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.

Fair

55°F

13°C

Humidity 100%
Wind Speed NW 5 mph
Barometer 30.08 in (1018.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 9 Sep 11:53 pm CDT
Extended Forecast for

Greenville IA

  • Overnight

    Overnight: Mostly cloudy early, then becoming clear, with a low around 52. West northwest wind around 5 mph becoming calm.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 81 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A slight chance of showers before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 59. Breezy, with a south wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers and
    Breezy then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 73. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    T-storms then
    Showers

Detailed Forecast

Overnight
Mostly cloudy early, then becoming clear, with a low around 52. West northwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 60. South wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 81. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Friday Night
A slight chance of showers before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 59. Breezy, with a south wind 10 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 73. North wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville IA
 43.03°N 95.15°W (Elev. 1414 ft)
Last Update:
11:58 pm CDT Sep 9, 2026
Forecast Valid:
12am CDT Sep 10, 2026-6pm CDT Sep 16, 2026
 
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Additional Resources

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Chance of Precipitation