Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Mostly Cloudy

62°F

17°C

Humidity 90%
Wind Speed Vrbl 3 mph
Barometer 29.81 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 Apr 11:55 pm EDT
Extended Forecast for

Issue MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Southwest wind around 9 mph.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly before 1pm.  High near 59. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Northwest wind 5 to 7 mph becoming west after midnight.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 57. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. North wind 5 to 8 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers.  Partly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Southwest wind around 9 mph.
Sunday
Showers, mainly before 1pm. High near 59. Northwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly clear, with a low around 43. Northwest wind 5 to 7 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 57. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 35. North wind 5 to 8 mph.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 58.
Saturday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Issue MD
 38.31°N 76.87°W (Elev. 3 ft)
10:53 pm EDT Apr 18, 2026
12am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database