Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66° N Lon: 91.33° W Elev: 719 ft.

Fair

75°F

24°C

Humidity 94%
Wind Speed S 6 mph
Barometer 29.93 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 9 Jun 12:35 am CDT
Detailed forecast for

Clark County

Rest Of Tonight
Partly cloudy late this evening, then becoming mostly cloudy. Patchy fog. Lows in the upper 60s. Southwest winds around 5 mph.
Tuesday
Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Patchy fog in the morning. Hot with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 104 in the afternoon.
Tuesday Night
Mostly clear. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Heat index values up to 105 early in the evening.
Wednesday
Sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the lower 90s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. Heat index values up to 103.
Wednesday Night
Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.
Thursday
Mostly sunny. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 80 percent.
Thursday Night
Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of rain 50 percent.
Friday And Friday Night
Mostly clear. Highs in the mid 80s. Lows in the lower 60s.
Saturday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.
Saturday Night
Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 40 percent.
Sunday
A chance of showers in the morning. Mostly sunny. Highs in the lower 80s. Chance of rain 40 percent.
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows around 60.
Monday
Partly sunny. Highs in the upper 70s.



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1157 PM CDT Mon Jun 8 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database