Rags Right surfForecast / Mentawi Islands / Indonesia

information circle48hr Weather and Surf, issued 6 pm Wednesday 20 May 2026 WIB
Forecast 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
30.2° C
(Which is slightly warmer than usual)

How big are the waves at Rags Right today?

The current surf forecast for Rags Right at 11PM is: 1.1m 15s primary swell from a Southwest direction and 0.8m 9s secondary swell from a South direction (forecast issued at 06:00pm May 20). The wind direction is predicted to be glassy and the swell rating is 3.

Time (WIB) & DateWave HeightWave Period
Morning (20 May)--
Afternoon (20 May)3.5ft (1.1m)16s
Evening (20 May)3.5ft (1.1m)15s

Table - waves today at Rags Right. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 55mm), heaviest during Wed night. Warm (max 29°C on Wed afternoon, min 25°C on Thu afternoon). Wind will be generally light.

Wed
20
Thursday
21
Friday
22
Sat
23
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
Rating
(10 max)
3
3
3
3
2
2
2
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
2
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.3
SW
15
1.3
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.2
SW
16
1.3
SW
16
1.2
SW
15
1.2
SW
15
1.2
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.4
SW
15
1.4
SW
15
1.4
SSW
15
1.4
SW
14
1.2
SW
14
1.2
SW
14
1.4
SSW
14
Wave Graph
Metric surfscale
Energy kJ
619
595
565
557
705
696
550
550
572
692
773
657
614
606
685
757
685
784
805
874
701
540
548
742
Wind (km/h)
5
WSW
0
E
5
NE
5
NE
5
N
5
N
10
N
20
NW
25
N
15
NNW
20
NW
20
NW
20
NNW
20
NNW
15
NW
20
WNW
20
WNW
25
WNW
20
NW
20
NW
15
NW
15
NW
10
NNW
10
NW
glassy
glassy
glassy
glassy
cross
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
High Tide
8:53PM0.56m
9:08AM1.02m
9:53PM0.55m
10:03AM0.93m
11:03PM0.56m
11:03AM0.84m
Low Tide
3:11PM0.03m
2:10AM0.11m
4:05PM0.08m
3:05AM0.18m
5:02PM0.14m
4:11AM0.27m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:14
6:14
6:14
6:15
1
2
6
3
2
1
4
5
5
2
1
2
3
2
1
2
3
3
2
3
2
Temp °C
29
28
28
27
27
27
27
28
26
25
26
27
26
27
28
29
29
27
27
26
27
27
27
28
34
34
33
31
31
31
30
30
27
27
28
29
27
29
30
30
31
28
28
28
29
30
30
31
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
16
1.1
S
11
1.1
SW
15
1.1
SW
15
1.3
SW
15
1.3
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.2
SW
16
1.3
SW
16
1.2
SW
15
1.2
SW
15
1.2
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.4
SW
15
1.4
SW
15
1.4
SSW
15
1.4
SW
14
1.2
SW
14
1.2
SW
14
1.4
SSW
14
Energy kJ
619
272
565
557
705
696
550
550
572
692
773
657
614
606
685
757
685
784
805
874
701
540
548
742
Swell 2
Height (m)
Direction
Period (s)
1.1
S
12
1.1
SW
15
0.8
S
9
0.8
S
9
1
S
11
1
S
11
0.9
S
11
0.9
S
10
0.9
S
10
0.9
S
10
0.8
S
9
0.8
S
9
0.8
S
9
0.6
S
10
0.7
S
9
0.7
S
9
0.6
S
9
0.6
S
9
0.6
S
8
0.3
N
4
0.5
S
8
1
W
7
1
W
7
0.8
W
7
Energy kJ
319
595
101
101
229
229
178
156
149
148
109
106
104
65
79
78
57
55
52
3
35
112
109
56
Swell 3
Height (m)
Direction
Period (s)
0.3
WNW
8
0.3
WNW
8
0.7
S
11
0.7
S
11
0.3
WNW
7
0.3
WNW
7
0.2
WNW
7
0.2
WNW
7
0.2
W
15
0.2
WNW
7
0.1
W
11
0.4
NW
7
0.2
S
12
0.3
SSE
9
0.1
W
14
0.1
S
15
0.2
W
16
0.2
W
16
0.2
W
16
0.2
W
9
0.1
W
16
0.5
S
8
0.4
S
9
0.7
NW
8
Energy kJ
11
11
125
123
11
10
5
5
18
5
2
17
12
16
4
4
20
20
20
7
5
36
25
57
Wind waves
Height (m)
Direction
Period (s)
0.4
NW
7
0.5
NW
4
0.4
NW
4
0.5
NW
4
0.4
NW
7
0.6
NW
4
0.7
NW
6
0.9
WNW
6
0.9
WNW
6
0.9
WNW
6
0.9
WNW
6
0.9
WNW
7
1
WNW
7
0.3
N
4
Energy kJ
17
7
5
8
17
8
33
68
68
58
62
79
117
3
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Distance (km)
0
0
0
0
3
3
3
159
3
27
81
81
81
81
3
81
81
81
81
81
81
3
3
3
Best forecast wave conditions in Mentawi Islands
Rating
(10 max)
4
3
3
3
3
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
3
3
4
4
3
3
3
4
4
4
4
3
4
4
4
4
4
3
3
3
3
Header Global
Rating
(10 max)
4
4
4
5
5
5
5
5
5
5
5
5
4
5
5
7
7
7
6
5
5
5
5
6
  • 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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