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

Hazardous Weather Outlook

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

A Few Clouds

60°F

16°C

Humidity	72%
Wind Speed	W 5 mph
Barometer	29.43 in (997.8 mb)
Dewpoint	51°F (11°C)
Visibility	10.00 mi
Last update	12 Nov 12:56 pm EST

More Information:

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

Extended Forecast for

Olney MD

This Afternoon
High: 60 °F
Chance
Showers
Tonight
Low: 40 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 47 °F
Slight Chance
Showers
Friday Night
Low: 32 °F
Mostly 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

This Afternoon

A chance of showers after 3pm. Partly sunny, with a high near 60. West wind 6 to 10 mph. Chance of precipitation is 40%.

Tonight

A chance of showers, mainly before 7pm. Increasing clouds, with a low around 40. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Friday

A slight chance of showers before 1pm. Mostly cloudy, with a high near 47. Northwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

Friday Night

Mostly cloudy, with a low around 32. North wind 7 to 11 mph, with gusts as high as 20 mph.

Saturday

Mostly sunny, with a high near 48. Northwest wind 8 to 16 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.