Cape Henlopen Bay Sea Conditions and Tide Table

Cape Henlopen Bay 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 07:13 AM and sunset is at 04:39 PM.

Days 1–3 Weather Summary

Moderate rain (total 14mm), heaviest on Thu night. Icy conditions (max 14°C on Thu night, min -2°C on Fri night). Winds decreasing (near gales from the SSE on Thu night, calm by Sat morning).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 9°C on Sun morning, min -3°C on Sun night). Winds decreasing (strong winds from the NW on Sun night, light winds from the NNW by Mon afternoon).

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Thu morning. Freeze-thaw conditions (max 16°C on Fri afternoon, min -1°C on Wed night). Winds increasing (calm on Wed night, strong winds from the NNW by Fri night).

Days 10–12 Weather Summary

Some drizzle, heaviest during Mon night. Freeze-thaw conditions (max 6°C on Mon afternoon, min -1°C on Sat night). Winds decreasing (fresh winds from the NNW on Sat morning, calm by Mon night).

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
7:07AM1.37m
7:26PM0.99m
7:45AM1.40m
8:04PM0.99m
8:24AM1.41m
8:42PM0.99m
9:02AM1.41m
9:21PM0.99m
9:40AM1.40m
10:00PM0.99m
10:19AM1.38m
10:43PM1.00m
11:01AM1.34m
11:29PM1.03m
11:45AM1.30m
00:18AM1.07m
12:33PM1.24m
1:12AM1.13m
1:26PM1.17m
2:09AM1.20m
2:24PM1.11m
3:09AM1.29m
3:26PM1.07m
4:09AM1.39m
Low Tide
1:37PM0.06m
1:14AM0.05m
2:15PM0.05m
1:51AM0.03m
2:52PM0.05m
2:28AM0.02m
3:28PM0.04m
3:07AM0.02m
4:05PM0.04m
3:47AM0.03m
4:44PM0.04m
4:31AM0.05m
5:25PM0.03m
5:20AM0.07m
6:08PM0.02m
6:14AM0.09m
6:55PM0.00m
7:15AM0.10m
7:45PM-0.02m
8:20AM0.09m
8:39PM-0.04m
9:27AM0.06m
9:34PM-0.07m
Wave
height (m) 
direction
period (s) 
0.6
ESE
9
0.7
SE
4
1.6
SSE
5
2.1
SE
9
1.7
SE
10
1.3
SE
10
0.7
SE
9
0.5
SE
9
1.1
S
4
0.8
ESE
9
0.9
WNW
4
1.4
NW
5
1
NNW
4
0.6
NE
6
0.3
ESE
10
1
S
4
1.1
SSW
4
0.6
W
3
0.6
NW
4
0.5
NW
3
0.3
NNE
3
0.3
E
7
0.4
E
10
0.4
SE
6
0.6
SSE
4
0.8
SSE
4
0.8
SW
4
1.1
NNW
4
0.7
NNW
4
0.5
E
7
0.5
E
7
0.4
ENE
6
0.3
E
6
0.3
E
6
0.3
E
6
0.2
E
6
clear
cloud
heavy rain
rain showers
part cloud
part cloud
part cloud
cloud
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
cloud
cloud
light rain
light rain
cloud
light rain
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
clear
cloudy
heavy rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
clear
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
cloudy
cloudy
light rain
light rain
cloudy
light rain
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
 km/h
20
SE
20
SSE
45
SSE
40
SW
50
WNW
35
WNW
20
NW
10
S
35
SSW
25
WSW
35
WNW
45
NW
35
NNW
20
NNW
15
SW
40
SSW
35
WSW
20
WNW
25
NW
20
NW
10
ENE
15
S
15
S
5
WSW
25
SSW
25
SW
30
NW
35
NNW
25
NNW
10
NNE
5
NE
10
SE
10
SW
10
N
10
NNW
10
NW
 mm 
11
3
1
1
1
1
max°C
12
13
14
13
7
0
1
3
6
9
6
-2
-2
0
1
3
6
7
3
4
1
2
5
7
15
16
15
2
4
0
1
2
4
4
6
5
Moonrise
6:13
7:11
8:03
8:48
9:26
9:58
10:26
10:50
11:14
11:37
12:02
12:31
Moonset
3:17
4:04
5:00
6:01
7:05
8:11
9:16
10:21
11:28
12:36
1:47
Sunrise
7:13
7:13
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:16
7:16
7:18
Sunset
4:39
4:40
4:40
4:42
4:42
4:43
4:43
4:44
4:44
4:45
4:45
4:45
Today's sea temperature in Cape Henlopen Bay is
5.8° C
(Statistics for 18 Dec 1981-2005 – mean: 7.9 max: 10.2 min: 5.3°C)
Issued (local time): 6 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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