Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

46°F

8°C

Humidity	31%
Wind Speed	W 8 mph
Barometer	30.23 in
Dewpoint	17°F (-8°C)
Visibility	10.00 mi
Wind Chill	42°F (6°C)
Last update	23 Jan 11:35 am EST

More Information:

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

Extended Forecast for

5 Miles WSW Charlotte Hall MD

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

Winter Storm Warning January 24, 11:00pm until January 26, 04:00am

Click here for hazard details and duration

Cold Weather Advisory

Winter Storm Warning

Today
High: 44 °F
Mostly Sunny
Tonight
Low: 10 °F
Partly Cloudy
Saturday
High: 21 °F
Increasing
Clouds
Saturday Night
Low: 16 °F
Snow Likely
then Heavy
Snow
Sunday
High: 30 °F
Wintry Mix
Sunday Night
Low: 20 °F
Wintry Mix
Monday
High: 29 °F
Chance Snow
then Mostly
Sunny
Monday Night
Low: 3 °F
Mostly Clear
Tuesday
High: 27 °F
Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 44. West wind 6 to 9 mph.

Tonight

Partly cloudy, with a low around 10. Wind chill values as low as -3. North wind 11 to 14 mph, with gusts as high as 25 mph.

Saturday

Increasing clouds, with a high near 21. Wind chill values as low as -5. North wind 6 to 11 mph.

Saturday Night

Snow, mainly after 7pm. The snow could be heavy at times. Low around 16. Northeast wind 5 to 7 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Sunday

Freezing rain and sleet, possibly mixed with snow before 4pm, then freezing rain, possibly mixed with sleet. The snow could be heavy at times. High near 30. Northeast wind 9 to 11 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 5 inches possible.

Sunday Night

Freezing rain, possibly mixed with sleet before 7pm, then freezing rain between 7pm and 4am, then a chance of snow and freezing rain after 4am. Low around 20. Chance of precipitation is 100%. New snow and sleet accumulation of less than one inch possible.

Monday

A chance of snow before 7am. Mostly sunny, with a high near 29. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 3.

Tuesday

Sunny, with a high near 27.

Tuesday Night

Partly cloudy, with a low around 9.

Wednesday

Partly sunny, with a high near 29.

Wednesday Night

Mostly cloudy, with a low around 10.