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

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Overcast

41°F

5°C

Humidity 81%
Wind Speed E 6 mph
Barometer 30.19 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 2 Mar 7:15 pm CST
Extended Forecast for

Hamilton ILSimilar City Names

  • Tonight

    Tonight: Rain likely, mainly after 5am. Mostly cloudy, with a low around 37. East wind around 5 mph. Chance of precipitation is 70%.

    Low: 37 °F

    Mostly Cloudy
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain before 3pm, then a chance of rain and thunderstorms between 3pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 48. East wind around 5 mph. Chance of precipitation is 80%.

    High: 48 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm. Cloudy, with a low around 41. East wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 56. East wind around 5 mph. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely. Cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain Likely

  • Thursday

    Thursday: A 50 percent chance of rain before noon. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm before noon, then rain likely. High near 75. Chance of precipitation is 80%.

    High: 75 °F

    Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Rain

Detailed Forecast

Tonight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 37. East wind around 5 mph. Chance of precipitation is 70%.
Tuesday
Rain before 3pm, then a chance of rain and thunderstorms between 3pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 48. East wind around 5 mph. Chance of precipitation is 80%.
Tuesday Night
Rain likely and possibly a thunderstorm. Cloudy, with a low around 41. East wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 56. East wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
Rain likely. Cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 50 percent chance of rain before noon. Mostly cloudy, with a high near 63.
Thursday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 48.
Friday
Rain and possibly a thunderstorm before noon, then rain likely. High near 75. Chance of precipitation is 80%.
Friday Night
Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.
Saturday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hamilton ILSimilar City Names
 40.39°N 91.36°W (Elev. 512 ft)
Last Update:
5:26 pm CST Mar 2, 2026
Forecast Valid:
7pm CST Mar 2, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation