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Marine Weather and Tide Forecast for Southwest Harbor, ME


July 25, 2026 9:05 AM EDT (13:05 UTC)
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Sunrise 5:13 AM   Sunset 8:09 PM
Moonrise 5:49 PM   Moonset 1:06 AM 
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NOTE: Some of the data on this page has not been verified and should be used with that in mind. It may and occasionally will, be wrong. The tide reports are by xtide and are NOT FOR NAVIGATION.

Marine Forecasts
   
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NOTE: Zones updated 4/16/2026. Some zones changed. Use Edit if needed.
ANZ052 Intra Coastal Waters From Schoodic Point, Me To Stonington, Me- 545 Am Edt Sat Jul 25 2026

Today - S winds around 5 kt. Seas 1 to 2 ft. Wave detail: S 2 ft at 7 seconds. Patchy fog. Vsby 1 to 3 nm.

Tonight - S winds around 5 kt in the evening, becoming light and variable. Seas 1 to 2 ft. Wave detail: se 2 ft at 7 seconds. Patchy fog. Vsby 1 to 3 nm.

Sun - E winds around 5 kt. Seas 1 to 2 ft. Wave detail: se 2 ft at 8 seconds. Patchy fog in the morning with vsby 1 to 3 nm.

Sun night - SW winds around 5 kt, becoming nw after midnight. Seas 1 to 2 ft. Wave detail: se 2 ft at 8 seconds.

Mon - NE winds around 5 kt, becoming se around 5 kt in the afternoon. Seas 1 to 2 ft. Wave detail: se 2 ft at 7 seconds.

Mon night - SW winds around 5 kt. Seas 1 to 2 ft. Wave detail: se 2 ft at 7 seconds.

Tue - S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft.

Tue night - SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers after midnight.

Wed - E winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers.

Wed night - E winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely.
ANZ005 545 Am Edt Sat Jul 25 2026

Synopsis for eastport me to stonington me out 25 nm - High pres builds in today, then moves E of the area Sun through Mon. Low pressure approaches Tue and passes over the area Wed through Thu. Low pressure exits Friday with high pressure building in from the sw

7 Day Forecast for Marine Location Near Southwest Harbor, ME
   
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Tide / Current for Bass Harbor, Mount Desert Island, Maine
  
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Bass Harbor
Click for Map
Sat -- 01:06 AM EDT     Moonset
Sat -- 02:07 AM EDT     1.09 feet Low Tide
Sat -- 05:13 AM EDT     Sunrise
Sat -- 08:48 AM EDT     8.48 feet High Tide
Sat -- 02:14 PM EDT     1.98 feet Low Tide
Sat -- 05:48 PM EDT     Moonrise
Sat -- 08:05 PM EDT     Sunset
Sat -- 08:57 PM EDT     9.77 feet High Tide
Tide / Current data from XTide NOT FOR NAVIGATION
        
  Sorry, Bass Harbor, Mount Desert Island, Maine does not exist in database. Press Edit above and select a valid nearby location.

Bass Harbor, Mount Desert Island, Maine, Tide feet
12
am
3.4
1
am
1.8
2
am
1.1
3
am
1.4
4
am
2.5
5
am
4.1
6
am
5.8
7
am
7.3
8
am
8.2
9
am
8.5
10
am
7.7
11
am
6.1
12
pm
4.3
1
pm
2.8
2
pm
2
3
pm
2.2
4
pm
3.3
5
pm
4.9
6
pm
6.7
7
pm
8.3
8
pm
9.4
9
pm
9.8
10
pm
9.1
11
pm
7.4

Tide / Current for Casco Passage, east end, Blue Hill Bay, Maine Current
  
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Casco Passage
Click for Map Flood direction 86 true
Ebb direction 284 true

Sat -- 01:07 AM EDT     Moonset
Sat -- 01:52 AM EDT     0.00 knots Slack
Sat -- 04:24 AM EDT     0.39 knots Max Flood
Sat -- 05:14 AM EDT     Sunrise
Sat -- 08:34 AM EDT     -0.00 knots Slack
Sat -- 10:40 AM EDT     -0.46 knots Max Ebb
Sat -- 01:53 PM EDT     0.00 knots Slack
Sat -- 04:35 PM EDT     0.45 knots Max Flood
Sat -- 05:48 PM EDT     Moonrise
Sat -- 08:06 PM EDT     Sunset
Sat -- 08:50 PM EDT     -0.00 knots Slack
Sat -- 11:17 PM EDT     -0.54 knots Max Ebb
Tide / Current data from XTide NOT FOR NAVIGATION
        
  Sorry, Casco Passage, east end, Blue Hill Bay, Maine Current does not exist in database. Press Edit above and select a valid nearby location.

Casco Passage, east end, Blue Hill Bay, Maine Current, knots
12
am
-0.4
1
am
-0.2
2
am
0
3
am
0.3
4
am
0.4
5
am
0.4
6
am
0.3
7
am
0.2
8
am
0.1
9
am
-0.1
10
am
-0.4
11
am
-0.4
12
pm
-0.3
1
pm
-0.2
2
pm
0
3
pm
0.3
4
pm
0.4
5
pm
0.4
6
pm
0.4
7
pm
0.2
8
pm
0.1
9
pm
-0
10
pm
-0.3
11
pm
-0.5

Area Discussion for Caribou, ME
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FXUS61 KCAR 250946 AFDCAR

Area Forecast Discussion National Weather Service Caribou ME 546 AM EDT Sat Jul 25 2026

WHAT HAS CHANGED
- 6 AM Update to Aviation section with 12z TAFs

- The rain system next week looks to arrive later, possibly beginning Tuesday evening

KEY MESSAGES
1) Dry weather with above normal temperatures through the weekend under high pressure.

2) Potential for a system moving in early next week, bringing another round of wetting rainfall.

DISCUSSION
KEY MESSAGE 1...Dry weather with above normal temperatures through the weekend under high pressure.

KEY MESSAGE 1 DESCRIPTION...
The ridge of high pressure will keep winds light, skies mostly clear and temperatures above normal through the weekend. Highs will be in the low to mid 80s this weekend for inland locations, and cooler along the coast with a sea breeze developing each afternoon. Cannot rule out early morning patchy river valley fog with radiational cooling.

KEY MESSAGE 2...Potential for a system moving in mid next week, bringing another round of wetting rainfall.

KEY MESSAGE 2 DESCRIPTION...
High pressure lingers over the region this weekend, as a low pressure system slides off the east coast early next week.
Generally, low pressure east of the Carolinas moves northeast in the Atlantic, east of Nova Scotia. To the north, another low pressure over Canada moves eastward, with a cold front that will approach our region Monday but likely stall before reaching us.
Meanwhile, low pressure over the Great Lakes region will move east towards the area early next week bringing the greatest chance for wetting rain between Tuesday night and Thursday. Some thunderstorms are also possible with this system. Ensembles currently show a 50-60% chance of at least 0.5" of rainfall.

AVIATION /09Z SATURDAY THROUGH WEDNESDAY/
Today - Sunday...VFR across all terminals. S winds 5 to 10 kts becoming light and variable overnight. Brief MVFR/IFR vis possible at BHB in fog in the early morning hours Sunday.

Sunday night through Tuesday...VFR. S/SE winds 5 to 10 kts Sunday, becoming light and variable each night.

Tuesday night - Wednesday.. MVFR, possible IFR in showers/T-storms. S/SE winds 5 to 10 kts. Gusts to 20 mph possible.

MARINE
Seas remain below 4 feet with wind gusts below 15kts through Saturday night. Patchy marine fog may restrict visibilities at times.

Winds and seas below SCA criteria Sunday night through Monday.
Seas generally 2 to 3 ft and winds generally 5 to 10 kts out of the S/SE, increasing to 10 to 15 kts out of the E Wednesday.
Showers and possible storms beginning Tuesday night.

CAR WATCHES/WARNINGS/ADVISORIES
ME...Beach Hazards Statement through this evening for MEZ029-030.
MARINE...None.


Weather Reporting Stations
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Stations Dist Age Wind AirWater WavesinHgDewPt
ATGM1 - 8413320 - Bar Harbor, ME 13 mi66 minSSE 6G8 55°F 55°F30.16
44034 - Buoy I0103 - Eastern Maine Shelf 16 mi66 minSSW 1.9G3.9 56°F
MDRM1 - Mt Desert Rock, ME 22 mi66 minS 8G8 62°F 30.17
44033 - Buoy F0103 - West Penobscot Bay 37 mi66 minSSE 3.9G5.8 59°F
MISM1 - Matinicus Rock, ME 41 mi46 minSSW 9.9G9.9 64°F 30.1759°F


Wind History for Bar Harbor, ME
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Airport Reports
   
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AirportDistAgeWind ktVisSkyWeatherAirDewPtRHinHg
KBHB Hancock CountyBar Harbor Airport US15 sm9 minvar 0310 smClear68°F59°F73%30.18

Weather Map
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map

GEOS Local Image of north east  
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Portland, ME,





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