Avalon 30th Street Surf Break

Lat Long: 39.09° N 74.72° W

Avalon 30th Street 48 hour detailed Surf Forecast

Issued: 7 am 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Avalon 30th Street sea temperature is
23.6°C
2.7° 

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


How big are the waves at Avalon 30th Street today (18 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 1ft (0.3m), 7s period with E swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 1ft (0.3m), 7s period with E swell.
  • Evening surf: Evening surf (18 Sep, local time) - 1ft (0.3m), 7s period with E swell.

The current surf forecast for Avalon 30th Street at 10AM is: 0.3m 7s primary swell from a East direction and 0.3m 4s secondary swell from a South direction (forecast issued at 07:00am September 18). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Sep)1ft (0.3m)7s
Afternoon (18 Sep)1ft (0.3m)7s
Evening (18 Sep)1ft (0.3m)7s

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


Short Range Forecast

Some drizzle, heaviest during Sun night. Warm (max 25°C on Fri morning, min 19°C on Sat night). Wind will be generally light.

Friday
18
Saturday
19
Sunday
20
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
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
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSW
4
0.3
E
7
0.3
E
7
0.3
E
7
0.4
E
7
0.3
E
7
0.2
ESE
12
0.2
ESE
12
0.8
ENE
4
1.3
ENE
5
1.3
ENE
6
1.1
ENE
5
1.2
E
6
1.3
E
6
1.3
E
7
1.2
ESE
7
1.2
ESE
7
1.1
ESE
7
1
ESE
7
0.9
ESE
7
0.9
SE
7
0.8
ESE
7
0.6
ESE
7
Wave Graph
Metric surfscale
Energy kJ
12
9
8
8
15
8
14
14
19
90
106
72
89
128
157
151
143
121
111
96
91
59
37
Wind (km/h)
10
W
10
NNW
10
NNE
10
ENE
10
NE
5
N
15
NNW
20
NE
25
NE
30
NE
25
ENE
25
ENE
20
ENE
20
E
25
E
20
ESE
20
ESE
15
ESE
20
SE
20
SSE
20
S
20
S
20
SSW
Wind State
cross-off
off
cross-off
cross-on
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
High Tide
2:12PM1.18m
2:42AM0.96m
3:05PM1.16m
3:38AM0.95m
4:02PM1.16m
Low Tide
7:29AM0.34m
8:43PM0.34m
8:37AM0.38m
9:49PM0.34m
9:49AM0.38m
10:46PM0.30m
part cloud
cloud
clear
cloud
clear
cloud
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:02
7:00
6:59
 mm
Temp °C
22
22
25
25
24
24
23
22
20
20
20
20
20
19
20
20
20
20
21
22
22
22
22
Feels °C
24
25
27
26
25
25
22
20
17
16
16
17
18
16
18
18
18
18
19
20
20
21
22
  • 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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