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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 pm Friday 24 Apr 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
12.1° C
(Which is normal for this time of year)How big are the waves at Big River today?
The current surf forecast for Big River at 4AM is: 1.3m 9s primary swell from a Northwest direction and 0.6m 11s secondary swell from a West-northwest direction (forecast issued at 10:00pm April 24). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 4ft (1.2m) | 9s |
| Afternoon (25 Apr) | 4ft (1.2m) | 9s |
| Evening (25 Apr) | 2.5ft (0.8m) | 16s |
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 Sat morning, min 10°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 24 | Saturday 25 | Sunday 26 | Monday 27 | |||||||||||||||||||||
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 | 8 AM | 11 AM | 2 PM | 5 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 8 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | NW 9 | |
322 | 370 | 314 | 287 | 225 | 202 | 230 | 225 | 263 | 366 | 362 | 469 | 445 | 400 | 508 | 501 | 487 | 447 | 427 | 458 | 444 | 330 | 304 | 321 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | glassy | glassy | on | on | on | glassy | glassy | glassy | cross-off | cross-off | cross | cross-on | cross | cross-off | cross-off | cross | cross-off | glassy | cross-on | cross | cross-off | |
High Tide | 7:44PM1.33m | 6:31AM1.42m | 8:29PM1.43m | 7:50AM1.36m | 9:05PM1.52m | 8:59AM1.32m | ||||||||||||||||||
Low Tide | 00:53AM0.73m | 1:29PM-0.05m | 2:07AM0.56m | 2:19PM0.04m | 3:06AM0.37m | 3:02PM0.15m | ||||||||||||||||||
 |  |  | |  | | | | | | | | | |  | | | |  | | | | | | |
 | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — |
 | 8:00 | — | — | — | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | 8:04 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 |
7 | 9 | 9 | 10 | 10 | 10 | 9 | 10 | 11 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 7 | 8 | 9 | 8 | 9 | 8 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | S 15 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | NW 9 | WNW 13 | WNW 12 | WNW 12 |
 kJ | 209 | 370 | 314 | 287 | 225 | 202 | 230 | 220 | 210 | 156 | 169 | 191 | 191 | 191 | 165 | 501 | 487 | 447 | 427 | 458 | 215 | 330 | 304 | 299 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | S 15 | WNW 11 | WNW 11 | WNW 11 | WNW 15 | WNW 15 | WNW 15 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | S 12 | S 12 | S 12 | S 12 | S 12 | WNW 13 | S 12 | S 12 | S 12 |
| kJ | 113 | 155 | 81 | 79 | 79 | 121 | 167 | 225 | 263 | 366 | 362 | 469 | 445 | 400 | 508 | 46 | 46 | 46 | 46 | 45 | 444 | 45 | 45 | 46 |
Swell 3 Height (m) Direction Period (s) | W 16 | WNW 11 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | SW 15 | SW 14 | SW 15 | SW 15 | SW 15 | S 12 | SW 15 | SW 15 | SW 15 |
| kJ | 129 | 107 | 148 | 102 | 95 | 88 | 87 | 87 | 85 | 85 | 85 | 85 | 84 | 51 | 47 | 33 | 33 | 33 | 33 | 34 | 45 | 34 | 35 | 36 |
Wind waves Height (m) Direction Period (s) | NW 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 8 | NW 8 | NW 8 | NW 9 | NW 9 | — | NW 9 | NW 9 | NW 9 |
| kJ | 322 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 165 | 187 | 222 | 269 | 249 | — | 225 | 246 | 321 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 13 | 7 | 0 | 0 | 160 | 134 | 304 | 0 | 0 | 0 | 0 | 0 | 129 | 277 | 1010 | 129 | 0 | 13 | 0 | 0 | 160 | 183 | 304 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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