Surf Forecasts:
How big are the waves at Mouse Rock today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 2ft (0.6m), 19s period with SW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 2ft (0.6m), 19s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 2ft (0.6m), 19s period with SW swell.
The current surf forecast for Mouse Rock at 4AM is: 0.7m 15s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a West-northwest direction, 1.0m 8s secondary swell from a Northwest direction (forecast issued at 10:00pm September 17). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 2ft (0.6m) | 19s |
| Afternoon (18 Sep) | 2ft (0.6m) | 19s |
| Evening (18 Sep) | 2ft (0.6m) | 19s |
Table - waves today at Mouse Rock. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Fri afternoon, min 15°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Thu 17 | Friday 18 | Saturday 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 15 | SSW 15 | SSW 15 | SW 20 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | NW 6 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 |
Wave Graph  | ||||||||||||||||||
 kJ | 169 | 167 | 167 | 239 | 236 | 303 | 236 | 303 | 236 | 273 | 216 | 212 | 258 | 255 | 375 | 375 | 375 | 375 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | on | on | on | glassy |
High Tide | 3:44PM1.30m | 9:06AM1.06m | 5:34PM1.31m | |||||||||||||||
Low Tide | 11:10PM0.37m | 00:41AM0.30m | 11:38AM1.03m | |||||||||||||||
 | | | |  | | | | | | | | | | | |  | | |
 | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 15 | 16 | 22 | 23 | 23 | 18 | 19 | 18 | 18 | 19 | 23 | 23 | 22 | 17 | 16 |
Feels °C | 15 | 16 | 16 | 14 | 15 | 21 | 20 | 20 | 16 | 18 | 17 | 17 | 18 | 21 | 21 | 20 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SW 19 | SW 19 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | SW 18 | SW 18 | SW 18 | SW 18 | WNW 7 |
| kJ | 169 | 167 | 167 | 222 | 165 | 165 | 160 | 303 | 236 | 115 | 85 | 64 | 52 | 255 | 375 | 375 | 375 | 125 |
Swell 2 Height (m) Direction Period (s) | S 12 | W 4 | WNW 5 | WNW 8 | SW 19 | SW 19 | SW 19 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SW 18 | SW 18 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 18 |
| kJ | 44 | 6 | 17 | 56 | 236 | 303 | 236 | 107 | 102 | 101 | 101 | 212 | 258 | 99 | 99 | 57 | 56 | 375 |
Swell 3 Height (m) Direction Period (s) | SW 21 | S 12 | SW 21 | SW 20 | WNW 8 | NW 8 | S 11 | S 11 | S 11 | SW 19 | SW 19 | SSW 13 | SSW 13 | S 10 | S 10 | S 10 | S 10 | SSW 12 |
| kJ | 162 | 43 | 151 | 239 | 37 | 10 | 36 | 36 | 20 | 236 | 183 | 101 | 99 | 8 | 7 | 7 | 7 | 52 |
Wind waves Height (m) Direction Period (s) | WNW 8 | NW 4 | NW 8 | — | WNW 5 | WNW 5 | WNW 10 | WNW 5 | WNW 6 | NW 6 | NW 6 | NW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | NW 7 |
| kJ | 88 | 11 | 129 | — | 16 | 8 | 154 | 102 | 112 | 273 | 216 | 170 | 128 | 70 | 91 | 97 | 100 | 227 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 114 | 0 | 0 | 0 | 0 | 34 | 151 | 136 | 71 | 34 | 0 | 0 | 0 | 290 | 151 | 130 | 34 | 0 |
Best forecast wave conditions in San Luis Obispo | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
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