Portland Harbor Weather

43°39'N 70°15'W

Home Harbor Resources

Current Conditions
Overcast
56°F
Feels like: 56°F
Wind Chill: 56°F Ceiling: 200ft
Heat Index: 56°F Visibility: 2.5mi
Dew Point: 54°F Wind: 13mph
Humidity: 93% Direction: 180° (S)
Pressure: 29.81" Gusts: 21mph
Reported: 26 minutes 29 seconds ago
Flood Watch
April 20, 2019 6:48 am EST
Location: 43.656N 70.246W or 0 nautical miles NE of search location of 43.653714N 70.248728W.
Air Temperature: 53°F (11.6°C)
Water Temperature: 43°F (5.9°C)
April 20, 2019 6:50 am EST
Location: 43.525N 70.141W or 9 nautical miles SSE of search location of 43.653714N 70.248728W.
Wind Direction: S (180°)
Wind Speed: 17 knots
Wind Gust: 21 knots
Significant Wave Height: 8 ft
Dominant Wave Period: 8 sec
Average Period: 5.5 sec
Mean Wave Direction: SE (136°)
Atmospheric Pressure: 29.80 in (1009.1 mb)
Pressure Tendency: +0.07 in (+2.5 mb)
Air Temperature: 48°F (9.0°C)
Dew Point: 48°F (9.0°C)
Water Temperature: 41°F (4.9°C)
April 20, 2019 6:00 am EST
Location: 43.337N 70.549W or 23 nautical miles SW of search location of 43.653714N 70.248728W.
Wind Direction: S (170°)
Wind Speed: 9 knots
Air Temperature: 53°F (11.6°C)
Dew Point: 53°F (11.6°C)
Saturday, April 20
5:50am / 7:30pm 9:02pm / 6:51am
Rain
57°
49°
Day: Cloudy with periods of rain. High 57F. Winds S at 10 to 15 mph. Chance of rain 100%. Rainfall near a half an inch.
Night: Cloudy with showers. Areas of patchy fog. Low 49F. Winds SSE at 5 to 10 mph. Chance of rain 50%.
Sunday, April 21
5:49am / 7:31pm 10:11pm / 7:25am
AM Showers
59°
45°
Day: Areas of patchy fog early. Showers in the morning, then cloudy in the afternoon. High 59F. Winds SSE at 5 to 10 mph. Chance of rain 40%.
Night: Cloudy skies early with showers later at night. Areas of patchy fog. Low around 45F. Winds light and variable. Chance of rain 40%.
Monday, April 22
5:47am / 7:33pm 11:17pm / 8:03am
Showers
57°
44°
Chance of showers. Highs in the upper 50s and lows in the mid 40s.
Tuesday, April 23
5:46am / 7:34pm 11:59pm / 8:45am
AM Clouds/PM Sun
55°
41°
Clouds giving way to sun . Highs in the mid 50s and lows in the low 40s.
Wednesday, April 24
5:44am / 7:35pm 12:16am / 9:33am
Showers
53°
38°
Chance of showers. Highs in the low 50s and lows in the upper 30s.
Thursday, April 25
5:43am / 7:36pm 1:09am / 10:25am
Mostly Cloudy
52°
40°
Mostly cloudy. Highs in the low 50s and lows in the low 40s.
Friday, April 26
5:41am / 7:37pm 1:54am / 11:21am
Showers
53°
42°
Showers. Highs in the low 50s and lows in the low 40s.
Saturday, April 27
5:40am / 7:39pm 2:33am / 12:18pm
Showers
58°
40°
Showers possible. Highs in the upper 50s and lows in the low 40s.
Sunday, April 28
5:38am / 7:40pm 3:07am / 1:18pm
Mostly Cloudy
55°
39°
Mostly cloudy. Highs in the mid 50s and lows in the upper 30s.
Monday, April 29
5:37am / 7:41pm 3:36am / 2:17pm
Mostly Sunny
55°
41°
More sun than clouds. Highs in the mid 50s and lows in the low 40s.
Wind Forecast
Day SaturdaySundayMonday
MPH 11 12 8 7 8 4 4 7 8 3 3 3
S
S
SSE
SSE
S
SSE
SSW
S
SE
SE
NE
NNE
Radar

Home Harbor Resources

Marine Forecast
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...
Synopsis: ANZ100-210015- 615 AM EDT Sat Apr 20 2019 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A warm front will remain north of the waters through today. A cold front will cross the area tonight. A weak low will develop south of New England Sunday night and move into southern New England on Monday. It then shifts northeast across the Gulf of Maine Monday night, before exiting the region on Tuesday. Another system crosses the area Wednesday. && $$
Today
S wind around 10 kt, with gusts as high as 20 kt. Showers. Patchy fog before 10am. Seas around 4 ft.
Tonight
S wind around 10 kt, with gusts as high as 20 kt. Showers. Patchy fog. Seas 4 to 5 ft.
Sunday
Variable winds 5 kt or less. A chance of showers. Patchy fog before 9am. Seas around 3 ft.
Sunday Night
Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.
Monday
NE wind 5 to 10 kt. A chance of showers. Seas 2 to 3 ft.
Monday Night
Variable winds 5 kt or less. A chance of showers. Seas around 3 ft.
Tuesday
NNE wind around 10 kt. A chance of showers. Seas 2 to 3 ft.
Tuesday Night
E wind 5 to 10 kt. A chance of showers. Seas around 2 ft.
Wednesday
ESE wind 5 to 10 kt becoming N in the afternoon. A chance of showers. Seas around 2 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.