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

Hazardous Weather Conditions

Current conditions at

Spencer Municipal Airport (KSPW)

Lat: 43.17°NLon: 95.21°WElev: 1332ft.

Fair

75°F

24°C

Humidity 96%
Wind Speed E 7 mph
Barometer 29.94 in (1012.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 17 Aug 1:53 am CDT
Extended Forecast for

Greenville IA

  • Overnight

    Overnight: Partly cloudy, with a low around 70. Southeast wind 5 to 10 mph.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. Heat index values as high as 100. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southeast wind around 10 mph.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 89. South southwest wind around 10 mph becoming west in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. North northeast wind 5 to 10 mph.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 70. Southeast wind 5 to 10 mph.
Sunday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. Heat index values as high as 100. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southeast wind around 10 mph.
Monday
Mostly sunny, with a high near 89. South southwest wind around 10 mph becoming west in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 82. North northeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenville IA
 43.03°N 95.15°W (Elev. 1414 ft)
Last Update:
1:26 am CDT Aug 17, 2025
Forecast Valid:
2am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
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