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.

Overcast

78°F

26°C

Humidity 60%
Wind Speed S 14 mph
Barometer 29.84 in (1009.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Jun 10:53 pm CDT
Extended Forecast for

Spencer IA

Extreme Heat Warning June 20, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 95. Heat index values as high as 105. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 95 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 75 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 106. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 98 °F

    Hot and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph.

    Low: 75 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 98. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph.

    High: 98 °F

    Hot and Windy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Breezy.

    Low: 69 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 69. South wind around 15 mph, with gusts as high as 30 mph.
Friday
Sunny and hot, with a high near 95. Heat index values as high as 105. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
Mostly clear, with a low around 75. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 106. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 75. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph.
Sunday
Sunny and hot, with a high near 98. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Breezy.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 80%.
Tuesday
Showers, with thunderstorms also possible after 1pm. High near 74. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Spencer IA
 43.13°N 95.15°W (Elev. 1322 ft)
Last Update:
10:46 pm CDT Jun 19, 2025
Forecast Valid:
11pm CDT Jun 19, 2025-6pm CDT Jun 26, 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