Heavy Rainfall and Severe Thunderstorms in the Midwest and Southwest; Heat Continues in the Southern U.S.

Heavy to excessive rainfall could bring flooding today through Thursday across parts of the central Plains into the Midwest and southern Arizona and New Mexico. Scattered strong to severe thunderstorms may impact parts of eastern Nebraska into western Iowa later today into early evening. Heat Advisories remain in place across much of east Texas into the mid-Mississippi Valley today and Tuesday. Read More >

Current conditions at

Rolla / Vichy, Rolla National Airport (KVIH)

Lat: 38.13°NLon: 91.77°WElev: 1148ft.

Fair

91°F

33°C

Humidity 45%
Wind Speed S 9 mph
Barometer 30.07 in (1017.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 14 Sep 1:53 pm CDT
Extended Forecast for

4 Miles SSE Mount Sterling MO

Heat Advisory September 15, 11:00am until September 15, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Sunny, with a high near 90. Southeast wind around 8 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind 6 to 8 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Scattered showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 96. Heat index values as high as 103. Southwest wind 5 to 8 mph becoming calm  in the afternoon.  Chance of precipitation is 40%.

    High: 96 °F

    Sunny then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms, mainly before 9pm.  Increasing clouds, with a low around 70. Calm wind.  Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 94. Light and variable wind.

    High: 94 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 94.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 90. Southeast wind around 8 mph.
Tonight
Mostly clear, with a low around 73. South wind 6 to 8 mph.
Tuesday
Scattered showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 96. Heat index values as high as 103. Southwest wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 40%.
Tuesday Night
Scattered showers and thunderstorms, mainly before 9pm. Increasing clouds, with a low around 70. Calm wind. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 71.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Sunny, with a high near 93.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Mount Sterling MO
 38.41°N 91.57°W (Elev. 781 ft)
1:26 pm CDT Sep 14, 2026
2pm CDT Sep 14, 2026-6pm CDT Sep 20, 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