Periscope Point surfForecast / Sumbawa / Indonesia

information circle16 Day Weather and Surf, issued 7 am Thursday 14 May 2026 WITA
Forecast update in hr  min  s Forecast update imminent
Periscope Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Periscope Point sea temperature is
28.4° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Periscope Point this week:

The surf forecast for Periscope Point over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (May 14) at 2PM. The primary swell is predicted to be 1.2m and 14s period with a secondary swell of 0.8m and 6s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Periscope Point in the next 16 days are 1.9m 16s and forecast to arrive on Friday (May 15) at 5AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Tuesday (May 19) at 2PM.

Wave TypeTime (WITA) & Date Wave Height & Period
Next good surf (1 star+) 2PM (Thu 14th May)4ft (1.2m) 14s
Best Surf 5PM (Thu 14th May)5ft (1.6m) 14s
Most Powerful 5AM (Fri 15th May)6ft (1.9m) 16s

Table - best surf conditions forecast for Periscope Point over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 13mm), heaviest on Sat night. Warm (max 29°C on Thu afternoon, min 25°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 21mm), heaviest during Mon afternoon. Warm (max 29°C on Sun morning, min 25°C on Sun night). Wind will be generally light.

Thursday
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
3
3
3
3
3
3
3
2
1
1
3
2
2
2
2
2
2
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
SW
13
1.6
SW
14
1.9
SW
16
1.9
SW
15
1.9
SW
15
1.8
SW
14
1.7
SW
14
1.7
SSW
14
1.6
SW
13
1.5
SSW
13
1.5
SSW
13
1.7
SSW
14
1.6
SSW
14
1.6
SSW
14
1.3
SSW
13
1.3
SSW
13
1.3
SSW
13
0.8
SW
18
0.8
SW
18
1
SW
16
1.1
SW
16
Wave Graph
Metric surfscale
Energy kJ
511
951
1715
1641
1597
1321
1138
1005
880
820
820
1099
955
928
615
606
512
442
452
511
659
Wind (km/h)
15
SE
10
SSE
10
ESE
15
SE
10
SSE
0
SE
5
SE
5
SSE
5
S
5
S
10
S
5
S
5
SSE
5
SSE
5
ENE
10
ESE
10
ESE
10
ENE
5
ENE
5
ESE
5
NNE
cross-off
cross-off
off
cross-off
cross-off
glassy
cross-off
cross-off
glassy
cross
cross
glassy
cross-off
glassy
glassy
cross-off
cross-off
off
off
off
glassy
High Tide
8:03AM2.54m
8:41PM2.23m
8:39AM2.79m
9:26PM2.36m
9:16AM3.01m
10:08PM2.45m
9:55AM3.18m
10:49PM2.48m
10:35AM3.28m
11:30PM2.46m
11:16AM3.27m
00:13AM2.41m
11:59AM3.16m
00:58AM2.32m
Low Tide
2:36PM0.69m
2:24AM0.89m
3:18PM0.38m
3:05AM0.80m
3:58PM0.12m
3:44AM0.72m
4:39PM-0.05m
4:24AM0.67m
5:20PM-0.11m
5:04AM0.65m
6:03PM-0.06m
5:46AM0.70m
6:47PM0.08m
part cloud
clear
clear
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
light rain
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:11
6:11
6:11
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:53
5:53
5:53
5:53
5:53
5:52
5:52
1
1
4
7
2
4
4
4
3
4
1
Temp °C
28
29
26
29
29
27
29
29
26
29
28
26
29
28
26
29
29
26
25
27
26
31
32
30
33
33
32
33
33
31
33
32
31
33
32
31
33
32
30
29
31
31
Swell 1
Height (m)
Direction
Period (s)
1.2
SW
13
1.6
SW
14
1.9
SW
16
1.9
SW
15
1.9
SW
15
1.8
SW
14
1.7
SW
14
1.7
SSW
14
1.6
SW
13
1.5
SSW
13
1.5
SSW
13
1.7
SSW
14
1.6
SSW
14
1.6
SSW
14
1.3
SSW
13
1.3
SSW
13
1.3
SSW
13
1.2
SSW
12
1
SSW
12
1
SW
16
1.1
SW
16
Energy kJ
511
951
1715
1641
1597
1321
1138
1005
880
820
820
1099
955
928
615
606
512
390
299
511
659
Swell 2
Height (m)
Direction
Period (s)
0.8
SSE
6
0.7
SSE
6
0.9
SSE
6
0.7
SSE
6
0.5
SSE
6
0.6
SSE
5
0.6
SSE
5
0.4
SSE
5
0.4
SSE
5
0.4
SSE
5
0.4
SSE
4
0.1
SW
24
0.1
SW
22
0.6
S
8
0.6
SW
19
0.6
E
5
0.8
SW
18
0.8
SW
18
1
SSW
12
0.9
SSW
11
Energy kJ
44
33
62
30
18
21
18
10
11
9
6
22
18
46
236
16
442
452
289
197
Swell 3
Height (m)
Direction
Period (s)
0.6
E
6
0.6
E
6
0.6
E
6
0.5
E
5
0.5
E
5
0.3
ESE
6
0.3
SW
21
0.6
SSE
5
0.5
SE
6
0.2
SSW
21
0.3
SSE
6
0.5
SE
6
0.6
SSE
7
Energy kJ
24
24
22
14
14
7
72
19
16
45
8
17
37
Wind waves
Height (m)
Direction
Period (s)
0.5
SE
5
0.5
SE
4
0.5
E
4
0.5
E
5
0.6
ESE
6
0.6
ESE
6
Energy kJ
14
9
7
12
20
27
Nearest Offshore or Glassy
Rating
(10 max)
2
3
3
3
3
3
3
3
2
3
3
3
2
2
2
2
2
2
2
2
2
Distance (km)
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Sumbawa
Rating
(10 max)
3
3
4
4
4
3
3
3
3
3
3
4
4
3
3
3
3
3
3
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
4
4
4
4
4
4
3
3
4
4
4
4
4
4
3
4
3
4
4
Header Global
Rating
(10 max)
5
4
4
5
5
5
5
4
5
5
5
5
4
7
4
4
4
4
5
4
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Periscope Point Surf forecast

The above surf forecast table for Periscope Point provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Periscope Point can be found by selecting the local surf guide option on the grey menu. Our Periscope Point surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Periscope Point) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Periscope Point may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Sumbawa? If you are looking for accommodation near Periscope Point, camping, hotels and holiday cottages in Sumbawa, consider staying in Bima which is 52 km (32 miles) away. Alternatively, find information about places to stay and car hire in Raba which is 56 km (35 miles) away

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