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

Hazardous Weather Conditions

Current conditions at

Petersburg, Dinwiddie County Airport (KPTB)

Lat: 37.18°NLon: 77.52°WElev: 194ft.

Mostly Cloudy

92°F

33°C

Humidity 50%
Wind Speed SW 14 G 20 mph
Barometer 29.98 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 20 Aug 1:15 pm EDT
Extended Forecast for

Dewitt VA

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 100. Southwest wind around 8 mph. Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 83. Light north wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 5am, then showers likely. Low around 68. Calm wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 68 °F

    Showers

  • Saturday

    Saturday: Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 68. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 100. Southwest wind around 8 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 83. Light north wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 5am, then showers likely. Low around 68. Calm wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Saturday
Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 68. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Dewitt VA
 37.05°N 77.64°W (Elev. 285 ft)
Last Update:
6:40 am EDT Aug 20, 2026
Forecast Valid:
1pm EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation