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Charlestown, MA - Charles River Entrance Marine Weather Forecast

Station BHBM3 - 8443970 - Boston, MA

October 2, 2026 6:00 am EDT
Location: 42.355N 71.05W
Atmospheric Pressure: 29.85 in (1010.7 mb)
Pressure Tendency: -0.03 in (-1.1 mb)
Air Temperature: 70.2°F (21.2°C)


Today - 81°F
Oct 02, 2026
10 mph SW
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 5pm. Mostly sunny, with a high near 81. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tonight - 55°F
Oct 02, 2026
5 to 8 mph NW
Chance Rain Showers
A chance of rain showers before 1am. Mostly cloudy, with a low around 55. Northwest wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 67°F
Oct 03, 2026
7 mph NE
Sunny
Sunny, with a high near 67. Northeast wind around 7 mph.
Saturday Night - 48°F
Oct 03, 2026
1 to 5 mph E
Mostly Clear
Mostly clear, with a low around 48. East wind 1 to 5 mph.
Sunday - 63°F
Oct 04, 2026
3 to 7 mph E
Mostly Sunny
Mostly sunny, with a high near 63. East wind 3 to 7 mph.
Sunday Night - 50°F
Oct 04, 2026
1 to 5 mph N
Slight Chance Rain Showers
A slight chance of rain showers between 9pm and 2am. Mostly cloudy, with a low around 50. North wind 1 to 5 mph. Chance of precipitation is 20%.
Monday - 67°F
Oct 05, 2026
1 to 12 mph W
Mostly Sunny
Mostly sunny, with a high near 67. West wind 1 to 12 mph, with gusts as high as 22 mph.
Monday Night - 42°F
Oct 05, 2026
7 to 12 mph W
Mostly Clear
Mostly clear, with a low around 42. West wind 7 to 12 mph, with gusts as high as 22 mph.
Tuesday - 57°F
Oct 06, 2026
9 mph NW
Sunny
Sunny, with a high near 57. Northwest wind around 9 mph.
Tuesday Night - 38°F
Oct 06, 2026
2 to 6 mph NW
Clear
Clear, with a low around 38. Northwest wind 2 to 6 mph.
Wednesday - 59°F
Oct 07, 2026
2 to 6 mph W
Sunny
Sunny, with a high near 59. West wind 2 to 6 mph.
Wednesday Night - 45°F
Oct 07, 2026
6 mph SW
Mostly Clear
Mostly clear, with a low around 45. Southwest wind around 6 mph.
Thursday - 66°F
Oct 08, 2026
5 to 8 mph SW
Sunny
Sunny, with a high near 66. Southwest wind 5 to 8 mph.
Thursday Night - 50°F
Oct 08, 2026
7 mph SW
Partly Cloudy
Partly cloudy, with a low around 50. Southwest wind around 7 mph.

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