Surf Forecasts:
How big are the waves at Cape Mendocino today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 3ft (0.9m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 3ft (0.9m), 15s period with SSW swell.
- Evening surf: Evening surf (17 Aug, local time) - 3ft (0.9m), 15s period with SSW swell.
The current surf forecast for Cape Mendocino at 1AM is: 0.9m 15s primary swell from a South-southwest direction and 0.4m 9s secondary swell from a West-northwest direction (forecast issued at 04:00pm August 16). An open ocean swell of 1.3m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 3ft (0.9m) | 14s |
| Afternoon (17 Aug) | 3ft (0.9m) | 15s |
| Evening (17 Aug) | 3ft (0.9m) | 15s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Sun afternoon, min 12°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | ||||||||||||||||||
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) | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 519 | 512 | 457 | 348 | 334 | 330 | 330 | 330 | 334 | 334 | 334 | 334 | 334 | 268 | 180 | 178 | 239 | 249 | 362 | 366 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 2:43PM1.75m | 2:58AM1.41m | 3:18PM1.74m | 4:06AM1.25m | 3:55PM1.71m | |||||||||||||||
Low Tide | 9:14PM0.38m | 9:04AM0.47m | 10:12PM0.35m | 9:47AM0.67m | ||||||||||||||||
 | |  |  | | | | | |  | | | | | | | | | | | |
 | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | 8:14 | — | — | — | — | — | — | — | 8:12 | — | — | — | — | — | — | — | 8:10 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 14 | 13 | 13 | 13 | 14 | 15 | 16 | 16 | 14 | 13 | 13 | 12 | 13 | 15 | 16 | 16 | 14 | 13 |
Feels °C | 13 | 12 | 10 | 10 | 11 | 11 | 12 | 13 | 13 | 13 | 11 | 10 | 10 | 9 | 9 | 11 | 12 | 12 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 16 | SSW 16 |
| kJ | 519 | 512 | 457 | 348 | 334 | 330 | 330 | 330 | 334 | 334 | 334 | 334 | 334 | 268 | 180 | 178 | 239 | 249 | 362 | 366 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 9 | W 9 | WNW 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | WNW 8 | WNW 8 | SSW 18 | SSW 17 | WNW 15 | WNW 15 | WNW 14 | WNW 13 |
| kJ | 29 | 29 | 29 | 43 | 27 | 41 | 40 | 39 | 38 | 37 | 36 | 32 | 22 | 22 | 103 | 101 | 42 | 84 | 111 | 102 |
Swell 3 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | SSW 18 | WNW 13 | WNW 16 | SSW 18 | NW 11 | NW 11 | S 10 |
| kJ | 27 | 27 | 26 | 21 | 21 | 21 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 62 | 18 | 48 | 62 | 5 | 5 | 2 |
Wind waves Height (m) Direction Period (s) | NW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | 72 | 100 | 107 | 114 | 149 | 191 | 186 | 198 | 211 | 211 | 198 | 198 | 204 | 229 | 294 | 286 | 277 | 262 | 236 | 204 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 151 | 51 | 51 | 40 | 40 | 40 | 40 | 51 | 151 | 151 | 51 | 54 | 45 | 40 | 52 | 151 | 151 | 54 | 40 | 54 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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