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Bang Niang Rivermouth surfForecast / Andaman Sea / Thailand
12 Day Weather and Surf, issued 6 am Monday 03 Nov 2025 +07
Best Forecast Surf Conditions for Bang Niang Rivermouth this week:
The surf forecast for Bang Niang Rivermouth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Nov 03) at 10AM. The primary swell is predicted to be 1.2m and 6s period with a secondary swell of 0.3m and 13s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Bang Niang Rivermouth in the next 12 days are 1.6m 7s and forecast to arrive on Monday (Nov 10) at 10AM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (+07) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Mon 3rd Nov) | 4ft (1.2m) 6s |
| Best Surf | 10PM (Wed 5th Nov) | 4.5ft (1.3m) 6s |
| Most Powerful | 10AM (Mon 10th Nov) | 5ft (1.6m) 7s |
Table - best surf conditions forecast for Bang Niang Rivermouth over the next 12 days.
Short Range Forecast Heavy rain (total 60mm), heaviest during Mon morning. Warm (max 28°C on Wed morning, min 26°C on Mon morning). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 90mm), heaviest during Fri night. Warm (max 28°C on Thu morning, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Monday 03 | Tuesday 04 | Wednesday 05 | Thursday 06 | Friday 07 | Saturday 08 | Sunday 09 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 6 | 6 | 6 | 16 | 6 | 6 | 7 | 17 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 115 | 114 | 69 | 41 | 42 | 43 | 88 | 125 | 136 | 137 | 188 | 144 | 195 | 217 | 203 | 222 | 198 | 132 | 114 | 100 | 126 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross- on | on | cross- on | on | on | on | glass | on | on | on | on | on | on | on | on | cross- on | glass | cross- on | cross- on |
High Tide / height (m) | 8:40PM 2.51 | 8:53AM 2.40 | 9:18PM 2.70 | 9:35AM 2.48 | 9:57PM 2.80 | 10:16AM 2.48 | 10:35PM 2.81 | 10:57AM 2.40 | 11:15PM 2.74 | 11:40AM 2.25 | 11:56PM 2.58 | 12:24PM 2.06 | 12:40AM 2.38 | ||||||||
Low Tide / height (m) | 2:28PM 0.17 | 2:59AM 0.22 | 3:08PM 0.03 | 3:40AM 0.04 | 3:47PM -0.05 | 4:21AM -0.06 | 4:26PM -0.05 | 5:02AM -0.08 | 5:05PM 0.04 | 5:45AM -0.00 | 5:45PM 0.19 | 6:29AM 0.15 | 6:27PM 0.39 | ||||||||
Monday 03 | Tuesday 04 | Wednesday 05 | Thursday 06 | Friday 07 | Saturday 08 | Sunday 09 | |||||||||||||||
| Sunrise | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - |
| Sunset | - | 6:04 | - | - | 6:04 | - | - | 6:04 | - | - | 6:04 | - | - | 6:04 | - | - | 6:02 | - | - | 6:02 | - |
 |  |  | | | | | | | | | |  | | | | | | | |  | |
Rain (mm) | 5 | 6 | 9 | 4 | 4 | 14 | 4 | 6 | 8 | 2 | 2 | 1 | - | 8 | 29 | 16 | 14 | 18 | 6 | 4 | - |
| Temp. °C | 26 | 27 | 27 | 27 | 27 | 26 | 28 | 27 | 27 | 28 | 28 | 27 | 28 | 28 | 26 | 27 | 27 | 26 | 26 | 27 | 27 |
| Feels °C (?) | 31 | 30 | 30 | 30 | 29 | 29 | 31 | 30 | 31 | 30 | 30 | 30 | 29 | 30 | 29 | 29 | 29 | 30 | 31 | 31 | 31 |
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Bang Niang Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Bang Niang Rivermouth Surf forecast
The above surf forecast table for Bang Niang Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Bang Niang Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Bang Niang Rivermouth 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 (Bang Niang Rivermouth) 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 Bang Niang Rivermouth 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.
Bang Niang Rivermouth is 87 km (54 miles) from Kathu. If you plan a holiday in Andaman Sea, look for hotels and other accommodation in Kathu. Kathu has rooms for a wide range of budgets as well as car hire and transport links.
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