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

Martinsville (KMTV)

Lat: 36.63°NLon: 80.02°WElev: 942ft.

Overcast

70°F

21°C

Humidity 91%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 21 Aug 6:15 am EDT
Extended Forecast for

4 Miles S Penhook VA

  • Today

    Today: Partly sunny, with a high near 85. North wind 6 to 10 mph.

    High: 85 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Northeast wind 3 to 6 mph.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 83. Light northeast wind.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. Light southeast wind.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: 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

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 85. North wind 6 to 10 mph.
Tonight
Partly cloudy, with a low around 66. Northeast wind 3 to 6 mph.
Friday
Partly sunny, with a high near 83. Light northeast wind.
Friday Night
Partly cloudy, with a low around 66. Light southeast wind.
Saturday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Penhook VA
 36.92°N 79.63°W (Elev. 728 ft)
Last Update:
4:30 am EDT Aug 21, 2025
Forecast Valid:
6am EDT Aug 21, 2025-6pm EDT Aug 27, 2025
 
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