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Hazard spot

Gulf of Tehuantepec: Strong katabatic winds

Gulf of Tehuantepec: Cold air from the Gulf of Mexico funnels through a gap in the mountains and reaches gale force within hours. Staying close inshore is the usual answer.

Cause
Strong katabatic winds
Main season
October to April
Position
15° 12,0' N 095° 00,0' W
Strong katabatic winds · October to April

On the map

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Gulf of Tehuantepec: how the place works

When cold air from the Gulf of Mexico is forced over the narrow isthmus, the Tehuantepecer forms: a katabatic wind that reaches gale force within hours and extends far out into the Pacific. From October to April it occurs regularly, signalled by the pressure on the Atlantic side.

Gulf of Tehuantepec: what breaks there

The wind sea turns short and steep and builds fast. Anyone caught outside collects damage to rig and sails; the usual answer is to run close inshore, where the wind still blows but the sea does not build.

Gulf of Tehuantepec: what this means for your policy

This situation is visible days ahead, and that is exactly what the gross negligence defence aims at. Check whether your policy waives it, and whether it covers sail damage from overloading.

Read this in full: At anchor the policy is awake

Cruising range

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Nearby

And what applies right now?

This page shows what always holds here; live official warnings are on the warning map.

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A sailor in foul-weather gear steers a yacht across the open sea by day

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