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Severe Thunderstorms With Heavy Rain from Great Lakes to Mid-Atlantic; Excessive Heat For Central/Southern U.S. to Mid-Atlantic

Severe thunderstorms are possible today into Sunday across the upper Great Lakes region to the northern Mid-Atlantic. Damaging winds, large hail, and flooding will be the primary threats with these storms. Meanwhile, dangerous heat will continue through Sunday across the central and southern U.S. into the Mid-Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

College Park Airport (KCGS)

Lat: 38.98°NLon: 76.92°WElev: 49ft.

Fair

23°C

73°F

Humidity 94%
Wind Speed Calm
Barometer 29.78 in
Dewpoint 22°C (71°F)
Visibility 16 km
Last update 22 Jul 8:28 pm EDT
Extended Forecast for

Chevy Chase MD

  • Tonight

    Tonight: Scattered showers and thunderstorms before 10pm, then showers and possibly a thunderstorm between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rain.  Low around 23. West wind around 11 km/h.  Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.

    Heavy Rain

    Low: 23 °C

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 11am.  Mostly cloudy, with a high near 34. Heat index values as high as 38. West wind 11 to 13 km/h.  Chance of precipitation is 50%.

    Chance
    T-storms

    High: 34 °C

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am.  Mostly cloudy, with a low around 24. Southwest wind 5 to 11 km/h.  Chance of precipitation is 60%. New rainfall amounts between 1 and 2 cm possible.

    Showers
    Likely

    Low: 24 °C

  • Monday

    Monday: A slight chance of showers and thunderstorms after 8am.  Mostly sunny, with a high near 33. West wind 8 to 13 km/h.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 33 °C

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 22. North wind 5 to 10 km/h.

    Partly Cloudy

    Low: 22 °C

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31.

    Mostly Sunny

    High: 31 °C

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 21.

    Partly Cloudy

    Low: 21 °C

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29.

    Mostly Sunny

    High: 29 °C

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Partly Cloudy

    Low: 22 °C

Detailed Forecast

Tonight
Scattered showers and thunderstorms before 10pm, then showers and possibly a thunderstorm between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rain. Low around 23. West wind around 11 km/h. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday
A chance of showers and thunderstorms, mainly after 11am. Mostly cloudy, with a high near 34. Heat index values as high as 38. West wind 11 to 13 km/h. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 24. Southwest wind 5 to 11 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 cm possible.
Monday
A slight chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 33. West wind 8 to 13 km/h. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 22. North wind 5 to 10 km/h.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 31. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 31.
Click Map For Forecast
Point Forecast:
Chevy Chase MD
 38.98°N 77.09°W (Elev. 105 m)
7:28 pm EDT Jul 22, 2017
8pm EDT Jul 22, 2017-6pm EDT Jul 29, 2017
 
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