Portland Harbor Weather

43°39'N 70°15'W

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Current Conditions
Overcast
56°F
Feels like: 56°F
Wind Chill: 56°F Ceiling: 200ft
Heat Index: 56°F Visibility: 1.5mi
Dew Point: 55°F Wind: 10mph
Humidity: 97% Direction: 130° (SE)
Pressure: 30.22" Gusts: -
Reported: 19 minutes 21 seconds ago
October 23, 2017 6:30 pm EST
Location: 43.656N 70.246W or 0 nautical miles NE of search location of 43.653714N 70.248728W.
Atmospheric Pressure: 30.22 in (1023.3 mb)
Air Temperature: 56°F (13.2°C)
Water Temperature: 55°F (13.0°C)
October 23, 2017 5:50 pm EST
Location: 43.525N 70.141W or 9 nautical miles SSE of search location of 43.653714N 70.248728W.
Wind Direction: SE (140°)
Wind Speed: 6 knots
Wind Gust: 8 knots
Significant Wave Height: 1 ft
Dominant Wave Period: 9 sec
Atmospheric Pressure: 30.23 in (1023.6 mb)
Pressure Tendency: -0.03 in (-1.0 mb)
Air Temperature: 55°F (13.0°C)
Dew Point: 55°F (13.0°C)
Water Temperature: 56°F (13.4°C)
October 23, 2017 6:00 pm EST
Location: 43.337N 70.549W or 23 nautical miles SW of search location of 43.653714N 70.248728W.
Wind Direction: ENE (70°)
Wind Speed: 2 knots
Air Temperature: 56°F (13.2°C)
Dew Point: 56°F (13.2°C)
Monday, October 23
7:05am / 5:44pm 10:34am / 8:26pm
Fog Early/Clouds Late
59°
56°
Day:
Night: Cloudy skies with some evening fog. Patchy drizzle possible. Low 56F. Winds SSE at 5 to 10 mph.
Tuesday, October 24
7:07am / 5:43pm 11:28am / 9:08pm
AM Showers
65°
62°
Day: Rain showers early with overcast skies later in the day. Thunder possible. High near 65F. Winds SSE at 10 to 20 mph. Chance of rain 40%.
Night: Showers in the evening, then becoming windy with a steady rain overnight. Low 62F. Winds SSE at 20 to 30 mph. Chance of rain 100%. Rainfall near a half an inch.
Wednesday, October 25
7:08am / 5:41pm 12:18pm / 9:55pm
Rain
64°
51°
Cloudy with rain. Highs in the mid 60s and lows in the low 50s.
Thursday, October 26
7:09am / 5:40pm 1:04pm / 10:46pm
Rain
61°
43°
Mainly cloudy and rainy. Highs in the low 60s and lows in the low 40s.
Friday, October 27
7:10am / 5:38pm 1:46pm / 11:42pm
Sunny
60°
43°
Mainly sunny. Highs in the low 60s and lows in the low 40s.
Saturday, October 28
7:12am / 5:37pm 2:23pm / 12:01am
Sunny
61°
46°
Sunshine. Highs in the low 60s and lows in the mid 40s.
Sunday, October 29
7:13am / 5:36pm 2:58pm / 12:41am
PM Showers
58°
53°
Afternoon showers. Highs in the upper 50s and lows in the low 50s.
Monday, October 30
7:14am / 5:34pm 3:31pm / 1:43am
Rain
61°
41°
Cloudy with rain. Highs in the low 60s and lows in the low 40s.
Tuesday, October 31
7:16am / 5:33pm 4:01pm / 2:47am
Sunny
58°
40°
Sunny. Highs in the upper 50s and lows in the low 40s.
Wednesday, November 1
7:17am / 5:31pm 4:32pm / 3:54am
Mostly Sunny
57°
42°
More sun than clouds. Highs in the upper 50s and lows in the low 40s.
Wind Forecast
Day MondayTuesdayWednesday
MPH 6 5 7 11 14 14 17 20 18 15 13 10
SE
SSE
SSE
SSE
SSE
SSE
SSE
SSE
SSE
S
S
S
Radar
Marine Forecast
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
Synopsis: ANZ100-241315- 715 PM EDT Mon Oct 23 2017 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A southerly flow will develop over the next couple of days between departing high pressure and a slow moving cold front approaching from the west. South winds will be the strongest Tuesday night and Wednesday when gales will be possible. The front moves offshore Thursday with high pressure building in for Friday and Saturday. $$
Tonight
SSE wind 5 to 10 kt. A chance of drizzle after 1am. Patchy fog. Seas 1 to 2 ft.
Tuesday
SSE wind 10 to 15 kt, with gusts as high as 20 kt. Areas of drizzle before 9am, then a chance of showers after 10am. Areas of fog. Seas around 3 ft.
Tuesday Night
SSE wind around 15 kt, with gusts as high as 25 kt. Showers likely, then showers and possibly a thunderstorm after 5am. Patchy fog before midnight. Seas 3 ft building to 5 ft.
Wednesday
S wind 10 to 15 kt, with gusts as high as 25 kt. Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas around 5 ft.
Wednesday Night
S wind 5 to 10 kt. Showers. Patchy fog. Seas around 4 ft.
Thursday
SSW wind 5 to 10 kt becoming WSW in the afternoon. A chance of showers. Seas 3 to 4 ft.
Thursday Night
W wind 5 to 10 kt. A chance of showers. Seas around 3 ft.
Friday
Variable winds 5 kt or less. Sunny. Seas around 3 ft.
Friday Night
Variable winds 5 kt or less. Mostly clear. 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.

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