Dangerous, Heat Wave Persists in the Eastern U.S.; Severe Weather Expected in the Central Plains and Mid-Atlantic

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorms are expected to produce damaging wind gusts from the Upper Ohio Valley into the Mid Atlantic, and across the central Great Plains this afternoon and evening. Large hail and heavy rain is also possible across the Great Plains. Read More >

Current conditions at

Eastern WV Regional Airport/Shepherd Field (KMRB)

Lat: 39.4°NLon: 77.98°WElev: 538ft.

Fair

N/A

Humidity NA
Wind Speed Calm
Barometer 30.01 in
Dewpoint N/A
Visibility 10.00 mi
Last update 4 Jul 6:38 am EDT
Extended Forecast for

4 Miles SSW Big Pool MD

Extreme Heat Warning July 4, 10:00am until July 4, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Independence Day

    Independence Day: Scattered showers and thunderstorms, mainly after 5pm.  Increasing clouds and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming west around 6 mph in the afternoon.  Chance of precipitation is 30%.

    High: 97 °F

    Sunny then
    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 1am and 2am.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 71. Calm wind.  Chance of precipitation is 40%.

    Low: 71 °F

    Scattered
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm.  Patchy fog before 7am. High near 90. Light and variable wind.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Patchy Fog
    then Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Low around 68. Calm wind.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 83. Light southeast wind.  Chance of precipitation is 90%.

    High: 83 °F

    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Independence Day
Scattered showers and thunderstorms, mainly after 5pm. Increasing clouds and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly between 1am and 2am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Patchy fog before 7am. High near 90. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 68. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 83. Light southeast wind. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 66. Chance of precipitation is 80%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Big Pool MD
 39.61°N 78.03°W (Elev. 486 ft)
7:53 am EDT Jul 4, 2026
8am EDT Jul 4, 2026-6pm EDT Jul 10, 2026
 
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Additional Resources

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