Winter Storm System To Bring Widespread Impacts Across the Eastern Half of the U.S. Through Midweek

A developing winter storm system will bring a swath of heavy snow and ice from Oklahoma into the Midwest, Ohio Valley, Mid Atlantic, and the Northeast U.S. Tuesday through Wednesday. Areas of dangerous travel are likely. Further South, several inches of heavy rain will lead to the potential for flooding in the lower Mississippi and Tennessee River Valleys. Read More >

Hazardous Weather Conditions

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Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Light Snow

28°F

-2°C

Humidity	64%
Wind Speed	NW 5 mph
Barometer	30.55 in
Dewpoint	18°F (-8°C)
Visibility	10.00 mi
Wind Chill	22°F (-6°C)
Last update	19 Feb 4:25 am EST

More Information:

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

Extended Forecast for

Frederick MD

Winter Storm Warning February 20, 01:00am until February 21, 01:00am

Click here for hazard details and duration

Winter Storm Warning

Today

Mostly Cloudy
High: 40 °F
Tonight

Cloudy then
Snow Likely
Low: 29 °F
Wednesday

Snow then
Wintry Mix
High: 32 °F
Wednesday
Night

Wintry Mix
Low: 32 °F
Thursday

Rain/Freezing
Rain Likely
then Mostly
Sunny
High: 48 °F
Thursday
Night

Cloudy
Low: 30 °F
Friday

Mostly Cloudy
High: 45 °F
Friday
Night

Chance
Rain/Freezing
Rain
Low: 31 °F
Saturday

Rain
High: 42 °F

Detailed Forecast

Today

Mostly cloudy, with a high near 40. Northwest wind around 8 mph.

Tonight

Snow likely, mainly after 4am. Cloudy, with a low around 29. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Wednesday

Snow before 1pm, then snow and sleet between 1pm and 4pm, then freezing rain and sleet after 4pm. High near 32. East wind 6 to 8 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of 4 to 8 inches possible.

Wednesday Night

Freezing rain and sleet before 1am, then rain or freezing rain. Low around 32. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.2 of an inch possible. New sleet accumulation of less than a half inch possible.

Thursday

Rain or freezing rain likely before 7am, then a slight chance of rain between 7am and noon. Partly sunny, with a high near 48. Light southwest wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 60%.

Thursday Night

Cloudy, with a low around 30.

Friday

Mostly cloudy, with a high near 45.

Friday Night

A chance of rain or freezing rain. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

Saturday

Rain. High near 42. Chance of precipitation is 80%.

Saturday Night

Rain. Low around 37. Chance of precipitation is 90%.

Sunday

Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.