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

1°F

-17°C

Humidity 78%
Wind Speed Calm
Barometer 30.23 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 20 Jan 3:15 am CST
Extended Forecast for

2 Miles S Sac City IA

  • Overnight

    Overnight: Mostly clear, with a low around -2. Calm wind.

    Low: -2 °F

    Mostly Clear

  • Tuesday

    Tuesday: Snow likely, mainly after 5pm. Increasing clouds, with a high near 24. Wind chill values as low as -10. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Mostly Sunny
    then Snow
    Likely

  • Tuesday Night

    Tuesday Night: Snow likely before 11pm, then a chance of flurries between 11pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 13. Wind chill values as low as zero. Southeast wind 7 to 11 mph becoming northwest after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Snow Likely
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers after noon. Patchy blowing snow after 11am. Mostly sunny, with a high near 33. Wind chill values as low as zero. Windy, with a west southwest wind 9 to 19 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 38 mph. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    Showers and
    Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Patchy blowing snow before 9pm. Partly cloudy, with a low around 10. Windy, with a northwest wind 20 to 25 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.

    Low: 10 °F

    Patchy
    Blowing Snow
    and Windy
    then Partly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -12.

    Low: -12 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near -2.

    High: -2 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -10.

    Low: -10 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -2. Calm wind.
Tuesday
Snow likely, mainly after 5pm. Increasing clouds, with a high near 24. Wind chill values as low as -10. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely before 11pm, then a chance of flurries between 11pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 13. Wind chill values as low as zero. Southeast wind 7 to 11 mph becoming northwest after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
A 30 percent chance of snow showers after noon. Patchy blowing snow after 11am. Mostly sunny, with a high near 33. Wind chill values as low as zero. Windy, with a west southwest wind 9 to 19 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 38 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Patchy blowing snow before 9pm. Partly cloudy, with a low around 10. Windy, with a northwest wind 20 to 25 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.
Thursday
Partly sunny, with a high near 23.
Thursday Night
Mostly cloudy, with a low around -12.
Friday
Partly sunny and cold, with a high near -2.
Friday Night
Mostly cloudy, with a low around -10.
Saturday
Partly sunny and cold, with a high near 6.
Saturday Night
Partly cloudy, with a low around -5.
Sunday
Mostly sunny, with a high near 17.
Sunday Night
Partly cloudy, with a low around 0.
Monday
Sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Sac City IA
 42.4°N 95°W
Last Update:
3:16 am CST Jan 20, 2026
Forecast Valid:
3am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation