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

Belfast Harbor Maine Tide & Weather - May 31, 2026.  Sunrise: 04:55 - Sunset: 20:11

BatV: 4.156   rssi: -66.0

Weather data provided by OpenWeather

Air Temp

humidity

Dew Point

Winds

Gusts

Barometer

Rain Rate

Rain Today

May 31, 2026 18:15

48° F

85%

44° F

S 4 mph

6 mph

29.83

0.01 in/hr

0.01 in

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 31, 2026 17:30

50.0° F

4.6 ft

10 secs

SE 9.7 kts

13.6 kts

29.84

49.5° F

SE

Belfast Harbor Maine Five Day Weather Forecast

Tonight Monday Monday Night Tuesday Tuesday Night Wednesday Wednesday Night Thursday Thursday Night Friday
Low: 40°F High: 64°F Low: 44°F High: 70°F Low: 46°F High: 72°F Low: 48°F High: 81°F Low: 54°F High: 82°F
E 0 to 5 mph E 0 to 5 mph SW 0 to 5 mph SW 0 to 5 mph NW 0 to 5 mph SE 0 to 5 mph SW 0 to 5 mph SW 0 to 10 mph SW 0 to 5 mph SW 0 to 10 mph
Chance Rain Showers then Areas Of Fog Patchy Fog then Mostly Sunny Mostly Clear Chance Rain Showers Chance Rain Showers then Mostly Cloudy Mostly Sunny Mostly Clear Sunny Mostly Clear Mostly Sunny

Detailed Forecast

Tonight:

A chance of rain showers before 8pm, then areas of fog. Mostly cloudy, with a low around 40. East wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Monday:

Patchy fog before 7am. Mostly sunny, with a high near 64. East wind 0 to 5 mph.

Monday Night:

Mostly clear, with a low around 44. Southwest wind 0 to 5 mph.

Tuesday:

A chance of rain showers after 10am. Mostly sunny, with a high near 70. Southwest wind 0 to 5 mph. Chance of precipitation is 40%.

Tuesday Night:

A chance of rain showers before 8pm. Mostly cloudy, with a low around 46. Northwest wind 0 to 5 mph. Chance of precipitation is 30%.

Wednesday:

Mostly sunny, with a high near 72.

Wednesday Night:

Mostly clear, with a low around 48.

Thursday:

Sunny, with a high near 81.

Thursday Night:

Mostly clear, with a low around 54.

Friday:

Mostly sunny, with a high near 82.

Hourly Marine Point Forecast - 12nm SE of Portland Maine - Location: 43.525 -70.14
Time 06:00PM 07:00PM 08:00PM 09:00PM 11:00PM 12:00AM 01:00AM 02:00AM 03:00AM 04:00AM
Temperature 49° F 49° F 48° F 48° F 48° F 48° F 47° F 47° F 46° F 45° F
Wind Speed S 5kt S 5kt SSE 4kt SE 3kt ESE 3kt ESE 3kt E 3kt ENE 3kt ENE 3kt ENE 4kt
Wind Gust 10kt 10kt 8kt 6kt 6kt 6kt 6kt 6kt 6kt 8kt
Wave Ht. 0ft 0ft 0ft 0ft 0ft 0ft 0ft 0ft 0ft 0ft
Weather chance light rain showers chance light rain showers slight chance light rain showers slight chance light rain showers