National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River in the West; Strong Winds in the Northeast

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. today into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. today into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

47°F

8°C

Humidity 54%
Wind Speed Vrbl 3 mph
Barometer 30.12 in (1021.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 5 Nov 7:56 am EST
Extended Forecast for

Sandy Spring MD

  • Today

    Today: Increasing clouds, with a high near 68. Southwest wind 7 to 15 mph, with gusts as high as 31 mph.

    High: 68 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 42. Northwest wind 13 to 15 mph, with gusts as high as 44 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 61. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.

    Low: 51 °F

    Rain Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain. Partly sunny, with a high near 65. Chance of precipitation is 40%.

    High: 65 °F

    Chance Rain

Detailed Forecast

Today
Increasing clouds, with a high near 68. Southwest wind 7 to 15 mph, with gusts as high as 31 mph.
Tonight
Mostly clear, with a low around 42. Northwest wind 13 to 15 mph, with gusts as high as 44 mph.
Thursday
Sunny, with a high near 55. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 34. Calm wind.
Friday
Partly sunny, with a high near 61. South wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Rain likely. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
A chance of rain. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 27.
Veterans Day
Mostly sunny, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sandy Spring MD
 39.16°N 77.04°W (Elev. 469 ft)
Last Update:
6:29 am EST Nov 5, 2025
Forecast Valid:
8am EST Nov 5, 2025-6pm EST Nov 11, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation