Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Winchester Regional (KOKV)

Lat: 39.15°NLon: 78.15°WElev: 728ft.

Fair

82°F

28°C

Humidity 58%
Wind Speed S 5 mph
Barometer 29.97 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 27 Aug 12:15 pm EDT
Extended Forecast for

Winchester VA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms after 2pm. Some of the storms could be severe.  Partly sunny, with a high near 88. South wind 5 to 7 mph.  Chance of precipitation is 40%.

    High: 88 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Some of the storms could be severe.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Severe
    Thunderstorms
    then Patchy
    Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms after 3pm.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 85. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 85 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Light north wind.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms after 2pm. Some of the storms could be severe. Partly sunny, with a high near 88. South wind 5 to 7 mph. Chance of precipitation is 40%.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Some of the storms could be severe. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 85. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 64. Light north wind.
Saturday
Sunny, with a high near 85. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Winchester VA
 39.18°N 78.18°W (Elev. 801 ft)
10:53 am EDT Aug 27, 2026
12pm EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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Additional Resources

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