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

Hazardous Weather Conditions

Current conditions at

Rolla / Vichy, Rolla National Airport (KVIH)

Lat: 38.13°NLon: 91.77°WElev: 1148ft.

Fair

74°F

23°C

Humidity 88%
Wind Speed E 3 mph
Barometer 30.03 in (1015.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 18 Aug 1:53 am CDT
Extended Forecast for

Vienna MO

Heat Advisory August 18, 02:55am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 02:55am until August 18, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Overnight

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall. Mostly sunny and hot, with a high near 95. Heat index values as high as 99. Calm wind becoming south around 5 mph.

    High: 95 °F

    Mostly Sunny
    then Heavy
    Rain

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 7am. Mostly sunny and hot, with a high near 92. Heat index values as high as 98. Light and variable wind.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall. Mostly sunny and hot, with a high near 95. Heat index values as high as 99. Calm wind becoming south around 5 mph.
Monday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers and thunderstorms after 7am. Mostly sunny and hot, with a high near 92. Heat index values as high as 98. Light and variable wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Calm wind.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 84.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 87.
Friday Night
Clear, with a low around 64.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vienna MO
 38.19°N 91.95°W (Elev. 886 ft)
Last Update:
1:45 am CDT Aug 18, 2025
Forecast Valid:
2am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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