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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

Rolla / Vichy, Rolla National Airport (KVIH)

Lat: 38.13°NLon: 91.77°WElev: 1148ft.

Fair

71°F

22°C

Humidity 90%
Wind Speed SE 14 mph
Barometer 29.88 in (1010.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 May 6:53 pm CDT
Extended Forecast for

5 Miles WNW Mount Sterling MO

Flood Watch May 18, 07:36pm until May 19, 01:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 18, 07:36pm until May 19, 01:00pm

    NOW until 1:00pm Tue

    Flood Watch

  • Tonight

    Low: 65 °F

    Partly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms after 9am. Cloudy, with a high near 78. South wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Cloudy, with a low around 52. North wind around 6 mph. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly cloudy, with a high near 67. Northeast wind around 7 mph.

    High: 67 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. Northeast wind 3 to 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 65. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms after 9am. Cloudy, with a high near 78. South wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms. Cloudy, with a low around 52. North wind around 6 mph. Chance of precipitation is 50%.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 67. Northeast wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 49. Northeast wind 3 to 5 mph.
Thursday
Mostly cloudy, with a high near 72.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Memorial Day
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Mount Sterling MO
 38.48°N 91.68°W (Elev. 617 ft)
Last Update:
6:16 pm CDT May 18, 2026
Forecast Valid:
7pm CDT May 18, 2026-6pm CDT May 25, 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