Surf Forecasts:
San Gregorio State Beach surf forecast from 10 Nov 2026:
- Best quality surf: Thursday 12 Nov, 7AM (local time) - 10ft (3.0m), 15s period, W swell with cross-offshore winds.
- Most powerful swell: Saturday 14 Nov, 10AM (local time) - 18ft (5.5m), 18s period, W swell with 21,031 kJ wave energy.
- Next surfable swell (1★+): Tuesday 10 Nov, 4AM (local time) - 6ft (1.8m), 12s period with WNW swell.
Best Forecast Surf Conditions for San Gregorio State Beach this week:
The surf forecast for San Gregorio State Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Nov 10) at 4AM. The primary swell is predicted to be 1.8m and 12s period with a secondary swell of 0.5m and 15s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at San Gregorio State Beach in the next 16 days are 5.5m 18s and forecast to arrive on Saturday (Nov 14) at 10AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Monday (Nov 16) at 1AM.
| Wave Type | Time (PST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Tue 10th Nov) | 6ft (1.8m) 12s |
| Best Surf | 7AM (Thu 12th Nov) | 10ft (3.0m) 15s |
| Most Powerful | 10AM (Sat 14th Nov) | 18ft (5.5m) 18s |
Table - best surf conditions forecast for San Gregorio State Beach over the next 16 days.
Short Range ForecastMostly dry. Warm (max 22°C on Tue morning, min 16°C on Mon night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 23mm), heaviest during Fri afternoon. Very mild (max 17°C on Thu night, min 14°C on Sat night). Winds decreasing (strong winds from the S on Fri morning, light winds from the SW by Sat afternoon). | ||||||||||||||||||
Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WNW 13 | WNW 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 15 | W 15 | W 15 | W 14 | W 15 | W 16 | W 18 | W 18 | W 16 | W 15 | W 14 | W 19 |
Wave Graph  | |||||||||||||||||||
 kJ | 1174 | 1288 | 1491 | 1585 | 1245 | 1070 | 1919 | 3750 | 4149 | 3326 | 2522 | 1654 | 10909 | 21031 | 15769 | 7374 | 3085 | 2635 | 15479 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-off | glassy | off | cross | cross-off | cross-off | cross | cross | cross | on | on | on | cross-off | cross-off | cross | on |
High Tide | 11:26PM1.80m | 10:02AM2.30m | 00:13AM1.77m | 10:37AM2.25m | 1:03AM1.73m | 11:13AM2.18m | 1:58AM1.70m | 11:53AM2.09m | 2:58AM1.69m | 12:37PM1.99m | 3:57AM1.72m | 1:27PM1.88m | |||||||
Low Tide | 4:07AM1.26m | 5:21PM0.21m | 4:43AM1.33m | 6:02PM0.26m | 5:22AM1.39m | 6:46PM0.33m | 6:06AM1.44m | 7:33PM0.40m | 7:00AM1.49m | 8:22PM0.48m | 8:12AM1.51m | 9:11PM0.55m | |||||||
 |  | | | | | |  | |  |  |  | | | |  | |  | | |
 | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:48 | — | — |
 | — | — | 5:02 | — | — | 5:01 | — | — | 5:00 | — | — | 5:00 | — | — | 5:00 | — | — | 4:59 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | — | 15 | 4 | 2 | — | — | — | 1 | 19 |
Temp °C | 17 | 22 | 20 | 16 | 20 | 21 | 18 | 19 | 17 | 17 | 16 | 16 | 15 | 16 | 16 | 14 | 17 | 16 | 15 |
Feels °C | 17 | 19 | 17 | 15 | 19 | 19 | 17 | 16 | 16 | 15 | 11 | 10 | 9 | 12 | 14 | 12 | 12 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | WNW 13 | WNW 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 15 | W 15 | W 15 | W 14 | W 15 | W 16 | W 18 | W 18 | W 16 | W 15 | W 14 | W 19 |
| kJ | 1174 | 1288 | 1491 | 1585 | 1245 | 1070 | 1919 | 3750 | 4149 | 3326 | 2522 | 1654 | 10909 | 21031 | 15769 | 7374 | 3085 | 2635 | 15479 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SSW 15 | SSW 14 | SW 14 | SW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | S 16 | SSW 16 | SSW 16 |
| kJ | 107 | 84 | 81 | 95 | 48 | 144 | 79 | 113 | 70 | 67 | 149 | 226 | 93 | 84 | 121 | 80 | 134 | 87 | 188 |
Swell 3 Height (m) Direction Period (s) | S 19 | SSW 18 | SSW 18 | SSW 16 | SSW 16 | — | SW 20 | SSW 18 | SSW 18 | SSW 18 | SSW 13 | — | SSW 12 | SSW 18 | SSW 18 | SSW 18 | SSW 13 | SSW 13 | SSW 15 |
| kJ | 7 | 31 | 31 | 53 | 51 | — | 15 | 64 | 121 | 102 | 66 | — | 28 | 62 | 62 | 103 | 70 | 69 | 312 |
Wind waves Height (m) Direction Period (s) | — | — | NW 3 | — | — | — | — | — | — | S 10 | SW 5 | SW 7 | — | — | — | — | — | S 10 | S 5 |
| kJ | — | — | 4 | — | — | — | — | — | — | 7 | 56 | 815 | — | — | — | — | — | 7 | 106 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 20 | 14 | 53 | 0 | 0 | 0 | 26 | 26 | 7 | 54 | 534 | 399 | 700 | 56 | 54 | 7 | 54 | 89 | 54 |
Best forecast wave conditions in San Mateo | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the San Gregorio State Beach Surf forecast
The above surf forecast table for San Gregorio State Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at San Gregorio State Beach can be found by selecting the local surf guide option on the grey menu. Our San Gregorio State Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (San Gregorio State Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for San Gregorio State Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
San Gregorio State Beach is 23 km (14 miles) from Redwood City. If you plan a vacation in San Mateo, look for hotels and other accommodation in Redwood City. Redwood City has rooms for a wide range of budgets as well as car hire and transport links.
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