Surf Forecasts:
How big are the waves at Big River today (12 Nov):
- Morning surf: Morning surf (12 Nov, local time) - 13ft (4.0m), 15s period with WNW swell.
- Afternoon surf: Afternoon surf (12 Nov, local time) - 11ft (3.5m), 15s period with WNW swell.
- Evening surf: Evening surf (12 Nov, local time) - 13ft (4.0m), 14s period with W swell.
The current surf forecast for Big River at 1AM is: 3.5m 15s primary swell from a West-northwest direction and 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 09:00pm November 11). The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Nov) | 13ft (4.0m) | 15s |
| Afternoon (12 Nov) | 11ft (3.5m) | 15s |
| Evening (12 Nov) | 13ft (4.0m) | 14s |
Table - waves today at Big River. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 43mm), heaviest during Fri morning. Very mild (max 19°C on Thu morning, min 13°C on Wed night). Winds increasing (calm on Wed night, strong winds from the SSW by Thu night). | |||||||||||||||||||||
Wed 11 | Thursday 12 | Friday 13 | Sat 14 | ||||||||||||||||||
7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | WNW 13 | WNW 14 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | W 15 | W 14 | WNW 14 | WNW 14 | WNW 14 | W 15 | W 15 | W 16 | WNW 18 | WNW 19 | WNW 19 | WNW 19 | WNW 18 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2955 | 3234 | 5538 | 5835 | 5755 | 6155 | 5994 | 5240 | 4982 | 5953 | 4178 | 3645 | 3051 | 7130 | 8208 | 12745 | 31876 | 49344 | 51340 | 43808 | 33557 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 1:44AM1.32m | 11:45AM1.76m | 2:35AM1.30m | 12:23PM1.69m | 3:30AM1.30m | ||||||||||||||||
Low Tide | 6:31PM-0.11m | 5:48AM1.00m | 7:13PM-0.05m | 6:30AM1.05m | 7:58PM0.02m | ||||||||||||||||
 | | |  |  | |  | | |  | |  |  |  |  |  | | | | | | |
 | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — |
 | — | — | — | — | — | — | — | 5:02 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | 5:00 |
mm | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 7 | 14 | 3 | 3 | 3 | 2 | 2 | 2 | 2 |
Temp °C | 15 | 14 | 13 | 13 | 13 | 18 | 19 | 18 | 16 | 15 | 16 | 15 | 14 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 13 |
Feels °C | 15 | 14 | 11 | 11 | 11 | 15 | 14 | 14 | 12 | 11 | 11 | 8 | 5 | 11 | 10 | 9 | 9 | 8 | 10 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | WNW 13 | WNW 14 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | W 15 | W 14 | WNW 14 | WNW 14 | WNW 14 | W 15 | W 15 | W 16 | WNW 18 | WNW 19 | WNW 19 | WNW 19 | WNW 18 |
| kJ | 2955 | 3234 | 5538 | 5835 | 5755 | 6155 | 5994 | 5240 | 4982 | 5953 | 4178 | 3645 | 3051 | 7130 | 8208 | 12745 | 31876 | 49344 | 51340 | 43808 | 33557 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | WNW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 18 | SSW 18 | — | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
| kJ | 183 | 1343 | 136 | 134 | 134 | 133 | 129 | 123 | 120 | 99 | 104 | 102 | — | 149 | 147 | 147 | 291 | 201 | 196 | 186 | 174 |
Swell 3 Height (m) Direction Period (s) | — | SSW 14 | SW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | — | — | — | SSW 13 | SSW 13 | SSW 13 | — | — | — | — | — |
| kJ | — | 183 | 15 | 37 | 37 | 66 | 63 | 121 | 123 | 123 | — | — | — | 65 | 93 | 62 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | S 5 | S 5 | S 5 | S 5 | SSW 6 | SSW 7 | SSW 7 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 50 | 87 | 73 | 90 | 434 | 632 | 913 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 7 | 7 | 7 | 274 | 628 | 327 | 202 | 202 | 202 | 317 | 46 | 648 | 303 | 303 | 303 | 202 | 202 | 98 |
Best forecast wave conditions in Mendocino County | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Never miss your swells again.
Built by surfers, trusted by millions for over 20 years. The Wavefinder in our app makes it even easier to find where the best waves are breaking. Follow the yellow stars along your coast and get there first.
Scan the QR code to open the Surf‑Forecast app
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