40th Street Surf Break

Lat Long: 33.62° N 117.94° W

40th Street 48 hour detailed Surf Forecast

Issued: 10 pm 28 Sep 2026 (local time)

Forecast update in  hr  min

Today's 40th Street sea temperature is
22.9°C
3.7° 

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 (29 Sep):

  • Morning surf: Morning surf (29 Sep, local time) - 2ft (0.6m), 12s period with SSE swell.
  • Afternoon surf: Afternoon surf (29 Sep, local time) - 2ft (0.6m), 16s period with SW swell.
  • Evening surf: Evening surf (29 Sep, local time) - 2ft (0.6m), 16s period with SW swell.

The current surf forecast for 40th Street at 5AM is: 0.6m 13s primary swell from a South-southeast direction and 1.0m 8s secondary swell from a West direction (forecast issued at 10:00pm September 28). The wind direction is predicted to be glassy.

Time (PDT) & DateWave HeightWave Period
Morning (29 Sep)2ft (0.6m)12s
Afternoon (29 Sep)2ft (0.6m)16s
Evening (29 Sep)2ft (0.6m)16s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Tue afternoon, min 21°C on Mon night). Wind will be generally light.

Mon
28
Tuesday
29
Wednesday
30
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
2
2
1
1
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)
0.7
SSE
13
0.7
SSE
13
0.7
SSE
13
1
W
8
0.6
SSE
12
0.6
SW
17
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
15
0.5
SW
17
0.6
SW
14
Wave Graph
Metric surfscale
Energy kJ
187
184
187
133
117
235
214
206
203
203
159
157
155
153
196
181
148
132
Wind (km/h)
10
WSW
5
SSW
5
SE
5
WSW
5
N
10
W
20
WSW
15
W
10
WSW
10
SSE
10
SE
15
SSE
15
SE
15
SSE
15
SSW
10
SSW
10
SSE
10
S
Wind State
cross-on
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
on
cross
cross-on
High Tide
11:09PM1.27m
10:48AM1.83m
00:07AM1.10m
11:26AM1.80m
Low Tide
5:09PM0.01m
4:36AM0.48m
6:00PM0.02m
5:03AM0.63m
7:03PM0.05m
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>
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6:43
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6:45
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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6:38
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6:37
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 mm
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Temp °C
22
21
21
21
21
24
25
25
23
22
22
22
21
23
23
23
22
21
Feels °C
22
22
22
22
22
23
22
23
23
23
22
22
21
23
23
24
23
22
  • 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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