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.

Fair

83°F

28°C

Humidity 32%
Wind Speed SW 5 mph
Barometer 30.21 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 May 8:15 pm EDT
Extended Forecast for

6 Miles SW Penhook VA

  • Tonight

    Tonight: Clear, with a low around 66. Southwest wind 3 to 5 mph.

    Low: 66 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 94. Southwest wind 3 to 8 mph.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67. South wind 5 to 8 mph.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 5pm. Increasing clouds and hot, with a high near 92. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 75. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Tonight
Clear, with a low around 66. Southwest wind 3 to 5 mph.
Tuesday
Sunny and hot, with a high near 94. Southwest wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 67. South wind 5 to 8 mph.
Wednesday
A chance of showers and thunderstorms, mainly after 5pm. Increasing clouds and hot, with a high near 92. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 75. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.
Friday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Memorial Day
Showers likely. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Penhook VA
 36.91°N 79.69°W (Elev. 909 ft)
Last Update:
8:00 pm EDT May 18, 2026
Forecast Valid:
8pm EDT May 18, 2026-6pm EDT May 25, 2026
 
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