Avalon 30th Street Surf Break

Lat Long: 39.09° N 74.72° W

Avalon 30th Street 48 hour detailed Surf Forecast

Issued: 1 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Avalon 30th Street sea temperature is
23.5°C
3.2° 

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 (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 1.5ft (0.4m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 3.5ft (1.0m), 5s period with ENE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 3.5ft (1.1m), 6s period with ENE swell.

The current surf forecast for Avalon 30th Street at 6AM is: 0.5m 8s primary swell from a East-southeast direction and 0.3m 4s secondary swell from a South direction (forecast issued at 01:00am September 21). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Sep)1.5ft (0.4m)8s
Afternoon (21 Sep)3.5ft (1.0m)5s
Evening (21 Sep)3.5ft (1.1m)6s

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


Short Range Forecast

Heavy rain (total 21mm), heaviest during Tue night. Warm (max 20°C on Mon afternoon, min 16°C on Tue night). Winds increasing (moderate winds from the NNE on Mon morning, strong winds from the ENE by Wed night).

Monday
21
Tuesday
22
Wednesday
23
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
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
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)
0.5
ESE
8
0.5
ESE
8
0.4
ESE
8
0.8
NE
5
1
ENE
5
1.1
ENE
5
1
ENE
6
1.3
E
6
1.5
E
7
1.6
E
7
1.7
E
7
1.8
E
7
2
E
8
2
E
8
2
E
8
2.1
E
8
2
E
9
2.1
E
8
2.3
E
9
2.3
E
9
2.4
E
10
2.5
E
10
2.5
E
10
2.5
E
11
Wave Graph
Metric surfscale
Energy kJ
33
34
22
31
58
71
72
122
193
233
290
343
470
507
520
612
595
616
823
880
1041
1201
1327
1379
Wind (km/h)
10
WNW
20
NNE
20
NNE
25
NE
25
NE
25
NE
25
ENE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
35
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
NE
40
ENE
40
ENE
40
NE
Wind State
off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
4:38AM0.98m
4:59PM1.19m
5:35AM1.04m
5:53PM1.24m
6:25AM1.12m
6:40PM1.30m
Low Tide
10:49AM0.34m
11:35PM0.23m
11:41AM0.27m
00:19AM0.16m
12:29PM0.20m
rain showers
light rain
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:46
6:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:55
6:54
 mm
2
1
1
1
2
3
5
5
3
1
Temp °C
23
20
19
19
20
19
19
20
20
19
18
18
17
17
16
17
17
16
17
18
18
17
18
17
Feels °C
25
20
18
16
17
16
17
17
17
15
12
12
11
10
10
11
11
9
10
11
11
10
10
10
  • 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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