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 — and sunset is at 08:00 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 28°C on Tue afternoon, min 7°C on Thu morning). Winds increasing (light winds from the S on Mon night, fresh winds from the W by Wed afternoon).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 16°C on Fri afternoon, min 11°C on Thu night). Winds decreasing (fresh winds from the SSW on Fri afternoon, calm by Sat night).

Days 8–10 Weather Summary

Moderate rain (total 14mm), heaviest on Mon morning. Very mild (max 13°C on Tue afternoon, min 8°C on Mon afternoon). Wind will be generally light.

Days 11–13 Weather Summary

Moderate rain (total 11mm), heaviest on Wed night. Warm (max 23°C on Fri night, min 11°C on Wed night). Winds increasing (calm on Thu morning, strong winds from the NW by Sat afternoon).

Days 14–17 Weather Summary

Mostly dry. Warm (max 21°C on Wed morning, min 12°C on Sat night). Wind will be generally light.

Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wed
3
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
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High Tide
1:08AM3.46m
1:56PM2.92m
2:04AM3.38m
2:54PM2.86m
3:03AM3.25m
3:55PM2.80m
4:06AM3.09m
4:58PM2.76m
5:12AM2.94m
6:02PM2.76m
6:19AM2.80m
7:03PM2.78m
7:26AM2.71m
8:01PM2.82m
8:28AM2.65m
8:53PM2.86m
9:24AM2.63m
9:41PM2.90m
10:15AM2.61m
10:24PM2.92m
11:00AM2.60m
11:03PM2.93m
11:42AM2.59m
11:40PM2.93m
12:20PM2.57m
00:16AM2.92m
12:57PM2.54m
Low Tide
6:52PM-0.03m
7:38AM-0.45m
7:47PM0.03m
8:34AM-0.35m
8:46PM0.11m
9:33AM-0.23m
9:49PM0.20m
10:35AM-0.10m
10:56PM0.28m
11:37AM0.03m
00:04AM0.31m
12:39PM0.13m
1:12AM0.30m
1:38PM0.21m
2:15AM0.25m
2:33PM0.27m
3:11AM0.18m
3:23PM0.32m
4:02AM0.12m
4:09PM0.36m
4:47AM0.08m
4:50PM0.39m
5:28AM0.06m
5:28PM0.42m
6:06AM0.06m
6:05PM0.44m
6:43AM0.08m
6:40PM0.46m
Wave
Height (m)
Direction
Period (s)
0.8
SSE
7
0.8
SSE
4
1.3
S
5
1.2
SSE
7
1
SSE
7
0.9
SSE
7
0.7
SSE
7
0.7
N
3
0.5
SSE
8
0.4
SSE
8
0.4
SSE
8
1
S
4
0.6
S
4
0.4
SE
9
0.4
SSE
3
0.4
SE
9
0.4
SE
8
0.4
SE
9
0.8
SSE
8
1.3
SSE
8
1.4
SE
8
1.6
SE
9
1.6
SE
9
1.5
SE
9
1.2
SE
9
0.9
SE
8
0.7
SE
8
0.7
SE
8
0.6
SE
8
0.6
SE
8
0.5
SE
8
0.6
SE
8
1
S
4
1
SSE
6
0.8
NNW
4
1.1
NNW
4
0.5
SE
8
0.4
SE
8
0.3
SE
7
0.3
SE
8
0.3
SE
9
0.3
SE
9
0.2
SSE
14
0.1
SE
8
0.5
S
3
0.4
SSW
3
0.4
SE
12
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
cloud
light rain
light rain
mod rain
light rain
part cloud
part cloud
cloud
light rain
mod rain
light rain
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
cloudy
light rain
light rain
mod rain
light rain
some clouds
some clouds
cloudy
light rain
mod rain
light rain
some clouds
clear
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
cloudy
clear
clear
clear
clear
clear
clear
km/h
5
S
20
SSW
30
SSW
20
SW
20
WSW
30
WNW
30
NNW
25
NW
15
SW
10
NW
15
SSW
35
SSW
10
NNE
10
ESE
20
SSE
0
NE
15
ESE
15
ESE
15
ESE
25
E
20
E
15
NE
5
NE
15
SSE
10
SSW
15
SE
15
SE
15
SSE
5
S
10
WNW
5
NNE
25
S
30
S
40
NNW
35
NW
40
NW
20
NW
15
NNW
10
S
15
NNW
10
NNE
10
SE
5
NW
10
SSE
20
SSW
10
W
15
S
3
2
7
1
1
10
1
max °C
16
27
28
23
28
28
19
11
15
15
14
16
16
14
13
11
12
12
10
9
8
9
11
13
11
11
11
12
11
21
19
16
18
23
17
17
14
16
17
17
14
13
14
16
17
15
21
Moonrise
7:19
8:37
9:56
11:13
12:26
1:36
2:42
3:48
4:54
6:00
7:05
8:09
9:09
10:01
10:45
Moonset
10:56
11:52
12:33
1:04
1:29
1:50
2:09
2:27
2:46
3:07
3:32
4:01
4:37
5:22
6:15
7:15
Sunrise
5:11
5:09
5:09
5:07
5:07
5:05
5:05
5:05
5:03
5:03
5:03
5:01
5:01
5:01
5:00
5:00
Sunset
8:00
8:01
8:02
8:04
8:05
8:06
8:07
8:07
8:08
8:09
8:10
8:12
8:13
8:13
8:14
8:15
Today's sea temperature in South Harpswell, Potts Harbor is
9.6° C
(Statistics for 18 May 1981-2005 – mean: 8.7 max: 10.9 min: 7.0°C)
Issued (local time): 7 pm Monday 18 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest