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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 10 pm Thursday 21 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
13.2° C
(Which is slightly warmer than usual)How big are the waves at Francis Beach today?
The current surf forecast for Francis Beach at 4AM is: 1.2m 10s primary swell from a West-northwest direction and 0.4m 15s secondary swell from a Southwest direction (forecast issued at 10:00pm May 21). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 May) | 3.5ft (1.1m) | 10s |
| Afternoon (22 May) | 3.5ft (1.1m) | 10s |
| Evening (22 May) | 3.5ft (1.1m) | 10s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 14°C on Fri afternoon, min 10°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sunday 24 | |||||||||||||||||||||
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 | 2 PM | 5 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
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 | WNW 10 | WNW 10 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SSW 16 | SSW 15 | |
308 | 302 | 296 | 279 | 227 | 223 | 223 | 223 | 227 | 223 | 186 | 218 | 183 | 179 | 203 | 203 | 203 | 203 | 203 | 203 | 166 | 121 | 162 | 150 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | |
High Tide | 3:04AM1.52m | 5:30PM1.44m | 4:18AM1.35m | 6:18PM1.51m | 5:39AM1.21m | |||||||||||||||||||
Low Tide | 9:44PM0.85m | 10:16AM-0.19m | 11:07PM0.75m | 11:13AM-0.03m | 00:22AM0.58m | 12:08PM0.14m | ||||||||||||||||||
 |  | | | | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — |
 | 8:15 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:17 | — | — | — | — | — | — | 8:19 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 10 | 10 | 10 | 11 | 13 | 14 | 14 | 12 | 11 | 11 | 11 | 12 | 13 | 14 | 14 | 12 | 11 | 11 | 10 | 11 | 13 | 14 | 14 |
10 | 9 | 9 | 9 | 9 | 11 | 12 | 12 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 12 | 10 | 9 | 9 | 7 | 8 | 10 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | 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 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 |
 kJ | 308 | 302 | 296 | 279 | 227 | 223 | 223 | 223 | 227 | 223 | 186 | 218 | 183 | 179 | 179 | 151 | 160 | 109 | 128 | 100 | 98 | 92 | 66 | 66 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | SW 18 | SW 18 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SSW 16 | SSW 15 |
| kJ | 82 | 82 | 78 | 54 | 109 | 109 | 109 | 77 | 75 | 77 | 107 | 115 | 122 | 169 | 203 | 203 | 203 | 203 | 203 | 203 | 166 | 121 | 162 | 150 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | S 12 | SW 18 | SW 15 | SW 14 | SW 14 | SW 18 | SW 18 | S 12 | S 12 | SW 23 | SW 22 | SW 22 | SW 21 | SW 21 | SW 21 | SW 21 | SW 21 | W 18 | W 18 | W 17 | W 16 | WNW 16 |
| kJ | 15 | 15 | 11 | 49 | 75 | 54 | 54 | 80 | 49 | 12 | 11 | 20 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 25 | 55 | 53 | 132 | 86 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SSE 2 | SSE 2 | S 3 | S 3 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 40 | 14 | 32 | 13 | 13 | 13 | 84 | 84 | 13 | 13 | 13 | 13 | 40 | 102 | 102 | 84 | 13 | 13 | 13 | 13 | 13 | 102 | 84 | 102 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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