Surf Forecasts:
How big are the waves at Francis Beach today (17 Oct):
- Afternoon surf: Afternoon surf (17 Oct, local time) - 2.5ft (0.7m), 18s period with SW swell.
- Evening surf: Evening surf (17 Oct, local time) - 2.5ft (0.8m), 18s period with SSW swell.
The current surf forecast for Francis Beach at 10PM is: 0.9m 18s primary swell from a Southwest direction and 1.0m 8s secondary swell from a West-northwest direction, 0.9m 7s secondary swell from a Northwest direction (forecast issued at 04:00pm October 17). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | - | - |
| Afternoon (17 Oct) | 2.5ft (0.7m) | 18s |
| Evening (17 Oct) | 2.5ft (0.8m) | 18s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat afternoon, min 12°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | ||||||||||||||||||
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) | SW 18 | SSW 18 | 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 | 323 | 399 | 399 | 449 | 439 | 395 | 660 | 741 | 971 | 716 | 615 | 604 | 615 | 774 | 680 | 589 | 505 | 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 | cross-on | cross-on |
High Tide | 3:12PM1.41m | 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 | — | — | — | — | — | — |
 | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 20 | 16 | 15 | 14 | 13 | 13 | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 14 | 15 | 14 | 14 | 13 |
Feels °C | 23 | 17 | 14 | 14 | 13 | 12 | 12 | 14 | 12 | 11 | 10 | 10 | 10 | 9 | 10 | 11 | 12 | 11 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 18 | WNW 9 | 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 | 323 | 113 | 113 | 138 | 174 | 179 | 660 | 741 | 729 | 716 | 615 | 604 | 615 | 774 | 680 | 589 | 505 | 429 | 320 | 259 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | SSW 18 | 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 | 57 | 399 | 399 | 449 | 439 | 266 | 381 | 376 | 376 | 376 | 371 | 367 | 367 | 475 | 171 | 220 | 220 | 223 | 287 | 425 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 12 | 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 18 | SSW 18 | SSW 18 | SW 18 | W 16 | W 16 |
| kJ | 75 | 72 | 146 | 156 | 202 | 395 | 44 | 42 | 73 | 149 | 148 | 73 | 14 | 25 | 270 | 176 | 123 | 80 | 20 | 20 |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | — | — | — | — | — | WNW 11 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 69 | 67 | 63 | — | — | — | — | — | 971 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 55 | 40 | 39 | 32 | 32 | 32 | 32 | 40 | 66 | 66 | 65 | 65 | 39 | 39 | 32 | 65 | 66 | 66 | 66 | 14 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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