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 80%
Wind Speed SW 15 mph
Barometer 30.21 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 11 Jan 8:15 pm CST
Extended Forecast for

6 Miles SW Alta IA

  • Tonight

    Tonight: Increasing clouds, with a low around 26. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 48. West southwest wind 5 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 53 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. Blustery, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    Low: 23 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Sunny, with a high near 30. Blustery, with a north wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 30 °F

    Sunny and
    Blustery

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 26. West wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 48. West southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 34. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 53. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 23. Blustery, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Wednesday
Sunny, with a high near 30. Blustery, with a north wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Mostly clear, with a low around 15.
Thursday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 36.
Thursday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 25.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Alta IA
 42.61°N 95.38°W (Elev. 1404 ft)
Last Update:
4:43 pm CST Jan 11, 2026
Forecast Valid:
8pm CST Jan 11, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation