Surf Forecasts:
How big are the waves at Lighthouse today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 5.5ft (1.7m), 6s period with NW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 6.5ft (2.0m), 6s period with WNW swell.
- Evening surf: Evening surf (13 Sep, local time) - 5ft (1.6m), 7s period with NW swell.
The current surf forecast for Lighthouse at 8AM is: 1.6m 7s primary swell from a Northwest direction and 0.9m 6s secondary swell from a West-northwest direction, 0.6m 14s secondary swell from a Southwest direction (forecast issued at 04:00am September 13). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 5.5ft (1.7m) | 6s |
| Afternoon (13 Sep) | 6.5ft (2.0m) | 6s |
| Evening (13 Sep) | 5ft (1.6m) | 7s |
Table - waves today at Lighthouse. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Sun morning, min 14°C on Tue night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Tue night). | ||||||||||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||||||||||||
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 | 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) | NW 7 | NW 7 | NW 7 | SSW 13 | WNW 6 | WNW 7 | NW 7 | NW 7 | NW 7 | NW 7 | WNW 8 | NW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | NW 9 | NW 9 | WNW 9 | NW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 357 | 308 | 226 | 120 | 268 | 431 | 271 | 178 | 389 | 375 | 207 | 547 | 449 | 512 | 500 | 336 | 885 | 749 | 339 | 537 | 267 | 207 | 173 | 157 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | on | on | on | cross-on | cross-on |
High Tide | 11:53PM1.46m | 12:03PM1.65m | 00:44AM1.30m | 12:33PM1.64m | 1:41AM1.16m | 1:04PM1.59m | ||||||||||||||||||
Low Tide | 5:47AM0.37m | 6:37PM0.21m | 6:15AM0.55m | 7:28PM0.23m | 6:41AM0.72m | 8:24PM0.26m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:12 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 17 | 21 | 21 | 20 | 18 | 17 | 16 | 15 | 16 | 21 | 21 | 21 | 18 | 19 | 18 | 17 | 17 | 20 | 19 | 18 | 15 | 14 |
Feels °C | 16 | 14 | 15 | 17 | 15 | 14 | 13 | 14 | 14 | 12 | 14 | 19 | 17 | 17 | 15 | 16 | 16 | 15 | 16 | 19 | 18 | 17 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | NW 6 | NW 6 | WNW 6 | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 | WNW 7 | WNW 7 | WNW 8 | WNW 9 | SW 18 | SW 18 | SW 18 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 112 | 88 | 65 | 120 | 120 | 87 | 87 | 85 | 159 | 160 | 207 | 267 | 108 | 108 | 108 | 336 | 372 | 381 | 339 | 273 | 267 | 207 | 173 | 157 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | NW 10 | SW 19 | SW 19 | SW 19 | SW 19 | SW 13 | SW 13 | SSW 13 | SW 18 | SW 13 | SW 13 | SW 12 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 158 | 151 | 147 | 26 | 58 | 58 | 130 | 130 | 85 | 85 | 67 | 108 | 42 | 41 | 39 | 107 | 107 | 143 | 132 | 127 | 124 | 88 | 88 | 87 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | NW 10 | SW 19 | SW 18 | SW 18 | SW 13 | NW 16 | S 9 | S 9 | SW 12 | SW 12 | NW 15 | SW 12 | SW 12 | SW 12 | SSW 21 | SSW 20 | SSW 19 |
| kJ | 30 | 30 | 30 | 24 | 24 | 12 | 11 | 15 | 92 | 114 | 109 | 44 | 10 | 2 | 2 | 38 | 38 | 33 | 23 | 23 | 23 | 85 | 75 | 74 |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | NW 6 | WNW 6 | WNW 7 | NW 7 | NW 7 | NW 7 | NW 7 | — | NW 9 | WNW 9 | WNW 9 | WNW 9 | NW 6 | NW 9 | NW 9 | — | NW 9 | — | — | — | — |
| kJ | 357 | 308 | 226 | 83 | 268 | 431 | 271 | 178 | 389 | 375 | — | 547 | 449 | 512 | 500 | 30 | 885 | 749 | — | 537 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 6 | 45 | 156 | 156 | 150 | 6 | 6 | 6 | 6 | 42 | 156 | 156 | 30 | 6 | 6 | 6 | 0 | 147 | 156 | 157 | 30 | 17 |
Best forecast wave conditions in San Luis Obispo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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