Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

Rolla / Vichy, Rolla National Airport (KVIH)

Lat: 38.13°NLon: 91.77°WElev: 1148ft.

Fair

68°F

20°C

Humidity 93%
Wind Speed S 7 mph
Barometer 30.02 in (1015.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 4 Aug 3:53 am CDT
Extended Forecast for

7 Miles WSW Mount Sterling MO

  • Today

    Today: Patchy fog before 8am.  Otherwise, sunny, with a high near 90. South wind around 5 mph becoming calm  in the afternoon.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. Light southeast wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, mainly between 3pm and 5pm.  Mostly sunny, with a high near 91. South wind 3 to 5 mph.  Chance of precipitation is 30%.

    High: 91 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Isolated showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 70. Light south wind.  Chance of precipitation is 70%.

    Low: 70 °F

    Isolated
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 88. Light south wind.

    High: 88 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88.

    High: 88 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 90. South wind around 5 mph becoming calm in the afternoon.
Tonight
Mostly clear, with a low around 70. Light southeast wind.
Wednesday
Scattered showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 91. South wind 3 to 5 mph. Chance of precipitation is 30%.
Wednesday Night
Isolated showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Light south wind. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Light south wind.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Mount Sterling MO
 38.43°N 91.74°W (Elev. 620 ft)
4:31 am CDT Aug 4, 2026
4am CDT Aug 4, 2026-6pm CDT Aug 10, 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