Surf Forecasts:
How big are the waves at Francis Beach today (31 Jul):
- Afternoon surf: Afternoon surf (31 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Evening surf: Evening surf (31 Jul, local time) - 5ft (1.6m), 8s period with WNW swell.
The current surf forecast for Francis Beach at 11PM is: 1.7m 8s primary swell from a West-northwest direction and 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 04:00pm July 31). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | - | - |
| Afternoon (31 Jul) | 2.5ft (0.7m) | 14s |
| Evening (31 Jul) | 5ft (1.6m) | 8s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sun afternoon, min 12°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | ||||||||||||||||||
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 |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WNW 8 | SSW 14 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 186 | 188 | 234 | 327 | 310 | 256 | 232 | 251 | 394 | 344 | 616 | 747 | 737 | 675 | 606 | 573 | 587 | 539 | 611 | 716 |
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 | cross-on | cross-on | glassy | on | cross-on | cross-on | cross-on | on |
High Tide | 1:18PM1.45m | 00:15AM1.64m | 1:44PM1.50m | 00:59AM1.52m | 2:12PM1.57m | |||||||||||||||
Low Tide | 6:32PM0.78m | 6:59AM-0.01m | 7:16PM0.70m | 7:31AM0.12m | 8:06PM0.60m | |||||||||||||||
 | | |  | | | | | |  | | | | | | | | | |  | |
 | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | 8:17 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:16 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 13 | 13 | 12 | 12 | 13 | 16 | 17 | 16 | 14 | 13 | 12 | 12 | 13 | 16 | 18 | 16 | 14 | 13 |
Feels °C | 13 | 12 | 11 | 11 | 10 | 10 | 12 | 15 | 15 | 13 | 13 | 12 | 10 | 11 | 13 | 15 | 16 | 13 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 14 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
| kJ | 180 | 180 | 234 | 327 | 310 | 256 | 232 | 251 | 264 | 110 | 488 | 747 | 737 | 675 | 606 | 573 | 587 | 539 | 611 | 716 |
Swell 2 Height (m) Direction Period (s) | SSE 13 | — | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SW 14 | SW 20 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 54 | — | 180 | 131 | 121 | 120 | 120 | 123 | 93 | 15 | 95 | 78 | 78 | 78 | 75 | 46 | 46 | 45 | 45 | 44 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 21 | SSW 14 | SW 20 | S 12 | S 11 | S 10 | SW 19 | SW 19 | SW 19 | SW 19 | S 10 | S 10 | WSW 18 | SW 18 | WSW 18 |
| kJ | — | — | — | — | — | 9 | 80 | 15 | 23 | 36 | 9 | 15 | 15 | 15 | 14 | 8 | 8 | 31 | 49 | 31 |
Wind waves Height (m) Direction Period (s) | WNW 8 | WNW 7 | — | — | — | — | — | — | WNW 8 | WNW 8 | WNW 8 | — | — | — | — | — | — | — | — | — |
| kJ | 186 | 188 | — | — | — | — | — | — | 394 | 344 | 616 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 40 | 66 | 65 | 40 | 40 | 40 | 21 | 40 | 40 | 66 | 40 | 40 | 40 | 39 | 0 | 40 | 40 | 411 | 55 | 45 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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