Surf Forecasts:
How big are the waves at Francis Beach today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 2ft (0.6m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 4ft (1.2m), 6s period with WNW swell.
- Evening surf: Evening surf (13 Sep, local time) - 5ft (1.5m), 6s period with WNW swell.
The current surf forecast for Francis Beach at 5AM is: 0.6m 14s primary swell from a Southwest direction and 0.4m 10s secondary swell from a West-northwest direction, 1.1m 6s secondary swell from a Northwest direction (forecast issued at 10:00pm September 12). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 2ft (0.6m) | 14s |
| Afternoon (13 Sep) | 4ft (1.2m) | 6s |
| Evening (13 Sep) | 5ft (1.5m) | 6s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Mon afternoon, min 13°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | ||||||||||||||||
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 |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | WNW 6 | WNW 6 | WNW 7 | NW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 162 | 127 | 123 | 118 | 114 | 113 | 88 | 123 | 170 | 250 | 358 | 313 | 313 | 288 | 288 | 475 | 463 | 845 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 00:26AM1.55m | 12:36PM1.72m | 1:18AM1.42m | 1:05PM1.70m | ||||||||||||||
Low Tide | 6:16PM0.22m | 6:20AM0.38m | 7:00PM0.17m | 6:55AM0.56m | 7:46PM0.16m | |||||||||||||
 | | | |  | | | | |  | | | | | | | | | |
 | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:21 | — | — | — | — | — | — | — | 7:19 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 14 | 15 | 16 | 17 | 16 | 15 | 14 | 14 | 14 | 15 | 18 | 19 | 17 | 14 | 14 |
Feels °C | 12 | 12 | 11 | 11 | 12 | 12 | 13 | 11 | 12 | 11 | 13 | 13 | 15 | 16 | 15 | 14 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 |
| kJ | 162 | 127 | 123 | 118 | 114 | 113 | 88 | 87 | 61 | 61 | 270 | 313 | 313 | 288 | 288 | 288 | 463 | 660 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | NW 10 | NW 10 | SW 19 | NW 10 | SW 19 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 17 | SW 17 | SW 17 |
| kJ | 46 | 46 | 44 | 39 | 38 | 25 | 24 | 58 | 24 | 57 | 61 | 61 | 61 | 44 | 43 | 77 | 77 | 77 |
Swell 3 Height (m) Direction Period (s) | SW 18 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 16 | WSW 10 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 13 | SW 13 | SW 12 |
| kJ | 12 | 29 | 14 | 14 | 12 | 12 | 12 | 11 | 26 | 10 | 57 | 54 | 49 | 48 | 78 | 26 | 25 | 24 |
Wind waves Height (m) Direction Period (s) | WNW 6 | WNW 6 | NW 6 | NW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 7 | NW 8 | — | — | — | — | WNW 9 | — | WNW 9 |
| kJ | 68 | 99 | 77 | 72 | 63 | 65 | 65 | 123 | 170 | 250 | 358 | — | — | — | — | 475 | — | 845 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 66 | 65 | 65 | 55 | 55 | 66 | 66 | 68 | 66 | 65 | 32 | 7 | 0 | 40 | 55 | 66 | 65 | 40 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
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