Heavy Rainfall Continues in South Florida, Southern Rockies, and the Northern Plains

A stationary front will continue to bring heavy to excessive rainfall to South Florida into Saturday with localized and urban flooding possible. Heavy to excessive rainfall is forecast through Saturday over the southern Rockies into the northern Plains. Instances of flash flooding are possible, especially in higher terrain and burn scars. 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 70%
Wind Speed S 5 mph
Barometer 29.92 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 13 Sep 7:35 pm CDT
Extended Forecast for

4 Miles SSE Denmark IA

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly sunny and hot, with a high near 95. Calm wind becoming north around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 69. North wind around 5 mph becoming east after midnight.

    Low: 69 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 91. East wind around 5 mph becoming south in the afternoon.

    High: 91 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Sunday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 95. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 69. North wind around 5 mph becoming east after midnight.
Monday
Partly sunny, with a high near 91. East wind around 5 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 64.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Denmark IA
 40.7°N 91.29°W (Elev. 653 ft)
6:31 pm CDT Sep 13, 2025
7pm CDT Sep 13, 2025-6pm CDT Sep 20, 2025
 
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