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Tropical Storm Edouard Along the Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard off the central Gulf Coast will bring tropical storm conditions and heavy rainfall to portions of Upper Texas and southwestern Louisiana coasts Tuesday into Wednesday. Storm Surge Watches and Tropical Storm Warnings are in effect. Hot and humid conditions will continue to expand from the Central Plains into the Ohio Valley and Mid-Atlantic this week. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

79°F

26°C

Humidity 84%
Wind Speed S 6 mph
Barometer 29.95 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 31 Aug 11:15 pm CDT
Extended Forecast for

4 Miles N Granger MO

Heat Advisory August 31, 11:28pm until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 31, 11:28pm until September 3, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Tonight

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. Heat index values as high as 102. Southwest wind 5 to 10 mph.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 105. Southwest wind 5 to 10 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. Southwest wind around 5 mph.
Tuesday
Sunny and hot, with a high near 95. Heat index values as high as 102. Southwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 77. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 97. Heat index values as high as 105. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny and hot, with a high near 95.
Thursday Night
Mostly clear, with a low around 76.
Friday
Mostly sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 73.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 68.
Labor Day
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Granger MO
 40.54°N 91.99°W (Elev. 751 ft)
Last Update:
11:01 pm CDT Aug 31, 2026
Forecast Valid:
11pm CDT Aug 31, 2026-6pm CDT Sep 7, 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