Hourly Weather Forecast - Sac City, IA

12 AM
25°F
0%
5mph
WNW
Clear
Humidity
74%
Feels like
18°F
Dew Point
18°F
1 AM
24°F
0%
5mph
WNW
Clear
Humidity
75%
Feels like
18°F
Dew Point
17°F
2 AM
23°F
10%
5mph
WNW
Clear
Humidity
76%
Feels like
17°F
Dew Point
17°F
3 AM
23°F
10%
5mph
WNW
Clear
Humidity
77%
Feels like
16°F
Dew Point
17°F
4 AM
22°F
10%
5mph
NW
Clear
Humidity
78%
Feels like
16°F
Dew Point
16°F
5 AM
21°F
10%
5mph
NW
Clear
Humidity
79%
Feels like
15°F
Dew Point
16°F
6 AM
21°F
10%
4mph
NNW
Clear
Humidity
79%
Feels like
16°F
Dew Point
16°F
7 AM
22°F
10%
2mph
N
Clear
Humidity
79%
Feels like
22°F
Dew Point
16°F
7:45 AM
8 AM
23°F
10%
3mph
ESE
Sunny
Humidity
79%
Feels like
23°F
Dew Point
17°F
9 AM
24°F
10%
5mph
SE
Sunny
Humidity
77%
Feels like
18°F
Dew Point
18°F
10 AM
27°F
10%
7mph
SSE
Mostly Sunny
Humidity
72%
Feels like
20°F
Dew Point
19°F
11 AM
31°F
10%
8mph
SSE
Partly Cloudy
Humidity
66%
Feels like
24°F
Dew Point
21°F
12 PM
34°F
10%
9mph
S
Partly Cloudy
Humidity
62%
Feels like
27°F
Dew Point
22°F
1 PM
35°F
10%
9mph
S
Mostly Cloudy
Humidity
59%
Feels like
28°F
Dew Point
22°F
2 PM
37°F
10%
9mph
SSE
Mostly Cloudy
Humidity
57%
Feels like
30°F
Dew Point
23°F
3 PM
37°F
30%
9mph
SSE
30% Chance Snow Showers
Humidity
57%
Feels like
30°F
Dew Point
23°F
4 PM
36°F
30%
9mph
SSE
30% Chance of Snow
Humidity
59%
Feels like
29°F
Dew Point
23°F
4:50 PM
5 PM
34°F
30%
9mph
SSE
30 % Chance of Heavy Snow
Humidity
64%
Feels like
27°F
Dew Point
23°F
6 PM
32°F
30%
9mph
SSE
30 % Chance of Heavy Snow
Humidity
68%
Feels like
25°F
Dew Point
23°F
7 PM
32°F
30%
9mph
SSE
30 % Chance of Heavy Snow
Humidity
70%
Feels like
24°F
Dew Point
23°F
8 PM
31°F
30%
10mph
SSE
30 % Chance of Heavy Snow
Humidity
71%
Feels like
23°F
Dew Point
23°F
9 PM
31°F
30%
10mph
SSE
30 % Chance of Heavy Snow
Humidity
71%
Feels like
23°F
Dew Point
23°F
10 PM
31°F
40%
10mph
SSE
40% Chance of Heavy Snow
Humidity
72%
Feels like
23°F
Dew Point
23°F
11 PM
32°F
40%
10mph
SSE
40% Chance of Flurries
Humidity
72%
Feels like
23°F
Dew Point
24°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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