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Fort Mchenry Marsh, MD Marine Weather Forecast

Station BLTM2 - 8574680 - Baltimore, MD

December 21, 2025 6:48 am EST
Location: 39.267N 76.579W
Wind Direction: WSW (240°)
Wind Speed: 2.9 knots
Wind Gust: 6.0 knots


Today - 48°F
Dec 21, 2025
7 to 16 mph W
Mostly Sunny
Mostly sunny. High near 48, with temperatures falling to around 40 in the afternoon. West wind 7 to 16 mph, with gusts as high as 26 mph.
Tonight - 24°F
Dec 21, 2025
2 to 12 mph NW
Mostly Clear
Mostly clear, with a low around 24. Northwest wind 2 to 12 mph, with gusts as high as 23 mph.
Monday - 42°F
Dec 22, 2025
1 to 6 mph W
Sunny
Sunny, with a high near 42. West wind 1 to 6 mph.
Monday Night - 33°F
Dec 22, 2025
2 to 7 mph S
Cloudy then Chance Rain And Snow
A chance of rain and snow after 1am. Cloudy, with a low around 33. South wind 2 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Tuesday - 50°F
Dec 23, 2025
8 mph SW
Chance Light Rain
A chance of rain before 1pm. Cloudy, with a high near 50. Southwest wind around 8 mph. Chance of precipitation is 50%.
Tuesday Night - 38°F
Dec 23, 2025
5 to 8 mph W
Partly Cloudy
Partly cloudy, with a low around 38.
Wednesday - 48°F
Dec 24, 2025
3 to 9 mph NW
Mostly Sunny
Mostly sunny, with a high near 48.
Wednesday Night - 35°F
Dec 24, 2025
3 mph E
Mostly Cloudy then Chance Light Rain
A chance of rain after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Christmas Day - 49°F
Dec 25, 2025
3 to 7 mph S
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
Thursday Night - 40°F
Dec 25, 2025
3 mph S
Chance Light Rain
A chance of rain. Cloudy, with a low around 40. Chance of precipitation is 40%.
Friday - 56°F
Dec 26, 2025
3 to 10 mph W
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 56. Chance of precipitation is 40%.
Friday Night - 35°F
Dec 26, 2025
5 to 8 mph NW
Chance Light Rain then Partly Cloudy
A chance of rain before 7pm. Partly cloudy, with a low around 35. Chance of precipitation is 30%.
Saturday - 46°F
Dec 27, 2025
3 to 7 mph NE
Partly Sunny
Partly sunny, with a high near 46.
Saturday Night - 33°F
Dec 27, 2025
5 mph S
Chance Light Rain
A chance of rain after 7pm. Mostly cloudy, with a low around 33.

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