National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Rolla / Vichy, Rolla National Airport (KVIH)

Lat: 38.13°NLon: 91.77°WElev: 1148ft.

Overcast

66°F

19°C

Humidity 93%
Wind Speed N 7 mph
Barometer 29.85 in (1009.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 2 Aug 2:53 am CDT
Extended Forecast for

Mount Sterling MO

  • Overnight

    Overnight: Partly cloudy, with a low around 65. North wind around 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83. North wind around 7 mph.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. Light north wind.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 64. Calm wind.

    Low: 64 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 65. North wind around 6 mph.
Sunday
Mostly sunny, with a high near 83. North wind around 7 mph.
Sunday Night
Mostly clear, with a low around 63. Light north wind.
Monday
Sunny, with a high near 86. Calm wind.
Monday Night
Clear, with a low around 64. Calm wind.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm before 1pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Sterling MO
 38.47°N 91.63°W (Elev. 591 ft)
Last Update:
2:21 am CDT Aug 2, 2026
Forecast Valid:
3am CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation