Surf Forecasts:
How big are the waves at Big River today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 7.5ft (2.3m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 7ft (2.2m), 11s period with WNW swell.
- Evening surf: Evening surf (18 Oct, local time) - 7.5ft (2.3m), 13s period with WNW swell.
The current surf forecast for Big River at 5AM is: 1.6m 12s primary swell from a West-northwest direction and 1.0m 17s secondary swell from a South-southwest direction, 1.7m 7s secondary swell from a Northwest direction (forecast issued at 10:00pm October 17). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 7.5ft (2.3m) | 12s |
| Afternoon (18 Oct) | 7ft (2.2m) | 11s |
| Evening (18 Oct) | 7.5ft (2.3m) | 13s |
Table - waves today at Big River. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Tue morning, min 10°C on Sun morning). Wind will be generally light. | ||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | ||||||||||||||||
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 |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | SSW 18 | SSW 18 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | NW 12 | WNW 11 | NW 11 | SSW 15 |
Wave Graph  | ||||||||||||||||||
 kJ | 596 | 596 | 713 | 713 | 1460 | 1411 | 1207 | 1207 | 1573 | 1803 | 1622 | 1450 | 1158 | 972 | 857 | 681 | 503 | 604 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross | cross | cross-off | glassy | glassy |
High Tide | 7:20AM1.26m | 4:55PM1.42m | 8:01AM1.32m | 6:13PM1.40m | ||||||||||||||
Low Tide | 11:31PM0.21m | 11:27AM1.06m | 00:30AM0.23m | 12:49PM0.98m | ||||||||||||||
 | | | |  |  | | |  | | | |  | | | |  | | |
 | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 11 | 10 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 12 | 13 | 13 | 12 | 12 |
Feels °C | 12 | 12 | 10 | 9 | 8 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | WNW 11 | WNW 12 | WNW 12 | SSW 16 | WNW 12 | WNW 11 | WNW 11 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | NW 12 | WNW 11 | NW 11 | NW 11 |
| kJ | 596 | 251 | 713 | 713 | 619 | 1411 | 1207 | 1207 | 1573 | 1803 | 1622 | 1450 | 1158 | 972 | 857 | 681 | 503 | 447 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | SSW 18 | SSW 18 | SSW 17 | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 17 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 |
| kJ | 197 | 596 | 589 | 576 | 98 | 597 | 590 | 493 | 590 | 582 | 582 | 679 | 745 | 428 | 417 | 411 | 405 | 604 |
Swell 3 Height (m) Direction Period (s) | WNW 13 | WNW 13 | SSW 13 | SSW 13 | WNW 19 | SSW 13 | SSW 19 | S 19 | S 20 | S 19 | S 19 | SSW 12 | WNW 16 | S 18 | S 18 | S 18 | S 18 | WNW 15 |
| kJ | 236 | 229 | 98 | 99 | 37 | 96 | 117 | 190 | 276 | 273 | 183 | 29 | 86 | 399 | 399 | 307 | 225 | 128 |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | NW 7 | WNW 12 | — | — | — | WNW 11 | — | — | — | — | — | — | — | — | — |
| kJ | 308 | 317 | 301 | 293 | 1460 | — | — | — | 1264 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 129 | 304 | 277 | 34 | 0 | 0 | 0 | 0 | 39 | 279 | 0 | 0 | 0 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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