Rags Left surfForecast / Mentawi Islands / Indonesia

information circle48hr Weather and Surf, issued 6 pm Thursday 23 Apr 2026 WIB
Forecast 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
29.9° C
(Which is normal for this time of year)

How big are the waves at Rags Left today?

The current surf forecast for Rags Left at 1AM is: 1.8m 14s primary swell from a South direction and 0.5m 16s secondary swell from a Southwest direction (forecast issued at 06:00pm April 23). The wind direction is predicted to be glassy and the swell rating is 4.

Time (WIB) & DateWave HeightWave Period
Morning (24 Apr)5ft (1.6m)13s
Afternoon (24 Apr)5ft (1.6m)13s
Evening (24 Apr)4.5ft (1.4m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 11mm), heaviest on Fri night. Warm (max 29°C on Thu afternoon, min 27°C on Thu night). Wind will be generally light.

Thu
23
Friday
24
Saturday
25
Sun
26
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
4
4
4
4
4
3
2
2
1
2
3
3
3
3
3
2
4
4
4
4
4
4
4
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.8
S
15
1.8
S
15
1.9
S
15
1.8
S
14
1.8
S
14
1.6
S
14
1.6
S
13
1.6
S
13
1.5
S
13
1.5
S
13
1.4
S
13
1.4
S
13
1.3
S
12
1.3
S
12
0.9
SSW
19
1.1
SSW
18
1.2
SSW
18
1.3
SSW
17
1.8
SSW
16
1.8
SSW
16
1.8
SSW
16
1.8
SSW
16
1.8
SSW
15
1.8
SSW
15
Wave Graph
Metric surfscale
Energy kJ
1469
1411
1546
1315
1243
947
902
888
771
759
653
623
513
488
608
817
919
1009
1815
1707
1643
1602
1540
1421
Wind (km/h)
10
WSW
5
WSW
5
S
5
SE
0
SE
0
ENE
0
SSW
5
SW
10
SW
10
SW
5
SW
0
ESE
5
NE
10
NNE
10
NNW
10
WNW
10
W
5
WSW
5
WNW
5
NW
0
WNW
0
NW
5
ENE
5
SSW
on
glassy
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross
on
on
glassy
glassy
glassy
glassy
glassy
glassy
glassy
High Tide
10:57PM0.47m
11:20AM0.84m
00:37AM0.48m
12:42PM0.77m
2:15AM0.56m
Low Tide
5:17PM0.18m
3:57AM0.24m
6:43PM0.22m
5:25AM0.32m
8:06PM0.22m
7:37AM0.36m
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
cloud
part cloud
part cloud
cloud
part cloud
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>
6:17
6:17
6:17
6:16
3
1
1
1
1
2
1
1
Temp °C
29
29
28
28
27
27
29
29
29
28
28
27
27
27
28
29
29
28
28
27
27
27
28
28
32
34
33
33
32
32
34
33
32
31
32
32
31
31
32
33
33
33
33
32
32
32
33
33
Swell 1
Height (m)
Direction
Period (s)
1.8
S
15
1.8
S
15
1.9
S
15
1.8
S
14
1.8
S
14
1.6
S
14
1.6
S
13
1.6
S
13
1.5
S
13
1.5
S
13
1.4
S
13
1.4
S
13
1.3
S
12
1.3
S
12
1.2
S
12
1.2
S
12
1.2
SSW
18
1.3
SSW
17
1.8
SSW
16
1.8
SSW
16
1.8
SSW
16
1.8
SSW
16
1.8
SSW
15
1.8
SSW
15
Energy kJ
1469
1411
1546
1315
1243
947
902
888
771
759
653
623
513
488
409
418
919
1009
1815
1707
1643
1602
1540
1421
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
16
0.4
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.6
S
8
0.4
SW
16
0.4
SW
15
0.5
SW
15
0.6
SW
15
0.6
SW
15
0.4
SW
14
0.5
SW
14
0.6
SSW
20
0.9
SSW
19
1.1
SSW
18
1.2
S
12
1.2
S
12
0.4
SW
13
0.4
SW
13
0.4
SW
13
0.4
SW
13
Energy kJ
69
91
127
125
122
48
86
80
106
134
134
74
103
298
608
817
411
411
44
44
44
44
Swell 3
Height (m)
Direction
Period (s)
0.1
W
18
0.4
SW
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
S
22
0.2
SSW
21
0.4
SSW
21
0.4
SSW
20
0.6
SW
14
0.6
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
13
0.4
SW
13
Energy kJ
6
86
5
5
5
9
45
150
132
130
127
68
46
46
61
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
Distance (km)
75
0
0
0
0
0
0
75
75
225
163
0
0
0
9
9
75
0
0
0
0
0
0
0
Best forecast wave conditions in Mentawi Islands
Rating
(10 max)
4
4
4
4
4
4
4
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
4
4
4
4
4
4
4
3
4
3
3
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
4
4
4
4
4
5
6
7
  • 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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