Mandiri surf break

Mandiri surfForecast / Sumatra – Mainland / Indonesia

information circle12 Day Weather and Surf, issued 12 pm Tuesday 08 Jul 2025 WIB
Forecast update in hr  min  s Forecast update imminent
Mandiri surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mandiri sea temperature is
29.5° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Mandiri this week:

The surf forecast for Mandiri over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 08) at 4PM. The primary swell is predicted to be 1.3m and 14s period with a secondary swell of 0.7m and 8s. The wind is predicted to be onshore as the swell arrives.

The most powerful waves expected at Mandiri in the next 12 days are 2.2m 17s and forecast to arrive on Wednesday (Jul 09) at 10AM. Winds are predicted to be glassy at the time the swell arrives.

Wave TypeTime (WIB) & Date Wave Height & Period
Next good surf (1 star+) 4PM (Tue 8th Jul)4.5ft (1.3m) 14s
Best Surf 4PM (Wed 9th Jul)7.5ft (2.3m) 16s
Most Powerful10AM (Wed 9th Jul)7ft (2.2m) 17s

Table - best surf conditions forecast for Mandiri over the next 12 days.

Updates in  hr  min  s Forecast update imminent
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
Swell
Height Map
Wave Height (m) & direction (?)
1.3
SW
1.3
SW
1.2
SSW
2.2
SSW
2.3
SSW
2.2
SSW
2.4
S
2.2
S
2
S
2
S
1.9
S
1.8
S
1.8
S
1.7
S
1.4
SW
1.6
SSW
2
SSW
1.8
SSW
1.7
SSW
1.4
SSW
1.6
SSW
1.3
SSW
1.7
S
1.6
SSW
1.6
SSW
1
SSW
1.2
SSW
1.4
SSW
1.3
SSW
1.9
SSW
2.2
SSW
2.5
SSW
2.1
SSW
2.4
SSW
2.4
SSW
2.2
SSW
Period(s) (?)141418171615151414131313161518171616151614141313122018181616181716171616
Wave
Graph
(?)Metric surfscale
Energy (?)749779145029093334232327662275169216401451151921602188210418681989161912821479145881412831148128515921685180221023100344135122960332931572406
Wind
(km/h)
5
SSE
10
SW
5
NE
0
WSW
5
SE
5
NNE
10
WNW
5
WNW
5
NE
5
SW
5
WSW
5
NNE
5
WSW
5
WSW
5
N
5
W
5
W
5
NE
5
W
10
W
10
NNW
10
WNW
15
WNW
10
NW
15
WNW
20
WNW
5
ENE
5
SE
15
SSE
10
ENE
15
SSE
15
SSE
10
E
15
SE
15
SSE
10
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassonoffglassglassglasscrosscrossglassglasscross-
on
glasscross-
on
cross-
on
glasscross-
on
cross-
on
offcross-
on
cross-
on
cross-
off
crosscrosscrosscrosscross-
on
glassglasscrosscross-
off
crosscrosscross-
off
crosscross-
on
cross-
off
High Tide
/ height (m)
5:52PM
0.52
5:32AM
1.04
6:40PM
0.55
6:16AM
1.09
7:20PM
0.60
6:57AM
1.14
7:56PM
0.65
7:35AM
1.17
8:31PM
0.71
8:12AM
1.18
9:06PM
0.78
8:48AM
1.17
9:42PM
0.85
9:25AM
1.12
10:19PM
0.92
10:04AM
1.04
10:59PM
0.98
10:46AM
0.93
11:44PM
1.03
11:34AM
0.81
12:35AM
1.06
12:33PM
0.68
1:34AM
1.08
Low Tide
/ height (m)
10:17PM
0.36
12:57PM
0.17
11:14PM
0.34
1:31PM
0.13
12:04AM
0.31
2:03PM
0.09
12:50AM
0.29
2:34PM
0.07
1:35AM
0.28
3:03PM
0.06
2:20AM
0.28
3:32PM
0.07
3:07AM
0.29
4:02PM
0.08
3:57AM
0.30
4:31PM
0.11
4:52AM
0.32
5:03PM
0.14
5:56AM
0.34
5:38PM
0.18
7:12AM
0.34
6:18PM
0.22
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunrise6:13--6:13--6:13--6:13--6:13--6:13--6:13--6:13--6:13--6:13--6:13--6:13--
Sunset-6:04--6:04--6:04--6:04--6:04--6:04--6:05--6:05--6:05--6:05--6:05--6:05-
part cloudclearthunderstorm thunderstorm thunderstorm rain showersthunderstorm thunderstorm rain showersclearpart cloudrain showersclearclearclearclearpart cloudpart cloudclearpart cloudpart cloudclearthunderstorm rain showersthunderstorm thunderstorm rain showersthunderstorm thunderstorm part cloudpart cloudpart cloudrain showerspart cloudrain showersrain showers
Rain (mm)
--9669222--1----------3511331---1-14
Temp. °C292826272625272725282725282725282825282825282725272725272824282725292824
Feels °C (?)333231323028303129313029313029313129323228302928292829313026292727292926

Short Range Forecast: Heavy rain (total 36mm), heaviest during Tue night. Warm (max 29°C on Tue morning, min 24°C on Thu night). Wind will be generally light.

Days 3-6 Weather Summary Some drizzle, heaviest during Fri night. Warm (max 28°C on Fri morning, min 24°C on Fri night). Wind will be generally light.

Days 6-9 Weather Summary Moderate rain (total 13mm), heaviest on Tue afternoon. Warm (max 28°C on Mon morning, min 24°C on Wed night). Wind will be generally light.

Long Range Forecast: Moderate rain (total 11mm), heaviest on Thu morning. Warm (max 29°C on Sat morning, min 24°C on Thu night). Wind will be generally light.

  • 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 Mandiri Surf forecast

The above surf forecast table for Mandiri provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Mandiri can be found by selecting the local surf guide option on the grey menu. Our Mandiri 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 (Mandiri) 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 Mandiri 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.

Mandiri is 113 km (70 miles) from the city of Kotabumi. If you plan a holiday in Indonesia - Sumatra - Mainland, look for hotels and other accommodation in Kotabumi. Kotabumi has rooms for a wide range of budgets as well as car hire and transport links.

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