Viewing Station: MT-CS-11 : Ismay 3.4 NE
Nov 16, 2011 - May 18, 20265,004 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.06"
May 1-18, 2026(17 of 18 days covered by obs)
NOAA Normal
1.61"
Departure from Normal
-1.55" : 4% of Normal
Year-To-Date: 1.95"
Jan 1 to May 18, 2026(136 of 138 days covered by obs)
NOAA Normal
4.54"
Departure from Normal
-2.59" : 43% of Normal
Water Year-To-Date: 6.14"
Oct 1, 2025 to May 18, 2026(226 of 230 days covered by obs)
NOAA Normal
6.52"
Departure from Normal
-0.38" : 94% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.38
0.40
-0.02
Feb
0.38
0.35
0.03
Mar
0.59
0.59
0.00
Apr
1.58
1.51
0.07
May
2.78
2.60
0.18
Jun
2.53
2.86
-0.33
Jul
1.96
1.97
-0.01
Aug
1.21
1.36
-0.15
Sep
1.41
1.30
0.11
Oct
1.14
1.05
0.09
Nov
0.47
0.47
0.00
Dec
0.37
0.33
0.04
14.80
14.79
0.01