40th Street Surf Break

Lat Long: 26.42° N 80.06° W

40th Street 48 hour detailed Surf Forecast

Issued: 7 pm 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's 40th Street sea temperature is
30.5°C
1.2° 

40th 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 40th Street today (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 1.5ft (0.5m), 4s period with ESE swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 1.5ft (0.4m), 4s period with ESE swell.
  • Evening surf: Evening surf (30 Aug, local time) - 0.5ft (0.2m), 10s period with ENE swell.

The current surf forecast for 40th Street at 1AM is: 0.2m 8s primary swell from a East-northeast direction and 0.2m 8s secondary swell from a East direction, 0.4m 3s secondary swell from a East-southeast direction (forecast issued at 07:00pm August 29). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 Aug)1.5ft (0.5m)4s
Afternoon (30 Aug)1.5ft (0.4m)4s
Evening (30 Aug)0.5ft (0.2m)10s

Table - waves today at 40th Street. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 15mm), heaviest on Sun night. Warm (max 31°C on Sun afternoon, min 28°C on Sat night). Wind will be generally light.

Sat
29
Sunday
30
Monday
31
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)
0.4
E
4
0.2
E
8
0.2
E
8
0.2
E
8
0.5
ESE
4
0.5
ESE
4
0.5
E
4
0.2
E
8
0.2
E
8
0.2
ENE
10
0.2
ENE
10
0.2
ENE
10
0.2
ENE
10
0.2
ENE
9
0.2
ENE
8
0.2
ENE
8
0.2
ENE
8
0.2
ENE
8
0.5
E
8
Wave Graph
Metric surfscale
Energy kJ
5
5
5
6
8
9
9
6
5
10
10
9
9
7
7
7
7
6
29
Wind (km/h)
15
E
15
E
15
E
15
ESE
15
ESE
15
ESE
15
ESE
15
ESE
15
ESE
20
E
15
E
15
ESE
10
ESE
10
ESE
10
ESE
10
SE
10
E
15
ENE
15
E
Wind State
on
on
on
cross-on
cross-on
cross-on
on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
cross-on
on
High Tide
10:01PM0.94m
10:26AM0.97m
10:38PM0.94m
11:09AM0.97m
Low Tide
3:47PM0.09m
4:06AM0.05m
4:28PM0.10m
4:46AM0.03m
5:10PM0.14m
cloud
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
cloud
thunderstorm
thunderstorm
thunderstorm
cloud
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:43
7:42
7:40
 mm
1
2
1
3
2
1
1
1
Temp °C
28
28
28
29
29
29
30
31
30
30
29
29
29
29
30
30
30
29
29
Feels °C
30
30
31
31
32
32
32
34
32
32
32
32
33
33
34
34
33
31
31
  • 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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