Surf Forecasts:
How big are the waves at Cape Mendocino today (18 Jul):
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.8m), 18s period with SW swell.
- Evening surf: Evening surf (18 Jul, local time) - 2.5ft (0.8m), 18s period with SW swell.
The current surf forecast for Cape Mendocino at 9PM is: 0.8m 18s primary swell from a Southwest direction and 0.9m 16s secondary swell from a West-northwest direction, 1.6m 7s secondary swell from a Northwest direction (forecast issued at 04:00pm July 18). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | - | - |
| Afternoon (18 Jul) | 2.5ft (0.8m) | 18s |
| Evening (18 Jul) | 2.5ft (0.8m) | 18s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Sat afternoon, min 12°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | ||||||||||||||||||
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) | WNW 16 | SW 18 | SW 18 | WNW 16 | WNW 16 | NW 8 | NW 8 | NW 8 | NW 8 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 362 | 375 | 388 | 348 | 348 | 434 | 434 | 445 | 456 | 434 | 505 | 434 | 419 | 326 | 314 | 261 | 255 | 390 | 362 | 367 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | glassy | glassy | cross-on | cross-on | cross | cross | cross | cross | cross | glassy | glassy | on | cross-on | cross | cross |
High Tide | 3:40PM1.69m | 3:10AM1.48m | 4:20PM1.72m | 4:18AM1.27m | 5:00PM1.73m | |||||||||||||||
Low Tide | 9:49PM0.58m | 9:47AM0.18m | 10:56PM0.49m | 10:31AM0.41m | ||||||||||||||||
 |  |  |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | 8:44 | — | — | — | — | — | — | — | 8:44 | — | — | — | — | — | — | — | 8:43 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 14 | 12 | 12 | 12 | 14 | 15 | 16 | 16 | 14 | 13 | 13 | 13 | 13 | 15 | 16 | 15 | 14 | 13 |
Feels °C | 12 | 12 | 11 | 9 | 9 | 12 | 14 | 14 | 14 | 13 | 11 | 11 | 11 | 12 | 13 | 15 | 15 | 15 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | WNW 16 | WNW 16 | WNW 16 | NW 7 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | SW 17 | SW 17 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 |
| kJ | 362 | 353 | 353 | 318 | 388 | 434 | 434 | 445 | 456 | 434 | 505 | 541 | 513 | 469 | 469 | 428 | 428 | 390 | 330 | 297 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 18 | SW 18 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | SW 16 | WNW 14 | WNW 14 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 362 | 375 | 388 | 348 | 348 | 344 | 339 | 259 | 314 | 239 | 163 | 434 | 419 | 326 | 314 | 261 | 255 | 362 | 362 | 367 |
Swell 3 Height (m) Direction Period (s) | NW 11 | WNW 10 | WNW 10 | SW 19 | SW 16 | SW 14 | SW 16 | SW 16 | WNW 15 | SSE 12 | SSE 12 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | S 13 | S 13 | S 13 |
| kJ | 90 | 71 | 41 | 278 | 132 | 65 | 201 | 201 | 246 | 27 | 27 | 163 | 163 | 163 | 160 | 160 | 111 | 173 | 229 | 219 |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | — | — | — | — | — | — | NNW 8 | NNW 8 | — | — | — | — | — | — | — | — | — |
| kJ | 210 | 233 | 266 | — | — | — | — | — | — | 541 | 541 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 151 | 54 | 51 | 40 | 41 | 0 | 0 | 51 | 151 | 151 | 51 | 45 | 40 | 21 | 0 | 0 | 86 | 51 | 21 | 40 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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