Surf Forecasts:
How big are the waves at Siesta today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 1.5ft (0.4m), 3s period with NW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 1.5ft (0.5m), 4s period with NW swell.
- Evening surf: Evening surf (18 Aug, local time) - 2ft (0.6m), 4s period with WNW swell.
The current surf forecast for Siesta at 9AM is: 0.4m 3s primary swell from a Northwest direction (forecast issued at 01:00am August 18). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 1.5ft (0.4m) | 3s |
| Afternoon (18 Aug) | 1.5ft (0.5m) | 4s |
| Evening (18 Aug) | 2ft (0.6m) | 4s |
Table - waves today at Siesta. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Wed night. Warm (max 30°C on Tue afternoon, min 29°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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 | 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) | WNW 3 | NW 3 | NW 3 | WNW 3 | NW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | W 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 4 | WNW 4 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1 | 2 | 3 | 4 | 6 | 9 | 10 | 11 | 11 | 11 | 13 | 16 | 19 | 17 | 17 | 17 | 12 | 12 | 4 | 8 | 8 | 8 | 6 | 6 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 4:25AM0.89m | 6:09PM0.59m | 5:00AM0.90m | 5:43AM0.90m | ||||||||||||||||||||
Low Tide | 11:50AM0.30m | 9:56PM0.52m | 1:07PM0.30m | 2:31PM0.27m | ||||||||||||||||||||
 | |  | | | | | | |  |  | |  | | | | |  | | | | | |  | |
 | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:04 | — | — | — | — | — | — | — | 8:02 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | — | — | 2 | — | 1 | 1 | — | — | — |
Temp °C | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 |
Feels °C | 32 | 33 | 33 | 31 | 32 | 32 | 31 | 32 | 32 | 31 | 31 | 32 | 31 | 31 | 32 | 34 | 32 | 33 | 33 | 34 | 32 | 32 | 33 | 34 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 5 | WNW 5 | WNW 5 | — | — | WNW 5 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | 12 | 4 | — | — | 8 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 3 | NW 3 | NW 3 | WNW 3 | NW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 4 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | — | — | WNW 5 | WNW 5 | — | WNW 4 | WNW 4 |
| kJ | 1 | 2 | 3 | 4 | 6 | 9 | 10 | 11 | 11 | 11 | 13 | 16 | 19 | 17 | 17 | 17 | 12 | — | — | 8 | 8 | — | 6 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 550 | 293 | 293 | 249 | 293 | 243 | 249 | 305 | 249 | 249 | 249 | 293 | 569 | 569 | 293 | 293 | 652 | 659 | 1210 | 1679 | 912 | 1742 | 1225 | 1130 |
Best forecast wave conditions in Gulf Coast, Florida | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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