Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Rain Fog/Mist

62°F

17°C

Humidity	93%
Wind Speed	NE 10 mph
Barometer	30.03 in (1016.8 mb)
Dewpoint	60°F (16°C)
Visibility	3.00 mi
Last update	11 Oct 11:52 am EDT

More Information:

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

Extended Forecast for

3 Miles SSW Ashburn VA

This Afternoon
High: 67 °F
Showers
Tonight
Low: 61 °F
Showers then
Showers
Likely
Columbus Day
High: 74 °F
Chance
Showers then
Mostly Sunny
Monday Night
Low: 55 °F
Mostly Clear
Tuesday
High: 79 °F
Sunny
Tuesday Night
Low: 63 °F
Mostly Clear
Wednesday
High: 83 °F
Sunny
Wednesday Night
Low: 60 °F
Partly Cloudy
then Slight
Chance
Showers
Thursday
High: 70 °F
Slight Chance
Showers

Detailed Forecast

This Afternoon

Showers, with thunderstorms also possible after 2pm. High near 67. East wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and thunderstorms before 2am, then showers likely. Low around 61. Northeast wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Columbus Day

A chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 74. Northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 55. Northwest wind around 6 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 79. Calm wind becoming south 5 to 9 mph in the afternoon.

Tuesday Night

Mostly clear, with a low around 63.

Wednesday

Sunny, with a high near 83.

Wednesday Night

A slight chance of showers after 2am. Partly cloudy, with a low around 60. Chance of precipitation is 20%.

Thursday

A slight chance of showers. Mostly sunny, with a high near 70. Chance of precipitation is 20%.