Surf Forecasts:
How big are the waves at Cape Mendocino today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 3ft (0.9m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 3ft (0.9m), 17s period with SSW swell.
- Evening surf: Evening surf (10 Sep, local time) - 3.5ft (1.0m), 16s period with SW swell.
The current surf forecast for Cape Mendocino at 3AM is: 0.7m 18s primary swell from a Southwest direction and 0.8m 12s secondary swell from a West-northwest direction (forecast issued at 10:00pm September 09). An open ocean swell of 1.2m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 3ft (0.9m) | 17s |
| Afternoon (10 Sep) | 3ft (0.9m) | 17s |
| Evening (10 Sep) | 3.5ft (1.0m) | 16s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Wed night, min 12°C on Fri night). Mainly fresh winds. | ||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | ||||||||||||||||
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) | SW 18 | SW 18 | SW 18 | SSW 17 | SW 17 | SW 17 | SSW 17 | SSW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SSW 15 |
Wave Graph  | ||||||||||||||||||
 kJ | 312 | 316 | 312 | 386 | 434 | 419 | 493 | 493 | 540 | 515 | 496 | 483 | 483 | 477 | 551 | 465 | 499 | 387 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off |
High Tide | 10:32PM1.91m | 11:44AM1.71m | 11:23PM1.85m | 12:15PM1.76m | ||||||||||||||
Low Tide | 5:23AM-0.05m | 5:37PM0.42m | 6:00AM0.06m | 6:22PM0.30m | ||||||||||||||
 | |  | |  |  |  | | | |  | | | | | | | | |
 | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:32 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 18 | 17 | 17 | 16 | 18 | 18 | 17 | 14 | 14 | 13 | 13 | 13 | 16 | 16 | 16 | 13 | 12 |
Feels °C | 17 | 15 | 14 | 14 | 14 | 16 | 16 | 14 | 10 | 10 | 9 | 10 | 8 | 12 | 11 | 11 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | SW 18 | WNW 12 | NNW 7 | NNW 7 | NW 12 | SW 17 | SSW 17 | SSW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SSW 15 |
| kJ | 312 | 187 | 164 | 131 | 199 | 419 | 493 | 493 | 540 | 515 | 496 | 483 | 483 | 477 | 551 | 465 | 499 | 387 |
Swell 2 Height (m) Direction Period (s) | NW 13 | SW 18 | WNW 12 | NW 12 | SW 17 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | S 10 | NW 10 | NW 10 | S 9 | WNW 10 | WNW 9 | WNW 9 | NW 10 |
| kJ | 162 | 316 | 184 | 202 | 434 | 157 | 149 | 146 | 146 | 143 | 125 | 96 | 96 | 54 | 64 | 75 | 59 | 94 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 10 | SW 18 | SSW 17 | S 9 | S 11 | S 10 | S 10 | S 11 | S 10 | NW 10 | S 9 | S 9 | WNW 10 | S 8 | S 8 | NW 10 | WNW 10 |
| kJ | 74 | 94 | 312 | 386 | 25 | 81 | 45 | 45 | 121 | 135 | 98 | 83 | 59 | 57 | 34 | 33 | 52 | 60 |
Wind waves Height (m) Direction Period (s) | NNW 8 | NNW 7 | — | — | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | 186 | 157 | — | — | 131 | 160 | 160 | 202 | 228 | 263 | 249 | 249 | 297 | 334 | 319 | 229 | 176 | 121 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 51 | 51 | 51 | 51 | 51 | 151 | 151 | 51 | 51 | 54 | 40 | 45 | 51 | 151 | 437 | 436 | 54 | 51 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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