Surf Forecasts:
Kho Phan-Ngan - Haad Rin surf forecast from 17 Oct 2026:
- Most powerful swell: Tuesday 20 Oct, 4PM (local time) - 1ft (0.3m), 4s period, SSE swell with 3 kJ wave energy.
Best Forecast Surf Conditions for Kho Phan-Ngan - Haad Rin this week:
The most powerful waves expected at Kho Phan-Ngan - Haad Rin in the next 16 days are 0.3m 4s and forecast to arrive on Tuesday (Oct 20) at 4PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Saturday (Oct 24) at 4PM.
| Wave Type | Time (+07) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 4PM (Tue 20th Oct) | 1ft (0.3m) 4s |
Table - best surf conditions forecast for Kho Phan-Ngan - Haad Rin over the next 16 days.
Short Range ForecastModerate rain (total 18mm), heaviest on Mon night. Warm (max 29°C on Sat morning, min 27°C on Sun afternoon). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 26mm), heaviest during Tue morning. Warm (max 29°C on Thu afternoon, min 27°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | — | — | — | — | SE 4 | ESE 4 | ESE 4 | — | — | SE 5 | SSE 4 | SSE 4 | SE 6 | SE 6 | SE 6 | SE 5 | — | S 6 | W 3 | W 3 | W 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | cross-on | on | glassy | glassy | on | cross-off | cross-off | on | cross-off | off | cross | glassy | cross-off | cross-off | cross-off | off | off | off |
High Tide | 2:39PM1.20m | 3:22PM1.17m | 4:05PM1.13m | 4:49PM1.08m | 5:33PM1.00m | 6:23PM0.90m | 7:34PM0.78m | ||||||||||||||
Low Tide | 1:13AM0.21m | 2:08AM0.22m | 2:50AM0.23m | 3:20AM0.25m | 3:40AM0.28m | 3:51AM0.34m | 3:49AM0.41m | ||||||||||||||
 | |  |  |  |  | |  |  |  | | | | | | | |  | |  | | |
 | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — |
 | — | 6:01 | — | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 6:00 | — | — | 5:59 | — |
mm | — | — | — | 4 | — | 1 | — | — | 13 | 10 | — | 7 | 7 | — | — | 2 | — | — | 1 | 2 | 10 |
Temp °C | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 29 | 29 |
Feels °C | 34 | 33 | 33 | 31 | 32 | 33 | 32 | 32 | 32 | 32 | 31 | 31 | 32 | 32 | 33 | 32 | 34 | 32 | 31 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | SE 4 | ESE 4 | ESE 4 | — | — | SE 5 | SSE 4 | SSE 4 | — | SE 6 | SE 6 | SE 5 | — | S 6 | — | — | — |
| kJ | — | — | — | — | 1 | 2 | 1 | — | — | 1 | 3 | 1 | — | 1 | 1 | 1 | — | 1 | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | S 5 | SE 6 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | S 4 | — | — | — | — | — | — | NW 3 | W 3 | W 3 | W 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | 2 | 3 | 8 | 21 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 229 | 823 | 229 | 229 | 229 | 228 | 228 | 823 | 228 | 823 | 823 | 229 | 843 | 823 | 823 | 228 | 823 | 228 | 228 | 828 | 828 |
Best forecast wave conditions in Gulf of Thailand | |||||||||||||||||||||
Best forecast wave conditions in Thailand | |||||||||||||||||||||
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Information about the Kho Phan-Ngan - Haad Rin Surf forecast
The above surf forecast table for Kho Phan-Ngan - Haad Rin provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Kho Phan-Ngan - Haad Rin can be found by selecting the local surf guide option on the grey menu. Our Kho Phan-Ngan - Haad Rin surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Kho Phan-Ngan - Haad Rin) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Kho Phan-Ngan - Haad Rin may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Kho Phan-Ngan - Haad Rin is 22 km (14 miles) from the city of Ko Samui. If you plan a holiday in Gulf of Thailand, look for hotels and other accommodation in Ko Samui. Ko Samui has rooms for a wide range of budgets as well as car hire and transport links.
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