Station 44090 - Cape Cod Bay, MA (221)
December 17, 2025 12:30 am ESTLocation: 41.84N 70.329W
Significant Wave Height: 1.3 ft
Dominant Wave Period: 3 sec
Average Period: 2.2 sec
Mean Wave Direction: WSW (257°)
Air Temperature: 38.5°F (3.6°C)
Water Temperature: 44.1°F (6.7°C)
Overnight - 29°F
Dec 17, 2025
14 mph SW
Mostly Clear
Mostly clear, with a low around 29. Southwest wind around 14 mph, with gusts as high as 30 mph.
Wednesday - 46°F
Dec 17, 2025
14 to 18 mph SW
Mostly Sunny
Mostly sunny, with a high near 46. Southwest wind 14 to 18 mph, with gusts as high as 37 mph.
Wednesday Night - 31°F
Dec 17, 2025
3 to 13 mph W
Mostly Clear
Mostly clear, with a low around 31. West wind 3 to 13 mph, with gusts as high as 28 mph.
Thursday - 51°F
Dec 18, 2025
2 to 12 mph S
Sunny
Sunny, with a high near 51. South wind 2 to 12 mph.
Thursday Night - 41°F
Dec 18, 2025
10 to 21 mph S
Light Rain Likely
Rain likely after 11pm. Mostly cloudy, with a low around 41. South wind 10 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Friday - 55°F
Dec 19, 2025
18 to 26 mph SW
Rain
Rain. Cloudy, with a high near 55. Southwest wind 18 to 26 mph, with gusts as high as 52 mph. Chance of precipitation is 100%.
Friday Night - 27°F
Dec 19, 2025
21 mph W
Chance Light Rain then Partly Cloudy
A chance of rain before 10pm. Partly cloudy, with a low around 27. West wind around 21 mph, with gusts as high as 37 mph.
Saturday - 43°F
Dec 20, 2025
9 to 16 mph W
Mostly Sunny
Mostly sunny, with a high near 43. West wind 9 to 16 mph, with gusts as high as 28 mph.
Saturday Night - 33°F
Dec 20, 2025
9 to 15 mph SW
Mostly Cloudy
Mostly cloudy, with a low around 33. Southwest wind 9 to 15 mph, with gusts as high as 26 mph.
Sunday - 47°F
Dec 21, 2025
15 mph SW
Slight Chance Light Rain
A slight chance of rain. Partly sunny, with a high near 47. Southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night - 26°F
Dec 21, 2025
13 mph W
Slight Chance Light Rain then Partly Cloudy
A slight chance of rain before 8pm. Partly cloudy, with a low around 26. West wind around 13 mph.
Monday - 36°F
Dec 22, 2025
12 mph NW
Sunny
Sunny, with a high near 36. Northwest wind around 12 mph.
Monday Night - 22°F
Dec 22, 2025
9 mph NW
Partly Cloudy
Partly cloudy, with a low around 22. Northwest wind around 9 mph.
Tuesday - 41°F
Dec 23, 2025
7 to 13 mph W
Chance Light Snow
A chance of snow between 7am and 1pm, then a chance of rain and snow. Partly sunny, with a high near 41. West wind 7 to 13 mph.