The Patch surfForecast / CAL – Marin County / USA

information circle48hr Weather and Surf, issued 4 am Sunday 15 Mar 2026 PDT
Forecast update in hr  min  s Forecast update imminent
The Patch surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Patch sea temperature is
13.0° C
(Which is slightly warmer than usual)

How big are the waves at The Patch today?

The current surf forecast for The Patch at 12PM is: 0.6m 20s primary swell from a South-southwest direction and 1.3m 8s secondary swell from a West-northwest direction (forecast issued at 04:00am March 15). The wind direction is predicted to be glassy and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (15 Mar)4.5ft (1.4m)8s
Afternoon (15 Mar)2ft (0.6m)20s
Evening (15 Mar)1.5ft (0.5m)20s

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


Updates in  hr  min  s Forecast update imminent
Sunday
15
Monday
16
Tuesday
17
2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM
Rating
(10 max)
3
2
3
3
3
1
1
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
2
3
Swell
Height Map
Wave Height (m) & direction (?)
1.8
NW
1.4
WNW
1.4
WNW
0.6
SSW
0.6
SSW
0.6
SSW
0.5
SW
0.5
SW
0.6
SSW
0.7
SW
0.7
SW
0.7
SW
0.7
SSW
0.6
SSW
0.7
SSW
0.7
SW
0.7
SW
0.7
SW
0.7
SW
0.7
SW
0.7
SW
0.7
SW
0.7
SW
0.9
W
Period(s) (?)788202020201918181818181818171716161616161614
Wave
Graph
(?)Metric surfscale
Energy kJ (?)313232264256259261190177223338334330280207270302288278271268264261258333
Wind
(km/h)
10
NW
10
NNW
5
NW
5
NW
10
NW
15
NW
15
NW
5
NW
0
NE
5
N
5
N
0
NNE
10
NW
15
NW
15
NW
5
NW
5
NW
5
N
5
NNE
5
NE
10
NW
15
NW
15
NW
10
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
glasscross-
off
cross-
off
cross-
off
cross-
off
glassglassoffglasscross-
off
cross-
off
cross-
off
cross-
off
glassglassoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
9:21AM
1.18
11:07PM
1.02
10:10AM
1.20
11:30PM
1.08
10:57AM
1.22
Low Tide
/ height (m)
4:22AM
0.50
4:54PM
-0.00
5:00AM
0.42
5:27PM
-0.01
5:38AM
0.32
5:59PM
0.02
Sunday
15
Monday
16
Tuesday
17
Sunrise--7:22-------7:20-------7:18-----
Sunset-----7:16-------7:17-------7:19--
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C141313171920161617171720222118181717172124242019
Feels °C (?)121112171717121416161619201815171616162022231717
  • 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

Latest Updates

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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