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 07:11 AM and sunset is at 04:39 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Thu night. Icy conditions (max 14°C on Thu night, min -3°C on Fri night). Winds increasing (light winds from the E on Wed night, strong winds from the WNW by Fri afternoon).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 8°C on Sun morning, min -5°C on Mon night). Winds increasing (light winds from the NW on Sat morning, strong winds from the NNW by Sun night).

Days 7–9 Weather Summary

Moderate rain (total 10mm), heaviest on Wed night. Freeze-thaw conditions (max 8°C on Thu morning, min -4°C on Tue morning). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 9°C on Fri morning, min -6°C on Sat night). Winds increasing (light winds from the W on Fri morning, near gales from the NW by Sat night).

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
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
6:47PM0.99m
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
Low Tide
12:58PM0.08m
00:36AM0.06m
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
Wave
height (m) 
direction
period (s) 
0.7
S
4
0.7
S
5
0.4
ESE
10
0.4
SE
10
0.6
SE
5
1.3
SSE
5
1.8
SE
8
1.5
SE
10
1.2
SE
10
0.7
SE
9
0.5
SE
9
0.9
S
4
0.8
ESE
12
0.6
ESE
12
0.5
ESE
11
1.3
NNW
5
1.1
NNW
4
0.7
N
4
0.3
ESE
10
0.5
ESE
10
1
S
5
0.5
SSW
4
0.4
NW
3
0.3
SE
8
0.8
SE
4
0.9
ESE
5
0.7
E
6
0.6
E
6
0.8
NNE
4
0.6
NW
3
0.4
WNW
3
1.3
NNW
5
1.6
NNW
5
1.6
NNW
5
1.4
NNW
5
0.9
NW
4
part cloud
part cloud
part cloud
part cloud
cloud
heavy rain
rain showers
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
cloud
cloud
light rain
part cloud
clear
light rain
light rain
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
heavy rain
rain shwrs
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
clear
clear
cloudy
cloudy
light rain
some clouds
clear
light rain
light rain
cloudy
some clouds
clear
clear
some clouds
some clouds
some clouds
cloudy
some clouds
clear
clear
 km/h
25
SW
20
WSW
10
N
15
SE
20
S
40
S
30
SW
50
WNW
35
WNW
20
NW
10
SSE
30
SSW
20
WSW
15
W
25
W
40
NNW
35
NNW
20
NNW
5
WSW
25
SSW
35
WSW
20
W
15
NW
10
NNE
25
SSE
20
NNE
5
SW
15
W
25
NNW
25
WNW
25
WNW
45
NNW
50
NW
50
NW
40
NW
30
NW
 mm 
11
6
1
4
5
max°C
8
9
6
11
12
14
11
7
0
0
2
5
8
8
6
-2
0
-3
-1
2
5
7
7
5
8
5
6
9
6
4
2
0
-5
-4
-3
-4
Moonrise
5:13
6:13
7:11
8:03
8:48
9:26
9:58
10:26
10:50
11:14
11:37
12:02
Moonset
2:37
3:17
4:04
5:00
6:01
7:05
8:11
9:16
10:21
11:28
12:36
Sunrise
7:11
7:13
7:13
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:16
7:16
Sunset
4:39
4:39
4:40
4:40
4:42
4:42
4:43
4:43
4:44
4:44
4:45
4:45
Today's sea temperature in Cape Henlopen Bay is
6.4° C
(Statistics for 17 Dec 1981-2005 – mean: 8.0 max: 10.2 min: 6.1°C)
Issued (local time): 6 am Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest