Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

60°F

16°C

Humidity	70%
Wind Speed	Vrbl 3 mph
Barometer	30.14 in (1021.7 mb)
Dewpoint	50°F (10°C)
Visibility	10.00 mi
Last update	31 Mar 6:56 am EDT

More Information:

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

Extended Forecast for

Dayton MD

Today
High: 82 °F
Mostly Sunny
then
Scattered
T-storms and
Breezy
Tonight
Low: 65 °F
Partly Cloudy
then Isolated
Showers
Wednesday
High: 81 °F
Mostly Sunny
then Showers
Likely
Wednesday Night
Low: 59 °F
Showers
Likely
Thursday
High: 72 °F
Chance
Showers
Thursday Night
Low: 57 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 79 °F
Partly Sunny
Friday Night
Low: 61 °F
Mostly Cloudy
Saturday
High: 82 °F
Partly Sunny
then Chance
Showers

Detailed Forecast

Today

Scattered showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 82. Breezy, with a southwest wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 30%.

Tonight

Isolated showers and thunderstorms before 3am, then isolated showers after 4am. Partly cloudy, with a low around 65. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Wednesday

A slight chance of showers before 7am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming southeast after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 72. Southeast wind 6 to 10 mph. Chance of precipitation is 40%.

Thursday Night

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

Friday

Partly sunny, with a high near 79.

Friday Night

Mostly cloudy, with a low around 61.

Saturday

A chance of showers after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.

Saturday Night

A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

Sunday

Showers likely. Partly sunny, with a high near 75. Chance of precipitation is 60%.