Surf Forecasts:
How big are the waves at Arroyo Laguna today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3ft (0.9m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3ft (0.9m), 16s period with SSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 2.5ft (0.7m), 14s period with SSW swell.
The current surf forecast for Arroyo Laguna at 4AM is: 0.9m 14s primary swell from a South-southwest direction and 1.0m 6s secondary swell from a West-northwest direction, 1.4m 6s secondary swell from a Northwest direction (forecast issued at 10:00pm August 17). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3ft (0.9m) | 16s |
| Afternoon (18 Aug) | 3ft (0.9m) | 16s |
| Evening (18 Aug) | 2.5ft (0.7m) | 14s |
Table - waves today at Arroyo Laguna. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Wed afternoon, min 16°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | WNW 7 | WNW 7 | WNW 7 | SSW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | NW 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 330 | 325 | 330 | 334 | 372 | 397 | 487 | 298 | 170 | 256 | 428 | 362 | 339 | 417 | 445 | 382 | 348 | 529 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross |
High Tide | 2:56AM1.05m | 2:55PM1.51m | 4:41AM0.94m | 3:44PM1.49m | ||||||||||||||
Low Tide | 9:05PM0.41m | 8:08AM0.65m | 10:22PM0.39m | 8:39AM0.82m | ||||||||||||||
 |  |  | |  |  | | | | | | | | | | | | | |
 | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 17 | 17 | 18 | 19 | 23 | 24 | 23 | 19 | 20 | 19 | 20 | 22 | 25 | 26 | 24 | 21 | 22 |
Feels °C | 14 | 16 | 16 | 16 | 16 | 21 | 22 | 20 | 15 | 18 | 17 | 18 | 20 | 23 | 24 | 21 | 18 | 21 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | WNW 6 | WNW 6 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | WNW 7 | WNW 7 | WNW 7 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | WNW 7 |
| kJ | 330 | 325 | 68 | 71 | 372 | 397 | 487 | 298 | 161 | 210 | 192 | 162 | 132 | 417 | 445 | 382 | 348 | 249 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | WNW 9 | SSW 14 | SSW 15 | S 10 | S 10 | WNW 13 | SSW 13 | SSW 17 | SSW 17 | SSW 14 | SSW 14 | SSW 15 | NW 14 | WNW 13 | WNW 13 | WNW 12 | SSW 16 |
| kJ | 16 | 16 | 330 | 334 | 2 | 2 | 17 | 64 | 157 | 119 | 307 | 330 | 339 | 47 | 70 | 68 | 89 | 277 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 18 | WNW 9 | WNW 9 | SW 22 | — | S 10 | WNW 13 | WNW 16 | WNW 15 | WNW 15 | WNW 15 | NW 14 | SW 21 | SW 21 | SW 21 | — | WNW 12 |
| kJ | 62 | 64 | 16 | 16 | 18 | — | 2 | 17 | 24 | 23 | 21 | 42 | 52 | 17 | 18 | 18 | — | 87 |
Wind waves Height (m) Direction Period (s) | WNW 5 | WNW 5 | NW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 7 | NW 7 |
| kJ | 35 | 53 | 135 | 176 | 85 | 100 | 131 | 164 | 170 | 256 | 428 | 362 | 274 | 105 | 104 | 97 | 186 | 529 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 68 | 35 | 36 | 0 | 68 | 160 | 160 | 160 | 78 | 36 | 68 | 0 | 36 | 162 | 162 | 162 | 68 | 36 |
Best forecast wave conditions in San Luis Obispo | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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