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.

64°F

18°C

Humidity 100%
Wind Speed SW 8 mph
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility NA
Last update 14 Jul 5:55 am CDT
Extended Forecast for

Storm Lake IA

  • Today

    Today: Sunny, with a high near 88. South southwest wind 5 to 10 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. South wind around 10 mph.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 66. South wind around 10 mph.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. North wind around 10 mph. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Increasing clouds, with a low around 61. North northeast wind around 10 mph.

    Low: 61 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 88. South southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 67. South wind around 10 mph.
Tuesday
Sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 66. South wind around 10 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. North wind around 10 mph. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Increasing clouds, with a low around 61. North northeast wind around 10 mph.
Thursday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 74.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 78.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Sunday
Partly sunny, with a high near 83.
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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:
5:31 am CDT Jul 14, 2025
Forecast Valid:
6am CDT Jul 14, 2025-6pm CDT Jul 20, 2025
 
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