Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Marshall Memorial Municipal Airport (KMHL)

Lat: 39.1°NLon: 93.2°WElev: 779ft.

Overcast

72°F

22°C

Humidity 94%
Wind Speed SE 5 mph
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 24 Jul 5:55 pm CDT
Extended Forecast for

Blackburn MO

Heat Advisory July 25, 01:00pm until July 27, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 7pm.  Mostly cloudy, with a low around 68. Southeast wind 3 to 5 mph.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 102. Light and variable wind becoming south southwest around 5 mph.

    High: 90 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 72. Light south southeast wind.

    Low: 72 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 109. Calm wind becoming south 5 to 7 mph in the morning.

    High: 93 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South southwest wind 3 to 7 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 68. Southeast wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 90. Heat index values as high as 102. Light and variable wind becoming south southwest around 5 mph.
Saturday Night
Increasing clouds, with a low around 72. Light south southeast wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 109. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 75. South southwest wind 3 to 7 mph.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 71.
Friday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Blackburn MO
 39.1°N 93.49°W (Elev. 820 ft)
5:37 pm CDT Jul 24, 2026
6pm CDT Jul 24, 2026-6pm CDT Jul 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database