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Heavy Rainfall Possible Over Portions of the Gulf Coast and Southeast

Unsettled weather will continue across the Southeast and Gulf Coast with periodic showers and thunderstorms through at least Wednesday. Rainfall amounts may exceed three inches in some locales. Elsewhere, a few severe thunderstorms are possible for the Ohio Valley and central Plains through Tuesday. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

81°F

27°C

Humidity 49%
Wind Speed E 3 mph
Barometer 30.15 in (1020.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 21 May 2:52 pm EDT
Extended Forecast for

Mc Lean VA

  • Tonight

    Tonight: A chance of showers after 3am.  Mostly cloudy, with a low around 64. South wind around 6 mph.  Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Showers

    Low: 64 °F

  • Tuesday

    Tuesday: A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm.  Cloudy, with a high near 80. Southeast wind 5 to 7 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    Showers
    Likely

    High: 80 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms, mainly between 9pm and 3am.  Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely then
    Chance
    T-storms

    Low: 66 °F

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 82. Northwest wind 5 to 9 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 82 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 62. Northwest wind 3 to 6 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 62 °F

  • Thursday

    Thursday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 62.

    Mostly Clear

    Low: 62 °F

  • Friday

    Friday: Sunny, with a high near 84.

    Sunny

    High: 84 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 67.

    Mostly Clear

    Low: 67 °F

Detailed Forecast

Tonight
A chance of showers after 3am. Mostly cloudy, with a low around 64. South wind around 6 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 80. Southeast wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms, mainly between 9pm and 3am. Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 82. Northwest wind 5 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 62. Northwest wind 3 to 6 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 67. Chance of precipitation is 60%.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Click Map For Forecast
Point Forecast:
Mc Lean VA
 38.95°N 77.19°W (Elev. 253 ft)
1:29 pm EDT May 21, 2018
3pm EDT May 21, 2018-6pm EDT May 28, 2018
 
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