Surf Forecasts:
How big are the waves at Guana Bay today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 1.5ft (0.5m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 1.5ft (0.5m), 8s period with NE swell.
- Evening surf: Evening surf (21 Sep, local time) - 1.5ft (0.5m), 7s period with NE swell.
The current surf forecast for Guana Bay at 8PM is: 0.5m 7s primary swell from a Northeast direction and 0.4m 8s secondary swell from a Southeast direction, 0.3m 3s secondary swell from a East-southeast direction (forecast issued at 01:00pm September 21). The wind direction is predicted to be onshore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 1.5ft (0.5m) | 8s |
| Afternoon (21 Sep) | 1.5ft (0.5m) | 8s |
| Evening (21 Sep) | 1.5ft (0.5m) | 7s |
Table - waves today at Guana Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Tue night. Warm (max 28°C on Mon afternoon, min 27°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||
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 8 | NE 8 | NE 7 | NE 7 | NE 8 | SE 8 | NE 8 | NE 8 | SE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | N 17 | NE 8 | SE 9 | ESE 5 | N 11 | N 15 | N 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 28 | 28 | 27 | 27 | 28 | 19 | 20 | 20 | 19 | 19 | 20 | 20 | 21 | 21 | 23 | 22 | 23 | 24 | 23 | 38 | 35 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 4:41PM0.31m | 2:28AM0.22m | 5:20PM0.31m | 3:47AM0.24m | 5:53PM0.31m | ||||||||||||||||
Low Tide | 8:27AM0.08m | 00:07AM0.21m | 9:32AM0.10m | 00:13AM0.21m | 10:37AM0.12m | ||||||||||||||||
 |  |  |  | | | |  | | | |  | |  | | | | | | | | |
 | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | 6:08 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | — | 1 | 2 | — | — | — | 1 | 1 | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 30 | 30 | 30 | 30 | 30 | 29 | 28 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 7 | NE 7 | NE 8 | NE 7 | NE 8 | NE 8 | NE 7 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | N 14 |
| kJ | 28 | 28 | 27 | 27 | 28 | 19 | 20 | 20 | 19 | 19 | 20 | 20 | 21 | 21 | 22 | 22 | 23 | 16 | 16 | 16 | 35 |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 9 | N 11 | SE 8 | SE 9 | N 10 |
| kJ | 17 | 16 | 16 | 16 | 16 | 16 | 13 | 13 | 17 | 13 | 12 | 6 | 6 | 6 | 6 | 11 | 20 | 22 | 18 | 19 | 19 |
Swell 3 Height (m) Direction Period (s) | NNW 7 | N 7 | NNW 7 | NNW 7 | N 7 | N 7 | N 6 | S 5 | S 5 | S 5 | S 5 | E 8 | E 8 | E 8 | N 17 | E 8 | N 16 | N 15 | N 11 | N 15 | SE 8 |
| kJ | 5 | 4 | 5 | 4 | 4 | 4 | 3 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 23 | 5 | 21 | 19 | 21 | 38 | 18 |
Wind waves Height (m) Direction Period (s) | ESE 2 | ESE 3 | SE 3 | ESE 3 | ESE 3 | ESE 3 | ESE 3 | ESE 3 | ESE 3 | ESE 4 | E 4 | E 4 | E 4 | E 4 | E 4 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 6 | ESE 6 |
| kJ | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 8 | 8 | 8 | 10 | 12 | 13 | 21 | 22 | 24 | 23 | 25 | 24 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 668 | 668 | 668 | 893 | 893 | 739 | 763 | 743 | 929 | 929 | 929 | 915 | 739 | 743 | 429 | 167 | 167 | 27 | 167 | 27 | 27 |
Best forecast wave conditions in Netherlands-Antilles - Saint Martin | |||||||||||||||||||||
Best forecast wave conditions in Netherlands Antilles | |||||||||||||||||||||
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