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Surf Forecasts:
Khao Lak / Nang Thong surfForecast / Andaman Sea / Thailand
48hr Weather and Surf, issued 12 pm Monday 04 May 2026 +07Forecast update in hr min s Forecast update imminent
Khao Lak / Nang Thong surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Khao Lak / Nang Thong sea temperature is
31.0° C
(Which is slightly warmer than usual)How big are the waves at Khao Lak / Nang Thong today?
The current surf forecast for Khao Lak / Nang Thong at 6PM is: 0.1m 13s primary swell from a Southwest direction and 0.1m 11s secondary swell from a Southwest direction, 0.1m 4s secondary swell from a Southwest direction (forecast issued at 12:00pm May 04). The wind direction is predicted to be glassy.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 0.5ft (0.2m) | 12s |
| Afternoon (04 May) | 0.5ft (0.1m) | 13s |
| Evening (04 May) | 0.5ft (0.1m) | 21s |
Table - waves today at Khao Lak / Nang Thong. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Mon afternoon. Warm (max 30°C on Mon morning, min 27°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 12 | SW 13 | SW 13 | SW 13 | SW 21 | SW 21 | SW 20 | SW 20 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | |
6 | 6 | 7 | 7 | 18 | 17 | 16 | 15 | 59 | 58 | 53 | 81 | 111 | 152 | 148 | 133 | 129 | 127 | 161 | 157 | 153 | 141 | 106 | 104 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | glassy | glassy | glassy | glassy | off | off | glassy | on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | glassy | glassy | off | |
High Tide | 11:20AM2.41m | 11:39PM2.03m | 11:50AM2.32m | 00:09AM1.92m | 12:22PM2.20m | 00:43AM1.80m | ||||||||||||||||||
Low Tide | 5:45PM0.28m | 5:38AM0.38m | 6:16PM0.37m | 6:07AM0.48m | 6:49PM0.49m | 6:39AM0.60m | ||||||||||||||||||
 |  |  |  |  | |  | | | | | | | | | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — |
 | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | 6:37 |
— | — | 6 | 1 | — | — | — | — | — | — | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 29 | 30 | 29 | 29 | 28 | 27 | 27 | 27 | 29 | 30 | 29 | 29 | 28 | 28 | 27 | 27 | 29 | 29 | 30 | 29 | 28 | 27 | 27 | 27 |
34 | 32 | 34 | 33 | 32 | 31 | 31 | 31 | 34 | 32 | 33 | 34 | 33 | 33 | 32 | 32 | 34 | 31 | 33 | 34 | 33 | 31 | 31 | 31 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 20 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 |
 kJ | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 15 | 59 | 58 | 53 | 81 | 111 | 152 | 148 | 133 | 129 | 127 | 161 | 157 | 153 | 141 | 106 | 104 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 4 | SW 11 | SW 11 | SW 4 | SW 20 | SW 13 | SW 13 | WSW 13 | SW 12 | SW 12 | SW 12 | NW 3 | NW 4 | NW 4 | NNW 4 | NNW 4 | W 6 | W 6 | W 6 | W 7 | W 7 | W 6 |
| kJ | — | — | 1 | 5 | 4 | 1 | 16 | 7 | 7 | 16 | 6 | 6 | 6 | 3 | 3 | 2 | 1 | 1 | 7 | 7 | 7 | 8 | 8 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SW 21 | SW 21 | SW 4 | SW 4 | — | — | — | W 8 | W 8 | SW 12 | SW 12 | SW 12 | W 7 | W 7 | SW 22 | SW 21 | SW 21 | SW 21 | SW 20 | WSW 20 |
| kJ | — | — | — | — | 18 | 17 | 1 | 1 | — | — | — | 1 | 1 | 6 | 6 | 6 | 1 | 4 | 18 | 18 | 18 | 18 | 15 | 37 |
Wind waves Height (m) Direction Period (s) | — | — | — | SW 4 | — | — | — | — | — | — | W 12 | NW 2 | NW 3 | — | — | — | — | — | WNW 4 | — | — | — | — | — |
| kJ | — | — | — | 1 | — | — | — | — | — | — | 12 | 1 | 2 | — | — | — | — | — | 1 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 682 | 682 | 673 | 682 | 682 | 68 | 68 | 673 | 0 | 68 | 682 | 0 | 0 | 0 | 0 | 0 | 0 | 68 | 73 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Andaman Sea | ||||||||||||||||||||||||
Best forecast wave conditions in Thailand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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