Surf Forecasts:
How big are the waves at Francis Beach today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 5ft (1.6m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 6ft (1.9m), 11s period with WNW swell.
- Evening surf: Evening surf (18 Oct, local time) - 5ft (1.6m), 11s period with WNW swell.
The current surf forecast for Francis Beach at 5AM is: 0.9m 16s primary swell from a Southwest direction and 1.2m 8s secondary swell from a West-northwest direction, 0.9m 12s secondary swell from a West direction (forecast issued at 10:00pm October 17). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 5ft (1.6m) | 12s |
| Afternoon (18 Oct) | 6ft (1.9m) | 11s |
| Evening (18 Oct) | 5ft (1.6m) | 11s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Sat night, min 12°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | ||||||||||||||||
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) | SSW 18 | SW 18 | SW 17 | SW 16 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | SSW 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 399 | 449 | 439 | 395 | 660 | 660 | 934 | 716 | 626 | 615 | 593 | 774 | 599 | 589 | 514 | 429 | 320 | 425 |
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 | cross-on | cross-on | cross-on | cross-on |
High Tide | 6:47AM1.23m | 4:21PM1.36m | 7:27AM1.29m | 5:34PM1.34m | ||||||||||||||
Low Tide | 10:50PM0.19m | 11:38AM1.07m | 11:53PM0.20m | 12:44PM0.97m | ||||||||||||||
 | | | |  | | | | | | | | | |  |  |  | | |
 | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 15 | 14 | 14 | 13 | 16 | 16 | 14 | 13 | 13 | 12 | 12 | 12 | 14 | 15 | 14 | 14 | 14 |
Feels °C | 15 | 14 | 13 | 13 | 12 | 14 | 13 | 11 | 11 | 11 | 10 | 9 | 10 | 11 | 12 | 10 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 |
| kJ | 113 | 138 | 196 | 179 | 660 | 660 | 741 | 716 | 626 | 615 | 593 | 774 | 599 | 589 | 514 | 429 | 320 | 259 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SW 18 | SW 17 | W 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 16 |
| kJ | 399 | 449 | 439 | 216 | 381 | 376 | 376 | 376 | 371 | 367 | 367 | 475 | 171 | 220 | 220 | 223 | 287 | 425 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 13 | W 13 | SW 16 | SW 13 | SW 13 | SSW 19 | SSW 20 | SSW 19 | SSW 19 | SSW 12 | W 18 | SSW 17 | SSW 18 | SSW 18 | SW 18 | W 16 | W 16 |
| kJ | 146 | 156 | 202 | 395 | 44 | 42 | 73 | 149 | 148 | 73 | 14 | 25 | 267 | 176 | 123 | 80 | 20 | 20 |
Wind waves Height (m) Direction Period (s) | NW 7 | — | — | — | — | — | WNW 11 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 63 | — | — | — | — | — | 934 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 32 | 32 | 32 | 32 | 32 | 40 | 66 | 66 | 65 | 65 | 57 | 32 | 32 | 65 | 66 | 66 | 66 | 32 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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