Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Winchester Regional (KOKV)

Lat: 39.15° N Lon: 78.15° W Elev: 728 ft.

Fair

64°F

18°C

Humidity 83%
Wind Speed SW 6 mph
Barometer 30.22 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 9 Sep 6:35 am EDT
Detailed forecast for

Frederick County

Rest Of The Overnight
Partly cloudy. Lows in the lower 60s. Southwest winds around 5 mph.
Today
Mostly sunny. A slight chance of showers in the afternoon. Highs in the upper 80s...except in the lower 80s at the higher elevations. Southwest winds 5 to 10 mph. Chance of rain 20 percent.
Tonight
Partly cloudy. A slight chance of showers after midnight. Lows in the upper 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
Thursday
Partly sunny. Showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. West winds 5 to 10 mph. Chance of rain 60 percent.
Thursday Night
Showers likely with a chance of thunderstorms in the evening, then showers after midnight. Lows in the lower 60s. Northwest winds around 5 mph. Chance of rain 80 percent.
Friday
Partly sunny. Highs in the upper 70s.
Friday Night
Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 30 percent.
Saturday
Showers likely with a chance of thunderstorms. Highs in the upper 70s. Chance of rain 70 percent.
Saturday Night
Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.
Sunday
Partly sunny. Highs in the lower 80s.
Sunday Night
Partly cloudy. Lows in the mid 60s.
Monday
Mostly sunny. Highs in the mid 80s.
Monday Night
Partly cloudy. Lows in the mid 60s.
Tuesday
Mostly sunny. Highs in the mid 80s.



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455 AM EDT Wed Sep 9 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database