40th Street Surf Break

Lat Long: 26.42° N 80.06° W

40th Street 48 hour detailed Surf Forecast

Issued: 7 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's 40th Street sea temperature is
30.5° C
1.0° 

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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 2.5ft (0.8m), 5s period with SE swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 1.5ft (0.5m), 5s period with E swell.
  • Evening surf: Evening surf (15 Aug, local time) - 0.5ft (0.2m), 11s period with ENE swell.

The current surf forecast for 40th Street at 1PM is: 0.8m 5s primary swell from a Southeast direction and 0.5m 5s secondary swell from a East direction (forecast issued at 07:00am August 15). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (15 Aug)2.5ft (0.8m)5s
Afternoon (15 Aug)1.5ft (0.5m)5s
Evening (15 Aug)0.5ft (0.2m)11s

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


Short Range Forecast

Some drizzle, heaviest during Sat morning. Warm (max 32°C on Mon afternoon, min 28°C on Sat morning). Wind will be generally light.

Saturday
15
Sunday
16
Monday
17
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)
0.8
SE
4
0.8
SE
5
0.8
SE
5
0.5
E
5
0.4
ESE
5
0.2
ENE
11
0.6
SE
5
0.4
ESE
8
0.4
ESE
8
0.4
ESE
8
0.2
ESE
8
0.2
ESE
8
0.4
ESE
8
0.2
ESE
8
0.4
SE
5
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
Wave Graph
Metric surfscale
Energy kJ
22
25
26
12
7
13
15
19
20
21
6
7
20
6
10
6
6
6
6
6
6
6
6
Wind (km/h)
15
SE
20
SE
15
SE
15
ESE
15
ESE
15
SE
15
SE
15
SE
10
SE
10
SSE
10
SE
15
SE
15
ESE
15
ESE
10
SE
10
S
10
SSW
5
SSW
10
S
15
SE
15
ESE
15
SE
20
S
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross
High Tide
10:57AM0.98m
11:13PM0.96m
11:43AM0.94m
11:54PM0.91m
12:28PM0.90m
Low Tide
4:45AM-0.06m
5:07PM0.01m
5:32AM-0.04m
5:54PM0.07m
6:18AM0.01m
6:42PM0.14m
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:57
7:55
7:54
 mm
1
Temp °C
28
28
29
30
30
29
28
28
28
28
29
31
30
29
29
29
28
28
30
32
31
30
29
Feels °C
31
30
32
32
32
31
30
32
33
33
33
33
31
31
32
32
31
32
33
34
33
32
30
  • 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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