Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Hazardous Weather Conditions

Special Weather Statement

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fog/Mist

53°F

12°C

Humidity	100%
Wind Speed	SE 7 mph
Barometer	29.53 in (1001.4 mb)
Dewpoint	53°F (12°C)
Visibility	0.75 mi
Wind Chill	51°F (11°C)
Last update	12 Nov 7:56 am EST

More Information:

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

Extended Forecast for

Ashton-Sandy Spring MD

Today
High: 60 °F
Showers
Likely
Tonight
Low: 40 °F
Chance
Showers
Friday
High: 48 °F
Chance
Showers
Friday Night
Low: 32 °F
Partly Cloudy
Saturday
High: 48 °F
Mostly Sunny
Saturday Night
Low: 33 °F
Mostly Clear
Sunday
High: 50 °F
Mostly Sunny
Sunday Night
Low: 33 °F
Partly Cloudy
Monday
High: 51 °F
Mostly Sunny

Detailed Forecast

Today

Showers likely, mainly before 1pm. Mostly cloudy, with a high near 60. Light and variable wind becoming west 8 to 13 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

A chance of showers. Mostly cloudy, with a low around 40. Northwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

Friday

A chance of showers before 1pm. Partly sunny, with a high near 48. Northwest wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

Friday Night

Partly cloudy, with a low around 32. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.

Saturday

Mostly sunny, with a high near 48. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.

Saturday Night

Mostly clear, with a low around 33.

Sunday

Mostly sunny, with a high near 50.

Sunday Night

Partly cloudy, with a low around 33.

Monday

Mostly sunny, with a high near 51.