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 04:40 PM.

Days 1–3 Weather Summary

Some drizzle, heaviest during Mon night. Icy conditions (max 6°C on Sun morning, min -3°C on Sat morning). Winds increasing (light winds from the WNW on Sat morning, fresh winds from the NW by Sun afternoon).

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Tue morning. Cool air temperatures (max 11°C on Tue night, min 2°C on Wed night). Winds decreasing (strong winds from the NW on Tue night, light winds from the SE by Wed night).

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Fri morning. Freeze-thaw conditions (max 15°C on Fri morning, min -3°C on Sat night). Winds decreasing (strong winds from the NNW on Fri night, calm by Sun afternoon).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 14°C on Tue afternoon, min 0°C on Wed morning). Winds increasing (light winds from the SSW on Mon morning, strong winds from the SSW by Mon night).

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
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
4:29PM1.05m
5:09AM1.48m
5:32PM1.05m
6:08AM1.55m
Low Tide
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
10:34AM0.01m
10:31PM-0.11m
11:37AM-0.05m
11:27PM-0.14m
Wave
height (m) 
direction
period (s) 
0.8
SE
9
0.6
SE
9
0.9
SE
9
0.8
ESE
9
0.9
NW
4
1.2
NNW
4
0.6
ESE
10
0.3
ESE
10
0.4
ESE
9
0.9
S
5
0.6
S
6
0.7
WNW
3
1.2
NNW
5
0.5
ENE
7
0.7
E
9
0.9
E
10
1.1
E
11
0.9
ESE
12
1
ESE
12
1
ESE
12
1.2
NNW
4
1
NNW
4
0.8
NNW
4
0.5
ENE
5
0.4
ENE
6
0.3
ENE
6
0.3
ENE
6
0.2
E
7
0.3
SSE
2
0.9
SSE
4
1
S
5
0.6
S
6
0.5
N
3
0.5
ESE
5
0.6
E
5
0.6
ENE
6
clear
clear
clear
clear
part cloud
clear
clear
cloud
light rain
rain showers
cloud
part cloud
clear
clear
cloud
light rain
cloud
light rain
light rain
light rain
clear
cloud
part cloud
cloud
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
some clouds
clear
clear
cloudy
light rain
rain shwrs
cloudy
some clouds
clear
clear
cloudy
light rain
cloudy
light rain
light rain
light rain
clear
cloudy
some clouds
cloudy
clear
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
 km/h
15
NW
15
SSE
25
SSW
30
WNW
30
WNW
35
NW
20
NW
5
W
20
SSW
25
SW
15
WSW
30
WNW
40
NNW
10
NNE
10
S
20
SSW
25
SSW
10
S
30
SW
25
WSW
40
NW
30
NNW
25
N
20
NNE
10
N
5
NNW
10
WSW
10
SSW
20
S
35
SSW
30
SW
15
W
20
N
15
NE
15
NE
15
NNE
 mm 
1
2
4
2
1
2
max°C
0
2
5
6
4
-1
0
3
4
8
10
11
3
4
4
4
6
11
15
15
7
-1
0
-2
-1
1
1
4
5
8
12
14
6
1
3
5
Moonrise
8:03
8:48
9:26
9:58
10:26
10:50
11:14
11:37
12:02
12:31
1:06
1:49
Moonset
5:00
6:01
7:05
8:11
9:16
10:21
11:28
12:36
1:47
3:02
4:21
Sunrise
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:16
7:16
7:18
7:18
7:18
Sunset
4:40
4:42
4:42
4:43
4:43
4:44
4:44
4:45
4:45
4:45
4:46
4:47
Today's sea temperature in Cape Henlopen Bay is
5.5° C
(Statistics for 20 Dec 1981-2005 – mean: 7.7 max: 9.4 min: 5.1°C)
Issued (local time): 12 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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