Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Camp David (KRSP)

Lat: 39.65°NLon: 77.47°WElev: 1841ft.

Fair

43°F

6°C

Humidity	68%
Wind Speed	W 14 G 30 mph
Barometer	29.98 in (1016.9 mb)
Dewpoint	33°F (1°C)
Visibility	10.00 mi
Wind Chill	36°F (2°C)
Last update	22 Jan 12:54 pm EST

More Information:

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

Extended Forecast for

Thurmont MD

Winter Storm Watch January 24, 04:00pm until January 26, 04:00am

Cold Weather Advisory January 23, 08:00pm until January 24, 10:00am

Click here for hazard details and duration

Winter Storm Watch

Cold Weather Advisory

This Afternoon
High: 43 °F
Mostly Sunny
Tonight
Low: 27 °F
Partly Cloudy
Friday
High: 38 °F
Partly Sunny
then Mostly
Sunny and
Breezy
Friday Night
Low: 7 °F
Mostly Clear
and Blustery
then Partly
Cloudy
Saturday
High: 18 °F
Partly Sunny
then Slight
Chance Snow
Saturday Night
Low: 14 °F
Heavy Snow
Sunday
High: 20 °F
Heavy Snow
then
Snow/Sleet
Sunday Night
Low: 16 °F
Snow/Sleet
Monday
High: 23 °F
Chance Snow

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 43. West wind 14 to 18 mph, with gusts as high as 30 mph.

Tonight

Partly cloudy, with a low around 27. West wind 6 to 10 mph.

Friday

Partly sunny, with a high near 38. Breezy, with a west wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

Friday Night

Partly cloudy, with a low around 7. Wind chill values as low as -8. Blustery, with a northwest wind 14 to 22 mph, with gusts as high as 31 mph.

Saturday

A slight chance of snow after 1pm. Mostly cloudy, with a high near 18. North wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

Saturday Night

Snow. The snow could be heavy at times. Low around 14. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Sunday

Snow before 1pm, then snow, possibly mixed with sleet. The snow could be heavy at times. High near 20. Chance of precipitation is 100%.

Sunday Night

Sleet, possibly mixed with snow before 1am, then a chance of snow. Low around 16. Chance of precipitation is 80%.

Monday

A chance of snow before 1pm. Partly sunny, with a high near 23. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 3.

Tuesday

Sunny, with a high near 20.