Surf Forecasts:
How big are the waves at Grandview today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 3ft (0.9m), 18s period with SW swell.
- Evening surf: Evening surf (20 Sep, local time) - 3ft (0.9m), 18s period with SW swell.
The current surf forecast for Grandview at 8PM is: 0.9m 18s primary swell from a Southwest direction and 0.5m 12s secondary swell from a South direction (forecast issued at 04:00pm September 20). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 3ft (0.9m) | 18s |
| Evening (20 Sep) | 3ft (0.9m) | 18s |
Table - waves today at Grandview. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Sun afternoon, min 19°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||
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 | SW 18 | SW 18 | SW 17 | SW 17 | 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 |
Wave Graph  | ||||||||||||||||||||
 kJ | 522 | 522 | 510 | 505 | 499 | 487 | 482 | 553 | 625 | 618 | 611 | 527 | 521 | 432 | 421 | 416 | 416 | 416 | 416 | 421 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | glassy | cross-on | glassy | glassy | cross-on | cross-on | on | on | glassy | glassy | glassy | glassy | on | on | on | glassy | glassy |
High Tide | 5:36PM1.80m | 8:00AM1.57m | 6:27PM1.89m | 8:12AM1.65m | 7:08PM1.97m | |||||||||||||||
Low Tide | 11:54AM1.34m | 1:06AM0.48m | 12:41PM1.21m | 1:35AM0.42m | 1:17PM1.07m | |||||||||||||||
 | |  |  | | | | |  | | | | | | | | | |  | | |
 | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — |
 | — | 6:49 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 21 | 20 | 20 | 19 | 19 | 19 | 20 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 21 | 22 | 21 | 20 | 20 |
Feels °C | 23 | 20 | 20 | 21 | 20 | 20 | 20 | 20 | 19 | 20 | 20 | 21 | 20 | 20 | 20 | 21 | 21 | 20 | 21 | 22 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | 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 |
| kJ | 522 | 522 | 510 | 505 | 499 | 487 | 482 | 553 | 625 | 618 | 611 | 527 | 521 | 432 | 421 | 416 | 416 | 416 | 416 | 421 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | W 5 | W 5 | W 6 | W 6 | S 11 | S 11 | W 5 | W 5 |
| kJ | 75 | 75 | 76 | 51 | 51 | 51 | 50 | 48 | 48 | 47 | 46 | 46 | 14 | 14 | 15 | 15 | 21 | 21 | 14 | 8 |
Swell 3 Height (m) Direction Period (s) | W 6 | SW 12 | W 5 | W 5 | W 5 | W 5 | W 5 | W 5 | SW 11 | W 5 | W 5 | W 5 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | — | S 11 | S 11 | S 11 |
| kJ | 10 | 6 | 9 | 8 | 8 | 4 | 4 | 4 | 5 | 5 | 5 | 8 | 46 | 44 | 43 | 42 | — | 21 | 21 | 21 |
Wind waves Height (m) Direction Period (s) | — | W 6 | — | — | — | — | — | — | WSW 5 | — | — | — | — | — | — | — | W 6 | W 6 | — | — |
| kJ | — | 10 | — | — | — | — | — | — | 5 | — | — | — | — | — | — | — | 15 | 15 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 52 | 52 | 51 | 0 | 2 | 0 | 0 | 52 | 124 | 52 | 16 | 0 | 0 | 0 | 0 | 51 | 52 | 51 | 0 | 0 |
Best forecast wave conditions in San Diego County | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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