Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisonville Lawrence Smith Memorial Airport (KLRY)

Lat: 38.61°NLon: 94.34°WElev: 915ft.

Mostly Cloudy

86°F

30°C

Humidity 59%
Wind Speed SW 8 mph
Barometer 30.26 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 17 Sep 9:55 am CDT
Extended Forecast for

Foster MO

  • Today

    Today: Sunny, with a high near 96. Heat index values as high as 102. West southwest wind 5 to 8 mph.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. Light southeast wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Heat index values as high as 101. South southwest wind 5 to 10 mph.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. South wind 5 to 7 mph.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Monday

    Monday: A chance of showers before 1pm.  Mostly cloudy, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 102. West southwest wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 72. Light southeast wind.
Friday
Sunny, with a high near 95. Heat index values as high as 101. South southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 73. South wind 5 to 7 mph.
Saturday
Sunny, with a high near 95. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Saturday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Sunday Night
Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 80%.
Monday
A chance of showers before 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Foster MO
 38.15°N 94.52°W (Elev. 797 ft)
4:51 am CDT Sep 17, 2026
10am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database