Surf Forecasts:
How big are the waves at Cape Mendocino today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 3.5ft (1.1m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 3.5ft (1.0m), 16s period with SW swell.
- Evening surf: Evening surf (18 Jun, local time) - 3.5ft (1.0m), 16s period with SW swell.
The current surf forecast for Cape Mendocino at 4PM is: 1.0m 16s primary swell from a Southwest direction (forecast issued at 10:00am June 18). An open ocean swell of 2.1m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 3.5ft (1.1m) | 17s |
| Afternoon (18 Jun) | 3.5ft (1.0m) | 16s |
| Evening (18 Jun) | 3.5ft (1.0m) | 16s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Fri morning. Very mild (max 15°C on Thu morning, min 10°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
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 | 2 AM | 5 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SSW 18 | SSW 18 | SSW 14 | SSW 18 | SSW 14 | SW 14 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 711 | 677 | 508 | 508 | 502 | 496 | 573 | 565 | 477 | 453 | 435 | 503 | 356 | 352 | 362 | 348 | 357 | 297 | 568 | 641 | 674 | 674 | 620 | 525 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross | cross |
High Tide | 3:45PM1.53m | 2:24AM1.73m | 4:32PM1.58m | 3:26AM1.53m | 5:17PM1.63m | 4:36AM1.32m | ||||||||||||||||||
Low Tide | 8:51AM-0.43m | 9:05PM0.80m | 9:40AM-0.26m | 10:18PM0.73m | 10:29AM-0.06m | 11:33PM0.62m | ||||||||||||||||||
 | |  | | |  |  |  | |  | | | | | | | | | | | | | | | |
 | 5:47 | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:47 |
 | — | — | — | — | 8:50 | — | — | — | — | — | — | — | 8:50 | — | — | — | — | — | — | — | 8:51 | — | — | 8:51 |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 15 | 15 | 14 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 14 | 13 | 12 | 12 | 13 | 14 | 14 | 14 | 13 | 10 | 10 | 10 |
Feels °C | 11 | 14 | 14 | 13 | 12 | 10 | 10 | 10 | 11 | 12 | 12 | 14 | 13 | 12 | 11 | 10 | 11 | 10 | 9 | 9 | 8 | 6 | 5 | 6 |
Swell 1 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 1037 | 1058 | 904 | 799 | 719 | 646 | 646 | 614 | 572 | 572 | 559 | 508 | 508 | 530 | 635 | 615 | 615 | 516 | 568 | 641 | 674 | 674 | 620 | 525 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SSW 14 | SW 14 | SSW 14 | SW 14 | S 12 | S 12 | S 11 | S 11 | S 11 | SSW 20 |
| kJ | 711 | 677 | 508 | 508 | 502 | 496 | 573 | 565 | 477 | 453 | 435 | 503 | 350 | 301 | 362 | 297 | 357 | 297 | 67 | 66 | 40 | 39 | 38 | 149 |
Swell 3 Height (m) Direction Period (s) | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SW 20 | S 11 |
| kJ | 249 | 180 | 170 | 167 | 165 | 165 | 165 | 162 | 162 | 157 | 109 | 105 | 356 | 352 | 273 | 348 | 243 | 240 | 20 | 22 | 18 | 10 | 98 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 563 | 551 | 598 | 598 | 716 | 869 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 21 | 152 | 191 | 51 | 21 | 21 | 0 | 21 | 21 | 21 | 73 | 0 | 0 | 0 | 0 | 0 | 51 | 334 | 473 | 722 | 54 | 51 | 40 | 40 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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