Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Current conditions at

Rolla / Vichy, Rolla National Airport (KVIH)

Lat: 38.13°NLon: 91.77°WElev: 1148ft.

Fair

85°F

29°C

Humidity 57%
Wind Speed SE 9 mph
Barometer 29.98 in (1013.9 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 30 Aug 6:53 pm CDT
Extended Forecast for

3 Miles ENE Mount Sterling MO

Heat Advisory August 31, 12:00pm until September 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind 6 to 8 mph.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Southwest wind 7 to 9 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Calm wind becoming south around 6 mph in the evening.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 103. South wind around 6 mph becoming calm  in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. Calm wind becoming south around 6 mph in the evening.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 74. South wind 6 to 8 mph.
Monday
Sunny and hot, with a high near 98. Southwest wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 76. Calm wind becoming south around 6 mph in the evening.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 103. South wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 78. Calm wind becoming south around 6 mph in the evening.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
Mostly clear, with a low around 78.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny and hot, with a high near 97.
Friday Night
Partly cloudy, with a low around 74.
Saturday
Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Mount Sterling MO
 38.47°N 91.57°W (Elev. 810 ft)
5:31 pm CDT Aug 30, 2026
7pm CDT Aug 30, 2026-6pm CDT Sep 6, 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