4 Mile Surf Break

Lat Long: 36.99° N 122.16° W

4 Mile 48 hour detailed Surf Forecast

Issued: 4 am 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's 4 Mile sea temperature is
15.1° C
0.5° 

4 Mile surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at 4 Mile today (06 Aug):

  • Morning surf: Morning surf (06 Aug, local time) - 1.5ft (0.5m), 13s period with SW swell.
  • Afternoon surf: Afternoon surf (06 Aug, local time) - 1.5ft (0.5m), 13s period with SW swell.
  • Evening surf: Evening surf (06 Aug, local time) - 1.5ft (0.5m), 13s period with SW swell.

The current surf forecast for 4 Mile at 9AM is: 0.5m 13s primary swell from a Southwest direction and 0.5m 9s secondary swell from a West-northwest direction (forecast issued at 04:00am August 06). The wind direction is predicted to be glassy.

Time (PDT) & DateWave HeightWave Period
Morning (06 Aug)1.5ft (0.5m)13s
Afternoon (06 Aug)1.5ft (0.5m)13s
Evening (06 Aug)1.5ft (0.5m)13s

Table - waves today at 4 Mile. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 20°C on Sat afternoon, min 14°C on Thu morning). Wind will be generally light.

Thursday
6
Friday
7
Saturday
8
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
1
1
1
2
0
0
0
1
1
2
2
2
1
0
0
1
1
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)
0.5
SW
14
0.6
WNW
9
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.4
SW
18
0.4
SSW
18
0.4
SSW
18
0.4
SSW
19
0.5
SSW
19
0.5
SSW
19
0.5
SSW
19
0.5
SW
13
0.5
SSW
17
0.6
SSW
17
0.6
SSW
18
0.7
SSW
18
0.6
SSW
18
0.6
SSW
17
0.5
SSW
16
0.6
SSW
16
Wave Graph
Metric surfscale
Energy kJ
95
53
79
84
84
84
84
84
80
124
128
139
210
210
205
104
157
235
240
318
240
232
147
201
Wind (km/h)
0
E
0
NNE
0
W
10
W
10
W
15
W
15
NW
10
NNW
5
NNW
5
NNW
5
WNW
10
W
15
W
15
WNW
10
WNW
10
NW
5
NW
5
NNW
5
WNW
10
W
15
W
15
WNW
10
WNW
5
NW
Wind State
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
cross
cross
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross
cross
High Tide
5:55AM1.29m
4:51PM2.08m
7:43AM1.33m
5:53PM2.16m
8:55AM1.42m
6:57PM2.25m
Low Tide
11:33PM0.63m
9:46AM1.12m
00:46AM0.46m
10:54AM1.23m
1:50AM0.29m
12:19PM1.27m
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:09
8:08
8:07
 mm
Temp °C
12
13
14
18
19
18
16
16
16
15
16
18
18
18
16
17
16
15
16
19
20
19
17
17
Feels °C
13
13
14
17
18
17
14
15
15
14
16
17
16
17
15
16
16
15
16
19
19
18
16
17
  • 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 4 Mile 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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