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🟡 Tropical Disturbance

Disturbance 1

South of Southern Mexico: A broad area of low pressure is forecast to develop over the next day or so just to the south of the Gulf of Tehuantepec.

Formation chance · 48 hours
10%Low
Formation chance · 7 days
90%High

What this means

South of Southern Mexico: A broad area of low pressure is forecast to develop over the next day or so just to the south of the Gulf of Tehuantepec. Thereafter, environmental conditions appear favorable for gradual development, and a tropical depression is expected to form during the middle to latter portion of the week while the system moves slowly west-northwestward to northwestward, just offshore of the southern to southwestern coast of Mexico.

Official resources

Last updated 10/4/2026, 8:00:06 AM · Latest advisory 10/4/2026, 5:16:11 AM