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Francis Beach Surf Forecast
/ CAL – San Mateo (15 breaks) / California (404 breaks) /
Surf Forecasts:
Francis Beach surfForecast / CAL – San Mateo / USA
48hr Weather and Surf, issued 4 pm Saturday 16 May 2026 PDTForecast update in hr min s Forecast update imminent
Francis Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Francis Beach sea temperature is
14.3° C
(Which is 2.1°C warmer than normal for this time of year)How big are the waves at Francis Beach today?
The current surf forecast for Francis Beach at 12AM is: 3.5m 11s primary swell from a West-northwest direction and 0.4m 14s secondary swell from a South-southwest direction, 0.1m 20s secondary swell from a South direction (forecast issued at 04:00pm May 16). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 10ft (3.0m) | 11s |
| Afternoon (17 May) | 10ft (3.0m) | 11s |
| Evening (17 May) | 10ft (3.0m) | 11s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Tue morning, min 9°C on Sat night). Winds decreasing (strong winds from the NW on Sat afternoon, calm by Mon night). | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | |
1574 | 2000 | 2598 | 2864 | 3028 | 3844 | 2227 | 1916 | 1957 | 2233 | 1922 | 2982 | 1421 | 955 | 720 | 559 | 809 | 770 | 586 | 716 | 717 | 650 | 561 | 512 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | glassy | glassy | cross-on | |
High Tide | 11:50AM1.31m | 10:31PM1.95m | 12:48PM1.33m | 11:16PM1.96m | 1:45PM1.33m | 00:06AM1.92m | ||||||||||||||||||
Low Tide | 4:33PM0.71m | 5:43AM-0.58m | 5:21PM0.79m | 6:32AM-0.61m | 6:14PM0.85m | 7:25AM-0.57m | ||||||||||||||||||
 | | |  | | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — |
 | — | — | 8:12 | — | — | — | — | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:14 | — | — | — | — | 8:15 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 11 | 10 | 9 | 9 | 11 | 13 | 14 | 14 | 13 | 15 | 17 | 18 | 18 | 19 | 17 | 15 | 11 | 11 | 11 | 11 | 15 | 20 |
4 | 4 | 3 | 2 | 2 | 4 | 7 | 8 | 7 | 8 | 7 | 9 | 11 | 10 | 12 | 13 | 11 | 10 | 8 | 9 | 10 | 11 | 14 | 17 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | WNW 11 | WNW 11 | WNW 11 | SW 14 | SW 13 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
 kJ | 103 | 82 | 82 | 82 | 81 | 2517 | 2227 | 1916 | 46 | 46 | 1922 | 1967 | 1421 | 955 | 720 | 559 | 502 | 483 | 586 | 716 | 717 | 650 | 561 | 512 |
Swell 2 Height (m) Direction Period (s) | SW 19 | SW 20 | SW 20 | S 20 | — | SSW 14 | SW 14 | SW 14 | SW 18 | SSW 18 | SW 13 | SW 13 | SW 13 | SSW 13 | SW 17 | SW 16 | SW 16 | SW 16 | W 18 | WNW 17 | W 16 | W 16 | W 16 | W 15 |
| kJ | 15 | 15 | 15 | 7 | — | 81 | 51 | 48 | 12 | 31 | 46 | 45 | 45 | 17 | 44 | 42 | 41 | 42 | 55 | 96 | 132 | 188 | 239 | 212 |
Swell 3 Height (m) Direction Period (s) | — | — | S 20 | S 20 | — | — | — | — | — | SW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 13 | SSW 13 | SSW 13 | W 18 | SW 17 | SW 17 | SW 16 | SSW 15 | SW 15 | SSW 15 |
| kJ | — | — | 7 | 7 | — | — | — | — | — | 12 | 31 | 31 | 31 | 30 | 17 | 17 | 17 | 25 | 46 | 47 | 42 | 22 | 59 | 22 |
Wind waves Height (m) Direction Period (s) | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 11 | — | — | WNW 11 | WNW 11 | — | WNW 11 | — | — | — | — | WNW 10 | WNW 10 | — | — | — | — | — | — |
| kJ | 1574 | 2000 | 2598 | 2864 | 3028 | 3844 | — | — | 1957 | 2233 | — | 2982 | — | — | — | — | 809 | 770 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 66 | 68 | 66 | 66 | 65 | 65 | 40 | 40 | 66 | 66 | 66 | 66 | 66 | 57 | 50 | 57 | 66 | 66 | 65 | 32 | 14 | 0 | 0 | 7 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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