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

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Thunderstorm Light Rain

71°F

22°C

Humidity 96%
Wind Speed N 12 mph
Barometer 29.90 in (1011.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 19 Sep 8:53 pm CDT
Extended Forecast for

Bethany MO

Severe T-storm Watch until September 20, 01:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until September 20, 01:00am

    NOW until 1:00am Sun

    Severe T-storm Watch

  • Tonight

    Low: 64 °F

    Severe
    Thunderstorms

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 70. North northeast wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely. Cloudy, with a low around 59. Northeast wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 62. North northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. North northeast wind 7 to 9 mph.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 64. North wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 70. North northeast wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely. Cloudy, with a low around 59. Northeast wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 62. North northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 53. North northeast wind 7 to 9 mph.
Tuesday
Mostly cloudy, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly cloudy, with a high near 68.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 59.
Saturday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bethany MO
 40.27°N 94.02°W (Elev. 951 ft)
Last Update:
8:16 pm CDT Sep 19, 2026
Forecast Valid:
9pm CDT Sep 19, 2026-6pm CDT Sep 26, 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