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 04:07 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 1°C on Thu morning, min -12°C on Thu night). Winds decreasing (strong winds from the NNW on Thu afternoon, light winds from the NNW by Sat night).

Days 4–6 Weather Summary

A dusting of snow turning to light rain (total 8mm) on Mon afternoon. Icy conditions (max 6°C on Mon morning, min -7°C on Mon night). Winds increasing (calm on Sun night, near gales from the W by Mon night).

Days 7–9 Weather Summary

A light covering of new snow, mostly falling on Fri morning. Temperatures will be below freezing (max -2°C on Wed afternoon, min -15°C on Fri night). Winds decreasing (strong winds from the NW on Wed night, light winds from the W by Thu night).

Days 10–12 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 5°C on Mon afternoon, min -15°C on Sat morning). Winds decreasing (fresh winds from the SW on Sun night, calm by Mon night).

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
night
Wave Height Map
High Tide
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
11:09PM2.84m
11:18AM3.38m
00:02AM2.87m
12:11PM3.31m
00:53AM2.87m
Low Tide
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
5:00AM-0.08m
5:45PM-0.46m
5:54AM-0.08m
6:36PM-0.41m
6:47AM-0.04m
Wave
height (m) 
direction
period (s) 
0.9
ESE
9
1.2
NNW
4
1.1
N
4
0.6
N
3
0.3
ESE
10
0.4
SE
12
0.4
ESE
12
0.4
SE
12
0.2
ESE
12
0.2
ESE
12
0.1
SE
12
0.2
ESE
12
0.8
S
5
1.2
SSE
6
1.9
SSW
6
1.7
WSW
5
1.6
WSW
5
1.6
WSW
5
1.4
SW
5
0.9
SSW
6
1.3
SSW
6
0.4
S
9
0.5
WSW
3
0.4
SW
4
0.6
NNE
3
1
NNE
4
0.9
N
4
0.3
NW
2
0.2
S
8
0.2
SSE
9
0.1
SE
9
0.4
SW
2
1.4
SSW
6
1.5
S
7
1
S
6
0.5
SSW
5
part cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
cloud
light snow
light rain
light rain
part cloud
part cloud
part cloud
part cloud
clear
cloud
snow showers
part cloud
cloud
cloud
mod snow
snow showers
clear
clear
clear
clear
part cloud
cloud
snow showers
clear
part cloud
part cloud
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
cloudy
light snow
light rain
light rain
some clouds
some clouds
some clouds
some clouds
clear
cloudy
snow shwrs
some clouds
cloudy
cloudy
mod snow
snow shwrs
clear
clear
clear
clear
some clouds
cloudy
snow shwrs
clear
some clouds
some clouds
 km/h
25
WSW
40
NNW
35
NNW
20
NNW
10
NNW
15
NNE
20
N
15
NNW
15
WNW
15
NW
10
WSW
15
S
15
SE
20
WSW
50
W
45
W
45
W
40
W
40
W
25
W
30
WNW
15
WSW
20
W
15
W
25
NNE
35
N
30
NNW
20
NW
15
WNW
10
WNW
5
WSW
15
SW
35
SW
35
WSW
15
W
10
NE
 mm 
3
5
max°C
1
-2
-9
-8
-8
-9
-7
-5
-5
0
1
2
6
4
3
-7
-7
-7
-3
-2
-6
-10
-9
-7
-8
-7
-11
-12
-9
-10
-6
-1
-1
4
5
2
Moonrise
10:35
10:55
11:14
11:35
12:00
12:30
1:09
2:02
3:08
4:26
5:47
7:06
Moonset
9:56
11:07
12:19
1:35
2:55
4:17
5:38
6:50
7:47
8:31
9:04
Sunrise
7:11
7:11
7:11
7:13
7:13
7:13
7:13
7:13
7:13
7:13
7:13
7:13
Sunset
4:07
4:07
4:08
4:09
4:09
4:10
4:12
4:13
4:14
4:15
4:15
4:16
Today's sea temperature in South Harpswell, Potts Harbor is
5.4° C
(Statistics for 25 Dec 1981-2005 – mean: 5.7 max: 6.7 min: 3.9°C)
Issued (local time): 12 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest