Strong Storm Moving Through the East; Major Weather Impacts in Hawaii and Alaska

A strengthening storm will bring high winds and snow to the Great Lakes and Northeast U.S. today. Scattered severe thunderstorms are likely into this afternoon across the ArkLaMiss vicinity. Heavy rain from a Kona Low may bring catastrophic flooding, gusty winds, and high surf to Hawaii into Tuesday. A major winter storm is impacting western Alaska with heavy snow and strong winds through today. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Light Rain

66°F

19°C

Humidity 56%
Wind Speed SW 15 G 24 mph
Barometer 29.70 in (1007.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 6 Dec 5:56 pm EST
Extended Forecast for

Rockville MD

Wind Advisory until December 7, 12:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 7, 12:00am

    NOW until
    12:00am Tue

    Wind Advisory

  • Tonight

    Tonight: Showers likely before 7pm.  Cloudy during the early evening, then gradual clearing, with a low around 31. Breezy, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 47 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely and
    Breezy then
    Partly Cloudy

    Low: 31 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 39. Northwest wind 6 to 9 mph.

    Partly Sunny

    High: 39 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am.  Cloudy, with a low around 34. Light east wind.  Chance of precipitation is 20%.

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

    Low: 34 °F

  • Wednesday

    Wednesday: Rain and snow likely before 4pm, then a chance of snow.  Mostly cloudy, with a high near 37. Southeast wind around 6 mph becoming calm.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Rain/Snow
    Likely

    High: 37 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 26. Northwest wind around 6 mph.

    Mostly Clear

    Low: 26 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    Mostly Sunny

    High: 40 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Mostly Cloudy

    Low: 32 °F

  • Friday

    Friday: Partly sunny, with a high near 51.

    Partly Sunny

    High: 51 °F

Detailed Forecast

Tonight
Showers likely before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 31. Breezy, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Partly sunny, with a high near 39. Northwest wind 6 to 9 mph.
Tuesday Night
A slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Cloudy, with a low around 34. Light east wind. Chance of precipitation is 20%.
Wednesday
Rain and snow likely before 4pm, then a chance of snow. Mostly cloudy, with a high near 37. Southeast wind around 6 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
Mostly clear, with a low around 26. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 51.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly sunny, with a high near 51. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Sunny, with a high near 50.
Click Map For Forecast
Point Forecast:
Rockville MD
 39.08°N 77.16°W (Elev. 430 ft)
4:53 pm EST Dec 6, 2021
6pm EST Dec 6, 2021-6pm EST Dec 13, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database