Heavy Rains and Catastrophic Flooding Possible in Hawaii

A kona low will continue to bring heavy rain to Hawaii bringing flooding and flash flooding, landslides, road closures, and low visibility with high rainfall rates expected. Lake effect snow is expected downwind from the Great Lakes. Blizzard conditions are expected in the southeast Alaska. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

30°F

-1°C

Humidity 61%
Wind Speed W 8 mph
Barometer 30.18 in (1023.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 7 Dec 4:56 am EST
Extended Forecast for

Rockville MD

  • Today

    Today: Cloudy, with a high near 41. Northwest wind 6 to 8 mph.

    Cloudy

    High: 41 °F

  • Tonight

    Tonight: Cloudy, with a low around 30. Light northeast wind.

    Cloudy

    Low: 30 °F

  • Wednesday

    Wednesday: A chance of snow before 1pm.  Cloudy, with a high near 38. Light and variable wind becoming east around 6 mph in the morning.  Chance of precipitation is 50%.

    Chance Snow

    High: 38 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 26. Northwest wind 5 to 8 mph.

    Mostly Clear

    Low: 26 °F

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. Northwest wind around 6 mph becoming south in the afternoon.

    Mostly Cloudy

    High: 41 °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

  • Friday
    Night

    Friday Night: A chance of rain.  Mostly cloudy, with a low around 45. Chance of precipitation is 40%.

    Chance Rain

    Low: 45 °F

  • Saturday

    Saturday: A chance of rain.  Cloudy, with a high near 68. Chance of precipitation is 40%.

    Chance Rain

    High: 68 °F

Detailed Forecast

Today
Cloudy, with a high near 41. Northwest wind 6 to 8 mph.
Tonight
Cloudy, with a low around 30. Light northeast wind.
Wednesday
A chance of snow before 1pm. Cloudy, with a high near 38. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 50%.
Wednesday Night
Mostly clear, with a low around 26. Northwest wind 5 to 8 mph.
Thursday
Mostly cloudy, with a high near 41. Northwest wind around 6 mph becoming south in the afternoon.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 51.
Friday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Saturday
A chance of rain. Cloudy, with a high near 68. Chance of precipitation is 40%.
Saturday Night
Rain likely. Cloudy, with a low around 47. Chance of precipitation is 60%.
Sunday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 50.
Click Map For Forecast
Point Forecast:
Rockville MD
 39.08°N 77.16°W (Elev. 430 ft)
3:33 am EST Dec 7, 2021
5am EST Dec 7, 2021-6pm EST Dec 13, 2021
 
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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