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Surf Forecasts:
Rags Right surfForecast / Mentawi Islands / Indonesia
16 Day Weather and Surf, issued 12 pm Saturday 18 Apr 2026 WIBForecast update in hr min s Forecast update imminent
Rags Right surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rags Right sea temperature is
29.7° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Rags Right this week:
The surf forecast for Rags Right over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Apr 19) at 1AM. The primary swell is predicted to be 0.8m and 13s period with a secondary swell of 0.6m and 14s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Rags Right in the next 16 days are 1.6m 18s and forecast to arrive on Wednesday (Apr 22) at 4PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Tuesday (Apr 21) at 10AM.
| Wave Type | Time (WIB) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1AM (Sun 19th Apr) | 2.5ft (0.8m) 13s |
| Best Surf | 7PM (Wed 22nd Apr) | 5ft (1.6m) 17s |
| Most Powerful | 4PM (Wed 22nd Apr) | 5ft (1.6m) 18s |
Table - best surf conditions forecast for Rags Right over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Heavy rain (total 33mm), heaviest during Sun night. Warm (max 29°C on Sat morning, min 26°C on Sun night). Wind will be generally light. | Days 3-6 Weather Summary Light rain (total 9mm), mostly falling on Tue night. Warm (max 29°C on Wed afternoon, min 25°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| 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) (?) | 12 | 14 | 13 | 13 | 18 | 16 | 16 | 15 | 14 | 13 | 13 | 12 | 19 | 18 | 16 | 15 | 15 | 14 | 13 | 13 | 13 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 203 | 395 | 212 | 261 | 209 | 264 | 306 | 275 | 431 | 408 | 290 | 267 | 465 | 1610 | 1330 | 1297 | 1138 | 1335 | 919 | 771 | 623 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross | cross- off | glass | on | glass | cross | cross- on | cross | cross- on | cross- on | cross | glass | cross- on | glass | glass | cross- on | glass | glass | cross- on | cross- off |
High Tide / height (m) | 6:41PM 0.75 | 7:00AM 1.13 | 7:22PM 0.70 | 7:41AM 1.13 | 8:05PM 0.64 | 8:26AM 1.09 | 8:50PM 0.57 | 9:15AM 1.02 | 9:44PM 0.51 | 10:11AM 0.93 | 10:57PM 0.47 | 11:20AM 0.84 | 12:37AM 0.48 | ||||||||
Low Tide / height (m) | 12:24AM 0.00 | 1:35PM -0.02 | 12:59AM 0.00 | 2:22PM -0.00 | 1:36AM 0.02 | 3:12PM 0.05 | 2:16AM 0.07 | 4:08PM 0.11 | 3:00AM 0.15 | 5:17PM 0.18 | 3:57AM 0.24 | 6:43PM 0.22 | |||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| Sunrise | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - | 6:16 | - | - |
| Sunset | - | 6:19 | - | - | 6:19 | - | - | 6:19 | - | - | 6:17 | - | - | 6:17 | - | - | 6:17 | - | - | 6:17 | - |
 | |  |  |  |  | | | | | |  | | |  | | | | | | | |
Rain (mm) | - | - | 5 | 2 | - | 11 | - | 5 | 10 | 1 | - | 8 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 29 | 29 | 28 | 29 | 29 | 28 | 29 | 29 | 27 | 28 | 28 | 27 | 28 | 29 | 27 | 29 | 29 | 27 | 29 | 29 | 28 |
| Feels °C (?) | 34 | 32 | 32 | 33 | 33 | 32 | 31 | 32 | 31 | 31 | 30 | 31 | 32 | 33 | 31 | 33 | 33 | 31 | 32 | 32 | 32 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Rags Right 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 Rags Right Surf forecast
The above surf forecast table for Rags Right provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rags Right can be found by selecting the local surf guide option on the grey menu. Our Rags Right 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 (Rags Right) 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 Rags Right 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.
Are you planning a holiday in Mentawi Islands? If you are looking for accommodation near Rags Right, camping, hotels and holiday cottages in Mentawi Islands, consider staying in Sungaipenuh which is 173 km (107 miles) away.
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