UPDATE — Friday, November 6, 2:08 PM CT: The National Weather Service in San Juan says the heavy rain has ended and flooding is no longer expected to pose a threat. Please continue to heed remaining road closures.

Mayaguez, Puerto Rico — A flash flood warning is in effect for seven municipalities in western Puerto Rico until 3:15 PM Atlantic Time. The National Weather Service in San Juan issued the warning as thunderstorms keep dropping heavy rain across the area.

WHAT IS HAPPENING: Doppler radar shows thunderstorms producing heavy rain over the warned area. Between 1 and 3 inches of rain have already fallen, and another 1 to 2 inches are possible. Flash flooding is already happening in spots or is expected to begin shortly.

LOCAL IMPACTS: Small creeks and streams can rise fast, and flooding can hit city streets, highways, underpasses, and low-lying neighborhoods. Places in the path include San German, Hormigueros, Lajas, Cabo Rojo, Sabana Grande, Mayaguez, Monte Grande, Puerto Real, Maricao, Sabana Eneas, Betances, Boqueron, La Parguera, Pole Ojea, and Palmarejo.

WHAT TO DO:

If you see water rising around you, get to higher ground immediately.

Turn around, do not drown. Never drive through flooded roads.

Stay aware of your surroundings and avoid driving on flooded streets.

Do not walk through floodwater.

Source: National Weather Service San Juan, November 6, 2026.