Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Light Rain

72°F

22°C

Humidity 100%
Wind Speed Vrbl 2 mph
Barometer 30.29 in
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Last update 16 Sep 1:15 pm CDT
Extended Forecast for

Saint Patrick MO

Flood Watch September 16, 10:00pm until September 17, 10:00am
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly before 2pm.  Cloudy early, then becoming mostly sunny, with a high near 77. Calm wind.

    High: 77 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 3am and 5am, then a slight chance of showers after 5am.  Increasing clouds, with a low around 70. Calm wind becoming east around 5 mph.  Chance of precipitation is 20%.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 2pm.  Partly sunny, with a high near 86. Calm wind becoming northeast around 5 mph.

    High: 86 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms between 1am and 3am. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 70. Northeast wind around 5 mph.  Chance of precipitation is 30%.

    Low: 70 °F

    Partly Cloudy
    then Heavy
    Rain

  • Friday

    Friday: A chance of showers between 7am and 1pm.  Mostly sunny, with a high near 88. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers.  Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly before 2pm. Cloudy early, then becoming mostly sunny, with a high near 77. Calm wind.
Tonight
A slight chance of showers and thunderstorms between 3am and 5am, then a slight chance of showers after 5am. Increasing clouds, with a low around 70. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 86. Calm wind becoming northeast around 5 mph.
Thursday Night
A chance of showers and thunderstorms between 1am and 3am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 70. Northeast wind around 5 mph. Chance of precipitation is 30%.
Friday
A chance of showers between 7am and 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 72.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 89.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 74.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
Mostly cloudy, with a high near 73.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Patrick MO
 40.31°N 91.65°W (Elev. 604 ft)
1:27 pm CDT Sep 16, 2026
1pm CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
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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