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

Active Sensor: Ultrasonic

Belfast Tide & Weather - Dec 20, 2025.     Sunrise: 07:10 - Sunset: 16:00

Local Weather

Air Temp

Humidity

Dew Point

Winds

Gusts

Barometer

Rain Rate

Rain Today

34° F

75%

27° F

0.0 kts

↑ 29.48 ↑

--

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 20, 2025 01:00

° F

4.6 ft

10 sec

° F

Belfast Five Day Forecast (from the National Weather Service)

Overnight Saturday Saturday Night Sunday Sunday Night Monday Monday Night Tuesday Tuesday Night Wednesday
Low: 26°F High: 38°F Low: 30°F High: 40°F Low: 19°F High: 25°F Low: 15°F High: 34°F Low: 24°F High: 30°F
W 25 mph W 5 to 25 mph SW 5 to 20 mph W 15 mph NW 15 to 20 mph NW 10 to 20 mph NW 5 to 10 mph SW 5 to 10 mph W 10 to 15 mph NW 15 mph
Partly Cloudy Mostly Sunny Cloudy then Chance Light Snow Chance Light Snow then Mostly Sunny Mostly Clear Sunny Partly Cloudy Light Snow Likely Rain And Snow Likely Slight Chance Light Snow then Partly Sunny

Detailed Forecast

Overnight:

Partly cloudy, with a low around 26. West wind around 25 mph, with gusts as high as 45 mph.

Saturday:

Mostly sunny. High near 38, with temperatures falling to around 32 in the afternoon. West wind 5 to 25 mph, with gusts as high as 40 mph.

Saturday Night:

A chance of rain between 2am and 5am, then a chance of snow. Cloudy. Low around 30, with temperatures rising to around 37 overnight. Southwest wind 5 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

Sunday:

A chance of snow before 7am. Mostly sunny, with a high near 40. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Sunday Night:

Mostly clear, with a low around 19. Northwest wind 15 to 20 mph, with gusts as high as 35 mph.

Monday:

Sunny, with a high near 25.

Monday Night:

Partly cloudy, with a low around 15.

Tuesday:

Snow likely between 7am and 4pm, then rain and snow likely. Mostly cloudy, with a high near 34. Chance of precipitation is 70%.

Tuesday Night:

Rain and snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

Wednesday:

A slight chance of snow before 7am. Partly sunny, with a high near 30.

Hourly Marine Forecast Penobscot Bay - Buoy F01 - 6nm SE Rockland
Time 01:00AM 03:00AM 04:00AM 05:00AM 06:00AM 07:00AM 08:00AM 09:00AM 10:00AM 11:00AM
Temperature 36° F 34° F 32° F 30° F 30° F 29° F 28° F 31° F 31° F 32° F
Wind Speed W 20kt W 20kt W 20kt W 20kt W 19kt WNW 19kt WNW 18kt WNW 17kt WNW 16kt WNW 15kt
Wind Gust 33kt 33kt 33kt 33kt 32kt 32kt 30kt 29kt 28kt 26kt
Wave Ht. 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft
Wave Prd. 11sec 11sec 11sec 11sec 11sec 11sec 11sec 11sec 11sec 11sec
Weather