Surf Forecasts:
How big are the waves at Big River today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 8ft (2.5m), 12s period with NW swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 8ft (2.5m), 12s period with WNW swell.
- Evening surf: Evening surf (20 Oct, local time) - 7ft (2.1m), 11s period with WNW swell.
The current surf forecast for Big River at 10AM is: 2.5m 12s primary swell from a Northwest direction and 1.2m 16s secondary swell from a South-southwest direction (forecast issued at 04:00am October 20). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 8ft (2.5m) | 12s |
| Afternoon (20 Oct) | 8ft (2.5m) | 12s |
| Evening (20 Oct) | 7ft (2.1m) | 11s |
Table - waves today at Big River. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Thu morning. Very mild (max 16°C on Wed morning, min 10°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 16 | NW 13 | NW 13 | NW 12 | NW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | NW 7 | NW 7 | NW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 773 | 1904 | 2170 | 2069 | 2069 | 1694 | 1242 | 845 | 485 | 456 | 456 | 543 | 551 | 620 | 534 | 187 | 247 | 313 | 443 | 456 | 456 | 306 | 524 | 447 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | glassy | cross | cross-off | cross-off | off | cross-off | glassy | cross-on | on | cross-on | glassy | cross-off | glassy | glassy | cross | glassy | glassy | cross-off | cross-off | cross-off | cross-off |
High Tide | 8:30AM1.39m | 7:22PM1.41m | 8:55AM1.48m | 8:23PM1.43m | 9:19AM1.58m | 9:18PM1.45m | ||||||||||||||||||
Low Tide | 1:21AM0.24m | 1:51PM0.85m | 2:04AM0.25m | 2:39PM0.69m | 2:41AM0.28m | 3:21PM0.50m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  |  |  | | |  | | |
 | — | 7:28 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 5 | 1 | — | — | — | — |
Temp °C | 10 | 10 | 11 | 14 | 14 | 13 | 12 | 12 | 14 | 14 | 14 | 16 | 15 | 15 | 14 | 14 | 13 | 12 | 12 | 13 | 13 | 12 | 12 | 11 |
Feels °C | 9 | 7 | 8 | 12 | 10 | 10 | 10 | 10 | 12 | 13 | 12 | 14 | 14 | 14 | 13 | 14 | 13 | 10 | 12 | 13 | 11 | 8 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 13 | NW 13 | NW 12 | NW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | NW 10 | NW 10 | NW 10 | NW 9 | SSW 16 | NW 8 | NW 8 | NW 8 | SSW 14 | NW 8 | NW 7 | SSW 15 | SSW 14 | SSW 14 | NW 12 |
| kJ | 463 | 1904 | 2170 | 2069 | 2069 | 1694 | 1242 | 845 | 485 | 416 | 241 | 264 | 242 | 620 | 160 | 129 | 84 | 313 | 125 | 156 | 456 | 273 | 273 | 202 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | NW 9 | SSW 16 | SSW 13 | SSW 14 | NW 8 | SSW 14 | SSW 15 | NW 13 | NW 13 | SSW 18 | SSW 14 |
| kJ | 773 | 783 | 758 | 644 | 636 | 520 | 468 | 456 | 456 | 456 | 456 | 543 | 551 | 176 | 534 | 187 | 247 | 114 | 443 | 456 | 138 | 193 | 254 | 210 |
Swell 3 Height (m) Direction Period (s) | NW 14 | — | — | — | — | — | — | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SSW 19 | — | SSW 18 |
| kJ | 590 | — | — | — | — | — | — | 139 | 238 | 129 | 303 | 107 | 107 | 145 | 109 | 109 | 97 | 91 | 91 | 91 | 65 | 283 | — | 333 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 7 | NW 7 | NW 7 | NW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 215 | 306 | 524 | 447 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 175 | 0 | 0 | 0 | 0 | 0 | 7 | 36 | 7 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 277 | 129 | 0 | 0 |
Best forecast wave conditions in Mendocino County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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