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Current conditions at

Spencer Municipal Airport (KSPW)

Lat: 43.17°NLon: 95.21°WElev: 1332ft.

Fair

48°F

9°C

Humidity 80%
Wind Speed N 5 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 7 Oct 10:53 pm CDT
Extended Forecast for

3 Miles SE Marathon IA

  • Tonight

    Tonight: Partly cloudy, with a low around 50. North wind around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. Calm wind becoming south southeast around 5 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after 10pm. Partly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, then gradually becoming sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Slight Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 64. South wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. North wind around 5 mph.
Thursday
Mostly sunny, with a high near 72. Calm wind becoming south southeast around 5 mph.
Thursday Night
A chance of showers, with thunderstorms also possible after 10pm. Partly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 40%.
Friday
A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, then gradually becoming sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 64. South wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 82. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.
Saturday Night
Clear, with a low around 61.
Sunday
Sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 54.
Columbus Day
Partly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 44.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 59.
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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:
10:38 pm CDT Oct 7, 2026
Forecast Valid:
11pm CDT Oct 7, 2026-6pm CDT Oct 14, 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