Surf Forecasts:
Aho Kahi Harbor Entrance surf forecast from 15 Aug 2026:
- Best quality surf: Sunday 23 Aug, 7AM (local time) - 3.5ft (1.1m), 6s period, SW swell with cross-offshore winds.
- Most powerful swell: Friday 21 Aug, 1AM (local time) - 4.5ft (1.3m), 7s period, SW swell with 184 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 7AM (local time) - 3.5ft (1.1m), 6s period with SW swell.
Best Forecast Surf Conditions for Aho Kahi Harbor Entrance this week:
The surf forecast for Aho Kahi Harbor Entrance over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 7AM. The primary swell is predicted to be 1.1m and 6s period with a secondary swell of 0.1m and 6s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Aho Kahi Harbor Entrance in the next 16 days are 1.3m 7s and forecast to arrive on Friday (Aug 21) at 1AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 7s period and expected on Friday (Aug 21) at 4AM.
| Wave Type | Time (+07) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Sun 23rd Aug) | 3.5ft (1.1m) 6s |
| Best Surf | 7AM (Sun 23rd Aug) | 3.5ft (1.1m) 6s |
| Most Powerful | 1AM (Fri 21st Aug) | 4.5ft (1.3m) 7s |
Table - best surf conditions forecast for Aho Kahi Harbor Entrance over the next 16 days.
Short Range ForecastHeavy rain (total 25mm), heaviest during Mon afternoon. Warm (max 30°C on Tue morning, min 27°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 35mm), heaviest during Thu night. Warm (max 28°C on Tue night, min 25°C on Wed afternoon). Mainly fresh winds. | ||||||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||
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) | SW 4 | SW 5 | WSW 4 | SW 4 | SW 6 | SW 4 | WSW 5 | SW 4 | WSW 6 | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SW 5 | SW 4 | SW 6 | SW 6 | SW 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 17 | 17 | 34 | 22 | 19 | 21 | 31 | 26 | 68 | 36 | 47 | 64 | 0 | 99 | 184 | 113 | 54 | 24 | 82 | 73 | 53 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-off | cross | cross | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross-off |
High Tide | 6:48PM1.36m | 3:57AM1.16m | 6:04PM1.39m | 6:57AM1.04m | 5:39PM1.47m | 5:29PM1.57m | 5:33PM1.65m | 5:48PM1.71m | 6:12PM1.74m | ||||||||||||
Low Tide | 10:50AM0.62m | 00:48AM1.12m | 10:51AM0.85m | 1:29AM0.90m | 9:48AM1.02m | 2:12AM0.72m | 2:57AM0.59m | 3:46AM0.50m | 4:40AM0.44m | ||||||||||||
 | |  |  | | |  | |  |  | | | | | | | | | | | | |
 | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — | 6:01 | — | — |
 | — | 6:32 | — | — | 6:32 | — | — | 6:31 | — | — | 6:31 | — | — | 6:30 | — | — | 6:30 | — | — | 6:30 | — |
mm | 2 | 4 | 2 | 2 | 5 | 3 | — | 1 | — | — | 2 | 3 | 3 | 5 | 14 | 5 | 3 | 4 | 2 | 3 | — |
Temp °C | 29 | 29 | 28 | 29 | 29 | 28 | 30 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 |
Feels °C | 31 | 32 | 30 | 31 | 31 | 30 | 30 | 29 | 30 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 29 | 29 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | — | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | — | — | — | — | — | — | — | — | — | SSE 6 |
| kJ | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | 4 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 5 | WSW 4 | SW 4 | SW 6 | SW 4 | WSW 5 | SW 4 | WSW 6 | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SW 5 | SW 4 | SW 6 | SW 6 | SW 5 |
| kJ | 17 | 17 | 34 | 22 | 19 | 21 | 31 | 26 | 68 | 36 | 47 | 64 | 82 | 99 | 184 | 113 | 54 | 24 | 82 | 73 | 53 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 635 | 635 | 635 | 651 | 651 | 635 | 651 | 1059 | 651 | 1059 | 1059 | 1059 | 1260 | 945 | 1134 | 1269 | 635 | 635 | 635 | 635 | 635 |
Best forecast wave conditions in Gulf of Thailand | |||||||||||||||||||||
Best forecast wave conditions in Thailand | |||||||||||||||||||||
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Information about the Aho Kahi Harbor Entrance Surf forecast
The above surf forecast table for Aho Kahi Harbor Entrance provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Aho Kahi Harbor Entrance can be found by selecting the local surf guide option on the grey menu. Our Aho Kahi Harbor Entrance 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 (Aho Kahi Harbor Entrance) 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 Aho Kahi Harbor Entrance 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.
Aho Kahi Harbor Entrance is 16 km (10 miles) from the city of Klaeng. If you plan a holiday in Gulf of Thailand, look for hotels and other accommodation in Klaeng. Klaeng has rooms for a wide range of budgets as well as car hire and transport links.
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