Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

93°F

34°C

Humidity 71%
Wind Speed Vrbl 5 mph
Barometer 29.87 in
Dewpoint 82°F (28°C)
Visibility 10.00 mi
Heat Index116°F (47°C)
Last update 26 Jul 3:55 pm CDT
Extended Forecast for

3 Miles SSE Franklin IA

Extreme Heat Warning July 26, 04:13pm until July 27, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 04:13pm until July 27, 10:00pm

    NOW until 10:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 95 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 4am.  Mostly cloudy, with a low around 77. Southwest wind around 5 mph.  Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny and hot, with a high near 96. Heat index values as high as 112. South wind 5 to 10 mph.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Patchy smoke after 11pm. Mostly clear, with a low around 74. Northwest wind around 5 mph.

    Low: 74 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 5pm. Partly sunny and hot, with a high near 95. Heat index values as high as 117. West wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms between 9pm and 4am. Mostly cloudy, with a low around 77. Southwest wind around 5 mph. Chance of precipitation is 20%.
Monday
Mostly sunny and hot, with a high near 96. Heat index values as high as 112. South wind 5 to 10 mph.
Monday Night
Patchy smoke after 11pm. Mostly clear, with a low around 74. Northwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 80.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Franklin IA
 40.64°N 91.5°W (Elev. 689 ft)
4:02 pm CDT Jul 26, 2026
4pm CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database