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 >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

67°F

19°C

Humidity	67%
Wind Speed	SW 10 mph
Barometer	30.04 in
Dewpoint	56°F (13°C)
Visibility	9.00 mi
Last update	1 Apr 3:35 am EDT

More Information:

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

Extended Forecast for

Leonardtown MD

Overnight
Low: 63 °F
Mostly Clear
Wednesday
High: 83 °F
Sunny then
Scattered
Showers
Wednesday Night
Low: 60 °F
Showers
Likely
Thursday
High: 77 °F
Mostly Sunny
then Chance
Showers
Thursday Night
Low: 57 °F
Chance
Showers then
Mostly Clear
Friday
High: 80 °F
Mostly Sunny
Friday Night
Low: 62 °F
Partly Cloudy
Saturday
High: 81 °F
Mostly Sunny
Saturday Night
Low: 61 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 63. Southwest wind around 11 mph, with gusts as high as 21 mph.

Wednesday

Scattered showers, mainly after 5pm. Mostly sunny, with a high near 83. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

Wednesday Night

Scattered showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 1am, then scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 60. Light south wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Light and variable wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 30%.

Thursday Night

A chance of showers before 8pm. Partly cloudy, with a low around 57. East wind around 6 mph. Chance of precipitation is 30%.

Friday

Mostly sunny, with a high near 80.

Friday Night

Partly cloudy, with a low around 62.

Saturday

Mostly sunny, with a high near 81.

Saturday Night

Partly cloudy, with a low around 61.

Sunday

Showers, mainly after 2pm. High near 73. Chance of precipitation is 80%.