4 Mile Surf Break

Lat Long: 36.99° N 122.16° W

4 Mile 48 hour detailed Surf Forecast

Issued: 10 pm 23 Sep 2026 (local time)

Forecast update in  hr  min

Today's 4 Mile sea temperature is
15.6°C
0.4° 

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 (24 Sep):

  • Morning surf: Morning surf (24 Sep, local time) - 4.5ft (1.3m), 9s period with WNW swell.
  • Afternoon surf: Afternoon surf (24 Sep, local time) - 3.5ft (1.1m), 11s period with WNW swell.
  • Evening surf: Evening surf (24 Sep, local time) - 4ft (1.2m), 11s period with WNW swell.

The current surf forecast for 4 Mile at 3AM is: 1.3m 9s primary swell from a West-northwest direction and 0.7m 15s secondary swell from a Southwest direction (forecast issued at 10:00pm September 23). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (24 Sep)4.5ft (1.3m)9s
Afternoon (24 Sep)3.5ft (1.1m)11s
Evening (24 Sep)4ft (1.2m)11s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Fri afternoon, min 13°C on Fri night). Winds increasing (calm on Wed night, fresh winds from the NW by Fri afternoon).

Wed
23
Thursday
24
Friday
25
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
3
3
3
2
1
1
2
3
3
2
2
2
0
0
0
2
3
Swell
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
11
1.3
WNW
9
1.3
WNW
9
1.3
WNW
9
1.3
WNW
9
1.1
WNW
10
1.1
WNW
11
1.6
NW
11
1.2
WNW
11
1.5
NW
11
0.8
SSW
13
0.8
SSW
14
0.9
SSW
14
0.8
SSW
13
0.9
SSW
13
0.9
SSW
13
1.7
WNW
11
2.5
NW
11
Wave Graph
Metric surfscale
Energy kJ
397
266
292
273
228
260
286
582
311
524
204
207
286
201
277
227
645
1411
Wind (km/h)
10
N
5
NW
5
NW
5
NNW
5
NW
10
W
15
WNW
20
NW
10
N
15
NW
10
N
10
NNW
10
NNW
20
NW
30
NW
30
NW
20
NNW
15
NNW
Wind State
cross-off
glassy
cross-off
glassy
glassy
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
8:53PM1.92m
10:03AM1.79m
9:37PM1.92m
10:24AM1.88m
10:23PM1.89m
Low Tide
3:36AM0.46m
3:43PM0.88m
4:04AM0.51m
4:23PM0.73m
clear
clear
clear
clear
clear
part cloud
clear
clear
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:02
7:00
 mm
Temp °C
20
17
18
18
18
20
20
20
18
17
16
16
16
20
21
20
16
14
Feels °C
19
17
17
17
18
19
18
17
15
14
14
15
16
18
16
15
12
11
  • 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