ctx.globalCompositeOperation = "source-over"; ctx.lineWidth = 2; Content-type:text/html Belfast Tides

Active Sensor: Ultrasonic

Belfast Tide & Weather - Dec 11, 2025.     Sunrise: 07:03 - Sunset: 15:58

Local Weather

Air Temp

Humidity

Dew Point

Winds

Gusts

Barometer

Rain Rate

Rain Today

17° F

63%

7° F

N 6.4 kts

16.5 kts

↑ 29.48 ↑

0.0 in/hr

0.0 in

NDBC Marine Observation- Penobscot Bay - 6nm Southeast Rockland - Location: 44.055N 68.996W

Observation Time

Air Temp

Wave Hgt

Wave Per

Winds

Gusts

Barometer

Water Temp

Visibility

Dec 11, 2025 20:30

25.3° F

WNW 19.4 kts

25.3 kts

° F

Belfast Five Day Forecast (from the National Weather Service)

Tonight Friday Friday Night Saturday Saturday Night Sunday Sunday Night Monday Monday Night Tuesday
Low: 16°F High: 26°F Low: 19°F High: 32°F Low: 21°F High: 27°F Low: 15°F High: 22°F Low: 13°F High: 28°F
W 15 to 25 mph W 20 to 25 mph W 5 to 20 mph W 5 mph W 5 mph NW 5 to 15 mph NW 15 to 20 mph NW 15 to 20 mph W 5 to 15 mph W 5 to 10 mph
Mostly Cloudy Mostly Sunny Mostly Clear Mostly Sunny then Isolated Snow Showers Isolated Snow Showers Chance Light Snow Scattered Snow Showers Mostly Sunny Mostly Cloudy then Isolated Snow Showers Isolated Snow Showers then Partly Sunny

Detailed Forecast

Tonight:

Mostly cloudy, with a low around 16. Wind chill values as low as -3. West wind 15 to 25 mph, with gusts as high as 45 mph.

Friday:

Mostly sunny, with a high near 26. Wind chill values as low as -1. West wind 20 to 25 mph, with gusts as high as 40 mph.

Friday Night:

Mostly clear, with a low around 19. West wind 5 to 20 mph, with gusts as high as 35 mph.

Saturday:

Isolated snow showers after 3pm. Mostly sunny, with a high near 32. West wind around 5 mph.

Saturday Night:

Isolated snow showers. Mostly cloudy, with a low around 21. West wind around 5 mph.

Sunday:

A chance of snow. Mostly cloudy, with a high near 27. Chance of precipitation is 40%. New snow accumulation of around one inch possible.

Sunday Night:

Scattered snow showers before 2am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.

Monday:

Mostly sunny, with a high near 22.

Monday Night:

Isolated snow showers after 1am. Mostly cloudy, with a low around 13.

Tuesday:

Isolated snow showers before 7am. Partly sunny, with a high near 28.

Hourly Marine Forecast Penobscot Bay - Buoy F01 - 6nm SE Rockland
Time 10:00PM 11:00PM 12:00AM 01:00AM 02:00AM 04:00AM 05:00AM 06:00AM 07:00AM 08:00AM
Temperature 25° F 24° F 24° F 23° F 22° F 22° F 22° F 22° F 23° F 24° F
Wind Speed W 23kt W 23kt W 22kt W 21kt W 22kt W 21kt W 22kt W 21kt W 21kt W 20kt
Wind Gust 34kt 36kt 36kt 35kt 35kt 35kt 35kt 34kt 34kt 33kt
Wave Ht. 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft
Wave Prd. 8sec 9sec 9sec 9sec 9sec 9sec 9sec 9sec 9sec 9sec
Weather