Surf Forecasts:
How big are the waves at Cape Mendocino today (10 Aug):
- Morning surf: Morning surf (10 Aug, local time) - 1.5ft (0.5m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (10 Aug, local time) - 2ft (0.6m), 14s period with SSW swell.
- Evening surf: Evening surf (10 Aug, local time) - 1.5ft (0.4m), 20s period with SW swell.
The current surf forecast for Cape Mendocino at 3AM is: 0.6m 15s primary swell from a South-southwest direction and 0.3m 21s secondary swell from a Southwest direction (forecast issued at 10:00pm August 09). An open ocean swell of 2.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | 1.5ft (0.5m) | 14s |
| Afternoon (10 Aug) | 2ft (0.6m) | 14s |
| Evening (10 Aug) | 1.5ft (0.4m) | 20s |
Table - waves today at Cape Mendocino. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Mon afternoon, min 12°C on Sun night). Mainly fresh winds. | ||||||||||||||||||
Sun 9 | Monday 10 | Tuesday 11 | ||||||||||||||||
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 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 20 | SW 20 | SW 19 | SW 19 | SW 19 | SW 14 | SW 18 | SW 18 | SW 18 |
Wave Graph  | ||||||||||||||||||
 kJ | 184 | 172 | 167 | 167 | 121 | 165 | 163 | 163 | 154 | 134 | 134 | 96 | 96 | 95 | 57 | 115 | 155 | 154 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 8:39PM2.04m | 11:10AM1.45m | 9:39PM2.09m | 11:49AM1.53m | 10:34PM2.09m | |||||||||||||
Low Tide | 4:20AM-0.29m | 3:57PM0.89m | 5:08AM-0.34m | 4:52PM0.79m | ||||||||||||||
 |  | | | | | | | | | | | | | | |  |  | |
 | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:20 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 12 | 12 | 13 | 16 | 17 | 16 | 14 | 13 | 12 | 12 | 13 | 16 | 17 | 17 | 15 | 14 |
Feels °C | 9 | 8 | 7 | 7 | 9 | 11 | 12 | 12 | 10 | 10 | 7 | 7 | 9 | 11 | 12 | 13 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 14 | S 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 184 | 172 | 167 | 167 | 121 | 165 | 163 | 163 | 154 | 93 | 92 | 59 | 59 | 70 | 57 | 115 | 118 | 118 |
Swell 2 Height (m) Direction Period (s) | W 13 | SSW 12 | SW 21 | SW 21 | WNW 12 | SW 21 | SW 20 | SW 20 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SW 19 | SW 14 | SW 18 | SW 18 | SW 18 |
| kJ | 29 | 26 | 72 | 72 | 29 | 67 | 61 | 98 | 136 | 134 | 134 | 96 | 96 | 95 | 52 | 113 | 155 | 154 |
Swell 3 Height (m) Direction Period (s) | SW 21 | W 13 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | W 15 | S 10 | S 10 | SW 16 | SW 16 | WSW 15 | SW 14 | WNW 14 | SW 18 | WNW 13 | WNW 13 | WNW 12 |
| kJ | 71 | 30 | 12 | 12 | 24 | 12 | 4 | 2 | 2 | 64 | 39 | 21 | 32 | 18 | 51 | 33 | 31 | 31 |
Wind waves Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 9 | NNW 9 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 |
| kJ | 687 | 796 | 1118 | 1034 | 899 | 931 | 909 | 817 | 837 | 987 | 1159 | 1058 | 899 | 931 | 878 | 770 | 789 | 782 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 40 | 42 | 41 | 51 | 40 | 334 | 54 | 80 | 54 | 42 | 41 | 40 | 40 | 219 | 289 | 80 | 40 | 41 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
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