4 Mile Surf Break

Lat Long: 36.99° N 122.16° W

4 Mile 48 hour detailed Surf Forecast

Issued: 4 pm 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's 4 Mile sea temperature is
14.0° C
0.1° 

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 (20 Jul):

  • Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.8m), 16s period with SSW swell.
  • Evening surf: Evening surf (20 Jul, local time) - 2.5ft (0.8m), 16s period with SSW swell.

The current surf forecast for 4 Mile at 8PM is: 0.8m 16s primary swell from a South-southwest direction and 0.8m 12s secondary swell from a South direction (forecast issued at 04:00pm July 20). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (20 Jul)--
Afternoon (20 Jul)2.5ft (0.8m)16s
Evening (20 Jul)2.5ft (0.8m)16s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Tue afternoon, min 16°C on Wed night). Wind will be generally light.

Mon
20
Tuesday
21
Wednesday
22
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
2
2
2
2
2
2
2
2
3
2
2
2
2
1
1
1
2
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)
0.8
SSW
16
0.7
SW
16
0.8
SSW
16
0.8
SSW
16
0.8
SSW
16
1.1
SSW
14
0.8
SSW
15
1.1
SSW
14
0.9
SSW
14
0.9
SSW
14
1.4
SSW
14
0.9
SSW
15
0.8
SSW
15
0.8
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
Wave Graph
Metric surfscale
Energy kJ
314
255
310
314
314
471
270
465
303
312
752
305
249
263
339
339
297
303
312
316
Wind (km/h)
15
W
15
WNW
10
NW
5
NNE
0
W
10
NW
0
WSW
10
WSW
10
SW
5
WSW
5
S
10
SE
5
SE
5
ESE
5
SSE
10
S
10
SSW
10
SW
5
WSW
5
WNW
Wind State
cross-on
cross-on
cross
cross-off
glassy
cross
glassy
cross-on
on
on
glassy
cross
cross
cross-off
cross
cross-on
cross-on
on
glassy
glassy
High Tide
4:23PM1.97m
5:11AM1.36m
5:07PM1.97m
6:54AM1.31m
5:52PM1.98m
Low Tide
11:25PM0.78m
10:12AM0.98m
00:36AM0.67m
10:58AM1.13m
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:24
8:23
8:23
 mm
Temp °C
18
19
18
18
17
18
20
20
21
20
19
17
17
18
19
19
19
19
18
17
Feels °C
17
18
17
17
17
16
20
19
20
19
19
16
17
18
20
20
20
20
19
19
  • 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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