40th Street Surf Break

Lat Long: 33.62° N 117.94° W

40th Street 48 hour detailed Surf Forecast

Issued: 4 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's 40th Street sea temperature is
22.2°C
2.7° 

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 (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 1.5ft (0.4m), 19s period with SW swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.
  • Evening surf: Evening surf (23 Aug, local time) - 2ft (0.6m), 13s period with SSW swell.

The current surf forecast for 40th Street at 9AM is: 0.4m 19s primary swell from a Southwest direction and 0.6m 6s secondary swell from a West direction, 0.5m 14s secondary swell from a South-southwest direction (forecast issued at 04:00am August 23). The wind direction is predicted to be glassy.

Time (PDT) & DateWave HeightWave Period
Morning (23 Aug)1.5ft (0.4m)19s
Afternoon (23 Aug)1.5ft (0.4m)18s
Evening (23 Aug)2ft (0.6m)13s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Tue afternoon, min 23°C on Sun morning). Wind will be generally light.

Sunday
23
Monday
24
Tuesday
25
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
1
1
0
0
0
0
0
1
2
2
0
0
0
0
0
0
1
1
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)
0.6
SSW
14
0.6
SSW
15
0.4
SW
19
0.4
SW
19
0.4
SW
18
0.4
SW
18
0.6
SSW
13
0.6
SSW
14
0.7
SSW
14
0.6
SW
18
0.6
SW
18
0.5
SW
18
0.5
SW
17
0.5
SW
17
0.5
SW
17
0.6
SW
17
0.6
SW
17
0.6
SW
17
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.5
SW
16
0.7
SSE
12
0.7
S
13
Wave Graph
Metric surfscale
Energy kJ
165
186
131
127
114
112
139
145
213
215
215
163
148
142
138
177
224
222
219
216
167
127
155
173
Wind (km/h)
5
SW
0
SSE
5
WSW
10
WSW
15
W
20
W
10
W
10
SW
5
SSW
5
WNW
5
SW
10
SW
15
WSW
15
W
10
W
10
S
10
SSW
5
S
0
SE
10
WSW
15
W
15
W
15
S
10
SSE
Wind State
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
on
glassy
glassy
glassy
on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
on
cross-on
cross-on
cross-on
cross-on
High Tide
8:46AM1.11m
7:00PM1.58m
9:00AM1.16m
7:38PM1.67m
9:16AM1.21m
8:12PM1.74m
Low Tide
1:59AM0.08m
1:06PM0.87m
2:29AM0.00m
1:42PM0.77m
2:57AM-0.05m
2:15PM0.67m
clear
clear
clear
clear
clear
cloud
clear
clear
clear
clear
clear
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>
6:18
6:18
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:29
7:27
7:25
 mm
Temp °C
22
23
23
26
27
26
25
23
23
23
24
26
26
27
26
24
24
24
25
27
28
28
26
25
Feels °C
25
26
26
27
27
25
26
24
25
25
26
27
26
26
26
25
25
26
27
27
27
27
26
26
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our 40th Street surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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