Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Hazardous Weather Conditions

Winter Storm Watch in effect from February 22, 03:00 PM EST until February 23, 10:00 AM EST

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

48°F

9°C

Humidity	42%
Wind Speed	N 8 mph
Barometer	29.99 in (1015.5 mb)
Dewpoint	26°F (-3°C)
Visibility	10.00 mi
Wind Chill	44°F (7°C)
Last update	21 Feb 10:52 am EST

More Information:

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

Extended Forecast for

3 Miles NNW Mc Lean VA

Winter Storm Watch February 22, 03:00pm until February 23, 10:00am

Click here for hazard details and duration

Winter Storm Watch

Today
High: 50 °F
Partly Sunny
Tonight
Low: 34 °F
Mostly Cloudy
then
Rain/Snow
Likely
Sunday
High: 38 °F
Rain/Snow
Sunday Night
Low: 30 °F
Snow
Monday
High: 38 °F
Breezy.
Chance Snow
then Chance
Rain/Snow
Monday Night
Low: 23 °F
Partly Cloudy
Tuesday
High: 35 °F
Mostly Sunny
Tuesday Night
Low: 27 °F
Mostly Cloudy
Wednesday
High: 47 °F
Mostly Cloudy

Detailed Forecast

Today

Partly sunny, with a high near 50. Northwest wind 5 to 7 mph.

Tonight

Rain likely after 1am, mixing with snow after 5am. Increasing clouds, with a low around 34. Light east wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

Sunday

Rain and snow. High near 38. Light and variable wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Sunday Night

Snow. Low around 30. North wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Monday

A chance of snow before 1pm, then a slight chance of rain and snow. Cloudy, with a high near 38. Breezy, with a northwest wind 18 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 50%.

Monday Night

Partly cloudy, with a low around 23.

Tuesday

Mostly sunny, with a high near 35.

Tuesday Night

Mostly cloudy, with a low around 27.

Wednesday

Mostly cloudy, with a high near 47.

Wednesday Night

A chance of rain after 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.

Thursday

A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 50%.