

0.28

3.5

0.26

6.0

0.53

2026-01-18

7:29 AM

0.16

2.3

0.14

2026-01-17

8:45 AM

0.02

New snow was .25 inches so I have reported it as a trace since it is less than .50 inches. Since it is reported as a trace for new snow the SWE would be reported as a Trace also, thus no swe would be reported. The Gauge Catch was .02 and is posted.

2026-01-16

8:00 AM

0.00

0.0

0.00

0.0

0.00

2026-01-15

8:16 AM

0.02

0.0

0.00

0.0

0.00

2026-01-14

8:00 AM

0.00

0.0

0.00

2026-01-12

7:46 AM

0.00

0.0

0.00

0.0

0.00

2026-01-11

8:16 AM

0.41

0.0

0.00

0.0

0.00

2026-01-10

8:16 AM

0.00

0.0

0.00

0.0

0.00

2026-01-06

8:00 AM

2026-01-05

8:30 AM

0.00

0.0

2.2

0.13

2026-01-04

9:00 AM

0.05

0.5

2026-01-03

8:00 AM

0.00

0.0

2026-01-02

7:30 AM

2026-01-01

8:30 AM

0.05

0.8

Observation Data TablesInformational

Observation Data Tables