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NWS San Juan PRFF.W 0033October 4, 2026

Flash Flood Warning: Canovanas, Carolina and Loiza, PR

The National Weather Service office in San Juan issued a flash flood warning for Canovanas, Carolina and Loiza in Puerto Rico, which was in force until 3:45 p.m. local time on October 4. It was the 33rd flash flood warning the NWS office in San Juan issued in 2026. Puerto Rico had 3 flash flood warnings in October 2026, against 10 in an average October of 2008-2025 (Puerto Rico's flash flood warnings by year).

ExpiredWarning

Issued3:41 p.m. EDT, October 4, 2026
In force3:41 p.m. EDT, October 4, 2026
Expired3:45 p.m. EDT, October 4, 2026

In force for 4 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, San Juan PR
Area
Canovanas, Carolina and Loiza
State
Puerto Rico
Level
Warning
Issued
3:41 p.m. EDT, October 4, 2026
Expires
3:45 p.m. EDT, October 4, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
TJSJ FF.W 0033
Official source
National Weather Service: the notice at its source

Flash Flood Warnings in Puerto Rico since 2008Every warning type in Puerto Rico

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

The heavy rain has ended. However, ponding of water over roads remains possible due to previous rains. Please continue to heed remaining road closures.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice