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

Hazardous Weather Conditions

Current conditions at

Winchester Regional (KOKV)

Lat: 39.15°NLon: 78.15°WElev: 728ft.

Thunderstorm

79°F

26°C

Humidity 70%
Wind Speed S 6 G 9 mph
Barometer 29.93 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Aug 2:35 pm EDT
Extended Forecast for

4 Miles NW Clear Brook VA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm before 5pm, then showers and thunderstorms likely after 5pm. Some of the storms could be severe. High near 79. Light northwest wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 8pm. Some of the storms could be severe. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 61. Light north wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Severe
    Thunderstorms
    and Patchy
    Fog then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Light and variable wind.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Increasing clouds, with a low around 64. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 81. Light and variable wind. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm before 5pm, then showers and thunderstorms likely after 5pm. Some of the storms could be severe. High near 79. Light northwest wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 8pm. Some of the storms could be severe. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 61. Light north wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Light and variable wind.
Friday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Increasing clouds, with a low around 64. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 81. Light and variable wind. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Clear Brook VA
 39.31°N 78.16°W (Elev. 827 ft)
Last Update:
2:23 pm EDT Aug 20, 2026
Forecast Valid:
2pm EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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