4 Mile Surf Break

Lat Long: 36.99° N 122.16° W

4 Mile 48 hour detailed Surf Forecast

Issued: 4 pm 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's 4 Mile sea temperature is
16.4°C
1.4° 

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 (15 Sep):

  • Afternoon surf: Afternoon surf (15 Sep, local time) - 4ft (1.2m), 8s period with WNW swell.
  • Evening surf: Evening surf (15 Sep, local time) - 3.5ft (1.1m), 8s period with WNW swell.

The current surf forecast for 4 Mile at 10PM is: 1.1m 8s primary swell from a West-northwest direction and 0.4m 16s secondary swell from a Southwest direction (forecast issued at 04:00pm September 15). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (15 Sep)--
Afternoon (15 Sep)4ft (1.2m)8s
Evening (15 Sep)3.5ft (1.1m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Fri morning, min 13°C on Tue night). Wind will be generally light.

Tue
15
Wednesday
16
Thursday
17
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)
0
0
1
1
1
2
1
0
0
0
0
1
1
2
2
1
0
0
1
2
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)
1.3
WNW
8
1.2
WNW
8
1.1
WNW
8
1.1
WNW
8
1.1
WNW
8
1.1
WNW
8
1.2
WNW
8
1.2
WNW
8
1.2
WNW
8
1.1
WNW
8
0.5
SSW
17
0.5
SSW
17
0.5
SSW
15
0.5
SSW
16
0.4
SW
21
0.6
SSW
16
0.6
SSW
16
0.4
SW
21
0.4
SW
21
0.5
SSW
15
Wave Graph
Metric surfscale
Energy kJ
228
192
149
149
149
149
202
192
188
168
170
170
128
138
142
198
196
138
126
121
Wind (km/h)
15
W
15
WNW
15
WNW
10
NW
10
WNW
5
NW
5
NW
10
WNW
20
WNW
20
WNW
15
NW
10
NW
5
NW
5
NE
5
ENE
5
SW
15
WSW
15
WNW
15
NW
10
N
Wind State
cross-on
cross-on
cross
cross
cross
glassy
cross
cross-on
cross-on
cross-on
cross
cross
cross
off
off
on
cross-on
cross-on
cross
cross-off
High Tide
1:30PM1.98m
3:25AM1.43m
2:08PM1.91m
5:03AM1.38m
2:56PM1.85m
Low Tide
8:48PM0.55m
7:43AM1.19m
9:51PM0.59m
8:21AM1.30m
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:15
7:15
7:13
 mm
Temp °C
17
17
14
14
13
13
14
16
17
17
16
15
15
15
15
17
18
17
16
16
Feels °C
15
15
12
13
12
13
14
15
14
14
14
14
14
15
14
16
16
15
14
15
  • 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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