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

N/A

Humidity NA
Wind Speed NW 12 G 18 mph
Barometer 29.98 in
Dewpoint N/A
Visibility 10.00 mi
Last update 16 Jul 6:35 pm CDT
Extended Forecast for

Storm Lake IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. North wind around 10 mph becoming east in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 56. East wind 5 to 10 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. South southeast wind around 10 mph. Chance of precipitation is 40%.

    High: 78 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then showers and thunderstorms likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Partly sunny, with a high near 80. Northeast wind 5 to 10 mph.

    High: 80 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers. Partly sunny, with a high near 79.

    High: 79 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 53. North wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 73. North wind around 10 mph becoming east in the afternoon.
Thursday Night
Increasing clouds, with a low around 56. East wind 5 to 10 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. South southeast wind around 10 mph. Chance of precipitation is 40%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then showers and thunderstorms likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Partly sunny, with a high near 80. Northeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 79.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.
Monday
Partly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Storm Lake IA
 42.66°N 95.18°W (Elev. 1427 ft)
Last Update:
6:47 pm CDT Jul 16, 2025
Forecast Valid:
7pm CDT Jul 16, 2025-6pm CDT Jul 23, 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