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

Hazardous Weather Conditions

Current conditions at

Harrisonville Lawrence Smith Memorial Airport (KLRY)

Lat: 38.61°NLon: 94.34°WElev: 915ft.

Overcast

61°F

16°C

Humidity 77%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 21 May 12:15 am CDT
Extended Forecast for

Merwin MO

  • Overnight

    Overnight: A slight chance of showers after 5am. Cloudy, with a low around 53. Northeast wind 3 to 5 mph. Chance of precipitation is 10%.

    Low: 53 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 67. East wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 56. East northeast wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 56 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: Showers and thunderstorms likely before 11am, then showers and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 72. East wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 72 °F

    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers after 5am. Cloudy, with a low around 53. Northeast wind 3 to 5 mph. Chance of precipitation is 10%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 67. East wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 56. East northeast wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday
Showers and thunderstorms likely before 11am, then showers and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 72. East wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 58.
Memorial Day
Partly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 64.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merwin MO
 38.4°N 94.6°W (Elev. 997 ft)
Last Update:
11:57 pm CDT May 20, 2026
Forecast Valid:
12am CDT May 21, 2026-6pm CDT May 27, 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