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

Belfast Harbor Maine Tide & Weather - May 20, 2026.  Sunrise: 05:15 - Sunset: 19:50

BatV: 4.142   rssi: -67.0

Weather data provided by OpenWeather

Air Temp

humidity

Dew Point

Winds

Gusts

Barometer

Rain Rate

Rain Today

May 20, 2026 19:10

79° F

39%

51° F

NW 15 mph

29 mph

29.77

NDBC - Station 44007 (LLNR75) - (43.525N 70.140W) - 12NM Southeast of Portland

Offshore Conditions

Air Temp

Wave Hgt

Wave Per

Winds

Gusts

Barometer

Water Temp

Wave Dir

May 20, 2026 18:30

64.8° F

2.6 ft

7 secs

W 13.6 kts

15.6 kts

29.78

51.1° F

SE

Belfast Harbor Maine Five Day Weather Forecast

Tonight Thursday Thursday Night Friday Friday Night Saturday Saturday Night Sunday Sunday Night Memorial Day
Low: 47°F High: 63°F Low: 38°F High: 67°F Low: 44°F High: 67°F Low: 44°F High: 57°F Low: 43°F High: 62°F
NW 10 to 15 mph NW 5 to 10 mph NW 0 to 5 mph NW 0 to 5 mph NW 0 to 5 mph NW 0 to 5 mph S 0 to 5 mph SE 0 to 10 mph SE 0 to 5 mph SE 0 to 5 mph
Mostly Cloudy Mostly Sunny Mostly Clear Sunny Partly Cloudy Partly Sunny Mostly Cloudy Chance Rain Showers Rain Showers Likely Chance Rain Showers

Detailed Forecast

Tonight:

Mostly cloudy, with a low around 47. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Thursday:

Mostly sunny, with a high near 63. Northwest wind 5 to 10 mph.

Thursday Night:

Mostly clear, with a low around 38. Northwest wind 0 to 5 mph.

Friday:

Sunny, with a high near 67. Northwest wind 0 to 5 mph.

Friday Night:

Partly cloudy, with a low around 44. Northwest wind 0 to 5 mph.

Saturday:

Partly sunny, with a high near 67.

Saturday Night:

Mostly cloudy, with a low around 44.

Sunday:

A chance of rain showers after 7am. Partly sunny, with a high near 57. Chance of precipitation is 30%.

Sunday Night:

Rain showers likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

Memorial Day:

A chance of rain showers. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.

Hourly Marine Point Forecast - 12nm SE of Portland Maine - Location: 43.525 -70.14
Time 07:00PM 08:00PM 09:00PM 10:00PM 11:00PM 12:00AM 01:00AM 02:00AM 03:00AM 04:00AM
Temperature 66° F 65° F 63° F 62° F 60° F 58° F 56° F 55° F 53° F 52° F
Wind Speed WNW 11kt WNW 10kt NW 10kt NW 9kt NW 9kt NNW 9kt NNW 8kt NNW 8kt NNW 8kt NNW 8kt
Wind Gust 20kt 19kt 19kt 19kt 17kt 15kt 15kt 15kt 15kt 15kt
Wave Ht. 0ft 0ft 0ft 0ft 0ft 0ft 0ft 0ft 0ft 0ft
Weather