Flash Flood Warning issued November 9 at 4:54PM AST until November 9 at 5:30PM AST by NWS San Juan PR

Level
Severe (4/5) · CAP Severe
Region
North America
Category
Weather
Source
NWS / NOAA weather

At 454 PM Ast, emergency management reported flooding waters along
Avenida Shuford in Caguas and landslides along PR-156 in Aguas
Buenas. Additionally, the USGS river gauge at Rio Canas in Caguas
reported 18.15 feet, reaching minor flooding stage. Between 2.5 and
4.5 inches of rain have fallen. Flash flooding is already occurring.
Although heavy rain has diminished, excess runoff persist and could
result in additional flooding.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Emergency management reported.

IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.

Some locations that will experience flash flooding include...
San Juan, Aguas Buenas, Trujillo Alto, Guaynabo, Caguas and Bairoa.

Avenida Shuford in Caguas

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.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

In the last 30 days
2294th Weather alert at severity 4+ in the last 30 days

Source: NWS / NOAA weather

Understanding Global Threats

Browse All Topics & Pages

Complete sitemap with all intelligence resources

View Sitemap →

Related Preparedness Gear

Be prepared for evolving situations

Global Conflict Map

Live snapshot of conflict locations and tension zones worldwide.

Last update on: November 9, 2026

Keep Exploring