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.

A Few Clouds

41°F

5°C

Humidity 39%
Wind Speed NE 9 mph
Barometer 30.26 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 19 Apr 10:55 pm CDT
Extended Forecast for

Storm Lake IA

  • Tonight

    Tonight: Mostly clear, with a low around 31. East southeast wind 5 to 10 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 68 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. West southwest wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 51. East northeast wind 5 to 10 mph becoming southeast after midnight.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 83 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 59. Breezy.

    Low: 59 °F

    Breezy.
    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 78. Breezy. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 31. East southeast wind 5 to 10 mph.
Monday
Sunny, with a high near 68. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 51. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 80. West southwest wind 5 to 10 mph becoming north northeast in the afternoon.
Tuesday Night
Clear, with a low around 51. East northeast wind 5 to 10 mph becoming southeast after midnight.
Wednesday
Sunny, with a high near 83. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 59. Breezy.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 78. Breezy. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 40. Breezy.
Friday
Mostly sunny, with a high near 60. Breezy.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 58.
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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:
10:48 pm CDT Apr 19, 2026
Forecast Valid:
11pm CDT Apr 19, 2026-6pm CDT Apr 26, 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