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Severe Thunderstorm Threat Increasing This Week from the High Plains to Gulf Coast

A storm system will move from the Rockies to the East Coast during the next several days bringing a severe thunderstorm threat to many parts of the nation. On Thursday, large hail will be the main threat in the High Plains. By Friday a more widespread threat will develop in the ArkLaTex region where damaging winds, very large hail and tornadoes will be possible. Read More >

Current conditions at

Mount Vernon, Mount Vernon Airport (KMVN)

Lat: 38.32° N Lon: 88.87° W Elev: 479 ft.

Fair

41°F

5°C

Humidity 43%
Wind Speed NE 9 mph
Barometer 30.40 in (1029.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 22 Mar 9:56 pm CDT
Detailed forecast for

Jefferson County

Tonight
Mostly cloudy. Lows in the mid 30s. East winds around 5 mph.
Thursday
Mostly cloudy. Highs in the upper 50s. Southeast winds around 10 mph.
Thursday Night
Partly cloudy. Lows in the lower 50s. South winds 10 to 15 mph.
Friday
Mostly cloudy. A 20 percent chance of showers in the morning. Highs around 70. South winds 10 to 20 mph with gusts to around 35 mph.
Friday Night
Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely and a chance of thunderstorms after midnight. Lows in the mid 50s. South winds around 15 mph with gusts to around 30 mph. Chance of precipitation 70 percent.
Saturday
Showers and a chance of thunderstorms. Highs in the upper 60s. Chance of precipitation 80 percent.
Saturday Night
Showers and a chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows around 50. Chance of precipitation 80 percent.
Sunday
Partly sunny. A 20 percent chance of showers in the morning. Highs in the upper 60s.
Sunday Night
Partly cloudy. A 20 percent chance of showers after midnight. Lows in the upper 40s.
Monday
Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs around 70.
Monday Night
Showers likely in the evening, then a slight chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 60 percent.
Tuesday
Partly sunny. A 20 percent chance of showers in the morning. Highs in the upper 60s.
Tuesday Night
Partly cloudy. A 30 percent chance of showers after midnight. Lows in the upper 40s.
Wednesday
Partly sunny. A 20 percent chance of showers in the morning. Highs in the upper 60s.



Click Map For Forecast
847 PM CDT Wed Mar 22 2017
 
 

Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database