Northern Rights surfForecast / Sumbawa / Indonesia

information circle48hr Weather and Surf, issued 1 am Tuesday 19 May 2026 WITA
Forecast 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
29.5° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Northern Rights today?

The current surf forecast for Northern Rights at 8AM is: 1.1m 13s primary swell from a South-southwest direction and 0.3m 20s secondary swell from a Southwest direction (forecast issued at 01:00am May 19). The wind direction is predicted to be glassy and the swell rating is 2.

Time (WITA) & DateWave HeightWave Period
Morning (19 May)3.5ft (1.1m)13s
Afternoon (19 May)3.5ft (1.0m)13s
Evening (19 May)3.5ft (1.0m)12s

Table - waves today at Northern Rights. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 19mm), heaviest on Tue afternoon. Warm (max 29°C on Thu morning, min 25°C on Tue night). Wind will be generally light.

Tuesday
19
Wednesday
20
Thursday
21
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
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1
S
13
0.9
SSW
13
1.1
SSW
13
1
SSW
13
1
SSW
13
1
SSW
13
1
SSW
12
1
SSW
12
1
SSW
12
1
SSW
12
1
S
12
0.9
SSW
12
0.9
SSW
12
0.8
SSW
12
0.6
SSW
16
0.6
SSW
16
0.6
SSW
16
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.7
SSW
15
0.7
SW
15
0.9
SSW
15
0.9
SSW
15
Wave Graph
Metric surfscale
Energy kJ
355
286
437
367
361
339
313
308
308
308
294
236
232
183
179
177
175
261
258
251
204
223
339
339
Wind (km/h)
5
SW
5
S
0
S
5
SW
5
SW
5
SW
0
W
5
N
5
NE
5
NE
5
NE
15
NNE
20
NNE
15
NE
15
NE
15
NE
15
NE
10
NE
10
ENE
10
NNE
10
NNE
0
ENE
0
ESE
5
SW
glassy
glassy
glassy
glassy
glassy
glassy
glassy
cross-off
glassy
glassy
cross-off
off
off
off
cross-off
off
off
cross-off
cross-off
off
off
glassy
glassy
glassy
High Tide
1:28AM1.03m
11:36AM1.92m
2:31AM0.99m
12:21PM1.84m
3:43AM0.99m
1:10PM1.70m
Low Tide
4:53AM0.88m
7:27PM-0.07m
5:29AM0.90m
8:20PM0.03m
6:12AM0.94m
9:16PM0.16m
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:00
6:00
2
5
3
3
1
1
1
1
1
1
Temp °C
25
25
26
28
28
28
27
25
25
25
26
28
28
28
27
26
26
26
27
29
28
28
27
26
29
29
31
33
33
33
32
29
29
29
30
30
29
31
30
28
28
29
31
32
32
34
32
31
Swell 1
Height (m)
Direction
Period (s)
1
S
13
0.9
SSW
13
1.1
SSW
13
1
SSW
13
1
SSW
13
1
SSW
13
1
SSW
12
1
SSW
12
1
SSW
12
1
SSW
12
1
S
12
0.9
SSW
12
0.9
SSW
12
0.8
SSW
12
0.7
SSW
11
0.7
SSW
11
0.7
SSW
11
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.7
SSW
15
0.7
SW
15
0.9
SSW
15
0.9
SSW
15
Energy kJ
355
286
437
367
361
339
313
308
308
308
294
236
232
183
135
130
128
261
258
251
204
223
339
339
Swell 2
Height (m)
Direction
Period (s)
0.6
SSW
8
0.6
SSW
8
0.3
SW
20
0.3
SW
19
0.2
SSW
19
0.2
SSW
19
0.4
SW
18
0.5
SW
18
0.5
SW
18
0.4
SSW
18
0.4
SSW
18
0.3
SW
17
0.5
SW
16
0.6
SSW
16
0.6
SSW
16
0.6
SSW
16
0.6
SSW
16
0.6
SSW
11
0.6
SSW
11
0.6
SSW
11
0.5
SSW
12
0.5
S
11
0.4
SE
8
0.3
SE
8
Energy kJ
53
51
60
59
37
37
81
154
154
126
127
45
132
181
179
177
175
97
97
100
77
62
15
9
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
21
0.2
SSW
20
0.1
W
9
0.1
W
9
0.1
S
21
0.1
S
21
0.1
SE
8
0.3
SSE
8
0.4
SSE
8
0.3
SSW
19
0.1
SE
7
0.3
SSE
7
0.3
SSE
7
0.4
SE
8
0.4
SE
8
0.6
SE
8
0.6
SE
8
0.4
SE
8
0.4
SE
8
0.3
SE
8
Energy kJ
18
38
2
2
9
9
3
12
21
74
2
10
10
15
15
45
45
14
15
10
Wind waves
Height (m)
Direction
Period (s)
0.3
NNE
2
0.4
NNE
3
0.4
NNE
3
0.4
NNE
3
0.4
NE
3
0.5
E
8
0.4
ESE
8
0.3
N
2
0.3
NNE
3
Energy kJ
1
4
4
4
3
29
19
1
2
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Distance (km)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Sumbawa
Rating
(10 max)
3
3
3
3
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
4
4
3
3
4
4
4
4
4
4
3
4
3
3
3
3
4
4
3
3
3
4
Header Global
Rating
(10 max)
5
4
4
4
4
4
4
5
4
5
5
5
4
5
5
4
5
5
4
4
5
5
4
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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