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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 4 am Saturday 09 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
12.5° C
(Which is slightly warmer than usual)How big are the waves at Big River today?
The current surf forecast for Big River at 9AM is: 0.8m 14s primary swell from a West-northwest direction and 0.7m 11s secondary swell from a West direction, 1.4m 6s secondary swell from a Northwest direction (forecast issued at 04:00am May 09). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 2.5ft (0.8m) | 14s |
| Afternoon (09 May) | 3ft (0.9m) | 14s |
| Evening (09 May) | 3.5ft (1.0m) | 13s |
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 14°C on Mon morning, min 10°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 9 | Sunday 10 | Monday 11 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 7 | SSW 18 | WNW 14 | WNW 14 | SSW 20 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | SSW 16 | SSW 18 | WNW 12 | WNW 12 | NW 7 | NW 7 | NW 7 | WNW 12 | NW 8 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | |
275 | 207 | 268 | 264 | 253 | 257 | 356 | 398 | 420 | 427 | 368 | 541 | 470 | 645 | 777 | 516 | 422 | 544 | 544 | 524 | 515 | 515 | 955 | 955 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | glassy | |
High Tide | 4:18AM1.31m | 7:15PM1.24m | 5:35AM1.24m | 7:45PM1.34m | 6:54AM1.20m | 8:13PM1.46m | ||||||||||||||||||
Low Tide | 11:47AM0.05m | 00:21AM0.83m | 12:35PM0.10m | 1:28AM0.66m | 1:19PM0.16m | |||||||||||||||||||
 | |  | |  | | |  | | | | | | | | | | | | | | | | | |
 | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:15 | — | — | — | — | — | — | — | 8:15 | — | — | — | — | — | — | — | 8:16 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 10 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 11 | 13 | 13 | 13 | 13 | 12 | 11 | 10 | 11 | 14 | 14 | 13 | 12 | 12 |
8 | 8 | 8 | 8 | 8 | 8 | 8 | 10 | 8 | 8 | 9 | 9 | 8 | 8 | 10 | 9 | 8 | 8 | 9 | 12 | 11 | 11 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | WNW 15 | WNW 15 | WNW 14 | W 10 | W 10 | W 9 | WNW 13 | WNW 12 | WNW 12 | W 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | SSW 18 | WNW 10 | WNW 12 | SSW 16 | NW 7 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 193 | 188 | 268 | 128 | 143 | 132 | 356 | 398 | 420 | 191 | 325 | 541 | 470 | 98 | 246 | 236 | 422 | 427 | 241 | 524 | 515 | 515 | 955 | 955 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 18 | W 11 | WNW 14 | WNW 14 | WNW 13 | SSW 16 | W 8 | W 8 | SSW 16 | SSW 18 | SW 18 | SSW 18 | SSW 18 | WNW 12 | SSW 18 | SW 15 | SW 11 | WNW 11 | SSW 16 | SSW 16 | NW 7 | SSW 16 | SSW 16 |
| kJ | 207 | 207 | 110 | 264 | 226 | 257 | 169 | 86 | 88 | 427 | 368 | 312 | 204 | 123 | 83 | 243 | 226 | 5 | 544 | 291 | 291 | 169 | 402 | 402 |
Swell 3 Height (m) Direction Period (s) | NW 10 | NW 10 | SSW 18 | SSW 19 | SSW 20 | SSW 20 | WSW 10 | SW 16 | SW 16 | WNW 13 | SSW 12 | SSW 19 | SSW 19 | SSW 15 | SSW 14 | WNW 12 | S 18 | S 14 | SSW 16 | S 14 | S 16 | SSW 16 | S 16 | S 16 |
| kJ | 25 | 23 | 180 | 207 | 253 | 218 | 33 | 261 | 261 | 186 | 14 | 123 | 123 | 85 | 140 | 83 | 160 | 4 | 326 | 4 | 5 | 291 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NW 7 | NW 6 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 8 | — | NW 7 | NW 7 | — | NW 7 | — |
| kJ | 275 | 172 | 146 | 151 | 177 | 200 | 306 | 275 | 213 | 271 | 299 | 248 | 308 | 645 | 777 | 516 | 421 | 544 | — | 205 | 184 | — | 189 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 202 | 277 | 303 | 23 | 0 | 0 | 0 | 0 | 129 | 202 | 304 | 202 | 0 | 0 | 0 | 0 | 111 | 129 | 29 | 13 | 0 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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