Surf Forecasts:
How big are the waves at Francis Beach today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 5ft (1.6m), 9s period with WNW swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 5ft (1.6m), 9s period with WNW swell.
- Evening surf: Evening surf (30 Sep, local time) - 5ft (1.6m), 9s period with WNW swell.
The current surf forecast for Francis Beach at 4AM is: 1.8m 9s primary swell from a West-northwest direction and 0.6m 16s secondary swell from a Southwest direction (forecast issued at 10:00pm September 29). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 5ft (1.6m) | 9s |
| Afternoon (30 Sep) | 5ft (1.6m) | 9s |
| Evening (30 Sep) | 5ft (1.6m) | 9s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Fri afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | ||||||||||||||||
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) | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 736 | 721 | 619 | 549 | 433 | 433 | 443 | 443 | 495 | 443 | 433 | 443 | 393 | 329 | 293 | 286 | 285 | 251 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | glassy | cross-on | cross-off | cross-on | cross-on | cross-on | cross | cross-on |
High Tide | 2:10AM1.30m | 1:10PM1.82m | 3:23AM1.23m | 1:59PM1.78m | ||||||||||||||
Low Tide | 7:21PM-0.08m | 7:04AM0.79m | 8:16PM-0.10m | 7:54AM0.92m | 9:20PM-0.08m | |||||||||||||
 | | | |  | | | |  | | | | | |  | | | | |
 | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 16 | 15 | 15 | 16 | 20 | 20 | 18 | 14 | 14 | 13 | 13 | 14 | 17 | 19 | 17 | 15 | 15 |
Feels °C | 15 | 16 | 15 | 15 | 16 | 20 | 18 | 16 | 13 | 14 | 13 | 12 | 13 | 17 | 18 | 17 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 |
| kJ | 736 | 721 | 619 | 549 | 433 | 433 | 443 | 443 | 495 | 443 | 433 | 443 | 393 | 329 | 293 | 286 | 285 | 251 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | W 13 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
| kJ | 203 | 159 | 159 | 122 | 89 | 119 | 149 | 143 | 107 | 103 | 74 | 73 | 72 | 70 | 69 | 67 | 62 | 63 |
Swell 3 Height (m) Direction Period (s) | W 14 | W 13 | WNW 13 | WNW 13 | SW 16 | WSW 12 | SW 20 | SW 20 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 |
| kJ | 33 | 92 | 60 | 60 | 122 | 14 | 15 | 15 | 53 | 49 | 111 | 50 | 50 | 50 | 50 | 108 | 106 | 104 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 32 | 14 | 0 | 0 | 0 | 0 | 55 | 40 | 32 | 32 | 0 | 18 | 0 | 13 | 40 | 84 | 13 | 13 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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