Periscope Point surfForecast / Sumbawa / Indonesia

information circle16 Day Weather and Surf, issued 7 pm Saturday 25 Apr 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
29.1° 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 Sunday (Apr 26) at 5AM. The primary swell is predicted to be 1.8m and 16s period with a secondary swell of 0.7m and 6s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Periscope Point in the next 16 days are 1.8m 16s and forecast to arrive on Wednesday (Apr 29) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 6s period and expected on Friday (May 01) at 5AM.

Wave TypeTime (WITA) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sun 26th Apr)6ft (1.8m) 16s
Best Surf 5AM (Sun 26th Apr)6ft (1.8m) 16s
Most Powerful 5PM (Wed 29th Apr)6ft (1.8m) 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

Heavy rain (total 55mm), heaviest during Sun night. Warm (max 29°C on Sun morning, min 24°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 31mm), heaviest during Thu night. Warm (max 29°C on Wed morning, min 25°C on Tue night). Wind will be generally light.

Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Sat
2
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
4
3
3
2
1
1
2
3
3
3
3
3
3
3
3
3
3
2
2
2
2
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>
Wave
Height (m)
Direction
Period (s)
1.8
SSW
17
1.8
SSW
16
1.7
SSW
15
1.5
SSW
14
1.4
SSW
14
1.4
SSW
14
1.3
SSW
13
1.3
SSW
13
1.4
SSW
14
1.3
SSW
19
1.6
SSW
18
1.8
SSW
16
1.8
SSW
16
1.7
SSW
15
1.7
SSW
15
1.7
SSW
15
1.7
SSW
14
1.5
SSW
14
1.4
SW
14
1.4
SW
13
1.2
SW
13
Wave Graph
Metric surfscale
Energy kJ
1910
1588
1368
838
710
700
624
624
666
1261
1471
1799
1650
1241
1350
1279
1111
870
754
732
501
Wind (km/h)
10
ESE
10
SE
5
SE
5
N
5
NNW
10
NNW
5
ESE
5
NE
5
ESE
5
ENE
5
SE
10
SE
5
E
10
ESE
10
SE
5
E
10
ESE
10
SE
5
E
10
ESE
10
SE
off
cross-off
cross-off
glassy
cross
cross
cross-off
cross-off
off
glassy
glassy
cross-off
glassy
cross-off
cross-off
glassy
cross-off
cross-off
off
cross-off
cross-off
High Tide
6:24AM1.91m
6:14PM2.02m
7:40AM2.15m
7:48PM2.12m
8:24AM2.39m
8:45PM2.25m
8:58AM2.60m
9:26PM2.37m
9:27AM2.77m
10:01PM2.45m
9:55AM2.88m
10:33PM2.49m
10:22AM2.95m
Low Tide
11:16PM1.02m
12:05PM1.42m
00:59AM1.01m
1:53PM1.17m
2:02AM0.93m
2:46PM0.88m
2:44AM0.85m
3:23PM0.63m
3:18AM0.78m
3:55PM0.42m
3:48AM0.73m
4:25PM0.27m
4:15AM0.71m
4:54PM0.18m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
mod rain
mod rain
cloud
cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:09
6:09
6:09
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:59
5:59
5:59
5:58
5:58
5:58
5:57
5:57
2
2
6
18
8
9
10
3
1
3
5
14
1
4
5
2
Temp °C
27
29
29
27
26
26
25
26
27
26
29
29
26
29
29
26
28
28
25
28
29
31
33
33
32
31
31
31
30
32
31
33
33
30
33
33
30
31
31
29
31
31
Swell 1
Height (m)
Direction
Period (s)
1.8
SSW
17
1.8
SSW
16
1.7
SSW
15
1.5
SSW
14
1.4
SSW
14
1.4
SSW
14
1.3
SSW
13
1.3
SSW
13
1.4
SSW
14
1.3
SSW
19
1.6
SSW
18
1.8
SSW
16
1.8
SSW
16
1.7
SSW
15
1.7
SSW
15
1.7
SSW
15
1.7
SSW
14
1.5
SSW
14
1.4
SW
14
1.4
SW
13
1.2
SW
13
Energy kJ
1910
1588
1368
838
710
700
624
624
661
1261
1471
1799
1650
1241
1350
1279
1111
870
754
732
501
Swell 2
Height (m)
Direction
Period (s)
1.2
SSW
13
0.6
E
5
0.4
SSE
6
0.6
SE
6
0.6
SE
6
0.5
SE
6
0.7
SSW
22
0.9
SSW
21
1.2
SSW
13
0.9
SSW
13
0.8
SE
6
0.7
SSE
6
0.6
SSE
6
0.6
SSE
6
0.7
SE
6
0.4
SSE
5
0.6
SE
5
0.3
SSW
18
0.7
SSW
16
Energy kJ
458
20
12
31
24
18
412
666
492
261
54
30
24
21
32
9
16
61
215
Swell 3
Height (m)
Direction
Period (s)
0.4
ENE
5
0.6
SSE
6
0.4
E
6
0.3
ESE
6
0.3
E
7
0.2
SSW
24
0.6
ESE
6
0.1
SW
18
0.7
SE
6
0.8
SE
6
0.2
WSW
15
0.4
ENE
5
0.4
ENE
5
0.4
ENE
5
0.3
SSW
18
0.1
W
16
Energy kJ
8
26
10
7
8
56
20
12
36
47
21
8
9
8
61
5
Wind waves
Height (m)
Direction
Period (s)
0.9
SE
6
0.9
SE
6
1
SE
6
0.2
ESE
6
0.6
ESE
6
0.5
SE
6
0.9
SE
6
0.5
E
5
0.6
E
5
0.5
E
5
0.9
ESE
5
0.8
ESE
5
0.6
SE
5
0.6
ESE
4
Energy kJ
52
54
80
4
26
17
58
13
20
13
42
32
14
12
Nearest Offshore or Glassy
Rating
(10 max)
4
3
3
2
3
3
2
3
3
3
3
3
3
3
3
3
3
2
2
2
2
Distance (km)
0
0
0
0
118
118
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Sumbawa
Rating
(10 max)
4
4
3
2
3
3
3
3
4
4
4
4
4
4
4
3
3
3
3
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
4
4
4
4
3
3
4
4
4
4
4
4
4
4
4
4
3
3
3
3
Header Global
Rating
(10 max)
4
5
7
7
8
6
6
5
5
5
6
5
7
5
5
4
6
5
6
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)
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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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