The Patch Surf Break

Lat Long: 37.90° N 122.70° W

The Patch 48 hour detailed Surf Forecast

Issued: 4 am 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Patch sea temperature is
16.2°C
1.6° 

The Patch surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at The Patch today (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 5.5ft (1.7m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 2.5ft (0.7m), 18s period with SW swell.
  • Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.7m), 18s period with SW swell.

The current surf forecast for The Patch at 8AM is: 1.8m 8s primary swell from a Northwest direction and 1.3m 7s secondary swell from a West-northwest direction, 0.6m 18s secondary swell from a Southwest direction (forecast issued at 04:00am September 20). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (20 Sep)5.5ft (1.7m)8s
Afternoon (20 Sep)2.5ft (0.7m)18s
Evening (20 Sep)2.5ft (0.7m)18s

Table - waves today at The Patch. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 17°C on Mon afternoon, min 13°C on Sun morning). Wind will be generally light.

Sunday
20
Monday
21
Tuesday
22
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
3
2
3
2
3
3
1
2
2
3
2
2
1
0
2
2
2
2
3
2
2
2
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SW
18
0.6
SW
18
1.8
NW
8
1.7
NW
8
0.7
SW
18
0.7
SW
19
0.7
SW
18
0.7
SW
18
0.7
SW
18
0.7
SW
17
0.8
SW
17
0.8
SW
17
0.8
SW
17
0.8
SW
17
0.8
SW
17
0.8
SW
17
0.8
SW
17
0.8
SW
17
1.4
WNW
8
1.4
WNW
8
0.7
SW
16
1
WNW
12
2
WNW
10
2
WNW
10
Wave Graph
Metric surfscale
Energy kJ
252
199
350
326
318
339
321
304
300
293
350
346
346
346
408
413
413
346
270
270
248
308
746
747
Wind (km/h)
15
WNW
10
WNW
10
WNW
10
W
10
WNW
15
W
20
WNW
15
WNW
15
WNW
10
WNW
5
WSW
10
SW
15
WSW
15
W
10
W
15
W
10
SW
5
SSW
0
S
5
SSW
10
WSW
15
WNW
15
WNW
10
NW
Wind State
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
glassy
on
cross
cross-off
cross-off
cross-off
High Tide
9:23AM0.94m
7:12PM1.10m
9:55AM0.98m
8:14PM1.13m
10:21AM1.02m
9:07PM1.17m
Low Tide
2:21AM0.13m
2:37PM0.62m
3:15AM0.10m
3:28PM0.57m
3:58AM0.08m
4:11PM0.50m
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:56
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:10
7:08
7:07
 mm
Temp °C
13
13
13
16
16
15
13
13
13
13
13
16
17
15
13
13
13
13
13
16
17
16
14
14
Feels °C
11
12
12
15
15
13
10
11
11
12
13
15
16
13
12
11
12
13
13
15
16
14
12
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 The Patch 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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