Viewing Station: SD-MP-9 : Long Lake 3.1 WSW
Apr 1, 2022 - May 17, 20261,509 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.02"
May 1-18, 2026(17 of 18 days covered by obs)
NOAA Normal
1.81"
Departure from Normal
-1.79" : 1% of Normal
Year-To-Date: 3.09"
Jan 1 to May 18, 2026(137 of 138 days covered by obs)
NOAA Normal
5.37"
Departure from Normal
-2.28" : 58% of Normal
Water Year-To-Date: 5.97"
Oct 1, 2025 to May 18, 2026(229 of 230 days covered by obs)
NOAA Normal
8.32"
Departure from Normal
-2.35" : 72% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.46
0.46
0.00
Feb
0.57
0.54
0.03
Mar
0.90
0.88
0.02
Apr
1.63
1.54
0.09
May
3.11
3.16
-0.05
Jun
3.57
3.71
-0.14
Jul
3.15
3.24
-0.09
Aug
2.42
2.50
-0.08
Sep
2.09
2.16
-0.07
Oct
1.78
1.78
0.00
Nov
0.60
0.61
-0.01
Dec
0.57
0.54
0.03
20.85
21.12
-0.27