Surf Forecasts:
San Gregorio State Beach surf forecast from 9 Jun 2026:
- Best quality surf: Wednesday 10 Jun, 8PM (local time) - 10ft (3.0m), 10s period, WNW swell with cross-onshore winds.
- Most powerful swell: Wednesday 10 Jun, 11PM (local time) - 10ft (3.0m), 10s period, WNW swell with 1,624 kJ wave energy.
- Next surfable swell (1★+): Tuesday 9 Jun, 2AM (local time) - 3ft (0.9m), 21s period with SSW 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 (Jun 09) at 2AM. The primary swell is predicted to be 0.9m and 21s period with a secondary swell of 0.9m and 7s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at San Gregorio State Beach in the next 16 days are 3.0m 10s and forecast to arrive on Wednesday (Jun 10) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Tue 9th Jun) | 3ft (0.9m) 21s |
| Best Surf | 8PM (Wed 10th Jun) | 10ft (3.0m) 10s |
| Most Powerful | 11PM (Wed 10th Jun) | 10ft (3.0m) 10s |
Table - best surf conditions forecast for San Gregorio State Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Thu morning, min 10°C on Tue night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 21°C on Fri afternoon, min 14°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Mon 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 22 | SSW 21 | SSW 20 | SSW 19 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SSW 14 | SSW 13 | SSW 13 | SSW 18 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 503 | 763 | 969 | 1129 | 1010 | 1363 | 1328 | 1508 | 980 | 692 | 527 | 411 | 366 | 187 | 181 | 243 | 269 | 269 | 353 | 225 | 222 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross | cross-off | cross-on | cross-on | cross | cross | cross-on | cross-off | cross | cross-on | cross-off | cross-on |
High Tide | 6:05PM2.01m | 5:53AM1.57m | 6:36PM2.13m | 7:19AM1.56m | 7:11PM2.27m | 8:36AM1.60m | 7:51PM2.40m | 9:44AM1.67m | 8:35PM2.53m | 10:44AM1.74m | 9:23PM2.62m | 11:40AM1.80m | 10:13PM2.67m | 12:33PM1.84m | |||||||
Low Tide | 00:34AM1.04m | 11:45AM0.85m | 1:30AM0.79m | 12:32PM0.98m | 2:21AM0.51m | 1:22PM1.09m | 3:11AM0.26m | 2:15PM1.18m | 4:01AM0.04m | 3:08PM1.24m | 4:51AM-0.11m | 4:03PM1.27m | 5:41AM-0.19m | ||||||||
 |  | | |  |  | | | | | | | | | | | | | | | | |
 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 |
 | 8:28 | — | — | 8:29 | — | — | 8:29 | — | — | 8:30 | — | — | 8:30 | — | — | 8:30 | — | — | 8:30 | — | 8:30 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 16 | 15 | 12 | 17 | 17 | 16 | 19 | 19 | 16 | 20 | 21 | 17 | 20 | 21 | 16 | 19 | 20 | 15 | 17 |
Feels °C | 14 | 14 | 15 | 12 | 9 | 14 | 12 | 14 | 18 | 17 | 15 | 20 | 20 | 17 | 18 | 20 | 15 | 18 | 19 | 14 | 16 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | SSW 21 | WNW 9 | SSW 19 | WNW 9 | WNW 10 | SSW 17 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SSW 14 | WNW 11 | NW 8 | WNW 10 | WNW 10 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
| kJ | 183 | 763 | 227 | 1129 | 1010 | 1137 | 795 | 1508 | 980 | 692 | 527 | 411 | 366 | 153 | 98 | 144 | 110 | 269 | 353 | 225 | 222 |
Swell 2 Height (m) Direction Period (s) | SSW 22 | WNW 7 | SSW 20 | SSW 13 | SSW 18 | SSW 18 | W 16 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | WNW 11 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | WNW 10 | W 10 | SSW 12 | SSW 12 |
| kJ | 503 | 78 | 969 | 99 | 799 | 972 | 20 | 547 | 540 | 520 | 371 | 366 | 198 | 187 | 181 | 181 | 269 | 77 | 68 | 83 | 82 |
Swell 3 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | W 18 | SSW 13 | W 16 | S 12 | S 11 | W 15 | W 18 | SSW 21 | SSW 20 | NW 9 | NW 8 | WNW 10 | SSW 18 | SSW 13 | SSW 13 | SSW 12 | W 10 | W 10 |
| kJ | 180 | 173 | 120 | 24 | 66 | 20 | 12 | 2 | 17 | 6 | 42 | 40 | 117 | 54 | 106 | 243 | 178 | 129 | 46 | 51 | 50 |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 10 | — | WNW 10 | WNW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 574 | — | 1363 | 1328 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 54 | 0 | 54 | 54 | 42 | 54 | 53 | 25 | 51 | 89 | 0 | 25 | 89 | 25 | 26 | 26 | 0 | 26 | 26 | 0 | 26 |
Best forecast wave conditions in San Mateo | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our San Gregorio State Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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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