Avalon 30th Street Surf Break

Lat Long: 39.09° N 74.72° W

Avalon 30th Street 48 hour detailed Surf Forecast

Issued: 1 pm 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) - 4.5ft (1.3m), 6s period with ENE swell.

The current surf forecast for Avalon 30th Street at 6PM is: 1.1m 6s primary swell from a East-northeast direction and 0.4m 8s secondary swell from a Southeast direction (forecast issued at 01:00pm September 21). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Sep)1.5ft (0.4m)8s
Afternoon (21 Sep)3.5ft (1.0m)5s
Evening (21 Sep)4.5ft (1.3m)6s

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


Short Range Forecast

Moderate rain (total 17mm), heaviest on Tue night. Warm (max 20°C on Mon night, min 16°C on Thu morning). Mainly strong winds.

Mon
21
Tuesday
22
Wednesday
23
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
NE
5
0.9
ENE
5
1.1
ENE
6
1.2
ENE
6
1.4
ENE
6
1.6
E
7
1.6
E
7
1.7
E
7
1.9
E
7
1.9
E
8
2
E
8
2.1
E
8
2
E
8
2
E
9
2.1
E
9
2.2
E
9
2.3
E
9
2.2
E
10
2.4
E
10
2.4
E
10
2.5
E
10
Wave Graph
Metric surfscale
Energy kJ
31
49
77
97
170
233
264
315
392
435
507
572
559
586
660
758
885
913
1085
1152
1353
Wind (km/h)
20
NNE
25
NE
25
NE
25
NE
25
ENE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
40
ENE
40
ENE
35
ENE
35
ENE
40
NE
40
NE
40
NE
40
NE
40
NE
40
ENE
35
ENE
Wind State
cross-off
cross
cross
cross
cross
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
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
cloud
cloud
cloud
cloud
light rain
light rain
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>
6:46
6:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:55
6:54
 mm
1
1
1
1
1
3
4
2
2
1
Temp °C
19
19
19
20
20
19
19
18
17
18
18
17
18
18
17
17
17
18
18
18
17
Feels °C
17
16
16
18
18
16
15
13
11
12
12
11
12
13
10
10
10
12
11
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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