National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Storm Lake (KSLB)

Lat: 42.6°NLon: 95.23°WElev: 1489ft.

Fair

30°F

-1°C

Humidity 80%
Wind Speed SW 17 mph
Barometer 30.22 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 11 Jan 7:15 pm CST
Extended Forecast for

Sac City IA

  • Tonight

    Tonight: Increasing clouds, with a low around 27. West wind 8 to 14 mph, with gusts as high as 26 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 48. West wind 8 to 10 mph.

    High: 48 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. West southwest wind 9 to 15 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Windy, with a west northwest wind 16 to 22 mph, with gusts as high as 32 mph.

    High: 53 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. Windy, with a northwest wind 21 to 25 mph, with gusts as high as 34 mph.

    Low: 23 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. Windy.

    High: 30 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 36.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Blustery.

    Low: 26 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Snow and
    Blustery

Detailed Forecast

Tonight
Increasing clouds, with a low around 27. West wind 8 to 14 mph, with gusts as high as 26 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 48. West wind 8 to 10 mph.
Monday Night
Mostly cloudy, with a low around 36. West southwest wind 9 to 15 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 53. Windy, with a west northwest wind 16 to 22 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly cloudy, with a low around 23. Windy, with a northwest wind 21 to 25 mph, with gusts as high as 34 mph.
Wednesday
Mostly sunny, with a high near 30. Windy.
Wednesday Night
Mostly clear, with a low around 15.
Thursday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 36.
Thursday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Blustery.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 34. Windy.
Friday Night
Mostly cloudy, with a low around 11. Blustery.
Saturday
Mostly sunny, with a high near 23. Blustery.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sac City IA
 42.44°N 95°W
Last Update:
5:06 pm CST Jan 11, 2026
Forecast Valid:
7pm CST Jan 11, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation