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

Active Sensor: Ultrasonic

Belfast Tide & Weather - Dec 09, 2025.     Sunrise: 07:02 - Sunset: 15:58

Local Weather

Air Temp

Humidity

Dew Point

Winds

Gusts

Barometer

Rain Rate

Rain Today

24° F

44%

5° F

0.0 kts

↓ 30.13 ↓

--

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 09, 2025 11:30

18.5° F

WNW 5.8 kts

9.7 kts

° F

Belfast Five Day Forecast (from the National Weather Service)

Today Tonight Wednesday Wednesday Night Thursday Thursday Night Friday Friday Night Saturday Saturday Night
High: 26°F Low: 19°F High: 43°F Low: 31°F High: 35°F Low: 17°F High: 26°F Low: 17°F High: 31°F Low: 21°F
W 5 mph SW 5 to 10 mph SW 5 to 15 mph SW 10 to 15 mph W 10 to 15 mph W 15 mph W 15 to 20 mph W 10 to 15 mph W 5 to 10 mph W 10 mph
Sunny Mostly Cloudy then Heavy Snow Likely Rain And Snow Likely Rain Isolated Snow Showers Isolated Snow Showers then Partly Cloudy Mostly Sunny Mostly Clear Isolated Snow Showers Isolated Snow Showers

Detailed Forecast

Today:

Sunny, with a high near 26. Wind chill values as low as -7. West wind around 5 mph.

Tonight:

Snow likely after midnight. Mostly cloudy. Low around 19, with temperatures rising to around 27 overnight. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Wednesday:

A chance of snow between 7am and 11am, then a chance of rain between 11am and noon, then rain and snow likely between noon and 2pm, then rain and snow. Mostly cloudy, with a high near 43. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Wednesday Night:

Rain before 1am, then scattered rain showers between 1am and 4am. Cloudy, with a low around 31. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than half an inch possible.

Thursday:

Isolated rain showers between 7am and 10am, then isolated snow showers. Partly sunny, with a high near 35. West wind 10 to 15 mph, with gusts as high as 30 mph. New snow accumulation of less than half an inch possible.

Thursday Night:

Isolated snow showers before 7pm. Partly cloudy, with a low around 17.

Friday:

Mostly sunny, with a high near 26.

Friday Night:

Mostly clear, with a low around 17.

Saturday:

Isolated snow showers after 9am. Partly sunny, with a high near 31.

Saturday Night:

Isolated snow showers. Mostly cloudy, with a low around 21.

Hourly Marine Forecast Penobscot Bay - Buoy F01 - 6nm SE Rockland
Time 12:00PM 01:00PM 02:00PM 03:00PM 04:00PM 05:00PM 06:00PM 07:00PM 08:00PM 09:00PM
Temperature 23° F 25° F 26° F 31° F 28° F 28° F 28° F 29° F 28° F 31° F
Wind Speed W 6kt W 6kt WSW 6kt SW 6kt SW 6kt SW 7kt SW 8kt SSW 8kt SSW 9kt SSW 11kt
Wind Gust 12kt 12kt 12kt 12kt 12kt 14kt 15kt 15kt 17kt 19kt
Wave Ht. 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft 0.0ft
Wave Prd. 6sec 6sec 6sec 6sec 6sec 5sec 3sec 3sec 3sec 4sec
Weather