Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Rain

59°F

15°C

Humidity	93%
Wind Speed	SE 14 G 30 mph
Barometer	29.79 in (1008.7 mb)
Dewpoint	57°F (14°C)
Visibility	9.00 mi
Last update	16 Mar 1:52 am EDT

More Information:

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

Extended Forecast for

3 Miles SSW Ashburn VA

Overnight
Low: 54 °F
Showers
Likely
Monday
High: 72 °F
Breezy.
Showers
Likely then
Severe
Thunderstorms
Monday Night
Low: 28 °F
Severe
Thunderstorms
then Showers
Likely
Tuesday
High: 39 °F
Increasing
Clouds
Tuesday Night
Low: 23 °F
Mostly Clear
Wednesday
High: 41 °F
Partly Sunny
Wednesday Night
Low: 28 °F
Mostly Cloudy
Thursday
High: 52 °F
Partly Sunny
Thursday Night
Low: 36 °F
Mostly Cloudy

Detailed Forecast

Overnight

Showers likely, with thunderstorms also possible after 5am. Cloudy, with a low around 54. Southeast wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

Showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe. Cloudy, with a high near 72. Breezy, with a south wind 16 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Night

Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Some of the storms could be severe. Low around 28. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

Tuesday

Increasing clouds, with a high near 39. West wind 10 to 17 mph, with gusts as high as 29 mph.

Tuesday Night

Mostly clear, with a low around 23. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

Wednesday

Partly sunny, with a high near 41.

Wednesday Night

Mostly cloudy, with a low around 28.

Thursday

Partly sunny, with a high near 52.

Thursday Night

Mostly cloudy, with a low around 36.