Surf Forecasts:
How big are the waves at Francis Beach today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 2.5ft (0.7m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (22 Sep, local time) - 2.5ft (0.7m), 16s period with SW swell.
- Evening surf: Evening surf (22 Sep, local time) - 5.5ft (1.7m), 8s period with WNW swell.
The current surf forecast for Francis Beach at 12AM is: 0.8m 17s primary swell from a Southwest direction and 1.0m 9s secondary swell from a West-northwest direction (forecast issued at 04:00pm September 21). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 2.5ft (0.7m) | 16s |
| Afternoon (22 Sep) | 2.5ft (0.7m) | 16s |
| Evening (22 Sep) | 5.5ft (1.7m) | 8s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Wed afternoon, min 13°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||
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 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 283 | 283 | 346 | 346 | 346 | 342 | 260 | 251 | 248 | 251 | 264 | 589 | 606 | 561 | 506 | 424 | 393 | 502 | 418 | 411 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | glassy | cross-on | glassy | on | on | cross-on | cross-on | on | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 7:18PM1.53m | 9:25AM1.37m | 8:12PM1.58m | 9:49AM1.43m | 9:01PM1.61m | |||||||||||||||
Low Tide | 2:00PM0.93m | 2:30AM0.14m | 2:43PM0.82m | 3:07AM0.12m | 3:20PM0.69m | |||||||||||||||
 | |  |  | | | |  | | | | |  | | | | | | | | |
 | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — |
 | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 13 | 14 | 13 | 13 | 15 | 16 | 16 | 13 | 13 | 13 | 13 | 14 | 18 | 20 | 19 | 15 | 15 |
Feels °C | 14 | 14 | 13 | 11 | 14 | 13 | 13 | 15 | 15 | 14 | 11 | 12 | 13 | 13 | 14 | 17 | 18 | 17 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | WNW 7 | WNW 7 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 |
| kJ | 99 | 81 | 59 | 151 | 176 | 202 | 192 | 188 | 217 | 188 | 264 | 589 | 606 | 561 | 506 | 424 | 393 | 502 | 418 | 411 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 283 | 283 | 346 | 346 | 346 | 342 | 260 | 251 | 248 | 251 | 251 | 251 | 251 | 248 | 203 | 198 | 183 | 176 | 174 | 171 |
Swell 3 Height (m) Direction Period (s) | — | SSW 13 | NW 9 | W 17 | WNW 16 | WNW 15 | W 14 | W 14 | W 13 | W 13 | WNW 12 | WNW 13 | WNW 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 13 |
| kJ | — | 32 | 21 | 6 | 25 | 74 | 107 | 132 | 125 | 156 | 155 | 55 | 29 | 2 | 2 | 2 | 2 | 2 | 2 | 29 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 9 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 430 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 411 | 66 | 55 | 55 | 0 | 13 | 0 | 40 | 40 | 66 | 40 | 32 | 0 | 0 | 0 | 18 | 55 | 40 | 32 | 32 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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