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Linda Mar Surf Forecast
/ CAL – San Mateo (15 breaks) / California (404 breaks) /
Surf Forecasts:
Linda Mar surfForecast / CAL – San Mateo / USA
48hr Weather and Surf, issued 4 am Monday 18 May 2026 PDTForecast update in hr min s Forecast update imminent
Linda Mar surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Linda Mar sea temperature is
13.0° C
(Which is slightly warmer than usual)How big are the waves at Linda Mar today?
The current surf forecast for Linda Mar at 7AM is: 2.5m 10s primary swell from a Northwest direction and 2.5m 10s secondary swell from a Northwest direction (forecast issued at 04:00am May 18). An open ocean swell of 0.3m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 7.5ft (2.3m) | 10s |
| Afternoon (18 May) | 7ft (2.1m) | 10s |
| Evening (18 May) | 10ft (3.0m) | 9s |
Table - waves today at Linda Mar. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 22°C on Tue afternoon, min 9°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 8 | NW 9 | NW 9 | NW 9 | WNW 9 | NW 9 | WNW 10 | NW 10 | NW 10 | NW 9 | WNW 13 | WNW 13 | NW 9 | NW 9 | NW 10 | WNW 10 | WNW 10 | NW 10 | |
1974 | 1489 | 1210 | 916 | 866 | 928 | 1095 | 1149 | 1129 | 1033 | 856 | 794 | 741 | 725 | 612 | 653 | 669 | 623 | 525 | 516 | 587 | 873 | 1093 | 1100 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | glassy | glassy | cross-on | on | on | on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | |
High Tide | 11:30PM2.78m | 1:45PM2.03m | 00:20AM2.72m | 2:45PM2.03m | 1:15AM2.60m | 3:45PM2.04m | ||||||||||||||||||
Low Tide | 6:52AM-0.15m | 6:23PM1.38m | 7:46AM-0.10m | 7:23PM1.42m | 8:41AM0.00m | 8:32PM1.43m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | |  | |  | | | | | | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:14 | — | — | — | — | — | — | — | 8:15 | — | — | — | — | — | — | — | 8:15 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 19 | 17 | 17 | 21 | 20 | 16 | 13 | 12 | 11 | 12 | 16 | 20 | 22 | 16 | 12 | 10 | 10 | 10 | 10 | 13 | 13 | 12 | 10 | 10 |
10 | 8 | 10 | 14 | 13 | 9 | 8 | 10 | 9 | 11 | 15 | 17 | 17 | 12 | 9 | 8 | 8 | 9 | 8 | 11 | 10 | 10 | 7 | 8 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | NW 10 | NW 10 | SSW 16 | WNW 18 | WNW 18 | WNW 16 | WNW 16 | NW 9 | WNW 9 | NW 9 | WNW 14 | WNW 14 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 10 | WNW 10 | WNW 10 | NW 10 |
 kJ | 58 | 34 | 1210 | 916 | 51 | 62 | 104 | 153 | 295 | 1033 | 856 | 794 | 371 | 437 | 612 | 653 | 586 | 586 | 525 | 516 | 587 | 873 | 1093 | 1100 |
Swell 2 Height (m) Direction Period (s) | S 18 | S 17 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | S 16 | S 16 | WNW 16 | WNW 15 | WNW 15 | S 15 | SW 16 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 11 | WNW 12 | WNW 11 | SW 16 | SW 15 | WNW 12 |
| kJ | 24 | 23 | 34 | 34 | 33 | 31 | 30 | 45 | 44 | 362 | 335 | 314 | 39 | 42 | 446 | 396 | 669 | 623 | 275 | 355 | 296 | 87 | 83 | 254 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | SSW 16 | SSW 16 | WNW 19 | S 16 | S 16 | SW 18 | SW 17 | SSW 15 | SSW 15 | SSW 15 | SW 16 | S 15 | SSW 15 | S 14 | SSW 14 | SSW 14 | WNW 13 | SW 21 | SW 16 | S 13 | S 13 | SW 15 |
| kJ | 13 | 12 | 53 | 51 | 37 | 46 | 21 | 49 | 46 | 45 | 74 | 43 | 43 | 38 | 42 | 37 | 67 | 38 | 181 | 117 | 89 | 56 | 56 | 80 |
Wind waves Height (m) Direction Period (s) | NW 10 | NW 10 | NNE 3 | — | NW 10 | NW 10 | NW 8 | NW 9 | NW 9 | — | — | — | WNW 10 | NW 10 | — | — | — | — | — | — | — | — | — | — |
| kJ | 1974 | 1489 | 2 | — | 866 | 928 | 1095 | 1149 | 1129 | — | — | — | 741 | 725 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 85 | 83 | 83 | 83 | 37 | 37 | 83 | 83 | 50 | 15 | 15 | 0 | 0 | 11 | 37 | 83 | 73 | 24 | 18 | 11 | 1 | 24 | 61 | 92 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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