Surf Forecasts:
How big are the waves at Francis Beach today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2ft (0.6m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2ft (0.6m), 18s period with SW swell.
- Evening surf: Evening surf (18 Jul, local time) - 2ft (0.6m), 16s period with W swell.
The current surf forecast for Francis Beach at 3AM is: 0.6m 16s primary swell from a West direction and 1.0m 7s secondary swell from a West-northwest direction (forecast issued at 10:00pm July 17). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2ft (0.6m) | 17s |
| Afternoon (18 Jul) | 2ft (0.6m) | 18s |
| Evening (18 Jul) | 2ft (0.6m) | 16s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Mon afternoon, min 11°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 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) | WNW 8 | W 17 | W 16 | W 16 | SW 17 | SW 17 | SW 18 | SW 18 | SW 18 | W 16 | W 16 | W 16 | W 16 | SW 16 | SW 17 | SW 17 | SW 17 | SW 17 |
Wave Graph  | ||||||||||||||||||
 kJ | 213 | 195 | 185 | 188 | 190 | 190 | 194 | 201 | 206 | 174 | 172 | 172 | 121 | 165 | 241 | 297 | 354 | 334 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | glassy |
High Tide | 1:33AM1.63m | 3:02PM1.63m | 2:32AM1.41m | 3:42PM1.66m | ||||||||||||||
Low Tide | 7:54PM0.65m | 8:14AM-0.04m | 8:58PM0.58m | 8:56AM0.18m | 10:05PM0.49m | |||||||||||||
 |  |  | | | | |  | | | | | | |  | | | | |
 | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 8:29 | — | — | — | — | — | — | — | 8:28 | — | — | — | — | — | — | — | 8:28 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 11 | 11 | 12 | 15 | 16 | 15 | 12 | 12 | 11 | 11 | 12 | 15 | 16 | 15 | 13 | 13 |
Feels °C | 10 | 10 | 10 | 10 | 11 | 14 | 14 | 12 | 10 | 10 | 10 | 10 | 11 | 14 | 14 | 13 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | W 16 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 125 | 118 | 91 | 70 | 64 | 70 | 54 | 178 | 53 | 66 | 77 | 84 | 88 | 93 | 95 | 100 | 99 | 78 |
Swell 2 Height (m) Direction Period (s) | W 17 | W 17 | W 16 | W 16 | W 16 | SW 17 | W 16 | SW 18 | W 16 | W 16 | W 16 | W 16 | W 16 | SW 16 | SW 17 | SW 17 | SW 17 | SW 17 |
| kJ | 209 | 195 | 185 | 188 | 183 | 190 | 181 | 201 | 178 | 174 | 172 | 172 | 118 | 165 | 241 | 297 | 354 | 334 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | W 16 | SW 18 | SW 13 | SW 18 | SW 16 | WNW 11 | SW 13 | SW 16 | W 16 | W 15 | W 15 | W 15 | W 14 |
| kJ | 73 | 73 | 72 | 51 | 190 | 183 | 194 | 27 | 206 | 42 | 22 | 44 | 121 | 118 | 116 | 112 | 106 | 103 |
Wind waves Height (m) Direction Period (s) | WNW 8 | — | — | — | — | — | — | WNW 7 | WNW 7 | — | — | — | — | — | — | — | — | — |
| kJ | 213 | — | — | — | — | — | — | 53 | 96 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 66 | 32 | 32 | 32 | 40 | 40 | 66 | 66 | 66 | 32 | 32 | 32 | 40 | 40 | 66 | 66 | 66 | 0 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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