Sunday Brings Heat Relief For Some; Flash Flood Threat Along Cold Front

A cold front shifting across the Central Plains, Midwest, Great Lakes and Northeast on Sunday will bring some relief from the heat with cooler and drier air. Excessive heat holds Sunday roughly south of I-70. Heavy rain from thunderstorms along the front may bring flash flooding. Read More >

Current conditions at

Camp Springs / Andrews Air Force Base (KADW)

Lat: 38.82°NLon: 76.85°WElev: 282ft.

A Few Clouds

87°F

31°C

Humidity 52%
Wind Speed W 3 mph
Barometer 29.87 in (1011.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 20 Jul 10:56 pm EDT
Extended Forecast for

Upper Marlboro MD

Excessive Heat Warning July 21, 11:00am until July 21, 09:00pm
Click here for hazard details and duration
Excessive Heat Warning
  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before midnight. Some of the storms could produce gusty winds.  Partly cloudy, with a low around 80. West wind 3 to 5 mph.  Chance of precipitation is 30%.

    Scattered
    T-storms

    Low: 80 °F

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 99. Heat index values as high as 111. West wind 6 to 8 mph.  Chance of precipitation is 20%.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 99 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 78. Southwest wind 3 to 6 mph.  Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 78 °F

  • Monday

    Monday: Showers likely and possibly a thunderstorm, then showers and thunderstorms after noon. Some of the storms could produce heavy rain.  High near 91. Southwest wind 3 to 7 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Heavy Rain

    High: 91 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm after midnight. Some of the storms could produce heavy rain.  Cloudy, with a low around 69. West wind around 6 mph.  Chance of precipitation is 70%.

    Heavy Rain

    Low: 69 °F

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon.  Cloudy, with a high near 81. Chance of precipitation is 60%.

    Showers
    Likely

    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 65.

    Mostly Cloudy

    Low: 65 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 83.

    Partly Sunny

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Partly Cloudy

    Low: 64 °F

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly before midnight. Some of the storms could produce gusty winds. Partly cloudy, with a low around 80. West wind 3 to 5 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 111. West wind 6 to 8 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Southwest wind 3 to 6 mph. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm, then showers and thunderstorms after noon. Some of the storms could produce heavy rain. High near 91. Southwest wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm after midnight. Some of the storms could produce heavy rain. Cloudy, with a low around 69. West wind around 6 mph. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 81. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Sunny, with a high near 88.
Click Map For Forecast
Point Forecast:
Upper Marlboro MD
 38.81°N 76.75°W (Elev. 49 ft)
10:31 pm EDT Jul 20, 2019
11pm EDT Jul 20, 2019-6pm EDT Jul 27, 2019
 
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Additional Resources

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Hourly Weather Forecast

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