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Surf Forecasts:
Northern Rights surfForecast / Sumbawa / Indonesia
48hr Weather and Surf, issued 1 pm Sunday 31 May 2026 WITAForecast update in hr min s Forecast update imminent
Northern Rights surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Northern Rights sea temperature is
28.8° C
(Which is slightly warmer than usual)How big are the waves at Northern Rights today (31 May):
- Morning surf: Morning surf (31 May, local time) - 2.5ft (0.8m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 2.5ft (0.8m), 12s period with SSW swell.
- Evening surf: Evening surf (31 May, local time) - 2.5ft (0.8m), 12s period with SSW swell.
The current surf forecast for Northern Rights at 9PM is: 0.8m 12s primary swell from a South-southwest direction and 0.4m 4s secondary swell from a South-southeast direction, 0.6m 4s secondary swell from a Southeast direction (forecast issued at 01:00pm May 31). The wind direction is predicted to be glassy.
| Time (WITA) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 2.5ft (0.8m) | 13s |
| Afternoon (31 May) | 2.5ft (0.8m) | 12s |
| Evening (31 May) | 2.5ft (0.8m) | 12s |
Table - waves today at Northern Rights. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 28°C on Mon afternoon, min 23°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 15 | SSW 16 | SSW 16 | SSW 15 | |
186 | 178 | 172 | 167 | 167 | 164 | 161 | 109 | 106 | 104 | 125 | 125 | 125 | 167 | 163 | 160 | 289 | 277 | 265 | 384 | 580 | 871 | 999 | 948 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | glassy | glassy | glassy | glassy | glassy | cross-on | on | on | glassy | glassy | glassy | glassy | on | cross-on | on | on | cross-on | cross-on | cross-on | on | on | |
High Tide | 00:29AM1.04m | 10:31AM1.67m | 1:08AM1.02m | 11:03AM1.66m | 1:50AM1.00m | |||||||||||||||||||
Low Tide | 5:41PM0.11m | 4:08AM0.89m | 6:15PM0.10m | 4:35AM0.90m | 6:52PM0.12m | 5:00AM0.91m | ||||||||||||||||||
 | | |  | | | | | |  | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — |
 | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | 6:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 27 | 27 | 25 | 24 | 23 | 23 | 23 | 26 | 27 | 28 | 25 | 24 | 24 | 23 | 24 | 26 | 28 | 28 | 26 | 25 | 24 | 24 | 24 |
28 | 28 | 28 | 28 | 27 | 25 | 26 | 25 | 28 | 28 | 29 | 27 | 26 | 27 | 26 | 27 | 28 | 29 | 31 | 29 | 28 | 27 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 15 | SSW 16 | SSW 16 | SSW 15 |
 kJ | 186 | 178 | 172 | 167 | 167 | 164 | 161 | 109 | 106 | 104 | 100 | 71 | 125 | 167 | 163 | 160 | 289 | 277 | 265 | 384 | 580 | 871 | 999 | 948 |
Swell 2 Height (m) Direction Period (s) | SSE 5 | SSW 18 | SSE 4 | SSE 4 | SE 4 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSE 5 | SSE 5 | SSW 10 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 |
| kJ | 2 | 30 | 3 | 6 | 4 | 51 | 86 | 86 | 83 | 88 | 125 | 125 | 70 | 45 | 65 | 45 | 5 | 9 | 19 | 13 | 9 | 8 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | S 18 | — | SSW 18 | SSW 17 | SSW 16 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | S 5 | — | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SSE 5 | SSW 20 | SSW 10 | SSW 18 | — | — | — | — | — |
| kJ | 6 | — | 30 | 30 | 26 | 3 | 2 | 2 | 2 | 4 | — | 7 | 3 | 3 | 4 | 5 | 37 | 18 | 204 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 5 | SE 4 | SE 4 | SE 5 | SE 5 | SE 5 | — | — | SE 5 | SSE 5 | SE 5 | SE 5 | — | — | — | SE 5 | SE 5 | SSE 5 | SE 5 | SE 5 | SE 5 | SSE 5 | SSE 5 |
| kJ | — | 4 | 14 | 15 | 16 | 11 | 10 | — | — | 12 | 7 | 19 | 12 | — | — | — | 22 | 39 | 14 | 34 | 25 | 19 | 15 | 15 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 23 | 23 | 20 | 0 | 0 | 0 | 0 | 0 | 23 | 23 | 20 | 0 | 0 | 0 | 0 | 14 | 23 | 20 | 20 | 14 | 14 | 14 | 14 | 14 |
Best forecast wave conditions in Sumbawa | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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