Surf Forecasts:
How big are the waves at Cape Mendocino today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 3ft (0.9m), 17s period with WNW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 3ft (0.9m), 17s period with WNW swell.
- Evening surf: Evening surf (17 Jul, local time) - 3.5ft (1.0m), 16s period with WNW swell.
The current surf forecast for Cape Mendocino at 3AM is: 0.9m 17s primary swell from a West-northwest direction and 0.6m 15s secondary swell from a Southwest direction, 1.4m 6s secondary swell from a Northwest direction (forecast issued at 10:00pm July 16). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 3ft (0.9m) | 17s |
| Afternoon (17 Jul) | 3ft (0.9m) | 17s |
| Evening (17 Jul) | 3.5ft (1.0m) | 16s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Fri afternoon, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Thu 16 | Friday 17 | Saturday 18 | ||||||||||||||||
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 18 | WNW 18 | WNW 18 | WNW 17 | WNW 17 | WNW 17 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | SW 18 | SW 18 | SW 18 | NW 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 377 | 454 | 438 | 428 | 433 | 433 | 516 | 518 | 499 | 457 | 463 | 457 | 452 | 452 | 366 | 375 | 388 | 359 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 1:16AM1.89m | 3:01PM1.66m | 2:11AM1.69m | 3:40PM1.69m | ||||||||||||||
Low Tide | 7:46PM0.71m | 8:23AM-0.23m | 8:45PM0.65m | 9:05AM-0.04m | 9:49PM0.58m | |||||||||||||
 |  | | | | | | | |  |  | |  | | | | | | |
 | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:44 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 12 | 12 | 12 | 12 | 15 | 16 | 16 | 14 | 12 | 12 | 12 | 13 | 15 | 16 | 16 | 14 | 12 |
Feels °C | 10 | 8 | 8 | 9 | 8 | 11 | 12 | 12 | 10 | 9 | 9 | 9 | 10 | 12 | 13 | 13 | 11 | 9 |
Swell 1 Height (m) Direction Period (s) | WNW 18 | WNW 18 | WNW 18 | WNW 17 | WNW 17 | WNW 17 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | NNW 7 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | NW 8 |
| kJ | 377 | 454 | 438 | 428 | 433 | 433 | 516 | 518 | 499 | 457 | 463 | 457 | 274 | 452 | 362 | 353 | 353 | 359 |
Swell 2 Height (m) Direction Period (s) | WNW 8 | SW 16 | SW 15 | SW 19 | SW 19 | SW 19 | SW 19 | SW 14 | WNW 6 | SW 14 | NW 12 | WNW 12 | WNW 16 | SW 17 | SW 18 | SW 18 | SW 18 | WNW 16 |
| kJ | 59 | 155 | 143 | 173 | 229 | 296 | 181 | 74 | 69 | 130 | 69 | 90 | 452 | 293 | 366 | 375 | 388 | 348 |
Swell 3 Height (m) Direction Period (s) | SW 16 | S 13 | S 12 | SW 14 | SW 14 | SW 14 | SW 14 | SW 19 | SW 14 | NW 12 | SW 14 | SW 14 | SW 17 | NW 11 | NW 11 | WNW 10 | SW 13 | SW 19 |
| kJ | 157 | 29 | 11 | 74 | 103 | 103 | 103 | 177 | 103 | 50 | 132 | 132 | 241 | 92 | 90 | 72 | 61 | 278 |
Wind waves Height (m) Direction Period (s) | NNW 5 | NW 6 | NW 6 | NW 7 | NW 7 | NW 6 | NW 6 | NW 6 | N 6 | NNW 7 | NNW 7 | NNW 7 | — | NW 7 | NW 7 | NW 7 | NW 8 | — |
| kJ | 71 | 120 | 167 | 173 | 192 | 172 | 167 | 167 | 86 | 145 | 180 | 230 | — | 309 | 309 | 340 | 350 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 109 | 59 | 59 | 45 | 40 | 151 | 437 | 437 | 54 | 40 | 40 | 40 | 40 | 151 | 151 | 54 | 51 | 41 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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