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

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fair

57°F

14°C

Humidity 82%
Wind Speed S 9 mph
Barometer 29.73 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 8 May 8:35 pm CDT
Extended Forecast for

Nauvoo IL

  • Tonight

    Tonight: Mostly clear, with a low around 51. Southwest wind 5 to 10 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 80. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. North wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 68. North wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Southwest wind 5 to 10 mph.
Saturday
Increasing clouds, with a high near 80. West wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. North wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 68. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 52.
Tuesday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nauvoo IL
 40.55°N 91.39°W (Elev. 568 ft)
Last Update:
6:11 pm CDT May 8, 2026
Forecast Valid:
8pm CDT May 8, 2026-6pm CDT May 15, 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