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Mandiri Surf Forecast
/ Sumatra – Mainland (12 surf breaks) /
Surf Forecasts:
Mandiri surfForecast / Sumatra – Mainland / Indonesia
48hr Weather and Surf, issued 12 pm Wednesday 06 May 2026 WIBForecast update in hr min s Forecast update imminent
Mandiri surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mandiri sea temperature is
29.8° C
(Which is normal for this time of year)How big are the waves at Mandiri today?
The current surf forecast for Mandiri at 4PM is: 0.8m 20s primary swell from a Southwest direction and 1.0m 11s secondary swell from a South direction, 0.9m 15s secondary swell from a Southwest direction (forecast issued at 12:00pm May 06). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 May) | 3.5ft (1.1m) | 16s |
| Afternoon (06 May) | 2.5ft (0.7m) | 20s |
| Evening (06 May) | 2.5ft (0.8m) | 20s |
Table - waves today at Mandiri. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 26mm), heaviest during Wed night. Warm (max 29°C on Wed morning, min 25°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 6 | Thursday 7 | Friday 8 | Sat 9 | |||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 15 | SW 15 | SW 20 | SW 20 | SW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | |
519 | 421 | 455 | 552 | 388 | 432 | 621 | 799 | 799 | 799 | 874 | 786 | 669 | 757 | 929 | 917 | 906 | 773 | 649 | 543 | 536 | 529 | 529 | 407 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | glassy | glassy | off | off | cross-off | glassy | cross-on | cross-on | glassy | cross-off | off | glassy | glassy | glassy | glassy | on | cross-on | glassy | glassy | off | off | off | |
High Tide | 9:54PM0.63m | 9:42AM1.03m | 10:35PM0.60m | 10:17AM0.98m | 11:27PM0.59m | |||||||||||||||||||
Low Tide | 4:00PM0.15m | 2:52AM0.30m | 4:39PM0.20m | 3:24AM0.35m | 5:23PM0.25m | 4:02AM0.41m | ||||||||||||||||||
 |  | |  | | |  | | | | | | |  | |  | | | | | | | | | |
 | 6:03 | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — |
 | — | — | 5:58 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | 5:57 |
— | 1 | 3 | 2 | 4 | 2 | 2 | — | — | 1 | 4 | 2 | 3 | — | — | — | — | — | — | 2 | — | — | — | — | |
Temp °C | 29 | 28 | 28 | 26 | 26 | 26 | 25 | 26 | 28 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 28 | 29 | 28 | 27 | 26 | 25 | 25 | 25 |
33 | 32 | 34 | 31 | 30 | 30 | 29 | 31 | 32 | 32 | 34 | 32 | 30 | 30 | 29 | 29 | 32 | 32 | 32 | 33 | 31 | 29 | 29 | 28 | |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | S 11 | SW 14 | SW 14 | SW 14 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
 kJ | 519 | 421 | 220 | 466 | 346 | 398 | 621 | 799 | 799 | 799 | 874 | 786 | 669 | 757 | 929 | 917 | 906 | 773 | 649 | 543 | 536 | 529 | 529 | 407 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 11 | SW 15 | S 10 | S 10 | S 10 | SW 14 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 |
| kJ | 229 | 224 | 355 | 174 | 164 | 161 | 336 | 122 | 120 | 123 | 120 | 106 | 103 | 103 | 103 | 101 | 101 | 101 | 99 | 94 | 92 | 70 | 68 | 50 |
Swell 3 Height (m) Direction Period (s) | SW 21 | SW 20 | SW 20 | SW 20 | SW 20 | SW 19 | S 10 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | W 14 | SSW 19 | SSW 19 | S 19 | WNW 9 | SSW 18 | SSW 18 | SSW 17 |
| kJ | 117 | 312 | 455 | 552 | 388 | 432 | 125 | 218 | 212 | 208 | 168 | 138 | 168 | 103 | 50 | 50 | 4 | 35 | 72 | 29 | 7 | 61 | 102 | 59 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 35 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 35 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Indonesia - Sumatra - Mainland | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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