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Shoreline and horizon at Playa Norte, Isla Mujeres, photographed in March 2018

Isla Mujeres · Mexican Caribbean

Playa Norte

Light sargassum

Now · Estimated

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Playa Norte

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Location photo · dronepicr · CC BY 2.0 ↗

Seasonal outlook June 2027 · Lower

Typical seasonal amounts

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Location photographs

Shoreline and horizon at Playa Norte, Isla Mujeres, photographed in March 2018

Shoreline and horizon

· Location photo

Photo: dronepicr · CC BY 2.0

Image details

Playa Norte, Isla Mujeres (42695470885).jpg. Reduced-size display copy. Display may crop to fit; the original photograph is linked. These photographs do not show current beach conditions.

Beachfront from above at Playa Norte, Isla Mujeres, photographed in March 2018

Beachfront from above

· Location photo

Photo: dronepicr · CC BY 2.0

Image details

Aerial of Playa Norte on Isla Mujeres (42691228075).jpg. Reduced-size display copy. Display may crop to fit; the original photograph is linked. These photographs do not show current beach conditions.

Shoreline and surrounding hotels at Playa Norte, Isla Mujeres, photographed in March 2018

Shoreline and surrounding hotels

· Location photo

Photo: dronepicr · CC BY 2.0

Image details

Strand Playa Norte auf der Isla Mujeres (28708131827).jpg. Reduced-size display copy. Display may crop to fit; the original photograph is linked. These photographs do not show current beach conditions.

About the estimates & sources
Why?

Low confidence · A light starting assumption while current local evidence is limited; actual conditions may be lighter or heavier.

Last collected report (not used for today): SEMAR, 2026-10-05 (8 calendar days old).

Reviewed usual amounts replace the simple geography assumption. This remains background context; trustworthy current evidence can override it.

Usual sargassum amounts

Usually much less sargassum than exposed mainland beaches.

This tendency is limited to the named northern/western beaches and does not apply to the eastern shore.

Moderate support for this background tendency. This does not increase confidence in today's condition or establish a measured percentage reduction.

Season: Variable late-season arrivals. A small seasonal adjustment is used because no eligible regional alert is available. Regional Caribbean tendency; no beach-specific monthly frequencies established.

Tendency sources and limitations
  • Cestee: comparative beach visit

    May 2026 trip, updated September 1, 2026. Specific coastal contrasts; one trip cannot establish frequencies. Affiliate travel publisher.

  • Journey Mexico: regional overview

    Supports regional contrasts; changing editorial update and hotel-cleaning context, not a standardized beach time series.

  • CONANP: Isla Contoy beaches

    Describes sargassum accumulation and turtle-nesting impacts, including April-August regional concentrations. Prevents an island-wide sargassum-free claim.

  • Riviera Maya seasonal overview

    Broad April-October season and common May-August peak; no measured per-beach monthly probabilities.

  • UNAM: variable seasonal intensity

    June-September can have high intensity. Regional offshore supply does not guarantee arrivals at a particular beach.

Reviewed tendency notes

Calculated: .

Reliability, location, coverage and recency are assessed separately; a newer report is not automatically more trustworthy.

Recent local evidence and same-beach seasonal history are not yet qualified for this estimate.

Beach exposure: mapped shore faces northwest (297°). Geometry and regional context are low-confidence inputs, not observations.

The reviewed amount tendency replaces the orientation-only adjustment; geography is not counted twice. Qualified wind and current context can still modify the starting estimate.

No eligible consistent regional wind direction; no wind adjustment used.

No qualified locality current; no current adjustment used.

Cleanup is not included. Same-beach seasonal reports enter separately through combined evidence, without counting them twice.

Reviewed shoreline profiles · © OpenStreetMap contributors, ODbL

How this outlook is calculated

Usually much less sargassum than exposed mainland beaches.

Based on seasonal patterns and available coastal evidence. Geographic support: moderate. Confidence: low. Use this to compare travel months; a specific year’s bloom and local cleanup can differ.

This outlook uses seasonal context. Dated reports for this beach are not yet available; it is not a record of past clear conditions.

SEMAR regional bulletin

Issue · IOGMC 1575

Original bulletin

Historical issue; not a current beach confirmation

Last recorded source check: . Issue 2026-10-06: not available at that check. This does not refresh the retained report or confirm beach conditions.

Reported regional alert: MUY BAJO. This is not a condition assigned to the selected beach.

Where the publisher expected arrival

Relative hours are copied from this issue, not counted from now. Place names describe the publisher's scope, not every nearby beach.

  • No named destinationArrival not indicated for this offshore group · 24 h in the sourceOffshore group 1, 3. This does not mean a beach is clear.
  • TulumPossible arrival reported · 24 h in the sourceOffshore group 2. No beach-specific quantity inferred.
  • I. CozumelPossible arrival reported · 24 h in the sourceOffshore group 4. No beach-specific quantity inferred.
  • MahahualPossible arrival reported · 24 h in the sourceOffshore group 5. No beach-specific quantity inferred.
  • XcalakPossible arrival reported · 48 h in the sourceOffshore group 6. No beach-specific quantity inferred.

Reported wind

  • Northern region: 8-13 kn from SE
  • Southern region: 11-15 kn from SE

Reported currents

  • Xcalak: 0.8 kn toward NW
  • Mahahual: 1 kn toward N
  • Tulum: 0.8 kn toward N
  • Playa del Carmen: 1.9 kn toward NE
  • Puerto Morelos: 1.6 kn toward NE
  • Cancún: 0.9 kn toward N

Some fields require review. Check the original bulletin; missing fields are not zero.

Source: SEMAR / IOGMC. Collected 2026-10-06. Regional reports can share satellite inputs. They are not independent beach observations or a validated BeachSignal forecast.

Local orientation, currents and cleanup can change conditions.

How it works ↗

Hero photograph: Playa Norte, Isla Mujeres (42695470885).jpg. Reduced-size display copy. Display may crop to fit; the original photograph is linked. CC BY 2.0. 2018-03-30 · Does not show current conditions.