Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast with Haze

61°F

16°C

Humidity	NA
Wind Speed	S 12 G 20 mph
Barometer	29.71 in (1007.3 mb)
Dewpoint	N/A
Visibility	6.00 mi
Last update	16 Mar 4:56 am EDT

More Information:

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

Extended Forecast for

Gaithersburg MD

Overnight
Low: 59 °F
Slight Chance
T-storms
Monday
High: 71 °F
Showers
Likely then
Severe
Thunderstorms
and Breezy
Monday Night
Low: 29 °F
Severe
Thunderstorms
and Blustery
Tuesday
High: 39 °F
Increasing
Clouds
Tuesday Night
Low: 24 °F
Mostly Clear
Wednesday
High: 39 °F
Partly Sunny
Wednesday Night
Low: 29 °F
Mostly Cloudy
Thursday
High: 51 °F
Partly Sunny
Thursday Night
Low: 37 °F
Mostly Cloudy

Detailed Forecast

Overnight

A slight chance of showers and thunderstorms. Cloudy, with a steady temperature around 59. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Monday

Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. Cloudy, with a high near 71. Breezy, with a south wind 14 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Night

Showers and possibly a thunderstorm before 11pm, then a chance of showers between 11pm and midnight. Some of the storms could be severe. Low around 29. Blustery, with a west wind 16 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday

Increasing clouds, with a high near 39. West wind around 15 mph, with gusts as high as 28 mph.

Tuesday Night

Mostly clear, with a low around 24. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.

Wednesday

Partly sunny, with a high near 39.

Wednesday Night

Mostly cloudy, with a low around 29.

Thursday

Partly sunny, with a high near 51.

Thursday Night

Mostly cloudy, with a low around 37.