Isaias to Bring Tropical Impacts Along the Eastern Seaboard

Isaias may bring life-threatening storm surge along portions of the immediate coastline and adjacent waterways of the Carolinas. Very heavy rainfall and life-threatening flash and urban flooding are expected along the storm's track up the Eastern Seaboard. A few tornadoes will be possible from the Virginia Tidewater into New England. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Rain Fog/Mist

72°F

22°C

Humidity 94%
Wind Speed N 9 mph
Barometer 29.89 in (1012.1 mb)
Dewpoint 70°F (21°C)
Visibility 5.00 mi
Last update 4 Aug 4:52 am EDT
Extended Forecast for

Washington DC

Tropical Storm Warning until further notice
Flash Flood Watch until August 4, 11:00pm
Coastal Flood Warning August 4, 03:00pm until August 5, 03:00am
Click here for hazard details and duration
Tropical Storm Warning until further notice
Flash Flood Watch
Coastal Flood Warning
  •  
    Tropical Storm Warning until further notice
    Flash Flood Watch until August 4, 11:00pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • Overnight

    Overnight: Tropical storm conditions possible. Showers and possibly a thunderstorm. Some of the storms could produce heavy rain.  Low around 70. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Tropical
    Storm
    Conditions
    Possible

    Low: 70 °F

  • Tuesday

    Tuesday: Tropical storm conditions possible. Showers and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rain.  High near 84. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.

    Tropical
    Storm
    Conditions
    Possible

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 3am.  Mostly cloudy, with a low around 69. Southwest wind 5 to 8 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Chance
    Showers

    Low: 69 °F

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 88. Northwest wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 20%.

    Partly Sunny
    then Slight
    Chance
    T-storms

    High: 88 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. Light and variable wind.  Chance of precipitation is 30%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 70 °F

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 8am.  Partly sunny, with a high near 85. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 85 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 70 °F

  • Friday

    Friday: Showers likely and possibly a thunderstorm.  Mostly sunny, with a high near 85. Chance of precipitation is 60%.

    Showers
    Likely

    High: 85 °F

Detailed Forecast

Overnight
Tropical storm conditions possible. Showers and possibly a thunderstorm. Some of the storms could produce heavy rain. Low around 70. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Tropical storm conditions possible. Showers and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce heavy rain. High near 84. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 3am. Mostly cloudy, with a low around 69. Southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 88. Northwest wind around 5 mph becoming calm in the morning. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 30%.
Thursday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 70.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 71.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Washington DC
 38.89°N 77.02°W (Elev. 20 ft)
4:33 am EDT Aug 4, 2020
5am EDT Aug 4, 2020-6pm EDT Aug 10, 2020
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database