Ekas-Inside Surf Break

Lat Long: 8.87° S 116.46° E

Ekas-Inside Surf Forecast and Surf Report

Issued: 7 am 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ekas-Inside sea temperature is
26.4° C
0.1° 

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


Ekas-Inside surf forecast from 13 Aug 2026:

  • Best quality surf: Thursday 13 Aug, 11PM (local time) - 8ft (2.4m), 16s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Thursday 20 Aug, 5AM (local time) - 10ft (3.0m), 17s period, SSW swell with 4,818 kJ wave energy.
  • Next surfable swell (1★+): Thursday 13 Aug, 11PM (local time) - 8ft (2.4m), 16s period with SSW swell.

Best Forecast Surf Conditions for Ekas-Inside this week:

The surf forecast for Ekas-Inside over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 13) at 11PM. The primary swell is predicted to be 2.4m and 16s period with a secondary swell of 0.1m and 24s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Ekas-Inside in the next 16 days are 3.0m 17s and forecast to arrive on Thursday (Aug 20) 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 1.2m 6s period and expected on Monday (Aug 17) at 5PM.

Wave TypeTime (WITA) & Date Wave Height & Period
Next good surf (1 star+)11PM (Thu 13th Aug)8ft (2.4m) 16s
Best Surf11PM (Thu 13th Aug)8ft (2.4m) 16s
Most Powerful 5AM (Thu 20th Aug)10ft (3.0m) 17s

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


The Lowdown

Alright folks, Rusty here with a look at what's brewing. We've got a solid, extended run of waves on the cards, so let's get into it.

We’re looking at a long stretch of consistent SSW-to-SW groundswell rolling into Ekas-Inside, a sheltered reef setup that's fairly consistent. The water’s sitting at a warm 80°, which is pretty much bang on average for this time of year, so no surprises there. The pattern is clear: a persistent cross-off wind from the SE keeps things clean, but it’s not truly glassy. The swell energy is strong throughout, often hitting that three-to-four-digit range in the combined energy, meaning there's plenty of push behind these waves.

Thursday 13th kicks things off with a solid 8ft to 8ft SSW swell. The period is a very long 17 seconds, which is classic groundswell. That long period will groom the waves beautifully at this reef, but it's a double-edged sword – it can make beach breaks sectiony, but here it should produce some long, lined-up walls. This is solid swell size, at the upper end of what’s comfortable for most intermediates. The combined energy is massive, sitting around 3123-3554, so there's real power in the water.

The run continues through the weekend and into the start of the next week with similar conditions: 7ft to 7ft of SSW swell, long periods, and that reliable cross-off breeze. It’s not perfect, with the wind never going fully offshore, but it's consistent and clean.

Now, the real standout to circle on your calendar is Wednesday 19th August. The morning session is the pick of the entire 16-day window. We’re seeing a 8ft SW swell at a very long 18 seconds, paired with a lighter, gentle breeze. The combined energy pumps up to 3648, and this is the only record in the whole forecast that flags up as excellent conditions for experienced surfers. The afternoon pushes up to 8ft with a bit more wind, but that morning window is where it’s at. This is going to be powerful, lined-up, and clean. At this size, and given the reef bottom, this one is for the experienced crew only.

Thursday 20th August also packs a punch, with a peak of 10ft on the morning session. That’s a serious step up in size – expert territory, especially with that 16-second period. The wind is still cross-off, but the power is going to be intimidating. The combined energy reads 4003, confirming just how much water is moving. After that, we see a slow taper. The swell drops back to the 5ft to 7ft range through the second week, with the period shortening a bit. It’s still surfable and clean for the most part, but that bite and power from the 19th and 20th will be missing.

Heading into the final week of August, the swell becomes smaller and more inconsistent. The wind stays steady from the SE, and while there are still knee-to-waist high waves on offer, the energy drops off significantly, with combined energy readings dipping into the 900-1400 range.

So, the call is simple. The best part of this 16-day run is Wednesday 19th August for a morning surf, with Thursday 20th as a solid, more powerful backup. Get on it.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 27°C on Fri morning, min 23°C on Thu morning). Wind will be generally light.

Days 4-6 Weather Summary

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

Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
3
4
3
2
4
3
3
4
3
2
3
2
1
3
3
3
4
4
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.4
SSW
17
2.5
SSW
16
2.4
SSW
16
2.2
SSW
16
2
SSW
15
1.9
SSW
15
2.2
SSW
17
2.3
SSW
17
2.2
SSW
16
2.2
SSW
16
1.9
SSW
16
1.7
SSW
14
1.6
SSW
14
1.5
SSW
14
1.3
SSW
13
1.4
SW
16
1.7
SW
16
1.9
SW
16
2.4
SW
18
2.5
SW
18
3
SW
17
Wave Graph
Metric surfscale
Energy kJ
3123
3554
2801
2214
1644
1475
2790
2993
2445
2271
1743
1191
1057
862
599
1084
1486
1672
3499
4045
4690
Wind (km/h)
20
SE
20
SE
10
SE
20
SE
20
SSE
15
SE
15
SE
20
SSE
10
SE
20
SE
20
SE
10
ESE
20
SE
20
SE
10
ESE
15
SE
20
SE
10
ESE
15
SE
20
SE
15
ESE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
cross-off
cross-off
off
cross-off
cross-off
cross-off
High Tide
10:19AM2.40m
11:18PM1.99m
11:02AM2.41m
11:47PM2.14m
11:42AM2.34m
00:16AM2.25m
12:19PM2.21m
00:45AM2.29m
12:53PM2.02m
1:14AM2.28m
1:27PM1.81m
1:42AM2.20m
1:59PM1.59m
2:12AM2.08m
Low Tide
5:08PM0.03m
5:04AM0.54m
5:40PM0.05m
5:46AM0.42m
6:09PM0.12m
6:25AM0.37m
6:36PM0.24m
7:03AM0.38m
7:00PM0.38m
7:41AM0.45m
7:22PM0.53m
8:19AM0.56m
7:40PM0.68m
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:24
6:24
6:24
6:22
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:13
6:13
6:13
6:13
6:13
6:13
 mm
Temp °C
26
26
24
27
26
25
27
27
25
27
27
25
27
28
25
27
28
25
27
27
25
Feels °C
26
24
25
28
24
27
28
26
28
28
27
28
27
27
27
27
28
27
28
26
27
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  • 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 Ekas-Inside Surf forecast

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

Ekas-Inside is 28 km (17 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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