Flash Flood Warning Issued for Comerio, Puerto Rico
This alert is no longer in effect.
NOAA issued it on May 10, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Flash Flood Warning is in effect for Comerio, PR, issued by NWS San Juan, until 7:00 PM AST on April 28, 2026, due to heavy rainfall causing flash flooding.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Comerio, Puerto Rico
- Issued
- May 10, 2026
- Issuing authority
- NWS San Juan PR
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Comerio, Puerto Rico.
Alert Details
The National Weather Service in San Juan has issued a Flash Flood Warning, effective immediately, for the specified area. This alert is from NOAA and is categorized as severe.
Affected Areas
The warning affects Comerio, PR, based on radar-indicated conditions.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Expected Conditions
Heavy rain from thunderstorms has already produced between 2 and 4 inches of rainfall. The expected rainfall rate is 1 inch in 1 hour, with additional amounts up to 1 inch possible, leading to flash flooding of small creeks, streams, urban areas, highways, streets, underpasses, and low-lying areas.
Timeline
The alert is effective from 3:52 PM AST on April 28, 2026, and will expire at 7:00 PM AST on the same day.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (908 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 10, 2026.
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Common questions about this NWS weather alert.