Alert USA
weather NWS minor Cameron, TX; Willacy, TX November 9, 2026 at 1:47 AM

Flood Advisory

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...North Central Cameron County in deep south Texas... Central Willacy County in deep south Texas...

* WHEN...Until 1045 PM CST.

* IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. Ponding of water in urban or other areas is occurring or is imminent.

* ADDITIONAL DETAILS... - At 747 PM CST, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 3 inches of rain have fallen. - Additional rainfall amounts up to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Arroyo City, Port Mansfield, San Perlita, Porfirio, Santa Monica, Willamar, Port Mansfield Chamber Of Commerce, Port Mansfield Airport, San Perlita High School and Monte Grande. - http://www.weather.gov/safety/flood

Flooding in Cameron, TX; Willacy, TX can cut off roads with little warning, damage homes near low-lying areas, and disrupt power and water service. Even a few inches of moving water can carry away a vehicle.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Alert USA anticipates a high chance of travel disruptions, elevated property risk in low-lying areas, and possible power outages while the event is active.

Recommended steps: avoid flooded roads — turn around, don't drown; move to higher ground if you are in a low-lying area; charge phones and prepare for power loss; check on family and neighbors.

Alert USA is tracking this flood event and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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