Surf Forecasts:
How big are the waves at Jap Rock today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 2.5ft (0.7m), 4s period with E swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 2.5ft (0.7m), 4s period with NE swell.
- Evening surf: Evening surf (16 Sep, local time) - 5ft (1.5m), 8s period with NE swell.
The current surf forecast for Jap Rock at 3AM is: 0.7m 4s primary swell from a East direction and 0.1m 10s secondary swell from a Northeast direction, 0.1m 8s secondary swell from a East direction (forecast issued at 07:00pm September 15). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 2.5ft (0.7m) | 4s |
| Afternoon (16 Sep) | 2.5ft (0.7m) | 4s |
| Evening (16 Sep) | 5ft (1.5m) | 8s |
Table - waves today at Jap Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 36mm), heaviest during Fri morning. Warm (max 29°C on Tue night, min 25°C on Fri morning). Wind will be generally light. | |||||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||
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) | ENE 10 | ENE 10 | E 4 | E 4 | E 4 | E 4 | E 4 | NE 4 | NE 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 9 | 9 | 12 | 15 | 16 | 16 | 16 | 20 | 129 | 204 | 262 | 269 | 183 | 187 | 250 | 250 | 250 | 221 | 169 |
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-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:58PM0.91m | 12:34PM0.91m | 00:40AM0.86m | 1:20PM0.86m | |||||||||||||||
Low Tide | 6:03PM0.25m | 6:22AM0.18m | 6:49PM0.31m | 7:10AM0.24m | 7:39PM0.37m | ||||||||||||||
 |  |  | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — |
 | 7:24 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — |
mm | 1 | — | 1 | — | 2 | 2 | 1 | — | 1 | 1 | 2 | 3 | 3 | 1 | 2 | 1 | 2 | 1 | — |
Temp °C | 30 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 31 | 31 | 31 | 31 | 30 | 30 | 31 | 30 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 10 | NE 10 | NE 10 | NE 10 | NE 9 | NE 9 | NE 9 | E 8 | — | — | — | NE 7 | E 8 | E 13 | E 13 | E 13 | — | NE 8 |
| kJ | 9 | 9 | 4 | 4 | 4 | 3 | 3 | 3 | 1 | — | — | — | 183 | 1 | 3 | 3 | 3 | — | 169 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | — | E 8 | E 8 | E 8 | E 8 | N 8 | — | — | — | — | E 13 | E 13 | — | — | E 13 | E 9 | E 9 |
| kJ | 5 | 5 | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | 3 | 3 | — | — | 3 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | SSE 4 | SSE 4 | — | — | — | — | — | E 8 | — | — | — | — | E 13 | E 13 | — | — | — | E 13 | E 13 |
| kJ | 1 | 1 | — | — | — | — | — | 1 | — | — | — | — | 3 | 3 | — | — | — | 3 | 3 |
Wind waves Height (m) Direction Period (s) | E 3 | E 3 | E 4 | E 4 | E 4 | E 4 | E 4 | NE 4 | NE 8 | NE 8 | NE 7 | NE 7 | ESE 4 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | ESE 5 |
| kJ | 2 | 3 | 12 | 15 | 16 | 16 | 16 | 20 | 129 | 204 | 262 | 269 | 13 | 187 | 250 | 250 | 250 | 221 | 8 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1613 | 925 | 1002 | 853 | 978 | 816 | 978 | 1618 | 1618 | 974 | 922 | 857 | 310 | 310 | 857 | 778 | 922 | 974 | 974 |
Best forecast wave conditions in South Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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