Surf Forecasts:
How big are the waves at Cape Mendocino today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 2.5ft (0.8m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 3ft (0.9m), 14s period with SSW swell.
- Evening surf: Evening surf (31 Jul, local time) - 2ft (0.6m), 14s period with SSE swell.
The current surf forecast for Cape Mendocino at 5AM is: 0.7m 14s primary swell from a Southwest direction and 0.5m 15s secondary swell from a South direction, 1.2m 6s secondary swell from a North-northwest direction (forecast issued at 10:00pm July 30). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 2.5ft (0.8m) | 14s |
| Afternoon (31 Jul) | 3ft (0.9m) | 14s |
| Evening (31 Jul) | 2ft (0.6m) | 14s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Fri afternoon, min 12°C on Thu night). Winds increasing (light winds from the N on Thu night, strong winds from the N by Sun morning). | ||||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | ||||||||||||||||
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 15 | S 16 | S 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 9 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 6 | NW 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 287 | 239 | 171 | 214 | 214 | 301 | 301 | 239 | 183 | 197 | 183 | 136 | 133 | 134 | 136 | 136 | 239 | 487 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross |
High Tide | 00:13AM1.79m | 1:56PM1.51m | 00:53AM1.70m | 2:22PM1.56m | ||||||||||||||
Low Tide | 6:43PM0.85m | 7:20AM-0.09m | 7:23PM0.78m | 7:50AM-0.01m | 8:07PM0.70m | |||||||||||||
 |  | | | | | | | |  | | |  | | |  | | | |
 | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | 8:34 | — | — | — | — | — | — | — | 8:32 | — | — | — | — | — | — | — | 8:31 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 12 | 12 | 12 | 13 | 16 | 17 | 17 | 15 | 14 | 13 | 13 | 14 | 17 | 17 | 16 | 14 | 14 |
Feels °C | 10 | 9 | 8 | 9 | 10 | 12 | 13 | 13 | 11 | 11 | 10 | 10 | 11 | 13 | 13 | 11 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | S 16 | NW 8 | SW 14 | SW 14 | SSW 14 | SSW 14 | WNW 9 | WNW 9 | SSE 13 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 14 | SSW 14 | SW 14 |
| kJ | 287 | 239 | 95 | 214 | 214 | 301 | 301 | 138 | 138 | 139 | 116 | 111 | 88 | 108 | 76 | 136 | 136 | 97 |
Swell 2 Height (m) Direction Period (s) | S 16 | SW 15 | S 15 | S 15 | S 15 | S 15 | S 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | S 13 | S 12 |
| kJ | 178 | 171 | 159 | 109 | 104 | 112 | 155 | 239 | 183 | 138 | 183 | 136 | 133 | 134 | 136 | 55 | 83 | 74 |
Swell 3 Height (m) Direction Period (s) | SSE 18 | SSE 17 | SW 15 | SSE 16 | S 15 | S 8 | — | SSE 14 | SSE 14 | S 14 | S 13 | S 12 | S 14 | S 14 | SSE 13 | SSE 11 | WSW 19 | SW 19 |
| kJ | 60 | 57 | 171 | 86 | 118 | 1 | — | 152 | 143 | 101 | 125 | 113 | 91 | 91 | 55 | 25 | 37 | 15 |
Wind waves Height (m) Direction Period (s) | NW 6 | NW 6 | N 6 | NNW 6 | NNW 6 | NW 6 | NW 5 | NNW 5 | N 5 | NW 9 | N 4 | N 4 | NNW 4 | NNW 4 | NNW 5 | NW 5 | NW 6 | NW 7 |
| kJ | 110 | 95 | 38 | 90 | 108 | 95 | 102 | 42 | 27 | 197 | 14 | 19 | 24 | 32 | 62 | 115 | 239 | 487 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 54 | 40 | 40 | 40 | 40 | 211 | 151 | 437 | 59 | 51 | 40 | 40 | 54 | 262 | 334 | 436 | 436 | 114 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
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