Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Mostly Cloudy

62°F

17°C

Humidity	86%
Wind Speed	S 13 G 20 mph
Barometer	29.31 in
Dewpoint	58°F (14°C)
Visibility	10.00 mi
Last update	16 Mar 8:55 pm EDT

More Information:

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

Extended Forecast for

2 Miles NNE Mechanicsville MD

Severe T-storm Watch until March 17, 12:00am

Wind Advisory until March 17, 12:00am

Severe T-storm Warning until March 16, 09:45pm

Click here for hazard details and duration

Severe T-storm Watch

Wind Advisory

...

Severe T-storm Watch until March 17, 12:00am
Wind Advisory until March 17, 12:00am
Severe T-storm Warning until March 16, 09:45pm
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 30 °F
Severe
Thunderstorms
and Windy
then Chance
Showers
Tuesday
High: 42 °F
Increasing
Clouds
Tuesday Night
Low: 25 °F
Gradual
Clearing
Wednesday
High: 42 °F
Partly Sunny
Wednesday Night
Low: 30 °F
Partly Cloudy
Thursday
High: 53 °F
Partly Sunny
Thursday Night
Low: 36 °F
Partly Cloudy
Friday
High: 61 °F
Partly Sunny

Detailed Forecast

Tonight

Showers and possibly a thunderstorm before midnight, then a chance of showers between midnight and 1am. Some of the storms could be severe. Low around 30. Windy, with a west wind 21 to 26 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday

Increasing clouds, with a high near 42. West wind 9 to 13 mph, with gusts as high as 21 mph.

Tuesday Night

Mostly cloudy during the early evening, then gradual clearing, with a low around 25. Northwest wind 5 to 9 mph.

Wednesday

Partly sunny, with a high near 42. Light and variable wind becoming south 5 to 7 mph in the afternoon.

Wednesday Night

Partly cloudy, with a low around 30. South wind around 5 mph.

Thursday

Partly sunny, with a high near 53.

Thursday Night

Partly cloudy, with a low around 36.