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Baltimore, MD - Fort Mchenry Marine Weather Forecast

Station BLTM2 - 8574680 - Baltimore, MD

December 23, 2025 12:30 am EST
Location: 39.267N 76.579W
Wind Direction: SE (130°)
Wind Speed: 1.9 knots
Wind Gust: 2.9 knots
Air Temperature: 38.1°F (3.4°C)
Water Temperature: 40.1°F (4.5°C)


Overnight - 35°F
Dec 23, 2025
5 mph S
Chance Light Snow
A chance of snow between 3am and 5am, then a chance of rain and snow. Cloudy, with a low around 35. South wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Tuesday - 47°F
Dec 23, 2025
5 to 8 mph S
Light Rain Likely then Mostly Cloudy
Rain likely before noon. Mostly cloudy, with a high near 47. South wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Tuesday Night - 39°F
Dec 23, 2025
3 to 9 mph W
Partly Cloudy
Partly cloudy, with a low around 39. West wind 3 to 9 mph.
Wednesday - 50°F
Dec 24, 2025
5 to 15 mph NW
Mostly Sunny
Mostly sunny, with a high near 50. Northwest wind 5 to 15 mph, with gusts as high as 24 mph.
Wednesday Night - 34°F
Dec 24, 2025
2 mph NE
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after 1am. Mostly cloudy, with a low around 34. Northeast wind around 2 mph. Chance of precipitation is 20%.
Christmas Day - 49°F
Dec 25, 2025
2 to 7 mph SW
Chance Light Rain
A chance of rain before 1pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Thursday Night - 31°F
Dec 25, 2025
3 mph N
Mostly Cloudy
Mostly cloudy, with a low around 31.
Friday - 38°F
Dec 26, 2025
3 to 9 mph E
Chance Freezing Rain
A chance of freezing rain and a chance of rain and snow between 7am and 1pm, then sleet and rain and snow. Cloudy, with a high near 38. Chance of precipitation is 90%.
Friday Night - 33°F
Dec 26, 2025
3 to 7 mph E
Sleet then Light Rain
Sleet and rain and snow before 7pm, then rain and a slight chance of sleet. Cloudy, with a low around 33. Chance of precipitation is 90%.
Saturday - 44°F
Dec 27, 2025
6 mph NE
Chance Light Rain
A chance of rain. Cloudy, with a high near 44. Chance of precipitation is 50%.
Saturday Night - 37°F
Dec 27, 2025
1 to 5 mph E
Chance Light Rain
A chance of rain. Cloudy, with a low around 37. Chance of precipitation is 40%.
Sunday - 54°F
Dec 28, 2025
2 to 14 mph SW
Light Rain Likely
Rain likely. Cloudy, with a high near 54. Chance of precipitation is 60%.
Sunday Night - 24°F
Dec 28, 2025
14 to 20 mph W
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Monday - 33°F
Dec 29, 2025
20 to 24 mph W
Slight Chance Light Rain
A slight chance of rain before 1pm. Mostly sunny, with a high near 33.

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