30th Street/Ship Bottom Surf Break

Lat Long: 39.64° N 74.18° W

30th Street/Ship Bottom 48 hour detailed Surf Forecast

Issued: 7 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's 30th Street/Ship Bottom sea temperature is
25.5° C
2.5° 

30th Street/Ship Bottom surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at 30th Street/Ship Bottom today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 6s period with NE swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2ft (0.6m), 6s period with ENE swell.
  • Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.5m), 6s period with ENE swell.

The current surf forecast for 30th Street/Ship Bottom at 2AM is: 0.6m 5s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a East-southeast direction, 0.5m 3s secondary swell from a North-northeast direction (forecast issued at 07:00pm August 20). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Aug)2.5ft (0.8m)6s
Afternoon (21 Aug)2ft (0.6m)6s
Evening (21 Aug)1.5ft (0.5m)6s

Table - waves today at 30th Street/Ship Bottom. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 101mm), heaviest during Thu night. Warm (max 26°C on Sun afternoon, min 19°C on Thu night). Wind will be generally light.

Thu
20
Friday
21
Saturday
22
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSE
8
0.8
S
4
0.8
S
5
0.6
SSE
5
0.8
NNE
4
0.8
NNE
5
0.8
NE
6
0.6
NE
6
0.6
ENE
6
0.5
ENE
6
0.6
ENE
6
0.5
ENE
6
0.8
ENE
6
0.5
ENE
6
0.8
ENE
4
0.8
ENE
4
0.9
ENE
5
0.7
ENE
5
0.5
ENE
5
Wave Graph
Metric surfscale
Energy kJ
48
21
28
20
23
37
36
25
22
21
30
22
47
20
16
22
37
23
13
Wind (km/h)
20
S
25
SSW
20
N
25
N
25
N
20
N
25
NNE
20
NE
20
ENE
15
ENE
15
E
15
E
15
ENE
15
ENE
25
ENE
20
NE
20
ENE
10
NNE
10
WSW
Wind State
cross
cross-off
cross
cross
cross
cross
cross-on
cross-on
cross-on
on
on
on
on
cross-on
on
cross-on
cross-on
cross
off
High Tide
2:21AM1.10m
2:50PM1.32m
3:17AM1.08m
3:46PM1.32m
Low Tide
8:35PM0.38m
8:31AM0.39m
9:37PM0.37m
9:33AM0.39m
10:30PM0.33m
thunderstorm
thunderstorm
rain showers
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
mod rain
heavy rain
heavy rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:45
7:45
7:43
 mm
2
12
23
4
8
23
22
1
Temp °C
26
25
21
20
19
20
22
23
23
23
23
23
22
22
21
20
20
22
22
Feels °C
27
25
21
18
17
18
20
22
23
24
24
24
23
22
20
19
19
25
24
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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