Periscope Point surfForecast / Sumbawa / Indonesia

information circle16 Day Weather and Surf, issued 7 am Friday 22 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
28.9° C
(Which is slightly warmer than usual)

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 Friday (May 22) at 5PM. The primary swell is predicted to be 1.5m and 16s period with a secondary swell of 0.4m and 7s. 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 2.0m 16s and forecast to arrive on Friday (May 29) at 8AM. 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 Sunday (May 24) at 8PM.

Wave TypeTime (WITA) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Fri 22nd May)5ft (1.5m) 16s
Best Surf 5PM (Fri 22nd May)5ft (1.5m) 16s
Most Powerful 8AM (Fri 29th May)6.5ft (2.0m) 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

Some drizzle, heaviest during Sat morning. Warm (max 29°C on Fri morning, min 25°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 28°C on Mon morning, min 23°C on Wed night). Wind will be generally light.

Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
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
2
3
2
2
2
1
1
1
2
2
1
2
2
1
2
2
3
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
SW
15
1.5
SW
16
1.5
SW
15
1.6
SW
15
1.4
SW
14
1.3
SW
14
1.1
SW
14
1
SW
13
1
SW
13
0.9
SW
13
1.5
SSE
8
1.3
S
8
0.6
SW
17
0.8
SW
17
0.9
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
14
1.2
SW
18
1.5
SW
18
1.8
SW
16
Wave Graph
Metric surfscale
Energy kJ
820
1041
924
1020
833
621
465
342
336
245
298
206
222
362
421
560
558
459
901
1327
1718
Wind (km/h)
10
SSE
10
SSE
5
E
5
SSE
10
SSE
10
ESE
15
SE
15
SSE
10
ESE
15
SE
10
SSE
15
ESE
15
SE
10
SSE
15
SE
15
SE
15
SSE
5
ESE
10
SE
10
SSE
5
E
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
glassy
High Tide
1:34PM2.70m
2:47AM2.16m
2:32PM2.40m
3:58AM2.13m
3:50PM2.13m
5:18AM2.18m
5:30PM1.97m
6:29AM2.29m
7:02PM1.95m
7:23AM2.42m
8:10PM2.01m
8:07AM2.54m
9:00PM2.09m
Low Tide
8:22PM0.52m
8:23AM1.12m
9:18PM0.75m
9:45AM1.24m
10:24PM0.94m
11:32AM1.24m
11:39PM1.05m
1:07PM1.09m
00:49AM1.10m
2:09PM0.88m
1:46AM1.09m
2:54PM0.68m
2:31AM1.05m
clear
clear
clear
thunderstorm
part cloud
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:11
6:13
6:13
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:52
5:52
5:52
5:52
5:52
5:52
1
Temp °C
29
29
26
29
29
26
28
28
26
28
28
26
27
27
25
27
27
24
27
27
24
33
32
30
33
32
30
30
29
30
30
29
28
28
28
28
27
28
25
27
26
25
Swell 1
Height (m)
Direction
Period (s)
1.3
SW
15
1.5
SW
16
1.5
SW
15
1.6
SW
15
1.4
SW
14
1.3
SW
14
1.1
SW
14
1
SW
13
1
SW
13
0.9
S
6
1.2
S
8
1.3
S
8
1.1
S
8
1.1
SSE
7
1.1
SSE
7
1.1
SW
16
1.1
SW
15
1.1
SW
14
1.2
SW
18
1.5
SW
18
1.8
SW
16
Energy kJ
820
1041
924
1020
833
621
465
342
336
68
187
206
142
140
132
560
558
459
901
1327
1718
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
7
0.4
SE
7
0.4
SE
6
0.4
SE
6
0.1
W
15
0.7
SE
5
0.7
SSE
6
0.4
E
5
0.9
SSE
6
0.9
SW
13
0.9
SW
13
0.8
SSW
12
0.7
SW
12
0.8
SW
17
0.9
SW
16
0.8
SSE
7
0.7
S
7
0.8
SSE
7
1
SW
14
0.9
SW
14
0.5
SSE
6
Energy kJ
12
11
9
11
4
23
27
8
59
245
234
190
144
362
421
60
43
71
390
304
20
Swell 3
Height (m)
Direction
Period (s)
0.1
W
16
0.4
ENE
5
0.5
E
5
0.5
E
5
0.4
E
5
0.4
SW
19
0.6
SW
17
0.7
SW
12
0.5
SW
11
0.5
E
5
0.4
E
5
0.8
SW
19
0.6
SSE
7
0.6
SSE
6
0.2
SSW
13
Energy kJ
5
8
12
14
8
129
222
142
57
13
8
450
34
25
17
Wind waves
Height (m)
Direction
Period (s)
0.4
SE
5
0.3
E
5
0.6
E
5
0.7
SSE
5
0.6
E
6
0.8
ESE
5
1.5
SSE
8
1
E
6
0.7
E
6
1.4
SSE
7
0.8
E
6
0.4
E
5
Energy kJ
9
4
18
25
21
36
298
74
31
202
44
7
Nearest Offshore or Glassy
Rating
(10 max)
2
3
2
3
2
2
2
1
1
1
2
2
2
2
2
3
2
2
3
3
3
Distance (km)
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
176
0
0
0
0
0
Best forecast wave conditions in Sumbawa
Rating
(10 max)
3
3
3
3
3
2
2
2
2
2
2
3
2
3
3
3
2
3
4
3
4
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
4
3
3
3
3
2
3
3
2
3
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
5
7
6
5
4
8
5
6
5
5
4
4
4
6
5
6
9
6
5
9
7
  • 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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