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

63°F

17°C

Humidity 37%
Wind Speed S 17 G 25 mph
Barometer 29.90 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 29 Mar 12:15 pm CDT
Extended Forecast for

Storm Lake IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. South southwest wind around 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. South wind around 5 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 82. South southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 47. West southwest wind 10 to 15 mph becoming south after midnight. Winds could gust as high as 30 mph.

    Low: 47 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers. Increasing clouds, with a high near 59. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 59 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.

    High: 44 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely. Cloudy, with a low around 30. Chance of precipitation is 70%.

    Low: 30 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Rain and snow likely before 1pm, then a chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 72. South southwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 45. South wind around 5 mph.
Monday
Increasing clouds, with a high near 82. South southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 47. West southwest wind 10 to 15 mph becoming south after midnight. Winds could gust as high as 30 mph.
Tuesday
A 20 percent chance of showers. Increasing clouds, with a high near 59. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Wednesday Night
Rain and snow showers likely. Cloudy, with a low around 30. Chance of precipitation is 70%.
Thursday
Rain and snow likely before 1pm, then a chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 55.
Friday Night
Showers likely. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.
Saturday
Showers likely. Mostly cloudy, with a high near 51. Breezy. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Storm Lake IA
 42.66°N 95.18°W (Elev. 1427 ft)
Last Update:
11:53 am CDT Mar 29, 2026
Forecast Valid:
12pm CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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