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

83°F

28°C

Humidity 88%
Wind Speed E 6 mph
Barometer 29.94 in (1012.8 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 16 Aug 7:53 pm CDT
Extended Forecast for

Spencer IA

Heat Advisory until August 16, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory until August 16, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    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. 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. Southeast wind around 10 mph becoming south southwest after midnight.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of thunderstorms before 7am. Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 10%.

    High: 88 °F

    Slight Chance
    T-storms then
    Sunny

  • Monday Night

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

    Low: 65 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. North northeast wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. East 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. 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. Southeast wind around 10 mph becoming south southwest after midnight.
Monday
A slight chance of thunderstorms before 7am. Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 10%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Northeast wind around 5 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 81. North northeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, 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:
Spencer IA
 43.16°N 95.15°W (Elev. 1332 ft)
Last Update:
6:11 pm CDT Aug 16, 2025
Forecast Valid:
7pm CDT Aug 16, 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