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Hot weather continues for the Pacific Northwest and Great Basin; monsoonal moisture establishing over the Southwest

Across the western U.S., excessive heat will continue with widespread 100-plus degree temperatures for the lower elevations of Washington, Oregon, Idaho, Nevada, and California through midweek. Across the Desert Southwest, normal hot temperatures will be present through the week. Increasing moisture from the monsoon will make it feel more humid as well as aid in thunderstorm development.
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Current conditions at

Martinsburg, Eastern West Virginia Regional/Shepherd Airport (KMRB)

Lat: 39.4°NLon: 77.98°WElev: 558ft.

A Few Clouds

19°C

66°F

Humidity 78%
Wind Speed Calm
Barometer 29.92 in (1012.8 mb)
Dewpoint 15°C (59°F)
Visibility 16 km
Last update 30 Jun 12:53 am EDT
Extended Forecast for

Sharpsburg MD

  • Overnight

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 17 °C

  • Tuesday

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 29 °C

  • Tuesday
    Night

    Scattered Thunderstorms Chance for Measurable Precipitation 50%

    Scattered
    Thunderstorms

    Low: 18 °C

  • Wednesday

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    High: 30 °C

  • Wednesday
    Night

    Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

    Slight Chc
    Thunderstorms

    Low: 18 °C

  • Thursday

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    High: 27 °C

  • Thursday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    Low: 18 °C

  • Friday

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    High: 27 °C

  • Friday
    Night

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 19 °C

Detailed Forecast

Overnight
Mostly cloudy, with a low around 17. Southeast wind around 10 km/h.
Tuesday
Isolated showers, then showers and thunderstorms likely after 9am. Partly sunny, with a high near 29. South wind 10 to 14 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Tuesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 18. Southwest wind 8 to 11 km/h. Chance of precipitation is 50%.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 30. West wind 8 to 13 km/h. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 18. West wind 5 to 8 km/h. Chance of precipitation is 20%.
Thursday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 27. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 19.
Independence Day
A chance of showers and thunderstorms. Partly sunny, with a high near 29. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 29. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 19.
Monday
A chance of showers. Partly sunny, with a high near 30. Chance of precipitation is 30%.
  Click Map For Forecast
Point Forecast:
Sharpsburg MD
 39.45°N 77.76°W (Elev. 145 m)
11:58 pm EDT Jun 29, 2015
2am EDT Jun 30, 2015-6pm EDT Jul 6, 2015
 
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