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

36°F

2°C

Humidity 75%
Wind Speed W 13 mph
Barometer 30.13 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 12 Jan 9:35 am CST
Extended Forecast for

Sac City IA

  • Today

    Today: Sunny, with a high near 49. West southwest wind 8 to 11 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 39. West southwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. Windy, with a west wind 15 to 21 mph, with gusts as high as 29 mph.

    High: 52 °F

    Partly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22. Windy, with a north northwest wind 17 to 23 mph, with gusts as high as 31 mph.

    Low: 22 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 29. Windy, with a north wind 16 to 23 mph, with gusts as high as 33 mph.

    High: 29 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 34.

    High: 34 °F

    Partly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 26. Blustery.

    Low: 26 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 33. Windy.

    High: 33 °F

    Chance Snow
    and Windy

Detailed Forecast

Today
Sunny, with a high near 49. West southwest wind 8 to 11 mph.
Tonight
Partly cloudy, with a steady temperature around 39. West southwest wind 9 to 15 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 52. Windy, with a west wind 15 to 21 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly cloudy, with a low around 22. Windy, with a north northwest wind 17 to 23 mph, with gusts as high as 31 mph.
Wednesday
Sunny, with a high near 29. Windy, with a north wind 16 to 23 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly clear, with a low around 13.
Thursday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 34.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26. Blustery.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Windy.
Friday Night
Mostly cloudy, with a low around 9. Windy.
Saturday
Partly sunny, with a high near 17. Blustery.
Saturday Night
Partly cloudy, with a low around 4.
Sunday
Mostly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sac City IA
 42.42°N 95°W
Last Update:
3:11 am CST Jan 12, 2026
Forecast Valid:
9am CST Jan 12, 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