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.

Fair

30°F

-1°C

Humidity 47%
Wind Speed E 14 G 20 mph
Barometer 30.39 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 1 Mar 1:15 pm CST
Extended Forecast for

Alta IA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 34. East southeast wind around 10 mph.

    High: 34 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. East southeast wind around 10 mph.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, with a high near 41. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 41 °F

    Cloudy

  • Monday Night

    Monday Night: A chance of rain before 10pm, then a chance of drizzle between 10pm and midnight, then a chance of rain after midnight. Cloudy, with a low around 31. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 31 °F

    Chance Rain

  • Tuesday

    Tuesday: A slight chance of drizzle before noon. Mostly cloudy, with a high near 48. East northeast wind 5 to 10 mph.

    High: 48 °F

    Slight Chance
    Drizzle then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 32. Northeast wind 5 to 10 mph.

    Low: 32 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before noon. Partly sunny, with a high near 49.

    High: 49 °F

    Chance Rain
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Partly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 34. East southeast wind around 10 mph.
Tonight
Mostly cloudy, with a low around 20. East southeast wind around 10 mph.
Monday
Cloudy, with a high near 41. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A chance of rain before 10pm, then a chance of drizzle between 10pm and midnight, then a chance of rain after midnight. Cloudy, with a low around 31. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday
A slight chance of drizzle before noon. Mostly cloudy, with a high near 48. East northeast wind 5 to 10 mph.
Tuesday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 32. Northeast wind 5 to 10 mph.
Wednesday
A 30 percent chance of rain before noon. Partly sunny, with a high near 49.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 24.
Saturday
Sunny, with a high near 57.
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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:
12:33 pm CST Mar 1, 2026
Forecast Valid:
1pm CST Mar 1, 2026-6pm CST Mar 7, 2026
 
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