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Surf Forecasts:
Rags Left surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 pm Monday 18 May 2026 WIBForecast update in hr min s Forecast update imminent
Rags Left surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rags Left sea temperature is
30.3° C
(Which is slightly warmer than usual)How big are the waves at Rags Left today?
The current surf forecast for Rags Left at 2AM is: 1.5m 14s primary swell from a South direction and 0.8m 18s secondary swell from a Southwest direction (forecast issued at 06:00pm May 18). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 5ft (1.5m) | 13s |
| Afternoon (19 May) | 4.5ft (1.4m) | 13s |
| Evening (19 May) | 3.5ft (1.0m) | 16s |
Table - waves today at Rags Left. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Mon night. Warm (max 30°C on Tue afternoon, min 27°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | |
868 | 855 | 881 | 868 | 806 | 772 | 760 | 653 | 643 | 498 | 498 | 511 | 523 | 504 | 492 | 635 | 619 | 595 | 565 | 557 | 631 | 696 | 550 | 550 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | glassy | glassy | glassy | on | on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | off | glassy | cross | |
High Tide | 7:11PM0.61m | 7:28AM1.15m | 8:00PM0.58m | 8:17AM1.10m | 8:53PM0.56m | 9:08AM1.02m | ||||||||||||||||||
Low Tide | 1:30PM-0.03m | 00:36AM0.02m | 2:20PM-0.01m | 1:21AM0.05m | 3:11PM0.03m | 2:10AM0.11m | ||||||||||||||||||
 |  |  |  | | | | |  | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — |
 | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | 6:15 |
— | — | — | 2 | 1 | — | — | — | 1 | — | — | — | 2 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | |
Temp °C | 29 | 28 | 28 | 28 | 27 | 28 | 29 | 29 | 30 | 29 | 28 | 28 | 27 | 27 | 29 | 29 | 29 | 29 | 28 | 27 | 27 | 27 | 29 | 28 |
32 | 32 | 32 | 33 | 32 | 33 | 34 | 33 | 34 | 34 | 33 | 33 | 32 | 32 | 34 | 33 | 33 | 34 | 33 | 32 | 32 | 32 | 34 | 32 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | SW 16 | S 12 | S 12 | S 12 | S 12 | S 12 | SW 16 | S 11 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 |
 kJ | 868 | 855 | 881 | 868 | 806 | 772 | 760 | 653 | 643 | 305 | 498 | 477 | 400 | 400 | 400 | 330 | 619 | 267 | 565 | 557 | 631 | 696 | 550 | 550 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | W 8 | W 8 | SW 18 | SW 18 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | S 9 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | S 12 | SW 15 | S 9 | S 9 | S 9 | S 11 | S 11 | S 10 |
| kJ | 58 | 52 | 51 | 375 | 370 | 304 | 300 | 260 | 310 | 498 | 130 | 511 | 523 | 504 | 492 | 635 | 319 | 595 | 101 | 101 | 103 | 229 | 220 | 159 |
Swell 3 Height (m) Direction Period (s) | SW 19 | SW 19 | SW 18 | W 8 | W 8 | W 8 | W 8 | W 8 | WNW 8 | S 9 | S 12 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | S 11 | S 11 | S 11 | WNW 7 | WNW 7 | WNW 7 |
| kJ | 133 | 130 | 199 | 50 | 35 | 34 | 34 | 34 | 22 | 126 | 235 | 21 | 20 | 20 | 11 | 11 | 11 | 11 | 125 | 121 | 89 | 10 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 75 | 0 | 0 | 0 | 0 | 0 | 0 | 53 | 75 | 0 | 0 | 0 | 0 | 0 | 0 | 21 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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