40th Street Surf Break

Lat Long: 33.62° N 117.94° W

40th Street 48 hour detailed Surf Forecast

Issued: 10 am 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's 40th Street sea temperature is
22.7° C
3.4° 

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 (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 2.5ft (0.8m), 18s period with SSW swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 2ft (0.6m), 16s period with SSW swell.
  • Evening surf: Evening surf (08 Aug, local time) - 2.5ft (0.8m), 16s period with SSW swell.

The current surf forecast for 40th Street at 3PM is: 0.6m 16s primary swell from a South-southwest direction and 0.4m 12s secondary swell from a Southwest direction, 0.4m 4s secondary swell from a West direction (forecast issued at 10:00am August 08). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (08 Aug)2.5ft (0.8m)18s
Afternoon (08 Aug)2ft (0.6m)16s
Evening (08 Aug)2.5ft (0.8m)16s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Sat afternoon, min 20°C on Sat morning). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
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
0
0
0
0
1
1
1
1
0
0
0
0
1
0
1
0
0
0
0
0
1
Swell
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
SSW
18
0.6
SSW
17
0.6
SSW
16
0.6
SSW
16
0.8
SSW
16
0.9
SSW
16
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
0.8
SSW
15
0.7
SSW
15
0.8
SSW
15
0.8
SSW
15
0.7
SSW
15
0.7
SSW
14
0.7
SSW
14
0.6
SSW
14
0.7
SSW
14
0.4
SW
20
0.4
SW
20
0.7
SSW
13
0.4
SSW
20
Wave Graph
Metric surfscale
Energy kJ
352
237
211
203
291
366
366
288
277
249
222
242
242
222
218
215
156
163
141
139
156
149
Wind (km/h)
5
WNW
15
W
20
W
20
W
10
SW
5
SW
5
SSW
5
SW
5
W
10
WSW
15
WSW
10
SSW
10
S
5
SW
10
SSW
5
SSW
5
S
10
SW
15
SW
10
SW
10
SSW
5
SSW
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
glassy
glassy
on
on
on
cross-on
glassy
cross-on
glassy
cross-on
on
on
on
cross-on
glassy
High Tide
7:56AM0.99m
6:01PM1.82m
8:33AM1.10m
7:01PM1.94m
9:06AM1.20m
7:54PM2.03m
Low Tide
11:32AM0.84m
1:54AM-0.20m
12:49PM0.77m
2:38AM-0.33m
1:49PM0.66m
clear
clear
clear
clear
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>
6:07
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:45
7:44
7:43
 mm
Temp °C
20
23
24
24
23
21
21
21
22
24
24
24
22
22
22
22
22
24
24
24
22
22
Feels °C
21
23
23
22
23
22
23
23
24
25
24
24
22
24
23
24
23
25
24
24
22
24
  • 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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