Hazardous Weather Conditions
Current conditions at
Fort Madison Municipal Airport (KFSW)
Lat: 40.66°NLon: 91.33°WElev: 719ft.
Fair
68°F
20°C
| Humidity | 78% |
| Wind Speed | E 3 mph |
| Barometer | 29.94 in |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 20 Jun 11:35 pm CDT |
Extended Forecast for
5 Miles WNW Denmark IA
Flood Watch June 21, 07:00am until June 21, 07:00pm
Tonight

Low: 61 °F
Chance
ShowersSunday

High: 69 °F
Heavy Rain
Sunday Night
Low: 56 °F
Chance
Showers then
Mostly CloudyMonday

High: 75 °F
Mostly Sunny
Monday Night

Low: 56 °F
Mostly Clear
Tuesday

High: 78 °F
Sunny
Tuesday Night

Low: 59 °F
Partly Cloudy
Wednesday

High: 79 °F
Sunny
Wednesday Night

Low: 57 °F
Mostly Clear
Detailed Forecast
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Cloudy, with a low around 61. East wind around 5 mph.
Sunday
Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rainfall. High near 69. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and midnight. Mostly cloudy, with a low around 56. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 75. Northeast wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 80.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
5 Miles WNW Denmark IA
40.79°N 91.41°W (Elev. 699 ft)
40.79°N 91.41°W (Elev. 699 ft)
10:22 pm CDT Jun 20, 2026
11pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026



