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.

A Few Clouds

77°F

25°C

Humidity 54%
Wind Speed S 9 mph
Barometer 30.12 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 29 Aug 2:15 pm CDT
Extended Forecast for

Alta IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 80. South wind around 5 mph.

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East southeast wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 76. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. East southeast wind around 5 mph. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 72. East southeast wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. East southeast wind around 5 mph.

    Low: 58 °F

    Chance
    Showers then
    Chance
    T-storms

  • Labor Day

    Labor Day: A 30 percent chance of showers. Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. South wind around 5 mph.
Tonight
Mostly cloudy, with a low around 58. East southeast wind around 5 mph.
Saturday
A chance of rain before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 76. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. East southeast wind around 5 mph. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 72. East southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. East southeast wind around 5 mph.
Labor Day
A 30 percent chance of showers. Mostly cloudy, with a high near 71.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alta IA
 42.68°N 95.33°W (Elev. 1473 ft)
Last Update:
2:11 pm CDT Aug 29, 2025
Forecast Valid:
2pm CDT Aug 29, 2025-6pm CDT Sep 4, 2025
 
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