Surf Forecasts:
How big are the waves at Cape Mendocino today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 4.5ft (1.4m), 11s period with NW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 6ft (1.9m), 11s period with NW swell.
- Evening surf: Evening surf (23 Sep, local time) - 4.5ft (1.4m), 11s period with NW swell.
The current surf forecast for Cape Mendocino at 2AM is: 1.5m 11s primary swell from a West-northwest direction and 1.0m 16s secondary swell from a Southwest direction (forecast issued at 10:00pm September 22). An open ocean swell of 1.3m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 4.5ft (1.4m) | 11s |
| Afternoon (23 Sep) | 6ft (1.9m) | 11s |
| Evening (23 Sep) | 4.5ft (1.4m) | 11s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Thu afternoon, min 12°C on Tue night). Winds increasing (calm on Thu afternoon, fresh winds from the N by Fri afternoon). | ||||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | ||||||||||||||||
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) | WNW 12 | WNW 12 | WNW 11 | NW 11 | NW 11 | NW 11 | NW 11 | WNW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 647 | 625 | 583 | 503 | 493 | 850 | 850 | 403 | 503 | 503 | 715 | 752 | 850 | 729 | 676 | 548 | 437 | 335 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross-on | on | glassy | cross | cross |
High Tide | 8:50PM1.64m | 10:27AM1.49m | 9:39PM1.67m | 10:49AM1.56m | 10:25PM1.68m | |||||||||||||
Low Tide | 3:58AM0.12m | 4:11PM0.69m | 4:30AM0.13m | 4:47PM0.54m | ||||||||||||||
 | | |  |  | | | | | | | |  | |  | |  | | |
 | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:10 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 12 | 12 | 15 | 16 | 16 | 13 | 13 | 13 | 13 | 14 | 16 | 17 | 18 | 17 | 16 |
Feels °C | 10 | 10 | 8 | 8 | 8 | 11 | 11 | 11 | 9 | 10 | 10 | 10 | 12 | 14 | 15 | 17 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 11 | NW 11 | NW 11 | SW 16 | SW 16 | WNW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 |
| kJ | 647 | 625 | 583 | 503 | 493 | 367 | 358 | 403 | 503 | 503 | 715 | 752 | 850 | 729 | 676 | 548 | 437 | 335 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | S 11 | S 11 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 367 | 502 | 502 | 371 | 367 | 10 | 9 | 331 | 318 | 314 | 314 | 314 | 314 | 309 | 305 | 301 | 293 | 194 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 11 | S 15 | S 14 | S 11 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 |
| kJ | 25 | 25 | 25 | 11 | 10 | 4 | 4 | 9 | 16 | 16 | 14 | 14 | 30 | 28 | 27 | 26 | 22 | 22 |
Wind waves Height (m) Direction Period (s) | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NW 11 | NW 11 | NNW 6 | NNW 6 | NNW 6 | N 6 | N 6 | — | — | — | — | — | — |
| kJ | 128 | 132 | 140 | 203 | 160 | 850 | 850 | 111 | 74 | 82 | 47 | 27 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 80 | 68 | 40 | 51 | 51 | 54 | 262 | 262 | 54 | 40 | 40 | 40 | 21 | 40 | 152 | 0 | 21 | 21 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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