Viewing Station: WI-WB-19 : Shell Lake 4.3 SW
Jun 29, 2021 - Sep 15, 20261,668 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.12"
September 1-15, 2026(15 of 15 days covered by obs)
NOAA Normal
1.81"
Departure from Normal
-0.69" : 62% of Normal
Year-To-Date: 20.75"
Jan 1 to Sep 15, 2026(255 of 258 days covered by obs)
NOAA Normal
24.74"
Departure from Normal
-3.99" : 84% of Normal
Water Year-To-Date: 24.72"
Oct 1, 2025 to Sep 15, 2026(347 of 350 days covered by obs)
NOAA Normal
30.97"
Departure from Normal
-6.25" : 80% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.92
0.88
0.04
Feb
0.96
0.92
0.04
Mar
1.66
1.58
0.08
Apr
2.83
2.86
-0.03
May
3.88
3.88
0.00
Jun
4.31
4.35
-0.04
Jul
4.29
4.21
0.08
Aug
4.08
4.13
-0.05
Sep
3.61
3.62
-0.01
Oct
3.13
3.17
-0.04
Nov
1.79
1.73
0.06
Dec
1.31
1.26
0.05
32.77
32.59
0.18