South Harpswell, Potts Harbor Sea Conditions and Tide Table

South Harpswell, Potts Harbor Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 07:11 AM and sunset is at 04:06 PM.

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Wed morning. Icy conditions (max 2°C on Tue night, min -5°C on Mon night). Mainly strong winds.

Days 4–6 Weather Summary

A dusting of snow turning to light rain (total 2mm) on Sun afternoon. Icy conditions (max 3°C on Sun afternoon, min -13°C on Thu night). Winds decreasing (strong winds from the NNW on Thu night, calm by Sat night).

Days 7–9 Weather Summary

Drizzle at first, then turning colder with dusting of snow on Sun night. Freeze-thaw conditions (max 2°C on Sun night, min -9°C on Tue night). Winds decreasing (strong winds from the NW on Sun night, calm by Wed morning).

Days 10–12 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max 0°C on Thu morning, min -11°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the WNW by Fri night).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Sat
3
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
12:54PM2.83m
1:34AM2.48m
1:35PM2.81m
2:15AM2.53m
2:20PM2.77m
3:00AM2.60m
3:10PM2.72m
3:47AM2.68m
4:05PM2.66m
4:39AM2.77m
5:05PM2.61m
5:35AM2.88m
6:08PM2.59m
6:32AM3.01m
7:14PM2.61m
7:31AM3.13m
8:16PM2.63m
8:29AM3.22m
9:17PM2.71m
9:27AM3.32m
10:14PM2.79m
10:23AM3.37m
Low Tide
7:18PM0.06m
7:23AM0.37m
7:57PM0.06m
8:08AM0.35m
8:40PM0.07m
8:59AM0.32m
9:27PM0.09m
9:54AM0.26m
10:17PM0.11m
10:54AM0.19m
11:12PM0.13m
11:57AM0.08m
00:11AM0.14m
1:01PM-0.05m
1:10AM0.11m
2:03PM-0.20m
2:09AM0.09m
3:02PM-0.30m
3:08AM0.02m
3:59PM-0.40m
4:04AM-0.04m
4:53PM-0.46m
Wave
height (m) 
direction
period (s) 
0.3
SE
10
0.3
SE
10
0.6
ESE
4
1.4
NNE
4
1.4
ESE
8
1
ESE
8
0.9
ESE
9
0.8
ESE
9
1.1
NNW
4
0.7
NNW
4
0.5
N
3
0.4
NE
3
0.5
SE
13
0.4
SE
12
0.2
ESE
12
0.4
SE
12
0.7
S
4
0.8
SSE
5
1.1
S
6
1.2
WSW
4
1.1
SW
6
0.6
SW
6
0.4
SW
5
0.3
SE
10
0.1
SE
10
0.1
SE
10
0.2
ESE
9
0.6
S
4
0.8
S
5
0.8
S
6
1.2
S
8
0.8
SSE
11
0.9
W
4
0.5
SSE
11
0.4
SE
11
part cloud
light snow
mod snow
snow showers
clear
cloud
cloud
part cloud
clear
clear
cloud
cloud
part cloud
clear
part cloud
light snow
light snow
light snow
cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
light snow
light snow
light snow
heavy snow
light snow
light snow
cloud
part cloud
part cloud
some clouds
light snow
mod snow
snow shwrs
clear
cloudy
cloudy
some clouds
clear
clear
cloudy
cloudy
some clouds
clear
some clouds
light snow
light snow
light snow
cloudy
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
light snow
light snow
light snow
heavy snow
light snow
light snow
cloudy
some clouds
some clouds
 km/h
10
E
10
SSE
5
SSW
40
N
20
NNE
5
WSW
15
W
15
NW
40
NNW
30
NNW
20
NNE
20
NNE
20
NNE
15
N
10
N
15
SW
20
S
20
WNW
35
WNW
35
W
30
W
25
WNW
15
NW
15
NW
10
NNW
10
WSW
10
WSW
5
SSW
15
WNW
25
NNE
30
NW
15
NNW
30
WNW
15
WNW
20
NW
 mm 
2
1
max°C
0
1
2
-3
-3
-1
-1
0
-7
-10
-9
-10
-8
-7
-5
-3
3
2
-4
-4
-5
-2
-2
-6
-7
-5
-4
0
0
-1
-8
-4
-5
-8
-9
Moonrise
9:51
10:15
10:35
10:55
11:14
11:35
12:00
12:30
1:09
2:02
3:08
4:26
Moonset
7:37
8:47
9:56
11:07
12:19
1:35
2:55
4:17
5:38
6:50
7:47
Sunrise
7:11
7:11
7:11
7:11
7:11
7:13
7:13
7:13
7:13
7:13
7:13
7:13
Sunset
4:06
4:07
4:07
4:07
4:08
4:09
4:09
4:10
4:12
4:13
4:14
4:15
Today's sea temperature in South Harpswell, Potts Harbor is
5.8° C
(Statistics for 23 Dec 1981-2005 – mean: 5.8 max: 6.8 min: 4.4°C)
Issued (local time): 12 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest