National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Storm Lake (KSLB)

Lat: 42.6°NLon: 95.23°WElev: 1489ft.

Fair

N/A

Humidity NA
Wind Speed S 8 mph
Barometer 29.84 in
Dewpoint N/A
Visibility 10.00 mi
Last update 15 Jul 7:15 pm CDT
Extended Forecast for

Storm Lake IA

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 66. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76. North northwest wind 5 to 10 mph.

    High: 76 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 54. North wind 10 to 15 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 72. North northeast wind around 10 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. East wind 5 to 10 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South southeast wind around 10 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    T-storms
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 66. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76. North northwest wind 5 to 10 mph.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 54. North wind 10 to 15 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 72. North northeast wind around 10 mph.
Thursday Night
Mostly clear, with a low around 55. East wind 5 to 10 mph.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South southeast wind around 10 mph. Chance of precipitation is 20%.
Friday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Storm Lake IA
 42.64°N 95.21°W (Elev. 1398 ft)
Last Update:
7:31 pm CDT Jul 15, 2025
Forecast Valid:
7pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation