Surf Forecasts:
How big are the waves at Cape Mendocino today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 10ft (3.0m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 8ft (2.4m), 12s period with WNW swell.
- Evening surf: Evening surf (20 Oct, local time) - 6ft (1.8m), 11s period with NW swell.
The current surf forecast for Cape Mendocino at 2PM is: 2.5m 12s primary swell from a West-northwest direction and 1.1m 16s secondary swell from a South-southwest direction (forecast issued at 10:00am October 20). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 10ft (3.0m) | 12s |
| Afternoon (20 Oct) | 8ft (2.4m) | 12s |
| Evening (20 Oct) | 6ft (1.8m) | 11s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Wed morning, min 10°C on Thu night). Winds increasing (calm on Wed morning, fresh winds from the N by Thu night). | ||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | NW 10 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | S 14 | S 15 | SSW 15 | NW 12 | NW 12 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 2299 | 2216 | 1715 | 1259 | 829 | 565 | 490 | 456 | 456 | 456 | 543 | 566 | 604 | 446 | 247 | 247 | 317 | 429 | 435 | 355 | 319 | 325 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | glassy | on | glassy | glassy | cross | cross-on | cross | cross | cross-on | cross-on | cross | cross | cross |
High Tide | 8:34AM1.42m | 7:20PM1.41m | 8:59AM1.49m | 8:23PM1.44m | 9:23AM1.58m | 9:20PM1.46m | ||||||||||||||||
Low Tide | 2:26PM0.83m | 2:23AM0.22m | 3:08PM0.66m | 3:02AM0.25m | 3:46PM0.47m | |||||||||||||||||
 | | | |  |  | | |  | | | |  | | | | | | | | | | |
 | 7:33 | — | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — |
 | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 13 | 14 | 13 | 12 | 12 | 13 | 13 | 13 | 15 | 15 | 14 | 13 | 12 | 11 | 11 | 11 | 13 | 13 | 12 | 12 | 12 |
Feels °C | 10 | 12 | 11 | 10 | 8 | 8 | 9 | 10 | 10 | 14 | 13 | 14 | 12 | 10 | 9 | 10 | 10 | 11 | 10 | 7 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | S 14 | S 15 | NW 7 | NW 12 | NW 12 |
| kJ | 2299 | 2216 | 1715 | 1259 | 829 | 565 | 490 | 373 | 294 | 252 | 215 | 191 | 177 | 143 | 140 | 188 | 255 | 429 | 435 | 136 | 319 | 325 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | NW 13 | WNW 12 | NW 11 | S 14 | S 14 |
| kJ | 758 | 758 | 644 | 534 | 513 | 462 | 456 | 456 | 456 | 456 | 543 | 566 | 604 | 446 | 247 | 247 | 317 | 166 | 239 | 293 | 264 | 200 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 19 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | NW 14 | WNW 11 | SSW 20 | SSW 15 | SSW 19 | SSW 18 |
| kJ | — | — | — | 15 | 139 | 238 | 129 | 152 | 142 | 107 | 145 | 109 | 109 | 100 | 91 | 91 | 116 | 65 | 127 | 355 | 280 | 251 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 7 | NW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 273 | 293 | 118 | 218 | 334 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 41 | 21 | 219 | 68 | 40 | 0 | 51 | 0 | 51 | 0 | 100 | 0 | 0 | 40 | 21 | 21 | 21 | 51 | 334 | 128 | 54 | 51 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||
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