Surf Forecasts:
How big are the waves at Jap Rock today (28 Sep):
- Afternoon surf: Afternoon surf (28 Sep, local time) - 4.5ft (1.4m), 12s period with NE swell.
- Evening surf: Evening surf (28 Sep, local time) - 4.5ft (1.3m), 12s period with NNE swell.
The current surf forecast for Jap Rock at 12AM is: 1.2m 12s primary swell from a North-northeast direction (forecast issued at 07:00pm September 27). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | - | - |
| Afternoon (28 Sep) | 4.5ft (1.4m) | 12s |
| Evening (28 Sep) | 4.5ft (1.3m) | 12s |
Table - waves today at Jap Rock. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Tue night. Warm (max 29°C on Tue afternoon, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Sun 27 | Monday 28 | Tuesday 29 | |||||||||||||||||
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) | NNE 12 | NNE 12 | NNE 12 | NE 11 | NE 11 | NNE 11 | NNE 11 | NE 11 | NNE 10 | NE 10 | NE 10 | NE 10 | NNE 10 | NNE 10 | NE 9 | NE 9 | NNE 9 | NE 9 | NE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 545 | 472 | 365 | 293 | 283 | 207 | 204 | 163 | 133 | 151 | 104 | 100 | 64 | 60 | 41 | 41 | 32 | 21 | 20 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | glassy | off | off | off | glassy | cross-on | cross-on | off | glassy |
High Tide | 9:29PM1.02m | 10:03AM1.09m | 10:10PM1.01m | 10:49AM1.09m | 10:54PM1.00m | ||||||||||||||
Low Tide | 3:23PM0.16m | 3:37AM0.04m | 4:05PM0.17m | 4:20AM0.04m | 4:50PM0.20m | ||||||||||||||
 |  |  | | | | | |  |  | | | | | | | |  |  | |
 | — | — | — | — | 7:11 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — |
 | 7:10 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 1 |
Temp °C | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 25 | 25 | 27 | 29 | 29 | 25 | 26 |
Feels °C | 28 | 29 | 29 | 28 | 28 | 29 | 30 | 30 | 30 | 30 | 30 | 29 | 27 | 28 | 30 | 29 | 29 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | NNE 12 | NNE 12 | NNE 12 | NE 11 | NE 11 | NNE 11 | NNE 11 | NE 11 | NNE 10 | NE 10 | NE 10 | NE 10 | NNE 10 | NNE 10 | NE 9 | NE 9 | NNE 9 | NE 9 | NE 9 |
| kJ | 545 | 472 | 365 | 293 | 283 | 207 | 204 | 163 | 133 | 151 | 104 | 100 | 64 | 60 | 41 | 41 | 32 | 21 | 20 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | E 8 | E 8 | E 8 | E 8 | E 10 | SE 9 | S 3 | S 3 | S 3 | — | SE 9 | E 14 | E 14 | E 14 |
| kJ | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | — | 3 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | E 10 | E 10 | E 10 | E 10 | — | — | E 9 | E 9 | E 9 | E 9 | E 14 | E 9 | E 9 | E 8 |
| kJ | — | — | — | — | — | 2 | 2 | 2 | 2 | — | — | 2 | 2 | 2 | 2 | 4 | 2 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | ENE 2 | ENE 3 | SE 10 | S 3 | — | — | — | — | — | SE 3 | S 3 | SSE 3 |
| kJ | — | — | — | — | — | — | — | 1 | 1 | 4 | 1 | — | — | — | — | — | 4 | 5 | 5 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 205 | 307 | 55 | 108 | 37 | 26 | 37 | 196 | 307 | 178 | 0 | 0 | 7 | 7 | 63 | 366 | 359 | 1000 | 1013 |
Best forecast wave conditions in South Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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