Surf Forecasts:
How big are the waves at Half Moon Bay today (28 Jul):
- Morning surf: Morning surf (28 Jul, local time) - 3ft (0.9m), 19s period with SW swell.
- Afternoon surf: Afternoon surf (28 Jul, local time) - 2.5ft (0.8m), 17s period with SW swell.
- Evening surf: Evening surf (28 Jul, local time) - 3ft (0.9m), 17s period with SW swell.
The current surf forecast for Half Moon Bay at 2PM is: 0.8m 17s primary swell from a Southwest direction and 1.3m 8s secondary swell from a West-southwest direction (forecast issued at 10:00am July 28). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Jul) | 3ft (0.9m) | 19s |
| Afternoon (28 Jul) | 2.5ft (0.8m) | 17s |
| Evening (28 Jul) | 3ft (0.9m) | 17s |
Table - waves today at Half Moon Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Tue morning. Very mild (max 16°C on Tue afternoon, min 12°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||
Tuesday 28 | Wednesday 29 | Thursday 30 | ||||||||||||||||||||
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 19 | SW 19 | SW 17 | SW 16 | SW 16 | 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 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 595 | 608 | 330 | 322 | 454 | 476 | 499 | 582 | 582 | 582 | 582 | 499 | 398 | 375 | 366 | 366 | 366 | 361 | 361 | 357 | 352 | 348 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | on | on | on | on | on | on | glassy | glassy | cross-on | cross-on | cross-on | on | glassy |
High Tide | 1:40PM2.18m | 00:50AM2.71m | 2:13PM2.26m | 1:29AM2.70m | 2:46PM2.32m | |||||||||||||||||
Low Tide | 6:53AM-0.18m | 6:45PM1.00m | 7:29AM-0.25m | 7:25PM0.89m | 8:02AM-0.29m | 8:05PM0.78m | ||||||||||||||||
 |  |  | | |  | | |  | | | | | | | | | | | | | | |
 | 5:50 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | 8:53 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:51 | — |
mm | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 16 | 16 | 15 | 14 | 14 | 13 | 12 | 14 | 15 | 15 | 14 | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 15 |
Feels °C | 11 | 13 | 15 | 14 | 13 | 13 | 13 | 12 | 11 | 12 | 12 | 11 | 11 | 11 | 12 | 13 | 14 | 13 | 13 | 12 | 13 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 19 | WSW 6 | WSW 8 | W 8 | W 8 | W 8 | W 8 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | W 9 |
| kJ | 595 | 108 | 191 | 138 | 163 | 168 | 169 | 225 | 219 | 180 | 169 | 132 | 130 | 130 | 105 | 366 | 366 | 361 | 361 | 357 | 352 | 125 |
Swell 2 Height (m) Direction Period (s) | WNW 8 | SW 19 | SW 17 | SW 16 | SW 16 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | W 8 | W 8 | W 8 | W 8 | W 8 | W 9 | SW 16 |
| kJ | 23 | 608 | 330 | 322 | 454 | 476 | 499 | 582 | 582 | 582 | 582 | 499 | 398 | 375 | 366 | 82 | 82 | 63 | 61 | 66 | 78 | 348 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SW 20 | SW 20 | SW 12 | SW 12 | SW 12 | SW 12 | — | — | — | — | — | — | SSW 11 | SSW 11 | SW 9 | SSW 9 | — | — | SSW 11 | SSW 11 |
| kJ | 12 | 12 | 306 | 186 | 37 | 23 | 36 | 36 | — | — | — | — | — | — | 11 | 11 | 3 | 8 | — | — | 11 | 11 |
Wind waves Height (m) Direction Period (s) | SW 5 | WSW 8 | — | — | — | — | — | — | — | — | — | WNW 3 | — | — | — | — | — | — | — | — | — | — |
| kJ | 76 | 226 | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 160 | 141 | 160 | 167 | 277 | 4 | 4 | 4 | 4 | 4 | 1120 | 1023 | 366 | 4 | 4 | 0 | 0 | 70 | 277 | 259 | 117 | 0 |
Best forecast wave conditions in Washington State | ||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||
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