Surf Forecasts:
How big are the waves at Francis Beach today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 2.5ft (0.8m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 3ft (0.9m), 14s period with SW swell.
- Evening surf: Evening surf (21 Jun, local time) - 2.5ft (0.7m), 14s period with SW swell.
The current surf forecast for Francis Beach at 6AM is: 0.6m 16s primary swell from a South-southwest direction and 0.6m 13s secondary swell from a Southwest direction (forecast issued at 10:00pm June 20). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 2.5ft (0.8m) | 15s |
| Afternoon (21 Jun) | 3ft (0.9m) | 14s |
| Evening (21 Jun) | 2.5ft (0.7m) | 14s |
Table - waves today at Francis Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Sun afternoon, min 11°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 18 | SW 14 | WNW 8 | SSW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 13 | SW 16 | SW 19 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 496 | 206 | 203 | 169 | 287 | 305 | 301 | 305 | 251 | 214 | 214 | 211 | 164 | 158 | 122 | 116 | 129 | 211 | 208 | 163 | 127 | 91 | 198 | 184 |
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 | on | on | on | on | on | on | on | glassy | glassy | glassy | cross-on | cross-on | cross-on |
High Tide | 3:58AM1.26m | 5:23PM1.62m | 5:20AM1.09m | 6:05PM1.66m | 6:54AM1.01m | |||||||||||||||||||
Low Tide | 10:42PM0.62m | 10:27AM0.15m | 11:55PM0.47m | 11:17AM0.36m | 1:01AM0.31m | 12:09PM0.55m | ||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — |
 | 8:32 | — | — | — | — | — | — | — | 8:34 | — | — | — | — | — | — | — | 8:34 | — | — | — | — | — | — | 8:34 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 12 | 12 | 13 | 15 | 16 | 15 | 13 | 12 | 12 | 12 | 13 | 15 | 16 | 15 | 13 | 12 | 12 | 11 | 13 | 15 | 16 | 16 |
Feels °C | 13 | 12 | 10 | 11 | 12 | 14 | 14 | 12 | 11 | 11 | 11 | 11 | 12 | 13 | 14 | 13 | 12 | 11 | 12 | 10 | 12 | 14 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 13 | SW 16 | SW 14 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 496 | 206 | 203 | 109 | 287 | 305 | 108 | 116 | 147 | 141 | 128 | 147 | 137 | 128 | 122 | 87 | 92 | 76 | 76 | 76 | 76 | 58 | 55 | 47 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | SW 13 | SSW 13 | SSW 16 | WNW 6 | WNW 8 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 13 | SSW 13 | SW 13 | SW 16 | SW 16 | SW 16 | SW 13 | SW 13 | SW 16 | SW 15 |
| kJ | 57 | 138 | 114 | 169 | 22 | 76 | 301 | 305 | 251 | 214 | 214 | 211 | 164 | 158 | 120 | 116 | 85 | 211 | 208 | 163 | 85 | 87 | 198 | 176 |
Swell 3 Height (m) Direction Period (s) | SW 21 | WNW 10 | WNW 10 | WNW 5 | SW 20 | SW 20 | SW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 13 | SW 13 | SW 13 | SW 16 | SW 16 | SSW 20 | SW 19 |
| kJ | 18 | 39 | 56 | 15 | 97 | 97 | 97 | 96 | 121 | 155 | 154 | 154 | 154 | 80 | 80 | 100 | 129 | 85 | 85 | 85 | 127 | 91 | 149 | 184 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 68 | 32 | 32 | 39 | 40 | 40 | 411 | 66 | 66 | 39 | 39 | 40 | 40 | 40 | 66 | 66 | 66 | 40 | 0 | 0 | 0 | 40 | 102 | 102 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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