Surf Forecasts:
How big are the waves at San Mateo today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 2ft (0.6m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 2ft (0.6m), 18s period with SW swell.
- Evening surf: Evening surf (21 Jun, local time) - 2.5ft (0.7m), 16s period with SW swell.
The current surf forecast for San Mateo at 12PM is: 0.6m 18s primary swell from a Southwest direction and 0.7m 13s secondary swell from a Southwest direction (forecast issued at 06:00am June 21). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-05) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 2ft (0.6m) | 18s |
| Afternoon (21 Jun) | 2ft (0.6m) | 18s |
| Evening (21 Jun) | 2.5ft (0.7m) | 16s |
Table - waves today at San Mateo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Sun morning, min 24°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 21 | Monday 22 | Tuesday 23 | Wed 24 | |||||||||||||||||||||
4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 13 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 20 | SW 20 | SW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 197 | 197 | 197 | 173 | 192 | 173 | 254 | 254 | 254 | 241 | 373 | 373 | 694 | 468 | 528 | 881 | 985 | 962 | 940 | 875 | 834 | 823 | 813 | 803 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:43AM2.45m | 9:06PM2.13m | 9:37AM2.33m | 10:09PM2.03m | 10:32AM2.23m | 11:14PM1.98m | ||||||||||||||||||
Low Tide | 2:17AM0.39m | 3:03PM0.56m | 3:12AM0.57m | 4:02PM0.62m | 4:10AM0.72m | 5:01PM0.65m | ||||||||||||||||||
 |  | |  | | |  | | | | | | | | | | | | | | | | | | |
 | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | 6:22 |
 | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:27 | — | — | 6:27 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 26 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 |
Feels °C | 25 | 25 | 28 | 28 | 26 | 26 | 25 | 26 | 26 | 27 | 28 | 27 | 28 | 28 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 27 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 16 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 181 | 176 | 176 | 173 | 142 | 142 | 254 | 254 | 51 | 51 | 51 | 51 | 694 | 468 | 528 | 881 | 985 | 962 | 940 | 875 | 834 | 823 | 813 | 803 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 13 | SW 13 | SW 16 | SW 16 | SW 20 | SW 20 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 |
| kJ | 197 | 197 | 197 | 154 | 192 | 173 | 108 | 106 | 254 | 208 | 373 | 373 | 51 | 45 | 36 | 36 | 38 | 31 | 27 | 28 | 29 | 29 | 29 | 30 |
Swell 3 Height (m) Direction Period (s) | WNW 12 | WNW 11 | WNW 11 | WNW 11 | NW 11 | SW 21 | SW 21 | SW 21 | SW 13 | SW 20 | SW 16 | SW 16 | SW 12 | SW 15 | SW 15 | SW 12 | NW 10 | NW 10 | NW 10 | NW 10 | SW 11 | NW 10 | NW 10 | NW 10 |
| kJ | 13 | 13 | 12 | 12 | 5 | 72 | 117 | 160 | 80 | 241 | 208 | 264 | 52 | 136 | 104 | 36 | 4 | 4 | 4 | 4 | 19 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | SSW 6 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 52 | 56 | 57 | 66 | 64 | 64 | 64 | 52 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 11 | 0 | 7 | 1147 | 141 | 141 | 141 | 141 | 7 | 7 | 11 | 141 | 1014 | 141 | 141 | 141 | 46 | 46 | 141 | 141 | 1003 | 141 | 141 | 141 |
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