Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

19°F

-7°C

Humidity	45%
Wind Speed	N 6 mph
Barometer	30.23 in (1023.9 mb)
Dewpoint	1°F (-17°C)
Visibility	10.00 mi
Wind Chill	11°F (-12°C)
Last update	28 Jan 10:52 am EST

More Information:

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

Extended Forecast for

Catharpin VA

Cold Weather Advisory January 28, 07:00pm until January 29, 11:00am

Click here for hazard details and duration

Cold Weather Advisory

Today
High: 22 °F
Chance Snow
Tonight
Low: 4 °F
Chance Snow
then Mostly
Clear
Thursday
High: 24 °F
Sunny
Thursday Night
Low: 5 °F
Partly Cloudy
Friday
High: 23 °F
Mostly Sunny
Friday Night
Low: 7 °F
Mostly Cloudy
then Slight
Chance Snow
Saturday
High: 18 °F
Partly Sunny
Saturday Night
Low: 11 °F
Mostly Cloudy
then Chance
Snow
Sunday
High: 25 °F
Partly Sunny
and Blustery

Detailed Forecast

Today

A chance of snow, mainly after 5pm. Increasing clouds, with a high near 22. West wind around 6 mph. Chance of precipitation is 30%.

Tonight

A chance of snow, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Wind chill values as low as -6. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%.

Thursday

Sunny, with a high near 24. Wind chill values as low as -5. Northwest wind 5 to 9 mph.

Thursday Night

Partly cloudy, with a low around 5. Northwest wind 3 to 5 mph.

Friday

Mostly sunny, with a high near 23. Northwest wind 3 to 7 mph.

Friday Night

A slight chance of snow after 1am. Mostly cloudy, with a low around 7. Chance of precipitation is 20%.

Saturday

Partly sunny, with a high near 18.

Saturday Night

A chance of snow after 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.