40th Street Surf Break

Lat Long: 26.42° N 80.06° W

40th Street 48 hour detailed Surf Forecast

Issued: 7 pm 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's 40th Street sea temperature is
30.0° C
0.6° 

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 (31 Jul):

  • Afternoon surf: Afternoon surf (31 Jul, local time) - 0.5ft (0.1m), 10s period with NE swell.
  • Evening surf: Evening surf (31 Jul, local time) - 1.5ft (0.5m), 4s period with SSE swell.

The current surf forecast for 40th Street at 11PM is: 0.6m 4s primary swell from a South direction and 0.1m 10s secondary swell from a Northeast direction (forecast issued at 07:00pm July 31). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (EDT) & DateWave HeightWave Period
Morning (31 Jul)--
Afternoon (31 Jul)0.5ft (0.1m)10s
Evening (31 Jul)1.5ft (0.5m)4s

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


Short Range Forecast

Heavy rain (total 51mm), heaviest during Sun night. Warm (max 32°C on Sat afternoon, min 22°C on Sun night). Winds increasing (calm on Fri night, fresh winds from the NNW by Sun night).

Fri
31
Saturday
1
Sunday
2
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)
0.3
SE
6
0.5
SSE
4
0.6
S
4
0.1
NE
9
0.1
NE
9
0.2
E
8
0.2
E
8
0.2
E
8
0.7
SE
3
0.9
SSE
4
0.2
ESE
8
0.2
E
8
0.2
ESE
8
0.2
E
8
0.6
SE
4
0.7
SE
4
0.7
SE
4
0.4
ESE
4
0.2
E
8
Wave Graph
Metric surfscale
Energy kJ
5
7
10
3
3
6
5
5
12
29
6
5
6
5
11
16
17
8
5
Wind (km/h)
5
SSW
5
SSE
5
SW
15
WNW
15
W
10
W
10
SW
15
SSE
20
SSE
15
SSW
15
WNW
5
SW
15
S
15
SSW
20
S
20
SSE
20
SSE
35
NNW
10
SE
Wind State
glassy
glassy
glassy
cross-off
off
off
cross-off
cross
cross
cross-off
off
cross-off
cross
cross-off
cross
cross
cross-on
cross-off
cross-on
High Tide
10:34PM0.85m
10:50AM0.82m
11:09PM0.84m
11:32AM0.83m
Low Tide
4:12PM0.01m
4:37AM0.06m
4:51PM0.03m
5:15AM0.03m
5:32PM0.06m
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
thunderstorm
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
part cloud
part cloud
heavy rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:07
8:07
8:06
 mm
2
2
1
1
2
1
1
1
37
4
Temp °C
32
31
31
29
27
27
30
32
32
31
29
29
29
29
30
31
31
22
26
Feels °C
36
34
35
32
30
31
33
33
32
33
30
33
31
31
31
31
32
20
28
  • 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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