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Surf Forecasts:

The Patch surfForecast / CAL – Marin County / USA

information circle48hr Weather and Surf, issued 10 am Thursday 19 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
13.4° C
 (Which is 1.3°C warmer than normal for this time of year)

How big are the waves at The Patch today?

The current surf forecast for The Patch at 4PM is: 0.8m 10s primary swell from a West direction and 0.5m 14s secondary swell from a Southwest direction (forecast issued at 10:00am March 19). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (19 Mar)2ft (0.6m)14s
Afternoon (19 Mar)2.5ft (0.8m)10s
Evening (19 Mar)2.5ft (0.8m)12s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Thursday
19
Friday
20
Saturday
21
Sun
22
8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM
Rating
(10 max)
2
1
2
1
2
2
2
2
2
2
2
2
2
2
1
2
2
2
1
1
2
2
4
!
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
SSW
0.5
SW
0.5
SW
0.8
W
0.8
WSW
0.8
WSW
0.8
WSW
0.8
W
0.9
W
0.9
W
0.9
W
0.9
W
0.9
W
1
W
0.9
W
0.9
W
1.6
WNW
1.7
WNW
2
WNW
2.5
WNW
2.5
WNW
2.5
WNW
2.3
WNW
3
NW
Period(s) (?)1414141012121212121211111112111188888899
Wave
Graph
(?)Metric surfscale
Energy kJ (?)133961001351831861791742242202051982052621911842943815478289739538781303
Wind
(km/h)
5
NNW
5
N
10
NW
15
NW
15
NW
5
NW
5
NNW
5
NNE
5
N
5
NNW
10
WNW
15
WNW
15
WNW
10
WNW
5
W
15
NW
20
NW
20
NW
30
NW
35
NW
30
NW
25
NW
15
NW
0
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglasscross-
off		cross-
off		cross-
off		cross-
off		glassglassoffglasscross-
off		cross-
off		cross-
off		cross-
off		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glass
High Tide
/ height (m)
12:34PM
1.16
12:47AM
1.26
1:26PM
1.10
1:19AM
1.31
2:24PM
1.02
1:55AM
1.33
Low Tide
/ height (m)
6:56AM
0.11
7:04PM
0.13
7:39AM
0.02
7:39PM
0.22
8:26AM
-0.05
8:17PM
0.32
Thursday
19
Friday
20
Saturday
21
Sun
22
Sunrise7:16-------7:13-------7:13-------
Sunset---7:21-------7:22-------7:22----
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C162125252221202019222321161414121316171511101010
Feels °C (?)1420242219191919192222191313131010131284579
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

View detailed surf forecast for The Patch at:
surf-forecast.com

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