4 Mile Surf Break

Lat Long: 36.99° N 122.16° W

4 Mile 48 hour detailed Surf Forecast

Issued: 10 pm 07 Aug 2026 (local time)

Forecast update in  hr  min

Today's 4 Mile sea temperature is
15.6° C
1.0° 

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 (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 2ft (0.6m), 18s period with SSW swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 2ft (0.6m), 17s period with SSW swell.
  • Evening surf: Evening surf (08 Aug, local time) - 2ft (0.6m), 16s period with SSW swell.

The current surf forecast for 4 Mile at 2AM is: 0.5m 17s primary swell from a South-southwest direction and 0.6m 7s secondary swell from a West-northwest direction (forecast issued at 10:00pm August 07). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (08 Aug)2ft (0.6m)18s
Afternoon (08 Aug)2ft (0.6m)17s
Evening (08 Aug)2ft (0.6m)16s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Sun morning, min 13°C on Fri night). Wind will be generally light.

Fri
7
Saturday
8
Sunday
9
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
2
2
0
0
0
1
1
2
3
2
1
1
1
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
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
0.5
SSW
17
0.5
SSW
16
0.6
SSW
16
0.8
SSW
16
1.3
WNW
10
0.8
SSW
16
1.4
WNW
10
1.3
WNW
10
1.3
WNW
10
1.3
WNW
9
1.3
WNW
9
Wave Graph
Metric surfscale
Energy kJ
205
104
159
235
240
318
240
168
147
201
291
288
334
349
325
319
266
255
Wind (km/h)
15
NW
5
NNW
5
NNW
0
NW
5
WNW
10
W
15
W
15
WNW
10
WNW
5
NW
0
N
5
NNW
5
NW
10
W
15
W
20
WNW
15
NW
5
N
Wind State
cross
cross-off
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross
cross
glassy
glassy
cross
cross-on
cross-on
cross
cross
glassy
High Tide
8:55AM1.42m
6:57PM2.25m
9:44AM1.51m
7:58PM2.33m
Low Tide
1:50AM0.29m
12:19PM1.27m
2:45AM0.14m
1:37PM1.25m
clear
clear
clear
clear
part cloud
part cloud
part cloud
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
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:08
8:07
8:07
 mm
Temp °C
16
14
13
13
15
18
19
18
16
15
15
16
17
20
19
19
17
16
Feels °C
14
13
13
13
14
17
18
16
15
14
15
16
16
19
18
17
15
16
  • 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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