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.

Overcast

21°F

-6°C

Humidity 100%
Wind Speed N 9 mph
Barometer 29.91 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 2 Jan 12:35 am CST
Extended Forecast for

Storm Lake IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 16. North northeast wind around 5 mph.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, with a high near 23. East northeast wind around 5 mph.

    High: 23 °F

    Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Cloudy, with a low around 18. East wind around 5 mph becoming south after midnight.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34. South wind around 5 mph becoming north northwest in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21. North wind 5 to 10 mph becoming southeast after midnight.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 16. North northeast wind around 5 mph.
Friday
Cloudy, with a high near 23. East northeast wind around 5 mph.
Friday Night
A 20 percent chance of snow before midnight. Cloudy, with a low around 18. East wind around 5 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 34. South wind around 5 mph becoming north northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 21. North wind 5 to 10 mph becoming southeast after midnight.
Sunday
Partly sunny, with a high near 41. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 29.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Storm Lake IA
 42.64°N 95.21°W (Elev. 1398 ft)
Last Update:
10:58 pm CST Jan 1, 2026
Forecast Valid:
1am CST Jan 2, 2026-6pm CST Jan 8, 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