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Big River Surf Forecast
/ CAL – Mendocino County (14 breaks) / California (404 breaks) /
Surf Forecasts:
Big River surfForecast / CAL – Mendocino County / USA
48hr Weather and Surf, issued 10 am Friday 22 May 2026 PDTForecast 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 2.4°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 2PM is: 2.2m 10s primary swell from a Northwest direction and 0.6m 18s secondary swell from a South-southwest direction (forecast issued at 10:00am May 22). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 May) | 7ft (2.1m) | 10s |
| Afternoon (22 May) | 7ft (2.2m) | 10s |
| Evening (22 May) | 7ft (2.2m) | 9s |
Table - waves today at Big River. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Fri morning, min 9°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Mon 25 | |||||||||||||||||||||
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 | 2 AM | 5 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | NW 16 | NW 16 | NW 16 | NW 15 | WNW 15 | WNW 14 | WNW 14 | NW 13 | |
813 | 887 | 887 | 851 | 798 | 781 | 731 | 636 | 358 | 299 | 255 | 258 | 258 | 258 | 258 | 258 | 268 | 376 | 358 | 496 | 568 | 774 | 617 | 517 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | glassy | glassy | glassy | glassy | cross-on | on | on | on | cross-on | glassy | glassy | glassy | cross-on | on | on | on | cross-on | cross | cross-off | cross-off | |
High Tide | 6:06PM1.40m | 4:52AM1.41m | 6:55PM1.49m | 6:15AM1.25m | 7:38PM1.57m | |||||||||||||||||||
Low Tide | 10:52AM-0.21m | 11:21PM0.73m | 11:48AM-0.05m | 00:45AM0.59m | 12:40PM0.12m | 1:57AM0.41m | ||||||||||||||||||
 |  | | | |  | |  | | | | | | | | | | | | | | | | | |
 | 5:56 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 |
 | — | — | — | — | 8:27 | — | — | — | — | — | — | — | 8:28 | — | — | — | — | — | — | — | 8:29 | — | — | 8:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 12 | 12 | 12 | 11 | 10 | 10 | 9 | 10 | 11 | 12 | 11 | 10 | 10 | 10 | 9 | 11 | 11 | 12 | 11 | 10 | 10 | 9 | 9 |
9 | 9 | 10 | 10 | 10 | 9 | 9 | 8 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NNW 8 | NW 8 | NW 8 | WNW 10 | NNW 8 | NW 8 | NNW 8 | NW 15 | WNW 15 | WNW 14 | WNW 14 | NW 13 |
 kJ | 813 | 887 | 887 | 851 | 798 | 781 | 731 | 636 | 358 | 299 | 233 | 244 | 147 | 176 | 149 | 148 | 114 | 145 | 114 | 496 | 568 | 774 | 617 | 517 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SSW 18 | SSW 18 | SW 18 | SW 15 | SW 14 | SW 15 | SSW 15 | NW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NNW 8 | WNW 9 | NW 16 | NW 16 | NW 8 | NW 8 | NW 8 | SW 15 | SW 15 |
| kJ | 154 | 209 | 209 | 154 | 104 | 103 | 109 | 150 | 148 | 127 | 168 | 125 | 186 | 125 | 122 | 105 | 98 | 376 | 358 | 95 | 93 | 60 | 217 | 217 |
Swell 3 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | SW 17 | S 12 | S 12 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | NW 16 | NW 9 | NW 9 | SW 16 | WNW 9 | SSW 14 | NW 7 | NW 7 |
| kJ | 109 | 109 | 109 | 109 | 152 | 76 | 48 | 49 | 162 | 201 | 255 | 258 | 258 | 258 | 258 | 258 | 268 | 88 | 90 | 251 | 78 | 140 | 44 | 44 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | SSE 3 | SSE 12 | S 4 | S 4 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 4 | 47 | 10 | 8 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 36 | 57 | 57 | 82 | 0 | 0 | 0 | 0 | 7 | 85 | 57 | 57 | 13 | 0 | 0 | 0 | 7 | 85 | 57 | 36 | 19 | 7 | 0 | 0 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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