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

Hazardous Weather Conditions

Current conditions at

Perry Municipal Airport (KPRO)

Lat: 41.83°NLon: 94.16°WElev: 1013ft.

Fair

84°F

29°C

Humidity 72%
Wind Speed SW 5 mph
Barometer 29.93 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 1 Sep 10:15 am CDT
Extended Forecast for

Jefferson IA

  • Today

    Today: Mostly sunny, with a high near 92. Heat index values as high as 102. South southeast wind 3 to 6 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Light and variable wind becoming south southwest 5 to 7 mph in the evening.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 92. Heat index values as high as 100. East wind 5 to 7 mph becoming west southwest in the afternoon.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. Calm wind becoming south around 6 mph after midnight.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. South wind 6 to 9 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 92. Heat index values as high as 102. South southeast wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 72. Light and variable wind becoming south southwest 5 to 7 mph in the evening.
Wednesday
Sunny, with a high near 92. Heat index values as high as 100. East wind 5 to 7 mph becoming west southwest in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. Calm wind becoming south around 6 mph after midnight.
Thursday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. South wind 6 to 9 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly clear, with a low around 73.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 94.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 66.
Labor Day
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jefferson IA
 42.03°N 94.36°W
Last Update:
9:19 am CDT Sep 1, 2026
Forecast Valid:
10am CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation