Surf Forecasts:
How big are the waves at The Patch today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 2.5ft (0.8m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 2.5ft (0.8m), 17s period with SW swell.
- Evening surf: Evening surf (21 Sep, local time) - 2.5ft (0.8m), 17s period with SW swell.
The current surf forecast for The Patch at 3PM is: 0.8m 17s primary swell from a Southwest direction and 1.0m 7s secondary swell from a West-northwest direction (forecast issued at 10:00am September 21). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 2.5ft (0.8m) | 17s |
| Afternoon (21 Sep) | 2.5ft (0.8m) | 17s |
| Evening (21 Sep) | 2.5ft (0.8m) | 17s |
Table - waves today at The Patch. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Wed afternoon, min 13°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||
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 | 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 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | WNW 8 | NW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 11 | WNW 10 | WNW 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 350 | 346 | 346 | 408 | 408 | 413 | 413 | 346 | 267 | 251 | 248 | 251 | 500 | 1343 | 658 | 644 | 549 | 495 | 564 | 575 | 527 | 517 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross | cross | cross | cross | on | cross | glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | off | glassy | glassy | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:55AM0.98m | 8:14PM1.13m | 10:21AM1.02m | 9:07PM1.17m | 10:44AM1.06m | 9:56PM1.19m | ||||||||||||||||
Low Tide | 3:28PM0.57m | 3:58AM0.08m | 4:11PM0.50m | 4:35AM0.07m | 4:48PM0.42m | |||||||||||||||||
 |  | | |  | |  | | | | | | | | | | | | | | | | |
 | 6:56 | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — |
 | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:06 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 15 | 16 | 14 | 13 | 13 | 13 | 13 | 13 | 16 | 17 | 15 | 14 | 14 | 13 | 13 | 14 | 18 | 20 | 19 | 16 | 15 |
Feels °C | 12 | 14 | 14 | 12 | 11 | 11 | 13 | 13 | 14 | 16 | 15 | 12 | 11 | 13 | 12 | 12 | 14 | 18 | 18 | 16 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | WNW 7 | WNW 7 | SW 17 | WNW 7 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 13 | SW 16 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 11 | WNW 10 | WNW 9 |
| kJ | 99 | 101 | 101 | 408 | 84 | 222 | 212 | 243 | 223 | 217 | 183 | 215 | 306 | 777 | 658 | 644 | 549 | 495 | 564 | 575 | 527 | 517 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 17 | NW 9 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | W 13 | WNW 13 | SW 16 | W 12 | SW 16 | W 12 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 350 | 346 | 346 | 21 | 408 | 413 | 413 | 346 | 267 | 176 | 178 | 251 | 193 | 251 | 184 | 248 | 248 | 242 | 227 | 215 | 174 | 171 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 12 | WNW 9 | WNW 16 | WNW 16 | W 15 | W 14 | SW 16 | SW 16 | SSW 12 | S 12 | W 13 | SW 16 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 12 |
| kJ | 33 | 33 | 32 | 30 | 32 | 26 | 50 | 112 | 146 | 251 | 248 | 14 | 24 | 84 | 251 | 9 | 2 | 2 | 2 | 2 | 2 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 7 | — | — | — | — | — | — | — | WNW 8 | WNW 8 | NW 9 | — | — | — | — | — | NW 9 | — | — |
| kJ | — | — | — | 81 | — | — | — | — | — | — | — | 226 | 500 | 1343 | — | — | — | — | — | 493 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 60 | 25 | 121 | 25 | 25 | 8 | 0 | 0 | 5 | 22 | 121 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 |
Best forecast wave conditions in Marin County | ||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||
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