National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Spencer Municipal Airport (KSPW)

Lat: 43.17°NLon: 95.21°WElev: 1332ft.

Overcast

65°F

18°C

Humidity 59%
Wind Speed NW 16 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 19 Jun 12:53 pm CDT
Extended Forecast for

3 Miles N Marathon IA

  • Juneteenth

    Juneteenth: Showers likely, mainly before 5pm. Mostly cloudy, with a high near 74. West northwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Showers
    Likely

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 52. West southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. North northwest wind around 5 mph becoming calm.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 56. East wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 53. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

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

    Low: 54 °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

Detailed Forecast

Juneteenth
Showers likely, mainly before 5pm. Mostly cloudy, with a high near 74. West northwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 52. West southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 79. North northwest wind around 5 mph becoming calm.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 56. East wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 53. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
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
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Marathon IA
 42.92°N 94.97°W (Elev. 1401 ft)
Last Update:
12:03 pm CDT Jun 19, 2026
Forecast Valid:
1pm CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
Forecast Discussion
 
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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