Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fair

80°F

27°C

Humidity 82%
Wind Speed N 8 mph
Barometer 29.84 in (1009.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 13 Aug 8:53 am CDT
Extended Forecast for

2 Miles ENE Saint Joseph MO

Heat Advisory August 13, 09:16am until August 13, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 13, 09:16am until August 13, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 97 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South wind 8 to 11 mph becoming east in the evening. Winds could gust as high as 18 mph.

    Low: 76 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 97. Heat index values as high as 104. South wind 7 to 10 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 76. South wind around 8 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 96. Southwest wind 7 to 9 mph.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 74. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 89. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny and hot, with a high near 97. Heat index values as high as 107. South wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 76. South wind 8 to 11 mph becoming east in the evening. Winds could gust as high as 18 mph.
Friday
Partly sunny and hot, with a high near 97. Heat index values as high as 104. South wind 7 to 10 mph.
Friday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 76. South wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 96. Southwest wind 7 to 9 mph.
Saturday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 69.
Monday
Partly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 90.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Saint Joseph MO
 39.77°N 94.8°W (Elev. 1001 ft)
5:31 am CDT Aug 13, 2026
9am CDT Aug 13, 2026-6pm CDT Aug 19, 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