Marosi Surf Forecast and Surf Reports

(Sumba, Indonesia)

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Marosi Surf Guide

Marosi in Sumba is an exposed reef break that has reliable surf. May-Oct (Dry Season) is the optimum time of year for waves. Offshore winds blow from the north northeast. Clean groundswells prevail and the ideal swell direction is from the southwest. The reef provides both left and right breaks. Best around high tide. Sometimes crowded. Hazards include rips, rocks and sharks.

Marosi Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Reef	4	consistent	28.8°C*ocean temperature recorded from satellite

Surfing Marosi:

The best conditions reported for surf at Marosi occur when a Southwest swell combines with an offshore wind direction from the North-northeast.

Hourly Forecast

16 Day Forecast

What's the best time of year to surf Marosi (for consistent clean waves)?

aprilBest Season: autumn

The best time of year for surfing Marosi with consistent clean waves (rideable swell with light / offshore winds) is during Autumn and most often the month of April. Clean surfable waves are typically found 64% of the time in April while 35% of the time it tends to be blown out. For the remaining 1% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.

clean

64%

Surfable waves that hold up well for longer rides in prevailing cross-offshore, offshore or light wind conditions.

blown out

35%

Surfable sized waves that are of poorer quality due to prevailing onshore, cross-onshore or windy conditions (may be preferable for kitesurfing).

too small

Waves usually considered too small for good surf. Some wave-magnet breaks may still work though if conditions are right (on occasion).

Explore Marosi Location Map

Interactive Marosi surf break location map. View information about nearby surf breaks, their wave consistency and rating compared to other spots in the region. Current swell conditions from local buoys are shown along with live wind speed and direction from nearby weather stations. Click icons on the map for more detail. The closest passenger airport to Marosi is Mau Hau (Waingapu) Airport (WGP) in Indonesia, 124 km (77 miles) away (directly). The second nearest airport to Marosi is Muhammad Salahuddin (Bima) Airport (BMU), also in Indonesia, 144 km (89 miles) away.

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Please note that some surf spot locations are approximate to protect their exact location while others are not shown at close zoom level.

Marosi Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Friday, 8 May 2026, 08:21 Local Time

m, °C	Friday 08
ft, °F	5AM	8AM	11AM	2PM
Wave (m)	SW	SW	SW	SW
Period (s)	18	17	16	16
Wind (km/h)
Wind State	cross- off	cross- off	cross	cross

Tides at Marosi

Current tide and informaton

For Marosi, 0 km from Marosi.

Next High Water: 01:19pm | 2.37m

Next Low Water: 08:19pm | 0.68m

NEXT	IS AT (local time)	remaining
high tide
low tide

Marosi Sea Temperature

Sunny with very warm air temperatures, feeling like 28.0 °C once we account for any wind. Sea temperatures (28.8 °C) very warm too. Staying comfortable in the water at Marosi won't be a problem, but wear at least a rash-vest to keep the UV off.

Today, many surfers would wear a rashvest wetsuit.

Current Temp*: 28.8°C*ocean temperature recorded from satellite

View Sea Temp Map

Swell History at Marosi

Surf stats for Marosi, see the swell variation by month or season on the history page here.

Average Swell

View Swell Statistics

Wind History at Marosi

Wind stats for Marosi, see the variation in direction and stength by month or season on the history page here.

Average Wind

View Wind Statistics

Marosi Reviews:

Interactive Porthcawl Point location map. View nearby buoy information, live wind conditions and surrounding roads, paths and locations to help find new breaks. Click the buoys or wind icon to view more information.

Ratings

Based on 1 vote.

Overall:4.0
Quality on a good day:4.0
Consistency of Surf:4.0
Difficulty Level:4.0
Crowds:3.0
...

See all 18 ratings

Review

Impartial reviews submitted by Surf-Forecast users.

Budi Supriyanto from Indonesia

“Please see the Aerial view of this beach by keyword "Marosi Beach Budi Supriyanto"”

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