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

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Culpeper Regional Airport (KCJR)

Lat: 38.53°NLon: 77.86°WElev: 295ft.

Fair

68°F

20°C

Humidity 60%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 7:35 am EDT
Extended Forecast for

Sumerduck VA

  • Today

    Today: Mostly sunny, with a high near 87. West wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Northwest wind 5 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 88. Light west wind increasing to 5 to 10 mph in the morning.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66. South wind around 5 mph becoming light and variable.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 91. Southwest wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    High: 91 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 87. West wind 7 to 13 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 61. Northwest wind 5 to 8 mph.
Sunday
Mostly sunny, with a high near 88. Light west wind increasing to 5 to 10 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 66. South wind around 5 mph becoming light and variable.
Monday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 91. Southwest wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 65. Chance of precipitation is 80%.
Tuesday
A slight chance of showers before 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 86.
Wednesday Night
A chance of showers after 2am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sumerduck VA
 38.47°N 77.73°W (Elev. 351 ft)
Last Update:
4:53 am EDT Jun 20, 2026
Forecast Valid:
7am EDT Jun 20, 2026-6pm EDT Jun 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