Portland Harbor Weather

43°39'N 70°15'W

Home Harbor Resources

Current Conditions
Overcast
61°F
Feels like: 61°F
Wind Chill: 61°F Ceiling: 9000ft
Heat Index: 61°F Visibility: 10mi
Dew Point: 50°F Wind: 7mph
Humidity: 67% Direction: 160° (SSE)
Pressure: 30.1" Gusts: -
Reported: 1 hour 4 minutes ago
May 22, 2018 2:00 pm EST
Location: 43.656N 70.246W or 0 nautical miles NE of search location of 43.653714N 70.248728W.
Atmospheric Pressure: 30.10 in (1019.3 mb)
Pressure Tendency: -0.06 in (-2.2 mb)
Air Temperature: 53°F (11.8°C)
Water Temperature: 50°F (9.8°C)
May 22, 2018 1:50 pm EST
Location: 43.525N 70.141W or 9 nautical miles SSE of search location of 43.653714N 70.248728W.
Wind Direction: SE (130°)
Wind Speed: 6 knots
Wind Gust: 6 knots
Significant Wave Height: 2 ft
Dominant Wave Period: 8 sec
Average Period: 5.4 sec
Mean Wave Direction: SSE (168°)
Atmospheric Pressure: 30.09 in (1018.9 mb)
Pressure Tendency: -0.07 in (-2.5 mb)
Air Temperature: 51°F (10.6°C)
Dew Point: 49°F (9.5°C)
Water Temperature: 51°F (10.3°C)
May 22, 2018 2:00 pm EST
Location: 43.337N 70.549W or 23 nautical miles SW of search location of 43.653714N 70.248728W.
Wind Speed: 0 knots
Air Temperature: 57°F (14.0°C)
Dew Point: 53°F (11.9°C)
Tuesday, May 22
5:09am / 8:06pm 12:43pm / 1:50am
Rain
63°
52°
Day:
Night: Considerable cloudiness with occasional rain showers. Low 52F. Winds S at 5 to 10 mph. Chance of rain 40%.
Wednesday, May 23
5:08am / 8:07pm 1:52pm / 2:23am
Partly Cloudy
74°
48°
Day: Partly cloudy skies. A stray shower or thunderstorm is possible. High 74F. NNW winds shifting to SW at 10 to 15 mph.
Night: Partly cloudy. Low 48F. Winds ENE at 10 to 15 mph.
Thursday, May 24
5:07am / 8:08pm 2:59pm / 2:53am
Partly Cloudy
61°
51°
Times of sun and clouds. Highs in the low 60s and lows in the low 50s.
Friday, May 25
5:07am / 8:09pm 4:04pm / 3:22am
Mostly Sunny
83°
61°
Plenty of sun. Highs in the low 80s and lows in the low 60s.
Saturday, May 26
5:06am / 8:10pm 5:09pm / 3:50am
Rain
73°
49°
Cloudy with rain. Highs in the low 70s and lows in the upper 40s.
Sunday, May 27
5:05am / 8:11pm 6:12pm / 4:18am
Rain
57°
46°
Rain. Highs in the upper 50s and lows in the mid 40s.
Monday, May 28
5:05am / 8:12pm 7:15pm / 4:49am
AM Showers
57°
50°
A few morning showers. Highs in the upper 50s and lows in the low 50s.
Tuesday, May 29
5:04am / 8:13pm 8:14pm / 5:24am
Cloudy
65°
54°
Mostly cloudy. Highs in the mid 60s and lows in the mid 50s.
Wednesday, May 30
5:03am / 8:14pm 9:11pm / 6:02am
Partly Cloudy
71°
55°
Partly cloudy. Highs in the low 70s and lows in the mid 50s.
Thursday, May 31
5:03am / 8:14pm 10:03pm / 6:44am
Sunny
72°
52°
Sunny. Highs in the low 70s and lows in the low 50s.
Wind Forecast
Day TuesdayWednesdayThursday
MPH 10 8 8 4 3 5 13 9 7 5 5 9
SSW
S
S
S
WNW
ESE
SSW
N
ENE
ENE
ESE
S
Radar

Home Harbor Resources

Marine Forecast
Synopsis: ANZ100-230815- 215 PM EDT Tue May 22 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A warm front will lift into the region this evening bringing rain showers. A cold front will cross the region Wednesday. A warm front will cross the region late Thursday and Thursday night. This front will become nearly stationary on Friday before sagging south of the region over the weekend. $$
Late Afternoon
Variable winds 5 kt or less. Showers likely. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. Showers likely, mainly before 9pm. Seas 1 ft or less.
Wednesday
WNW wind 5 to 10 kt becoming WSW in the afternoon. Patchy fog before 7am. Seas 1 ft or less.
Wednesday Night
N wind 5 to 10 kt becoming ENE after midnight. Mostly cloudy. Seas around 1 ft.
Thursday
NE wind 5 to 10 kt becoming S in the afternoon. Mostly sunny. Seas around 1 ft.
Thursday Night
SW wind around 10 kt. Mostly clear. Seas around 2 ft.
Friday
W wind around 10 kt, with gusts as high as 20 kt. Sunny. Seas around 2 ft.
Friday Night
WSW wind around 10 kt. Partly cloudy. Seas around 2 ft.
Saturday
Variable winds 5 kt or less. A chance of showers. Seas around 1 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.