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

70°F

21°C

Humidity 97%
Wind Speed SE 7 mph
Barometer 29.84 in (1009.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 4 Sep 4:53 am CDT
Extended Forecast for

Spencer IA

  • Today

    Today: Sunny, with a high near 93. Heat index values as high as 102. South wind around 5 mph becoming east in the afternoon.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. East wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 93. Heat index values as high as 100. Southeast wind 5 to 10 mph.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. East southeast wind around 5 mph.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Southeast wind 5 to 10 mph.

    High: 88 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind around 10 mph.

    Low: 66 °F

    Chance
    T-storms

  • Labor Day

    Labor Day: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 93. Heat index values as high as 102. South wind around 5 mph becoming east in the afternoon.
Tonight
Mostly clear, with a low around 69. East wind around 5 mph.
Saturday
Mostly sunny, with a high near 93. Heat index values as high as 100. Southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. East southeast wind around 5 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Southeast wind 5 to 10 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind around 10 mph.
Labor Day
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70.
Tuesday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Spencer IA
 43.13°N 95.15°W (Elev. 1322 ft)
Last Update:
2:40 am CDT Sep 4, 2026
Forecast Valid:
5am CDT Sep 4, 2026-6pm CDT Sep 10, 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