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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fog

68°F

20°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 30.20 in
Dewpoint 68°F (20°C)
Visibility 0.15 mi
Last update 18 Sep 7:55 am CDT
Extended Forecast for

Kahoka MO

  • Today

    Today: A 20 percent chance of showers and thunderstorms before 11am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southeast wind 5 to 10 mph.

    High: 83 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 70. Southeast wind around 5 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. South wind around 5 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Calm wind becoming north around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 4pm. High near 78. Chance of precipitation is 80%.

    High: 78 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 1pm. Cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms before 11am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southeast wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 70. Southeast wind around 5 mph.
Saturday
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. South wind around 5 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Calm wind becoming north around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers, with thunderstorms also possible after 4pm. High near 78. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 60. Chance of precipitation is 70%.
Monday
Showers likely, mainly before 1pm. Cloudy, with a high near 66. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 55.
Tuesday
Mostly cloudy, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kahoka MO
 40.44°N 91.74°W (Elev. 646 ft)
Last Update:
5:31 am CDT Sep 18, 2026
Forecast Valid:
8am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation