Severe Thunderstorms and Heavy Rain Across the Central US and Central Appalachians

Severe thunderstorms producing damaging winds, hail and possibly a few tornadoes are expected across parts of the central Plains and the Missouri Valley. Heavy rainfall and flash flooding is also expected in the area. Thunderstorms and heavy rain may also bring additional flooding impacts to the central Appalachians. High temperatures and critical fire weather conditions expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

79°F

26°C

Humidity	82%
Wind Speed	S 7 mph
Barometer	29.93 in (1013.4 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	17 Jun 6:52 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Idylwood VA

Flood Watch June 17, 07:09pm until June 17, 10:00pm

Click here for hazard details and duration

...

Flood Watch June 17, 07:09pm until June 17, 10:00pm
NOW until 10:00pm Tue
Flood Watch
Tonight
Low: 70 °F
Showers
Likely then
Chance
T-storms
Wednesday
High: 90 °F
Mostly Sunny
then Showers
Likely
Wednesday Night
Low: 74 °F
Chance
T-storms then
Mostly Clear
Juneteenth
High: 93 °F
Sunny then
Showers
Likely
Thursday Night
Low: 67 °F
Showers
Likely then
Chance
Showers
Friday
High: 85 °F
Sunny
Friday Night
Low: 67 °F
Mostly Clear
Saturday
High: 90 °F
Sunny

Detailed Forecast

Tonight

Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday

A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 90. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 74. Southwest wind around 6 mph. Chance of precipitation is 30%.

Juneteenth

Showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 93. Heat index values as high as 100. Southwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 67. West wind 6 to 9 mph. Chance of precipitation is 60%.

Friday

Sunny, with a high near 85.

Friday Night

Mostly clear, with a low around 67.

Saturday

Sunny, with a high near 90.

Saturday Night

Partly cloudy, with a low around 72.

Sunday

Sunny, with a high near 95.

Sunday Night

Mostly clear, with a low around 75.