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Thomaston, ME Marine Weather Forecast

Station 44033 - Buoy F01 - Penobscot Bay

May 17, 2026 12:00 am EDT
Location: 44.055N 68.996W
Water Temperature: 45.9°F (7.7°C)


Overnight - 51°F
May 17, 2026
10 to 15 mph SW
Chance Rain Showers
A chance of rain showers before 5am. Mostly cloudy, with a low around 51. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Sunday - 68°F
May 17, 2026
10 to 15 mph W
Sunny
Sunny, with a high near 68. West wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts less than a tenth of an inch possible.
Sunday Night - 47°F
May 17, 2026
5 to 10 mph NW
Partly Cloudy
Partly cloudy, with a low around 47. Northwest wind 5 to 10 mph.
Monday - 57°F
May 18, 2026
0 to 10 mph SE
Mostly Sunny
Mostly sunny, with a high near 57. Southeast wind 0 to 10 mph.
Monday Night - 48°F
May 18, 2026
5 to 10 mph S
Partly Cloudy
Partly cloudy, with a low around 48. South wind 5 to 10 mph.
Tuesday - 63°F
May 19, 2026
10 to 15 mph SW
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 4pm. Mostly sunny, with a high near 63.
Tuesday Night - 53°F
May 19, 2026
10 mph SW
Slight Chance Rain Showers then Partly Cloudy
A slight chance of rain showers before 10pm. Partly cloudy, with a low around 53.
Wednesday - 68°F
May 20, 2026
10 to 15 mph SW
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 1pm and 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 68. Chance of precipitation is 40%.
Wednesday Night - 49°F
May 20, 2026
10 to 15 mph W
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Thursday - 61°F
May 21, 2026
10 mph NW
Slight Chance Rain Showers then Mostly Sunny
A slight chance of rain showers before 8am. Mostly sunny, with a high near 61.
Thursday Night - 45°F
May 21, 2026
5 to 10 mph NW
Partly Cloudy
Partly cloudy, with a low around 45.
Friday - 57°F
May 22, 2026
5 to 10 mph NW
Mostly Sunny
Mostly sunny, with a high near 57.
Friday Night - 45°F
May 22, 2026
0 to 10 mph W
Partly Cloudy
Partly cloudy, with a low around 45.
Saturday - 56°F
May 23, 2026
0 to 10 mph NE
Mostly Sunny
Mostly sunny, with a high near 56.

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