Surf Forecasts:
How big are the waves at Cape Mendocino today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 3.5ft (1.0m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 3.5ft (1.1m), 15s period with SSW swell.
- Evening surf: Evening surf (21 Oct, local time) - 3.5ft (1.0m), 16s period with SSW swell.
The current surf forecast for Cape Mendocino at 3AM is: 1.0m 15s primary swell from a South-southwest direction and 1.5m 10s secondary swell from a Northwest direction (forecast issued at 10:00pm October 20). The wind direction is predicted to be cross-offshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 3.5ft (1.0m) | 15s |
| Afternoon (21 Oct) | 3.5ft (1.1m) | 15s |
| Evening (21 Oct) | 3.5ft (1.0m) | 16s |
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 Fri morning). Winds increasing (calm on Wed morning, strong winds from the N by Thu night). | ||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||
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 11 | WNW 10 | NW 10 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 16 | SSW 16 | SSW 13 | SSW 14 | SSW 14 | S 14 | S 15 | SSW 15 | NW 12 | SSW 18 |
Wave Graph  | ||||||||||||||||||
 kJ | 829 | 565 | 490 | 456 | 456 | 456 | 543 | 566 | 604 | 446 | 187 | 247 | 317 | 429 | 435 | 355 | 280 | 251 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross | glassy | cross-on | glassy | cross-off | cross-on | cross | cross | cross | cross-on | cross-on | cross | cross | cross |
High Tide | 7:20PM1.41m | 8:59AM1.49m | 8:23PM1.44m | 9:23AM1.58m | 9:20PM1.46m | |||||||||||||
Low Tide | 2:23AM0.22m | 3:08PM0.66m | 3:02AM0.25m | 3:46PM0.47m | ||||||||||||||
 |  | | |  |  | | | | | | | | | | | |  | |
 | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 13 | 14 | 14 | 15 | 15 | 15 | 13 | 13 | 12 | 11 | 12 | 13 | 13 | 13 | 12 | 12 |
Feels °C | 8 | 9 | 9 | 11 | 12 | 14 | 14 | 14 | 12 | 12 | 10 | 9 | 10 | 10 | 9 | 8 | 7 | 5 |
Swell 1 Height (m) Direction Period (s) | 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 | WNW 12 | NW 11 | NW 12 | S 14 |
| kJ | 829 | 565 | 490 | 373 | 300 | 287 | 220 | 167 | 155 | 147 | 140 | 167 | 178 | 429 | 231 | 293 | 273 | 200 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 16 | SSW 16 | SSW 13 | SSW 14 | SSW 14 | NW 13 | S 15 | SSW 15 | S 14 | SSW 18 |
| kJ | 513 | 462 | 456 | 456 | 456 | 456 | 543 | 566 | 604 | 446 | 187 | 247 | 317 | 163 | 435 | 355 | 264 | 251 |
Swell 3 Height (m) Direction Period (s) | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SSW 20 | SSW 20 | SSW 19 | SSW 18 |
| kJ | 139 | 238 | 129 | 152 | 107 | 107 | 145 | 145 | 145 | 100 | 93 | 91 | 91 | 65 | 127 | 127 | 280 | 251 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 7 | NW 7 | NNW 7 | NNW 7 | NW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 189 | 233 | 251 | 251 | 703 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 51 | 0 | 51 | 0 | 51 | 0 | 51 | 0 | 0 | 21 | 21 | 21 | 21 | 109 | 151 | 149 | 54 | 54 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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