48th Street Surf Break

Lat Long: 38.40° N 75.06° W

48th Street 48 hour detailed Surf Forecast

Issued: 1 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's 48th Street sea temperature is
24.1°C
2.9° 

48th 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 48th Street today (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 4ft (1.2m), 7s period with ESE swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 3.5ft (1.0m), 7s period with E swell.
  • Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.8m), 7s period with ESE swell.

The current surf forecast for 48th Street at 10PM is: 0.8m 7s primary swell from a East-southeast direction and 0.1m 11s secondary swell from a Southeast direction, 0.5m 4s secondary swell from a South direction (forecast issued at 01:00pm September 20). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (20 Sep)4ft (1.2m)7s
Afternoon (20 Sep)3.5ft (1.0m)7s
Evening (20 Sep)2.5ft (0.8m)7s

Table - waves today at 48th Street. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 19mm), heaviest on Tue night. Warm (max 24°C on Sun afternoon, min 18°C on Tue night). Winds increasing (light winds from the W on Sun night, near gales from the ENE by Tue night).

Sun
20
Monday
21
Tuesday
22
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
1
1
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)
1.2
ESE
7
1
E
7
1
ESE
7
0.9
ESE
7
0.8
ESE
7
0.9
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
1
NE
5
1.1
NE
5
1.1
NE
6
1.3
ENE
6
1.3
ENE
6
1.3
ENE
6
1.8
ENE
7
2.2
ENE
7
2.3
ENE
8
2.5
ENE
8
3
ENE
8
3
ENE
9
Wave Graph
Metric surfscale
Energy kJ
160
109
114
91
73
98
60
60
62
48
69
69
107
115
145
298
485
637
845
1099
1176
Wind (km/h)
25
S
25
S
25
S
20
SSW
15
SW
10
W
15
NNW
25
NNE
30
NE
30
NE
30
ENE
25
ENE
30
ENE
30
ENE
30
ENE
35
E
40
E
45
ENE
50
ENE
55
ENE
55
ENE
Wind State
cross
cross
cross
cross-off
cross-off
off
cross-off
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
High Tide
3:31PM1.11m
4:07AM0.93m
4:28PM1.13m
5:04AM0.99m
5:22PM1.18m
Low Tide
9:17AM0.36m
10:14PM0.28m
10:17AM0.31m
11:03PM0.22m
11:09AM0.25m
part cloud
clear
clear
cloud
thunderstorm
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
<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>
7:00
6:59
6:57
 mm
1
1
1
1
3
2
4
2
Temp °C
23
24
24
24
24
23
22
22
21
20
20
20
21
21
21
21
21
20
19
18
18
Feels °C
20
22
22
24
25
25
23
22
19
17
17
17
18
19
18
17
17
14
12
10
9
  • 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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