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/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

72°F

22°C

Humidity	94%
Wind Speed	S 8 mph
Barometer	30.02 in (1016.4 mb)
Dewpoint	70°F (21°C)
Visibility	8.00 mi
Last update	17 Jun 10:52 am EDT

More Information:

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

Extended Forecast for

Catharpin VA

Flood Watch June 17, 02:00pm until June 17, 10:00pm

Click here for hazard details and duration

Flood Watch

Today
High: 83 °F
Chance
T-storms
Tonight
Low: 71 °F
Heavy Rain
then Chance
Showers
Wednesday
High: 91 °F
Chance
Showers then
Showers
Likely
Wednesday Night
Low: 72 °F
Showers
Likely then
Mostly Clear
Juneteenth
High: 93 °F
Sunny then
Showers
Likely
Thursday Night
Low: 65 °F
Showers
Likely then
Slight Chance
Showers
Friday
High: 88 °F
Sunny
Friday Night
Low: 67 °F
Partly Cloudy
Saturday
High: 92 °F
Sunny

Detailed Forecast

Today

A chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 83. South wind 5 to 7 mph. Chance of precipitation is 30%.

Tonight

Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 2am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. South wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Juneteenth

Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 93. Southwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Thursday Night

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 65. Chance of precipitation is 60%.

Friday

Sunny, with a high near 88.

Friday Night

Partly cloudy, with a low around 67.

Saturday

Sunny, with a high near 92.

Saturday Night

Partly cloudy, with a low around 72.

Sunday

Mostly sunny and hot, with a high near 97.

Sunday Night

Mostly clear, with a low around 75.