Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Winchester Regional (KOKV)

Lat: 39.15°NLon: 78.15°WElev: 728ft.

Mostly Cloudy

63°F

17°C

Humidity 83%
Wind Speed SW 3 mph
Barometer 29.93 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Jun 5:35 am EDT
Extended Forecast for

Clear Brook VA

  • Overnight

    Overnight: Isolated showers.  Partly cloudy, with a low around 59. West wind around 5 mph.  Chance of precipitation is 20%.

    Low: 59 °F

    Isolated
    Showers

  • Sunday

    Sunday: Sunny, with a high near 85. West wind 6 to 13 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Isolated showers after 2am.  Increasing clouds, with a low around 61. North wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 61 °F

    Partly Cloudy
    then Isolated
    Showers

  • Monday

    Monday: Scattered showers before 11am, then scattered showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 91. Southwest wind 5 to 13 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 91 °F

    Scattered
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then isolated showers.  Low around 63. West wind 6 to 11 mph becoming light northwest  after midnight.  Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Tuesday

    Tuesday: Isolated showers before 2pm.  Mostly cloudy, with a high near 83. Chance of precipitation is 20%.

    High: 83 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 59. West wind around 5 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 85. West wind 6 to 13 mph.
Sunday Night
Isolated showers after 2am. Increasing clouds, with a low around 61. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Monday
Scattered showers before 11am, then scattered showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 91. Southwest wind 5 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then isolated showers. Low around 63. West wind 6 to 11 mph becoming light northwest after midnight. Chance of precipitation is 80%.
Tuesday
Isolated showers before 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Friday Night
A chance of thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Clear Brook VA
 39.26°N 78.08°W (Elev. 600 ft)
4:52 am EDT Jun 21, 2026
5am EDT Jun 21, 2026-6pm EDT Jun 27, 2026
 
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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