Portland Harbor Weather

43°39'N 70°15'W

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Current Conditions
Few Clouds
49°F
Feels like: 44°F
Wind Chill: 44°F Ceiling: Unl
Heat Index: 49°F Visibility: 10mi
Dew Point: 22°F Wind: 14mph
Humidity: 35% Direction: 280° (W)
Pressure: 30.1" Gusts: 21mph
Reported: 31 minutes 17 seconds ago
October 22, 2018 2:48 pm EST
Location: 43.656N 70.246W or 0 nautical miles NE of search location of 43.653714N 70.248728W.
Atmospheric Pressure: 30.09 in (1019.0 mb)
October 22, 2018 2:50 pm EST
Location: 43.525N 70.141W or 9 nautical miles SSE of search location of 43.653714N 70.248728W.
Wind Direction: WNW (300°)
Wind Speed: 16 knots
Wind Gust: 19 knots
Significant Wave Height: 2 ft
Dominant Wave Period: 11 sec
Average Period: 4.0 sec
Mean Wave Direction: ESE (118°)
Atmospheric Pressure: 30.09 in (1019.1 mb)
Pressure Tendency: -0.01 in (-0.4 mb)
Air Temperature: 47°F (8.5°C)
Dew Point: 24°F (-4.5°C)
Water Temperature: 54°F (12.0°C)
October 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 Direction: W (270°)
Wind Speed: 6 knots
Air Temperature: 49°F (9.7°C)
Dew Point: 22°F (-5.7°C)
Monday, October 22
7:04am / 5:46pm 5:16pm / 4:33am
Partly Cloudy
48°
35°
Day:
Night: Some clouds. Low around 35F. SW winds at 10 to 20 mph, decreasing to less than 5 mph.
Tuesday, October 23
7:05am / 5:45pm 5:43pm / 5:37am
PM Showers
52°
39°
Day: Cloudy with occasional showers for the afternoon. High 52F. Winds SE at 5 to 10 mph. Chance of rain 60%.
Night: Rain early...then remaining cloudy with showers late. Thunder possible. Low 39F. Winds NNE at 10 to 15 mph. Chance of rain 80%.
Wednesday, October 24
7:06am / 5:43pm 6:11pm / 6:42am
Partly Cloudy
49°
34°
Partly cloudy. Highs in the upper 40s and lows in the mid 30s.
Thursday, October 25
7:08am / 5:42pm 6:43pm / 7:50am
Mostly Sunny
46°
27°
Plenty of sun. Highs in the mid 40s and lows in the upper 20s.
Friday, October 26
7:09am / 5:40pm 7:19pm / 8:59am
Sunny
45°
32°
Sunny. Highs in the mid 40s and lows in the low 30s.
Saturday, October 27
7:10am / 5:39pm 8:01pm / 10:08am
PM Showers
44°
37°
Chance of afternoon showers. Highs in the mid 40s and lows in the upper 30s.
Sunday, October 28
7:11am / 5:37pm 8:50pm / 11:15am
PM Showers
47°
37°
Afternoon showers. Highs in the upper 40s and lows in the upper 30s.
Monday, October 29
7:13am / 5:36pm 9:48pm / 12:17pm
Showers
49°
38°
Showers possible. Highs in the upper 40s and lows in the upper 30s.
Tuesday, October 30
7:14am / 5:34pm 10:51pm / 1:14pm
Partly Cloudy
49°
35°
Partly cloudy. Highs in the upper 40s and lows in the mid 30s.
Wednesday, October 31
7:15am / 5:33pm 11:59pm / 2:02pm
Partly Cloudy
49°
35°
Times of sun and clouds. Highs in the upper 40s and lows in the mid 30s.
Wind Forecast
Day MondayTuesdayWednesday
MPH 10 2 3 2 2 6 8 7 9 8 9 13
W
SSW
SW
SW
S
SSE
E
NE
N
NNW
NNW
NNW
Radar

Home Harbor Resources

Marine Forecast
Synopsis: ANZ100-230900- 257 PM EDT Mon Oct 22 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Low pressure will approach from the west tonight, then intensify as it moves into the Gulf of Maine Tuesday night and into the maritimes Wednesday and Thursday. Low pressure will move up the East coast Friday and Saturday. && $$
Tonight
Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.
Tuesday
SW wind 5 to 10 kt becoming E in the afternoon. Rain likely, mainly after 2pm. Seas 1 ft or less.
Tuesday Night
NE wind around 10 kt becoming NNW after midnight. Winds could gust as high as 20 kt. Rain likely, mainly before 2am. Seas 1 ft or less.
Wednesday
NW wind around 10 kt. A chance of showers before 8am. Seas around 1 ft.
Wednesday Night
NW wind around 10 kt. Mostly cloudy. Seas 1 to 2 ft.
Thursday
NW wind 10 to 15 kt, with gusts as high as 20 kt. Mostly sunny. Seas around 1 ft.
Thursday Night
NW wind around 10 kt. Mostly clear. Seas around 1 ft.
Friday
WNW wind around 10 kt. Sunny. Seas around 1 ft.
Friday Night
Variable winds 5 kt or less. Mostly clear. 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.