4 Mile Surf Break

Lat Long: 36.99° N 122.16° W

4 Mile 48 hour detailed Surf Forecast

Issued: 10 pm 30 Jul 2026 (local time)

Forecast update in  hr  min

Today's 4 Mile sea temperature is
15.3° C
0.9° 

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 (31 Jul):

  • Morning surf: Morning surf (31 Jul, local time) - 2.5ft (0.8m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (31 Jul, local time) - 4.5ft (1.3m), 8s period with WNW swell.
  • Evening surf: Evening surf (31 Jul, local time) - 4.5ft (1.4m), 7s period with WNW swell.

The current surf forecast for 4 Mile at 5AM is: 0.9m 15s primary swell from a South-southwest direction and 1.1m 8s secondary swell from a West-northwest direction (forecast issued at 10:00pm July 30). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (31 Jul)2.5ft (0.8m)15s
Afternoon (31 Jul)4.5ft (1.3m)8s
Evening (31 Jul)4.5ft (1.4m)7s

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 Thu night). Wind will be generally light.

Thu
30
Friday
31
Saturday
1
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)
2
3
2
2
1
0
0
0
1
1
3
3
2
1
0
0
1
4
Swell
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
15
1.7
NW
8
0.9
SSW
15
0.9
SSW
15
0.8
SSW
15
0.7
SSW
14
1.3
WNW
8
0.8
SSW
14
0.7
S
14
1.3
WNW
8
1.7
NW
8
1.6
NW
8
1.6
NW
8
1.7
NW
8
1.3
WNW
8
1.6
WNW
8
1.7
WNW
8
2.3
NW
9
Wave Graph
Metric surfscale
Energy kJ
246
355
305
305
284
218
218
276
196
187
328
305
305
362
237
343
390
772
Wind (km/h)
20
NNW
15
NNW
10
N
10
NNW
10
NW
15
WNW
25
WNW
30
NW
20
NNW
20
NNW
15
NNW
10
NNW
10
NW
15
WNW
20
WNW
25
NW
20
NW
15
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross-off
High Tide
11:27PM2.07m
1:14PM1.69m
00:06AM1.96m
1:41PM1.75m
Low Tide
6:34AM0.30m
6:18PM1.10m
7:02AM0.40m
7:08PM1.04m
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>
6:11
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:16
8:15
8:15
 mm
Temp °C
17
14
14
13
15
19
21
21
17
15
14
14
15
18
20
20
18
15
Feels °C
14
11
12
11
13
16
17
16
13
12
12
12
13
16
17
16
16
13
  • 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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