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.

Fair

55°F

13°C

Humidity 88%
Wind Speed W 8 mph
Barometer 30.04 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 20 Jun 1:15 am CDT
Extended Forecast for

3 Miles SE Marathon IA

  • Overnight

    Overnight: Partly cloudy, with a low around 50. West northwest wind around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 79. Northwest wind around 5 mph becoming calm.

    High: 79 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 56. East wind 5 to 10 mph.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly between 7am and 8am. Mostly cloudy, with a high near 70. Breezy, with an east wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 53. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 75. Northeast wind around 5 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. West northwest wind around 5 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 79. Northwest wind around 5 mph becoming calm.
Saturday Night
A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 56. East wind 5 to 10 mph.
Sunday
Showers likely, mainly between 7am and 8am. Mostly cloudy, with a high near 70. Breezy, with an east wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 53. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 75. Northeast wind around 5 mph.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 55.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Marathon IA
 42.83°N 94.94°W (Elev. 1358 ft)
Last Update:
11:47 pm CDT Jun 19, 2026
Forecast Valid:
1am CDT Jun 20, 2026-6pm CDT Jun 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