Gerpuk Bay - Inside Gerpuk Surf Break

Lat Long: 8.92° S 116.36° E

Gerpuk Bay - Inside Gerpuk Surf Forecast and Surf Report

Issued: 1 am 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Gerpuk Bay - Inside Gerpuk sea temperature is
26.1°C
0.7° 

Gerpuk Bay - Inside Gerpuk surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Gerpuk Bay - Inside Gerpuk surf forecast from 17 Sep 2026:

  • Most powerful swell: Wednesday 23 Sep, 11AM (local time) - 7ft (2.2m), 16s period, SSW swell with 2,503 kJ wave energy.

Best Forecast Surf Conditions for Gerpuk Bay - Inside Gerpuk this week:

The most powerful waves expected at Gerpuk Bay - Inside Gerpuk in the next 16 days are 2.2m 16s and forecast to arrive on Wednesday (Sep 23) at 11AM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (WITA) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful11AM (Wed 23rd Sep)7ft (2.2m) 16s

Table - best surf conditions forecast for Gerpuk Bay - Inside Gerpuk over the next 16 days.


Short Range Forecast

Mostly dry. Warm (max 27°C on Fri afternoon, min 24°C on Fri morning). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 27°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light.

Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
1
0
0
2
2
1
2
1
1
1
0
0
1
2
1
2
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
SSW
14
1.6
SW
14
1.4
SW
14
1.3
SSW
14
1.3
SW
14
1.6
SW
18
2.1
SW
16
2.2
SW
16
2.1
SW
16
2
SW
15
1.8
SW
14
1.6
SW
14
1.5
SW
13
1.4
SW
13
2.1
SSW
17
2.2
SSW
16
2.2
SSW
15
2
SSW
15
1.8
SW
14
1.7
SW
14
1.7
SSW
14
Wave Graph
Metric surfscale
Energy kJ
1019
907
846
691
658
1453
2166
2384
2157
1647
1382
976
769
651
2492
2503
2348
1714
1321
1154
1065
Wind (km/h)
15
ESE
15
SE
15
ESE
20
SE
20
SE
15
ESE
15
SE
20
SE
15
ESE
15
SE
20
SE
15
SE
15
SE
25
SE
20
ESE
15
SE
15
SE
15
ESE
15
SE
20
SE
15
ESE
Wind State
on
cross-on
on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
cross-on
on
High Tide
1:34PM1.80m
1:36AM2.27m
2:02PM1.57m
2:05AM2.05m
2:51PM1.36m
2:57AM1.82m
10:52PM1.52m
6:48AM1.77m
9:10PM1.72m
8:10AM1.96m
9:17PM1.95m
8:51AM2.17m
9:33PM2.18m
Low Tide
7:09PM0.86m
8:23AM0.85m
7:21PM1.05m
9:27AM1.07m
7:02PM1.25m
1:17PM1.11m
11:48PM1.52m
2:25PM0.92m
2:20AM1.31m
2:53PM0.74m
2:55AM1.06m
3:16PM0.59m
3:24AM0.80m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:05
6:05
6:05
6:03
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:10
6:09
6:09
6:09
6:09
6:09
6:09
 mm
Temp °C
26
27
25
26
27
25
26
27
25
26
27
25
26
26
25
26
27
25
26
27
25
Feels °C
27
27
27
27
27
26
27
28
26
27
27
26
27
26
25
27
27
27
27
28
26
  • 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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Information about the Gerpuk Bay - Inside Gerpuk Surf forecast

The above surf forecast table for Gerpuk Bay - Inside Gerpuk provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Gerpuk Bay - Inside Gerpuk can be found by selecting the local surf guide option on the grey menu. Our Gerpuk Bay - Inside Gerpuk 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 (Gerpuk Bay - Inside Gerpuk) 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 Gerpuk Bay - Inside Gerpuk 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.

Grupuk is 26 km (16 miles) from the city of Praya. If you plan a holiday in South Coast of Lombok, look for hotels and other accommodation in Praya. Praya has rooms for a wide range of budgets as well as car hire and transport links.

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