Hourly Weather Forecast - Sully, IA

4:41 PM
5 PM
2°F
0%
6mph
N
Mostly Clear
Humidity
80%
Feels like
-10°F
Dew Point
-2°F
6 PM
0°F
0%
6mph
N
Mostly Clear
Humidity
83%
Feels like
-11°F
Dew Point
-4°F
7 PM
-1°F
0%
4mph
N
Very Cold
Humidity
84%
Feels like
-11°F
Dew Point
-5°F
8 PM
-2°F
0%
4mph
N
Very Cold
Humidity
84%
Feels like
-10°F
Dew Point
-5°F
9 PM
-2°F
0%
3mph
NNE
Very Cold
Humidity
84%
Feels like
-2°F
Dew Point
-5°F
10 PM
-1°F
0%
2mph
NNE
Very Cold
Humidity
84%
Feels like
-1°F
Dew Point
-5°F
11 PM
1°F
0%
2mph
NE
Mostly Cloudy
Humidity
84%
Feels like
1°F
Dew Point
-3°F

Snow Totals Through Tonight

Snow Impacts Great Lakes to New England

A low pressure system spurs a swath of snow from Wisconsin to New England today.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

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Image courtesy of PeakPX.

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Today's National Outlook

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