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

3 Miles NNE Port Republic MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. South wind 7 to 9 mph.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly before 1pm.  High near 59. Northwest wind 11 to 16 mph, with gusts as high as 28 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 cloudy, then gradually becoming clear, with a low around 44. Northwest wind around 6 mph.

    Low: 44 °F

    Decreasing
    Clouds

  • Monday

    Monday: Isolated showers after 2pm.  Mostly sunny, with a high near 58. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 58 °F

    Mostly Sunny
    then Isolated
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. North wind around 8 mph.

    Low: 37 °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 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. South wind 7 to 9 mph.
Sunday
Showers, mainly before 1pm. High near 59. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 44. Northwest wind around 6 mph.
Monday
Isolated showers after 2pm. Mostly sunny, with a high near 58. Northwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 37. North wind around 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 51.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 57.
Saturday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Port Republic MD
 38.52°N 76.54°W (Elev. 98 ft)
10:53 pm EDT Apr 18, 2026
12am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database