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

Active Sensor: Ultrasonic

Belfast Tide & Weather - Sep 15, 2025.     Sunrise: 06:16 - Sunset: 18:49

Local Weather

Air Temp

Humidity

Dew Point

Winds

Gusts

Barometer

Rain Rate

Rain Today

66° F

81%

60° F

SE 4.3 kts

4.3 kts

30.30

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

Sep 15, 2025 17:00

61.7° F

SW 7.8 kts

9.7 kts

° F

Belfast Five Day Forecast (from the National Weather Service)

This Afternoon Tonight Tuesday Tuesday Night Wednesday Wednesday Night Thursday Thursday Night Friday Friday Night
High: 71°F Low: 51°F High: 70°F Low: 53°F High: 67°F Low: 55°F High: 69°F Low: 57°F High: 66°F Low: 45°F
S 5 mph W 0 to 5 mph SW 0 to 5 mph SW 0 to 5 mph S 0 to 10 mph S 0 to 10 mph S 0 to 10 mph SW 5 to 10 mph NW 5 to 15 mph NW 10 to 15 mph
Sunny Clear Sunny Mostly Clear then Patchy Fog Patchy Fog then Partly Sunny Mostly Cloudy Mostly Sunny Partly Cloudy Sunny Mostly Clear

Detailed Forecast

This Afternoon:

Sunny, with a high near 71. South wind around 5 mph.

Tonight:

Clear, with a low around 51. West wind 0 to 5 mph.

Tuesday:

Sunny. High near 70, with temperatures falling to around 64 in the afternoon. Southwest wind 0 to 5 mph.

Tuesday Night:

Patchy fog after 5am. Mostly clear, with a low around 53. Southwest wind 0 to 5 mph.

Wednesday:

Patchy fog before 9am. Partly sunny, with a high near 67. South wind 0 to 10 mph.

Wednesday Night:

Mostly cloudy, with a low around 55.

Thursday:

Mostly sunny, with a high near 69.

Thursday Night:

Partly cloudy, with a low around 57.

Friday:

Sunny, with a high near 66.

Friday Night:

Mostly clear, with a low around 45.

Hourly Marine Forecast Penobscot Bay - Buoy F01 - 6nm SE Rockland
Time 06:00PM 07:00PM 08:00PM 09:00PM 10:00PM 11:00PM 12:00AM 01:00AM 02:00AM 03:00AM
Temperature 61° F 60° F 59° F 57° F 57° F 57° F 56° F 56° F 56° F 55° F
Wind Speed SSW 5kt SW 4kt SW 4kt WSW 3kt W 3kt W 3kt W 3kt W 3kt WNW 3kt NW 3kt
Wind Gust 10kt 8kt 8kt 6kt 6kt 6kt 6kt 6kt 6kt 6kt
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 8sec 8sec 8sec 8sec 8sec 8sec 8sec 8sec 8sec
Weather