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Hazardous Weather Conditions

Current conditions at

Spencer Municipal Airport (KSPW)

Lat: 43.17°NLon: 95.21°WElev: 1332ft.

Fair

73°F

23°C

Humidity 84%
Wind Speed SE 5 mph
Barometer 29.99 in (1014.6 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 1 Sep 8:53 am CDT
Extended Forecast for

Greenville IA

  • Today

    Today: Mostly cloudy, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 87 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after midnight. Some of the storms could be severe. Mostly cloudy, with a low around 65. East southeast wind 5 to 10 mph becoming north after midnight.

    Low: 65 °F

    Slight Chance
    T-storms then
    Severe
    Thunderstorms

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 87. East southeast wind around 5 mph becoming west northwest in the afternoon.

    High: 87 °F

    Slight Chance
    T-storms then
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 68. East wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, then gradually becoming sunny, with a high near 89. East wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South wind 5 to 10 mph.

    Low: 70 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after midnight. Some of the storms could be severe. Mostly cloudy, with a low around 65. East southeast wind 5 to 10 mph becoming north after midnight.
Wednesday
A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 87. East southeast wind around 5 mph becoming west northwest in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 68. East wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, then gradually becoming sunny, with a high near 89. East wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 70.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville IA
 43.03°N 95.15°W (Elev. 1414 ft)
Last Update:
8:53 am CDT Sep 1, 2026
Forecast Valid:
9am CDT Sep 1, 2026-6pm CDT Sep 7, 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