Surf Forecasts:
How big are the waves at Princeton Breakwater today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 1.5ft (0.5m), 19s period with SW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 1.5ft (0.5m), 19s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 1.5ft (0.5m), 19s period with SW swell.
The current surf forecast for Princeton Breakwater at 2PM is: 0.5m 19s primary swell from a Southwest direction and 0.4m 14s secondary swell from a Southwest direction, 0.6m 8s secondary swell from a West-northwest direction (forecast issued at 10:00am September 18). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 1.5ft (0.5m) | 19s |
| Afternoon (18 Sep) | 1.5ft (0.5m) | 19s |
| Evening (18 Sep) | 1.5ft (0.5m) | 19s |
Table - waves today at Princeton Breakwater. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Fri morning, min 14°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||
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) | SW 20 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | WNW 7 | WNW 7 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | WNW 8 | WNW 8 | SW 19 | NW 8 | WNW 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 134 | 184 | 184 | 184 | 184 | 133 | 133 | 129 | 144 | 199 | 197 | 197 | 194 | 197 | 197 | 199 | 199 | 264 | 271 | 339 | 314 | 306 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross-on | glassy | on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross |
High Tide | 6:29AM1.14m | 4:00PM1.48m | 7:42AM1.19m | 5:08PM1.47m | 8:27AM1.26m | 6:17PM1.48m | ||||||||||||||||
Low Tide | 10:34AM1.09m | 11:48PM0.24m | 12:01PM1.09m | 00:53AM0.22m | 1:09PM1.02m | |||||||||||||||||
 | | | |  | |  | |  | | | | | | | |  | | | | | | |
 | 6:54 | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:09 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 17 | 17 | 16 | 14 | 14 | 14 | 14 | 14 | 16 | 17 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 14 | 14 |
Feels °C | 13 | 15 | 14 | 14 | 12 | 12 | 12 | 13 | 14 | 15 | 16 | 12 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 12 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | SW 19 | SW 19 | SW 19 | SW 19 | WNW 6 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | SW 18 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 8 | WNW 8 | SW 19 | WNW 7 | WNW 8 |
| kJ | 44 | 44 | 184 | 184 | 184 | 133 | 100 | 110 | 144 | 131 | 99 | 197 | 136 | 193 | 193 | 188 | 193 | 161 | 165 | 339 | 188 | 226 |
Swell 2 Height (m) Direction Period (s) | SW 20 | SW 19 | SW 14 | SW 14 | NW 10 | SSW 13 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 13 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 12 | SW 18 | SW 18 |
| kJ | 134 | 184 | 54 | 52 | 23 | 70 | 133 | 129 | 114 | 199 | 197 | 44 | 194 | 197 | 197 | 199 | 199 | 199 | 203 | 14 | 314 | 304 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SSW 14 | WNW 10 | S 11 | SW 14 | WNW 10 | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 | S 10 | SW 13 | SSW 13 | SW 13 | SW 12 | SSW 12 | SSW 12 | SSW 12 | S 9 | SSW 12 | SSW 12 |
| kJ | 103 | 82 | 19 | 9 | 49 | 9 | 69 | 69 | 44 | 44 | 44 | 2 | 44 | 34 | 42 | 24 | 15 | 29 | 14 | 2 | 14 | 14 |
Wind waves Height (m) Direction Period (s) | — | — | WNW 8 | WNW 10 | WNW 5 | WNW 6 | — | — | — | — | — | WNW 7 | — | — | — | — | — | WNW 8 | WNW 8 | WNW 8 | NW 8 | WNW 8 |
| kJ | — | — | 44 | 107 | 25 | 49 | — | — | — | — | — | 93 | — | — | — | — | — | 264 | 271 | 165 | 276 | 306 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 31 | 31 | 73 | 73 | 64 | 34 | 34 | 34 | 0 | 34 | 34 | 73 | 72 | 34 | 34 | 34 | 34 | 34 | 34 | 73 | 72 | 64 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||
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