Big River surfForecast / CAL – Mendocino County / USA

information circle48hr Weather and Surf, issued 10 am Saturday 28 Mar 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Big River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big River sea temperature is
9.8° C
(Which is 1.9°C colder than average for this time of year)

How big are the waves at Big River today?

The current surf forecast for Big River at 6PM is: 2.3m 10s primary swell from a Northwest direction and 0.7m 14s secondary swell from a West-northwest direction, 0.3m 16s secondary swell from a South-southwest direction (forecast issued at 10:00am March 28). The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (28 Mar)7.5ft (2.3m)9s
Afternoon (28 Mar)7ft (2.2m)10s
Evening (28 Mar)7.5ft (2.3m)8s

Table - waves today at Big River. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Saturday
28
Sunday
29
Monday
30
Tue
31
8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM
Rating
(10 max)
3
3
2
2
2
3
3
3
2
1
0
2
2
2
3
1
2
2
0
0
1
2
1
1
Swell
Height Map
Wave Height (m) & direction (?)
2.3
NW
2.3
NW
2.2
NW
2.3
NW
2.3
NW
2
NW
1.8
NW
1.6
NW
1.4
NW
1.3
NW
1.3
NW
1.5
NW
1.4
NW
1.7
NW
1.9
NW
1.6
NW
1.5
NW
1.6
NW
1.6
NW
1.6
NW
1.3
NW
1.2
NW
1.1
NW
1.1
NW
Period(s) (?)1091010871099997777778888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)96490410401065617423624423321281281212173285392253237308316299216173159145
Wind
(km/h)
10
NNW
10
NNW
20
NNW
25
NNW
15
NNW
10
N
5
N
5
N
5
NNE
10
NW
15
NW
15
NNW
10
NNW
5
N
5
NNW
10
NW
5
NNW
5
NW
20
NW
15
NW
10
NW
5
NW
5
NNW
5
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
glassglasscrosscrosscross-
off
cross-
off
glasscross-
off
crosscross-
off
glasscrosscrosscrossglassglassglass
High Tide
/ height (m)
7:57AM
1.61
9:51PM
1.41
9:03AM
1.60
10:23PM
1.51
9:59AM
1.58
10:53PM
1.59
Low Tide
/ height (m)
3:01PM
-0.13
3:08AM
0.59
3:45PM
-0.09
4:01AM
0.42
4:23PM
-0.01
4:47AM
0.27
Saturday
28
Sunday
29
Monday
30
Tue
31
Sunrise7:05-------7:03-------7:03-------
Sunset---7:34-------7:35-------7:36----
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C915171411121313131514121011111010111099988
Feels °C (?)612128710111111121087109789557766
  • 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

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 Big River 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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest