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

46°F

8°C

Humidity 93%
Wind Speed W 12 G 18 mph
Barometer 29.81 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 16 Feb 2:15 am CST
Extended Forecast for

Alta IASimilar City Names

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 64. Southwest wind 5 to 10 mph becoming east in the morning.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. East southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of drizzle between 9am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 66. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 66 °F

    Breezy.
    Slight Chance
    Drizzle then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 40. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph.

    Low: 40 °F

    Chance Rain
    then Mostly
    Clear and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 55. Windy, with a west wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 55 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of rain and snow, mainly after noon. Mostly cloudy, with a high near 41. Breezy. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.

    Low: 18 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Washington's Birthday
Mostly sunny, with a high near 64. Southwest wind 5 to 10 mph becoming east in the morning.
Monday Night
Mostly cloudy, with a low around 40. East southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of drizzle between 9am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 66. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 35 mph.
Tuesday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 40. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph.
Wednesday
Sunny, with a high near 55. Windy, with a west wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
A chance of rain and snow, mainly after noon. Mostly cloudy, with a high near 41. Breezy. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.
Friday
A 20 percent chance of snow before noon. Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 16.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 35.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 29.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alta IASimilar City Names
 42.68°N 95.3°W (Elev. 1499 ft)
Last Update:
1:38 am CST Feb 16, 2026
Forecast Valid:
2am CST Feb 16, 2026-6pm CST Feb 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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