Surf Forecasts:
How big are the waves at Big River today (11 Aug):
- Afternoon surf: Afternoon surf (11 Aug, local time) - 7ft (2.1m), 8s period with NW swell.
- Evening surf: Evening surf (11 Aug, local time) - 8ft (2.5m), 8s period with NW swell.
The current surf forecast for Big River at 10PM is: 2.5m 8s primary swell from a Northwest direction and 0.5m 14s secondary swell from a South-southwest direction, 0.5m 18s secondary swell from a Southwest direction (forecast issued at 04:00pm August 11). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | - | - |
| Afternoon (11 Aug) | 7ft (2.1m) | 8s |
| Evening (11 Aug) | 8ft (2.5m) | 8s |
Table - waves today at Big River. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Wed afternoon, min 11°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||||
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 |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 582 | 665 | 1002 | 886 | 746 | 865 | 765 | 908 | 719 | 789 | 834 | 684 | 589 | 579 | 650 | 530 | 470 | 403 | 337 | 320 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | cross | cross | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross | cross | glassy |
High Tide | 11:39AM1.43m | 10:31PM2.12m | 12:16PM1.52m | 11:23PM2.07m | 12:51PM1.60m | |||||||||||||||
Low Tide | 4:20PM0.73m | 5:35AM-0.34m | 5:15PM0.62m | 6:15AM-0.27m | 6:09PM0.52m | |||||||||||||||
 | |  |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | 8:15 | — | — | — | — | — | — | — | 8:14 | — | — | — | — | — | — | — | 8:13 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 12 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 13 | 13 | 12 | 12 | 13 | 14 | 14 | 14 | 12 | 12 |
Feels °C | 11 | 13 | 10 | 11 | 10 | 10 | 12 | 12 | 12 | 13 | 11 | 13 | 11 | 12 | 13 | 13 | 12 | 12 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | NW 8 | NW 8 | SSW 14 | SSW 14 | SSW 18 | NW 8 | NW 8 | NW 8 | SW 17 | SSW 16 | SSW 16 | SSW 16 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 |
| kJ | 582 | 665 | 138 | 118 | 209 | 661 | 765 | 719 | 145 | 179 | 175 | 173 | 589 | 579 | 650 | 530 | 470 | 403 | 337 | 320 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 14 | SW 18 | SW 18 | SW 14 | SSW 18 | SSW 18 | SSW 18 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 57 | 116 | 155 | 154 | 52 | 207 | 207 | 207 | 67 | 67 | 68 | 68 | 173 | 261 | 206 | 203 | 201 | 251 | 248 | 245 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SW 18 | S 9 | — | S 12 | SSW 12 | SSW 13 | SSW 13 | WNW 14 | NW 18 | W 18 | WNW 13 | SSW 14 | S 11 | S 11 | S 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 |
| kJ | 54 | 50 | 2 | — | 26 | 29 | 67 | 66 | 21 | 12 | 6 | 34 | 104 | 21 | 21 | 21 | 29 | 29 | 29 | 29 |
Wind waves Height (m) Direction Period (s) | — | — | NW 8 | NW 8 | NW 8 | NW 8 | — | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | — | — | — | — | — | — | — | — |
| kJ | — | — | 1002 | 886 | 746 | 865 | — | 908 | 719 | 789 | 834 | 684 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 82 | 34 | 0 | 0 | 0 | 0 | 0 | 85 | 155 | 160 | 0 | 0 | 0 | 0 | 7 | 85 | 123 | 304 | 13 | 0 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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