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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Eastern WV Regional Airport/Shepherd Field (KMRB)

Lat: 39.4°NLon: 77.98°WElev: 538ft.

Mostly Cloudy

83°F

28°C

Humidity 72%
Wind Speed S 6 mph
Barometer 30.11 in (1019.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Sep 5:53 pm EDT
Extended Forecast for

Martinsburg WV

  • Tonight

    Tonight: Isolated showers and thunderstorms before 9pm. Mostly cloudy, with a low around 70. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. North wind 5 to 9 mph.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. North wind around 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 77. North wind around 5 mph becoming light and variable.

    High: 77 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 65. Southeast wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 90%.

    High: 82 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Monday

    Monday: A chance of showers, mainly after 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 9pm. Mostly cloudy, with a low around 70. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. North wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 59. North wind around 6 mph.
Saturday
Mostly cloudy, with a high near 77. North wind around 5 mph becoming light and variable.
Saturday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 65. Southeast wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 63. Chance of precipitation is 80%.
Monday
A chance of showers, mainly after 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Monday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Tuesday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 60. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Martinsburg WV
 39.47°N 77.96°W (Elev. 476 ft)
Last Update:
7:11 pm EDT Sep 17, 2026
Forecast Valid:
7pm EDT Sep 17, 2026-6pm EDT Sep 24, 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