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Mattituck Inlet, NY Marine Weather Forecast

Overnight - 35°F
Dec 18, 2025
2 to 7 mph W
Mostly Clear
Mostly clear, with a low around 35. West wind 2 to 7 mph.
Thursday - 51°F
Dec 18, 2025
2 to 10 mph SE
Sunny
Sunny. High near 51, with temperatures falling to around 46 in the afternoon. Southeast wind 2 to 10 mph.
Thursday Night - 46°F
Dec 18, 2025
12 to 33 mph S
Rain Showers
Rain showers after 9pm. Mostly cloudy. Low around 46, with temperatures rising to around 55 overnight. South wind 12 to 33 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday - 55°F
Dec 19, 2025
28 to 39 mph SW
Showers And Thunderstorms
Rain showers before 10am, then showers and thunderstorms. Mostly cloudy. High near 55, with temperatures falling to around 46 in the afternoon. Southwest wind 28 to 39 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night - 32°F
Dec 19, 2025
25 to 38 mph W
Chance Rain Showers then Partly Cloudy
A chance of rain showers before 7pm. Partly cloudy, with a low around 32. West wind 25 to 38 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 44°F
Dec 20, 2025
13 to 23 mph W
Mostly Sunny
Mostly sunny. High near 44, with temperatures falling to around 42 in the afternoon.
Saturday Night - 38°F
Dec 20, 2025
14 to 23 mph SW
Mostly Cloudy
Mostly cloudy, with a low around 38.
Sunday - 46°F
Dec 21, 2025
20 to 26 mph W
Mostly Sunny
Mostly sunny, with a high near 46.
Sunday Night - 27°F
Dec 21, 2025
29 mph NW
Partly Cloudy
Partly cloudy, with a low around 27.
Monday - 35°F
Dec 22, 2025
16 to 25 mph NW
Sunny
Sunny, with a high near 35.
Monday Night - 29°F
Dec 22, 2025
8 to 15 mph NW
Partly Cloudy
Partly cloudy, with a low around 29.
Tuesday - 41°F
Dec 23, 2025
9 to 17 mph SW
Chance Rain And Snow
A chance of rain and snow between 7am and 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
Tuesday Night - 36°F
Dec 23, 2025
17 mph W
Chance Rain And Snow
A chance of rain and snow before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Wednesday - 42°F
Dec 24, 2025
13 to 16 mph NW
Mostly Sunny
Mostly sunny, with a high near 42.

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