Surf Forecasts:
How big are the waves at Morro Rock today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 2.5ft (0.8m), 18s period with SW swell.
- Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.8m), 18s period with SW swell.
The current surf forecast for Morro Rock at 9PM is: 0.8m 18s primary swell from a Southwest direction and 1.3m 7s secondary swell from a West-northwest direction, 1.6m 7s secondary swell from a Northwest direction (forecast issued at 04:00pm September 20). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 2.5ft (0.8m) | 18s |
| Evening (20 Sep) | 2.5ft (0.8m) | 18s |
Table - waves today at Morro Rock. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Wed morning, min 14°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||
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) | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||||
 kJ | 383 | 460 | 370 | 366 | 358 | 424 | 470 | 465 | 465 | 465 | 547 | 553 | 459 | 386 | 371 | 362 | 367 | 421 | 421 | 367 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | glassy | glassy | glassy | glassy | on | on | on | cross-on | cross-on | cross-on | glassy | cross-on | on | cross-on | on | cross-on | glassy |
High Tide | 6:48PM1.39m | 9:06AM1.18m | 7:38PM1.48m | 9:18AM1.25m | 8:19PM1.55m | |||||||||||||||
Low Tide | 1:07PM0.94m | 2:13AM0.13m | 1:52PM0.81m | 2:43AM0.08m | 2:27PM0.68m | |||||||||||||||
 |  |  | | |  | |  | | |  | | | | | | | | | | |
 | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 19 | 15 | 14 | 14 | 14 | 15 | 18 | 19 | 17 | 15 | 14 | 14 | 14 | 15 | 20 | 21 | 20 | 16 | 17 |
Feels °C | 20 | 19 | 15 | 14 | 14 | 14 | 16 | 17 | 17 | 15 | 14 | 13 | 14 | 14 | 15 | 19 | 19 | 18 | 15 | 17 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 18 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | WNW 9 | SW 16 | SW 16 | SW 16 | WNW 8 |
| kJ | 383 | 460 | 138 | 134 | 107 | 99 | 80 | 465 | 465 | 465 | 547 | 553 | 459 | 386 | 371 | 121 | 367 | 421 | 421 | 161 |
Swell 2 Height (m) Direction Period (s) | S 12 | SSW 12 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SSW 13 | SSW 12 | SSW 12 | S 12 | SSW 12 | S 12 | W 5 | WNW 7 | SW 16 | NW 14 | NW 14 | NW 13 | SW 16 |
| kJ | 75 | 49 | 370 | 366 | 358 | 424 | 470 | 55 | 52 | 47 | 44 | 46 | 44 | 16 | 59 | 362 | 102 | 114 | 140 | 367 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | S 9 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | — | — | — | — | NW 18 | NW 7 | NW 9 | NW 15 | S 12 | S 11 | S 11 | NW 13 |
| kJ | 49 | 2 | 49 | 50 | 55 | 56 | 55 | 55 | — | — | — | — | 12 | 33 | 21 | 77 | 23 | 23 | 22 | 136 |
Wind waves Height (m) Direction Period (s) | WNW 7 | WNW 6 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | WNW 6 | WNW 6 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | — | — | — | WNW 8 | WNW 8 | WNW 8 | — |
| kJ | 91 | 113 | 258 | 244 | 268 | 220 | 172 | 75 | 80 | 101 | 104 | 86 | 86 | — | — | — | 111 | 143 | 165 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 201 | 200 | 8 | 0 | 0 | 0 | 0 | 114 | 144 | 170 | 26 | 26 | 7 | 0 | 4 | 201 | 144 | 123 | 26 | 0 |
Best forecast wave conditions in San Luis Obispo | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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