Portland Harbor Weather

43°39'N 70°15'W

Home Harbor Resources

Current Conditions
Overcast
29°F
Feels like: 29°F
Wind Chill: 29°F Ceiling: 15000ft
Heat Index: 29°F Visibility: 10mi
Dew Point: 7°F Wind: -
Humidity: 40% Direction: -
Pressure: 30.47" Gusts: -
Reported: 59 minutes 31 seconds ago
Buoys
Thursday, November 15
6:35am / 4:16pm 12:54pm / 11:15pm
Rain/Snow
31°
26°
Day:
Night: Snow this evening will give way to a mixture of rain and snow late. Some mixed winter precipitation possible. Low 26F. E winds at 5 to 10 mph, increasing to 15 to 25 mph. Chance of precip 100%. 1 to 3 inches of snow expected.
Friday, November 16
6:36am / 4:15pm 1:23pm / 12:01am
AM Rain/Snow/Wind
35°
30°
Day: Windy with periods of rain and snow in the morning. Overcast in the afternoon. Some sleet may mix in. Temps nearly steady in the mid 30s. Winds N at 20 to 30 mph. Chance of precip 100%. 1 to 3 inches of snow expected.
Night: Cloudy early, becoming mostly clear after midnight. Low around 30F. Winds WSW at 5 to 10 mph.
Saturday, November 17
6:38am / 4:14pm 1:51pm / 12:16am
Mostly Sunny
45°
26°
More sun than clouds. Highs in the mid 40s and lows in the mid 20s.
Sunday, November 18
6:39am / 4:13pm 2:17pm / 1:17am
Partly Cloudy
37°
29°
Mix of sun and clouds. Highs in the upper 30s and lows in the upper 20s.
Monday, November 19
6:40am / 4:12pm 2:43pm / 2:20am
AM Rain/Snow Showers
40°
16°
Rain and snow showers in the morning. Highs in the low 40s and lows in the mid teens.
Tuesday, November 20
6:41am / 4:11pm 3:10pm / 3:24am
Partly Cloudy
31°
12°
Mix of sun and clouds. Highs in the low 30s and lows in the low teens.
Wednesday, November 21
6:43am / 4:11pm 3:40pm / 4:31am
Sunny
27°
17°
Mainly sunny. Highs in the upper 20s and lows in the upper teens.
Thursday, November 22
6:44am / 4:10pm 4:15pm / 5:40am
Partly Cloudy
33°
23°
Times of sun and clouds. Highs in the low 30s and lows in the low 20s.
Friday, November 23
6:45am / 4:09pm 4:54pm / 6:51am
Partly Cloudy
37°
28°
Partly cloudy. Highs in the upper 30s and lows in the upper 20s.
Saturday, November 24
6:46am / 4:09pm 5:42pm / 8:02am
Rain/Snow Showers
38°
26°
Mix of rain and snow showers. Highs in the upper 30s and lows in the mid 20s.
Wind Forecast
Day ThursdayFridaySaturday
MPH 1 6 15 18 19 19 6 7 8 6 12 12
E
E
E
ENE
NNE
NNW
WNW
WSW
W
WSW
W
W
Radar

Home Harbor Resources

Marine Forecast
...GALE WARNING IN EFFECT FROM 1 AM EST FRIDAY THROUGH FRIDAY
Synopsis: ANZ100-161000- 254 PM EST Thu Nov 15 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A coastal low pressure system will move across Cape Cod later tonight and then northeast rapidly through the Gulf of Maine Friday. High pressure then moves across the waters over the weekend before another low pressure system potentially affects the waters early next week. && $$
Tonight
ESE wind 5 to 8 kt becoming ENE 10 to 15 kt in the evening. Winds could gust as high as 25 kt. Snow, mainly after 11pm. The snow could be heavy at times. Seas 1 ft or less.
Friday
NE wind 15 to 20 kt becoming NNW 20 to 25 kt. Winds could gust as high as 40 kt. Rain, snow, and sleet before noon, then a chance of rain and sleet between noon and 1pm. The rain could be heavy at times. Seas 1 ft or less.
Friday Night
W wind 5 to 8 kt increasing to 7 to 10 kt after midnight. Winds could gust as high as 20 kt. Mostly cloudy. Seas 1 ft or less.
Saturday
W wind around 10 kt. Mostly sunny. Seas 2 to 3 ft.
Saturday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 to 2 ft.
Sunday
Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.
Sunday Night
Variable winds 5 kt or less. Snow likely. Seas around 1 ft.
Monday
NW wind 5 to 10 kt becoming W in the afternoon. A chance of rain and snow showers. Seas around 1 ft.
Monday Night
WNW wind around 10 kt. A chance of snow 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.