Surf Forecasts:
How big are the waves at Jap Rock today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 1ft (0.3m), 9s period with NE swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 1.5ft (0.4m), 8s period with NE swell.
- Evening surf: Evening surf (17 Oct, local time) - 0.5ft (0.1m), 15s period with NE swell.
The current surf forecast for Jap Rock at 2PM is: 0.4m 8s primary swell from a Northeast direction and 0.2m 4s secondary swell from a East-southeast direction, 0.2m 4s secondary swell from a South-southeast direction (forecast issued at 07:00am October 17). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 1ft (0.3m) | 9s |
| Afternoon (17 Oct) | 1.5ft (0.4m) | 8s |
| Evening (17 Oct) | 0.5ft (0.1m) | 15s |
Table - waves today at Jap Rock. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 50mm), heaviest during Sat night. Warm (max 29°C on Sat morning, min 24°C on Sat night). Winds increasing (calm on Sat morning, fresh winds from the NE by Sun afternoon). | |||||||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | |||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 15 | NNE 6 | NNE 6 | NNE 7 | NNE 8 | NNE 8 | NNE 9 | NNE 9 | NNE 9 | NE 10 | NE 10 | NE 11 | NE 12 | NE 12 | NNE 12 | NNE 13 | NE 13 | NE 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 12 | 12 | 11 | 24 | 16 | 8 | 182 | 177 | 456 | 965 | 1396 | 1567 | 1515 | 1581 | 1617 | 1695 | 2135 | 2457 | 2724 | 2770 | 2533 | 2937 | 3267 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:35PM0.86m | 1:43AM0.82m | 2:30PM0.84m | 2:43AM0.80m | 3:28PM0.85m | ||||||||||||||||||
Low Tide | 7:19AM0.33m | 7:56PM0.44m | 8:18AM0.36m | 9:01PM0.44m | 9:21AM0.36m | 10:02PM0.41m | |||||||||||||||||
 |  | | |  |  | | | | | | |  |  | |  | |  | | |  | | | |
 | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | — | 1 | 1 | 2 | 6 | 19 | 3 | 2 | 3 | 3 | 4 | 4 | 2 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 29 | 29 | 26 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 |
Feels °C | 31 | 31 | 33 | 32 | 27 | 23 | 24 | 24 | 21 | 21 | 23 | 22 | 21 | 21 | 20 | 22 | 22 | 22 | 22 | 22 | 23 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | ESE 4 | E 4 | E 4 | NE 8 | NE 8 | NE 10 | NE 10 | E 8 | NE 14 | E 8 | — | — | — | — | — | — | NNE 14 | — | NNE 12 | NNE 12 | NNE 13 | NNE 13 | — |
| kJ | 5 | 5 | 3 | 24 | 16 | 4 | 4 | 1 | 7 | 1 | — | — | — | — | — | — | 318 | — | 1941 | 2621 | 2533 | 2098 | — |
Swell 2 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 8 | ESE 4 | ESE 4 | E 8 | E 8 | NE 14 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | — |
| kJ | 12 | 12 | 11 | 1 | 1 | 1 | 1 | 8 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — |
Swell 3 Height (m) Direction Period (s) | SSE 4 | SSE 4 | SSE 4 | NE 12 | NE 11 | NE 15 | NE 15 | — | N 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 1 | 1 | 6 | 5 | 8 | 8 | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 4 | — | S 4 | SSE 4 | N 3 | NNE 5 | NNE 6 | NNE 6 | NNE 7 | NNE 8 | NNE 8 | NNE 9 | NNE 9 | NNE 9 | NE 10 | NE 10 | NE 11 | NE 12 | NE 12 | NE 12 | E 6 | NE 13 | NE 13 |
| kJ | 1 | — | 1 | 1 | 2 | 91 | 182 | 177 | 456 | 965 | 1396 | 1567 | 1515 | 1581 | 1617 | 1695 | 2135 | 2457 | 2724 | 2770 | 41 | 2937 | 3267 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 383 | 63 | 63 | 63 | 307 | 307 | 359 | 417 | 797 | 797 | 797 | 797 | 797 | 797 | 1013 | 838 | 838 | 838 | 708 | 708 | 708 | 680 | 533 |
Best forecast wave conditions in South Florida | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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