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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Petersburg, Grant County Airport WV

  • Today

    Today: A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 80. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 80 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58. South wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 8am. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 30%.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 80. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 58. South wind 3 to 6 mph.
Monday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
A chance of showers after 8am. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Petersburg, Grant County Airport WV
 38.98°N 79.13°W (Elev. 1001 ft)
Last Update:
4:29 am EDT Sep 20, 2025
Forecast Valid:
4am EDT Sep 20, 2025-6pm EDT Sep 26, 2025
 
Forecast Discussion
 
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Additional Resources

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