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 >

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 Chill22°F (-6°C)
Last update 19 Feb 4:25 am EST
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

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

    Mostly Cloudy

    High: 40 °F

  • Tonight

    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.

    Cloudy then
    Snow Likely

    Low: 29 °F

  • Wednesday

    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.

    Snow then
    Wintry Mix

    High: 32 °F

  • Wednesday
    Night

    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.

    Wintry Mix

    Low: 32 °F

  • Thursday

    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%.

    Rain/Freezing
    Rain Likely
    then Mostly
    Sunny

    High: 48 °F

  • Thursday
    Night

    Thursday Night: Cloudy, with a low around 30.

    Cloudy

    Low: 30 °F

  • Friday

    Friday: Mostly cloudy, with a high near 45.

    Mostly Cloudy

    High: 45 °F

  • Friday
    Night

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

    Chance
    Rain/Freezing
    Rain

    Low: 31 °F

  • Saturday

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

    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%.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Sunny, with a high near 48.
Click Map For Forecast
Point Forecast:
Frederick MD
 39.42°N 77.42°W (Elev. 305 ft)
3:32 am EST Feb 19, 2019
4am EST Feb 19, 2019-6pm EST Feb 25, 2019
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database