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Plymouth, MA Marine Weather Forecast

Station 44090 - Cape Cod Bay, MA (221)

July 3, 2026 12:30 pm EDT
Location: 41.84N 70.329W
Significant Wave Height: 0.7 ft
Average Period: 2.2 sec
Water Temperature: 76.8°F (24.9°C)


This Afternoon - 86°F
Jul 03, 2026
9 to 15 mph SW
Sunny
Sunny, with a high near 86. Southwest wind 9 to 15 mph.
Tonight - 75°F
Jul 03, 2026
7 to 14 mph W
Partly Cloudy then Scattered Showers And Thunderstorms
Scattered showers and thunderstorms after 1am. Partly cloudy, with a low around 75. West wind 7 to 14 mph. Chance of precipitation is 40%.
Independence Day - 84°F
Jul 04, 2026
9 mph W
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms after 8am. Mostly sunny, with a high near 84. West wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Saturday Night - 72°F
Jul 04, 2026
8 mph NW
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms before 11pm, then scattered showers and thunderstorms between 11pm and midnight, then isolated showers and thunderstorms between midnight and 2am. Partly cloudy, with a low around 72. Northwest wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Sunday - 78°F
Jul 05, 2026
7 mph E
Mostly Sunny
Mostly sunny, with a high near 78. East wind around 7 mph.
Sunday Night - 69°F
Jul 05, 2026
3 to 7 mph SE
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 2am. Mostly cloudy, with a low around 69. Southeast wind 3 to 7 mph. Chance of precipitation is 20%.
Monday - 74°F
Jul 06, 2026
3 to 9 mph SE
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 74. Southeast wind 3 to 9 mph. Chance of precipitation is 40%.
Monday Night - 67°F
Jul 06, 2026
10 mph SE
Chance Showers And Thunderstorms
A chance of rain showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms between 2am and 4am, then showers and thunderstorms likely. Mostly cloudy, with a low around 67. Southeast wind around 10 mph. Chance of precipitation is 60%.
Tuesday - 74°F
Jul 07, 2026
10 to 14 mph E
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 74. East wind 10 to 14 mph. Chance of precipitation is 60%.
Tuesday Night - 67°F
Jul 07, 2026
9 to 13 mph NE
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 67. Northeast wind 9 to 13 mph. Chance of precipitation is 30%.
Wednesday - 75°F
Jul 08, 2026
10 mph NE
Chance Rain Showers
A chance of rain showers before 2pm. Mostly sunny, with a high near 75. Northeast wind around 10 mph. Chance of precipitation is 30%.
Wednesday Night - 69°F
Jul 08, 2026
5 to 8 mph SW
Partly Cloudy
Partly cloudy, with a low around 69. Southwest wind 5 to 8 mph.
Thursday - 78°F
Jul 09, 2026
5 to 10 mph SW
Mostly Sunny
Mostly sunny, with a high near 78. Southwest wind 5 to 10 mph.
Thursday Night - 71°F
Jul 09, 2026
7 to 10 mph SW
Partly Cloudy
Partly cloudy, with a low around 71. Southwest wind 7 to 10 mph.

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