Surf Forecasts:
How big are the waves at Similan Islands today (27 Jul):
- Morning surf: Morning surf (27 Jul, local time) - 5ft (1.6m), 7s period with W swell.
- Afternoon surf: Afternoon surf (27 Jul, local time) - 5ft (1.5m), 7s period with W swell.
- Evening surf: Evening surf (27 Jul, local time) - 4.5ft (1.4m), 7s period with W swell.
The current surf forecast for Similan Islands at 2AM is: 1.6m 7s primary swell from a West direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 06:00pm July 26). The wind direction is predicted to be onshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Jul) | 5ft (1.6m) | 7s |
| Afternoon (27 Jul) | 5ft (1.5m) | 7s |
| Evening (27 Jul) | 4.5ft (1.4m) | 7s |
Table - waves today at Similan Islands. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 27mm), heaviest during Tue night. Warm (max 28°C on Sun afternoon, min 27°C on Tue night). Mainly fresh winds. | |||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 8 | W 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 202 | 209 | 213 | 220 | 198 | 210 | 243 | 240 | 206 | 181 | 184 | 189 | 195 | 211 | 274 | 298 | 315 | 299 | 338 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | on | on | on |
High Tide | 8:49PM1.44m | 9:00AM1.84m | 9:31PM1.57m | 9:39AM1.98m | |||||||||||||||
Low Tide | 3:02PM0.60m | 2:45AM0.64m | 3:39PM0.46m | 3:25AM0.52m | 4:10PM0.34m | ||||||||||||||
 |  | |  |  |  | | |  | | | | | | | | | | | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | 1 | 1 | — | — | 1 | 1 | 1 | — | — | 1 | 1 | 1 | — | 2 | 1 | 1 | 2 | 4 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 |
Feels °C | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 29 | 30 | 29 | 28 | 28 | 29 | 29 | 28 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 13 |
| kJ | 62 | 62 | 62 | 61 | 61 | 60 | 54 | 23 | 23 | 23 | 23 | 52 | 23 | 23 | 23 | 23 | 22 | 25 | 27 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | S 18 | S 18 | SW 14 | SW 14 | SW 14 | SW 15 | SW 16 | SW 17 | SW 17 | SW 16 | SW 13 | SW 16 | SW 16 |
| kJ | — | — | — | — | — | — | 6 | 6 | 32 | 8 | 8 | 9 | 10 | 11 | 12 | 10 | 7 | 10 | 10 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SW 17 | S 18 | — | — | — | — | SW 17 | SW 16 | SW 11 | SW 16 |
| kJ | — | — | — | — | — | — | — | — | — | 12 | 6 | — | — | — | — | 11 | 10 | 5 | 10 |
Wind waves Height (m) Direction Period (s) | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 8 | W 8 |
| kJ | 202 | 209 | 213 | 220 | 198 | 210 | 243 | 240 | 206 | 181 | 184 | 189 | 195 | 211 | 274 | 298 | 315 | 299 | 338 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 716 | 716 | 698 | 698 | 112 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 |
Best forecast wave conditions in Andaman Sea | |||||||||||||||||||
Best forecast wave conditions in Thailand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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