Mawi Surf Break

Lat Long: 8.90° S 116.16° E

Mawi Surf Forecast and Surf Report

Issued: 7 pm 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's Mawi sea temperature is
26.4°C
0.3° 

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


Mawi surf forecast from 14 Sep 2026:

  • Best quality surf: Thursday 17 Sep, 8AM (local time) - 7ft (2.1m), 15s period, SSW swell with offshore winds.
  • Most powerful swell: Sunday 20 Sep, 8PM (local time) - 7.5ft (2.3m), 16s period, SW swell with 2,516 kJ wave energy.
  • Next surfable swell (1★+): Thursday 17 Sep, 8AM (local time) - 7ft (2.1m), 15s period with SSW swell.

Best Forecast Surf Conditions for Mawi this week:

The surf forecast for Mawi over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 17) at 8AM. The primary swell is predicted to be 2.1m and 15s period with a secondary swell of 0.7m and 5s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Mawi in the next 16 days are 2.3m 16s and forecast to arrive on Sunday (Sep 20) at 8PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Tuesday (Sep 15) at 5PM.

Wave TypeTime (WITA) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Thu 17th Sep)7ft (2.1m) 15s
Best Surf 8AM (Thu 17th Sep)7ft (2.1m) 15s
Most Powerful 8PM (Sun 20th Sep)7.5ft (2.3m) 16s

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


The Lowdown

Alright, folks, Rusty here. Let’s have a look at what’s on the cards.

Right off the bat, we’ve got a solid run of surf at Mawi, an exposed reef break that needs a south-west swell and an experienced crew. This spot is fairly consistent, so it’s not one of those once-in-a-blue-moon setups. The water temp is about average for this time of year, nothing to write home about.

The next few days are a bit of a mixed bag. We kick off Tuesday the 15th with a strong south-west groundswell pushing 6ft and a very long 15-second period. The combined swell energy is powerful, sitting around the 1500s. Problem is, the wind is a cross-offshore from the SE at 16 mph. It’s clean, but the tide and conditions are making it a bit marginal. You’ll get waves, but it’s not the pick of the window. Wednesday and Thursday look similar, with the swell holding around 6ft to 7ft, still with that cross-off breeze. The energy stays up, over 1300, so there’s plenty of push.

Friday the 18th is where we start to see a shift. The swell drops a touch to 6ft, still from the SSW, with a 14-second period. The wind eases to a light breeze from the SSE at 6 mph. This is looking much cleaner, and the combined energy is still a solid 1063. This is the first real standout for experienced surfers.

Saturday the 19th keeps the clean vibes with light winds again. The swell is a bit smaller, around 4ft to 5ft, but the energy is still decent (around 900 to 1000). It’s a good option for a fun session.

Now, keep your eyes on Sunday the 20th. The swell jumps back up to 7ft from the SW, with a long 16-second period. The combined swell energy climbs to 2154, which is very strong. The wind is a gentle breeze from the SE, cross-off. This is another standout morning for those who know what they’re doing. The afternoon gets a bit breezier, so the morning is the go.

The start of the next week, Monday the 21st, has a similar story: 7ft, long-period swell, gentle cross-off winds. The energy is 1795. It’s a big, powerful wave. Tuesday the 22nd sees the swell dip, but we get a bit of a break.

Then, looking a bit further out, there’s a massive pulse showing for Sunday the 27th of September. The forecast shows a 12ft swell from the SSW, with an 18-second period. The combined swell energy is a massive 7174. This is a very, very big groundswell. The wind is cross-off at 13 mph. For a reef break, this is pure power. Only for experts. The week before that, from the 23rd to the 26th, we have consistent 7ft to 7ft swells with moderate cross-off winds, so there’s plenty to keep you busy.

The end of the run, Tuesday the 29th, looks tidy again. The swell drops to 6ft, but the wind goes light from the SE at 6 mph, making for clean conditions.

So, the standout sessions are Friday morning the 18th and Sunday morning the 20th for the best combo of clean conditions and solid swell. The big event on the 27th is one to watch, but it’s a long-range call and it’s for the brave only.

Rusty.

Short Range Forecast

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

Days 5-7 Weather Summary

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

Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
3
2
3
3
3
3
3
3
4
4
3
3
3
3
4
4
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)
1.8
SW
15
1.8
SW
15
1.8
SW
15
1.8
SW
15
1.8
SW
15
1.8
SW
14
2
SSW
15
2.1
SSW
14
2
SSW
14
1.9
SSW
14
1.7
SSW
14
1.6
SW
14
1.4
SW
14
1.3
SSW
14
1.4
SW
14
1.3
SW
18
2.1
SW
16
2.1
SW
16
2.2
SW
16
Wave Graph
Metric surfscale
Energy kJ
1540
1540
1581
1474
1358
1340
1714
1835
1667
1349
1019
907
846
691
742
1087
2140
2241
2314
Wind (km/h)
20
SE
25
SE
25
SE
20
SE
20
SE
25
SE
20
ESE
15
SE
20
SE
15
ESE
10
SSE
15
SE
10
ESE
10
SSE
15
SE
15
SE
15
SE
20
SSE
15
ESE
Wind State
cross-off
cross-off
cross-off
cross-off
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
cross-off
High Tide
11:53PM2.87m
12:15PM2.41m
00:19AM2.79m
12:42PM2.22m
00:44AM2.65m
1:08PM2.01m
1:09AM2.46m
1:34PM1.78m
1:35AM2.25m
2:01PM1.56m
2:05AM2.03m
2:50PM1.34m
2:57AM1.81m
Low Tide
6:13AM0.13m
6:06PM0.38m
6:43AM0.24m
6:29PM0.52m
7:14AM0.41m
6:50PM0.68m
7:45AM0.62m
7:08PM0.86m
8:23AM0.85m
7:20PM1.05m
9:27AM1.06m
7:00PM1.24m
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>
6:09
6:09
6:07
6:07
6:07
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:12
6:12
6:12
6:10
6:10
6:10
6:10
 mm
Temp °C
25
27
27
25
27
27
25
27
27
25
27
27
25
27
27
25
27
27
25
Feels °C
25
27
27
25
27
28
25
28
28
27
29
29
27
29
28
27
29
28
27
  • Map Icons:
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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 Mawi Surf forecast

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

Mawi is 25 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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