4 Mile Surf Break

Lat Long: 36.99° N 122.16° W

4 Mile 48 hour detailed Surf Forecast

Issued: 10 am 05 Sep 2026 (local time)

Forecast update in  hr  min

Today's 4 Mile sea temperature is
15.4°C
0.3° 

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 (05 Sep):

  • Morning surf: Morning surf (05 Sep, local time) - 3.5ft (1.1m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (05 Sep, local time) - 3.5ft (1.1m), 16s period with SSW swell.
  • Evening surf: Evening surf (05 Sep, local time) - 3.5ft (1.1m), 15s period with SSW swell.

The current surf forecast for 4 Mile at 4PM is: 1.1m 16s primary swell from a South-southwest direction and 0.3m 15s secondary swell from a South direction, 1.0m 9s secondary swell from a West-northwest direction (forecast issued at 10:00am September 05). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (05 Sep)3.5ft (1.1m)16s
Afternoon (05 Sep)3.5ft (1.1m)16s
Evening (05 Sep)3.5ft (1.1m)15s

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 13°C on Sun night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Mon night).

Saturday
5
Sunday
6
Monday
7
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)
3
1
1
0
2
3
3
3
3
1
1
0
2
3
3
3
3
2
1
2
3
3
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
SSW
16
1.1
SSW
16
1.1
SSW
16
1.2
SSW
16
1
SSW
15
1.1
SSW
15
1
SSW
15
1
SSW
15
1
SSW
15
1
SSW
15
0.9
SSW
15
0.9
SSW
14
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
S
13
1
S
13
1
S
13
1
S
13
1.2
S
13
1.2
S
13
Wave Graph
Metric surfscale
Energy kJ
475
554
546
688
445
559
422
417
449
405
305
301
305
309
305
305
281
347
345
342
495
488
Wind (km/h)
5
N
15
WNW
25
WNW
25
NW
20
NNW
15
NNW
10
NNW
10
NNW
10
NNW
15
WNW
25
WNW
30
NW
20
NNW
15
NNW
10
NNW
10
NNW
5
N
5
WSW
10
W
10
WNW
10
NNW
5
E
Wind State
cross-off
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross-off
cross-off
High Tide
7:51AM1.44m
5:40PM2.09m
8:41AM1.53m
6:52PM2.14m
9:18AM1.63m
7:56PM2.18m
Low Tide
11:09AM1.33m
1:32AM0.26m
12:42PM1.28m
2:26AM0.19m
1:54PM1.17m
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>
6:41
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:30
7:30
7:28
 mm
Temp °C
15
18
19
20
17
15
15
14
14
18
19
20
17
15
14
13
14
17
19
19
17
16
Feels °C
14
16
15
15
13
13
13
13
13
16
15
15
14
13
12
12
14
16
18
17
16
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.


Nearest locationNearest