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Lynn, MA - Lynn Harbor Marine Weather Forecast

Station BHBM3 - 8443970 - Boston, MA

August 18, 2026 6:30 am EDT
Location: 42.355N 71.05W
Atmospheric Pressure: 29.83 in (1010.1 mb)
Air Temperature: 66.9°F (19.4°C)


Today - 78°F
Aug 18, 2026
5 to 9 mph NE
Patchy Fog then Slight Chance Rain Showers
Patchy fog before 10am, then a slight chance of rain showers. Mostly cloudy, with a high near 78. Northeast wind 5 to 9 mph. Chance of precipitation is 20%.
Tonight - 64°F
Aug 18, 2026
3 to 8 mph S
Slight Chance Rain Showers then Patchy Fog
A slight chance of rain showers before 7pm, then patchy fog. Mostly cloudy, with a low around 64. South wind 3 to 8 mph. Chance of precipitation is 20%.
Wednesday - 83°F
Aug 19, 2026
5 to 10 mph SW
Patchy Fog then Partly Sunny
Patchy fog before 8am. Partly sunny, with a high near 83. Southwest wind 5 to 10 mph.
Wednesday Night - 66°F
Aug 19, 2026
3 to 8 mph SW
Mostly Clear
Mostly clear, with a low around 66. Southwest wind 3 to 8 mph.
Thursday - 83°F
Aug 20, 2026
6 mph W
Mostly Sunny then Chance Showers And Thunderstorms
A chance of rain showers between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83. West wind around 6 mph. Chance of precipitation is 40%.
Thursday Night - 61°F
Aug 20, 2026
5 mph W
Chance Showers And Thunderstorms then Mostly Cloudy
A chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 61. West wind around 5 mph. Chance of precipitation is 40%.
Friday - 79°F
Aug 21, 2026
6 mph NE
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 79. Northeast wind around 6 mph.
Friday Night - 61°F
Aug 21, 2026
1 to 5 mph E
Slight Chance Rain Showers
A slight chance of rain showers. Partly cloudy, with a low around 61. East wind 1 to 5 mph.
Saturday - 79°F
Aug 22, 2026
3 to 7 mph NE
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 79. Northeast wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday Night - 62°F
Aug 22, 2026
2 to 6 mph NE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 62. Northeast wind 2 to 6 mph. Chance of precipitation is 60%.
Sunday - 79°F
Aug 23, 2026
3 to 7 mph NE
Rain Showers Likely
Rain showers likely before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 79. Northeast wind 3 to 7 mph. Chance of precipitation is 60%.
Sunday Night - 61°F
Aug 23, 2026
6 mph S
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 6 mph. Chance of precipitation is 50%.
Monday - 80°F
Aug 24, 2026
5 to 9 mph SW
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. Southwest wind 5 to 9 mph.
Monday Night - 59°F
Aug 24, 2026
3 to 7 mph W
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 59. West wind 3 to 7 mph.

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