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

Petersburg, Grant County Airport (KW99)

Lat: 38.98°NLon: 79.13°WElev: 961ft.

Fair

70°F

21°C

Humidity 99%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 15 Aug 9:55 pm EDT
Extended Forecast for

3 Miles NE Brandywine WV

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 4pm. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 30%.

    High: 89 °F

    Areas Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 2am. Otherwise, mostly clear, with a low around 63. Calm wind. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 90 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 65. Light northwest wind. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 65. Calm wind.
Saturday
A chance of showers and thunderstorms, mainly after 4pm. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 2am. Otherwise, mostly clear, with a low around 63. Calm wind. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 65. Light northwest wind. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 58.
Friday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Brandywine WV
 38.66°N 79.21°W (Elev. 1555 ft)
Last Update:
7:29 pm EDT Aug 15, 2025
Forecast Valid:
10pm EDT Aug 15, 2025-6pm EDT Aug 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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