Warning Vector

Flood Advisory

NWS San Juan PR ยท US

New

Details

Flood Advisory In Effect Until 530 PM AST This Afternoon

Event
Flood Advisory
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Expected
Severity
Minor
Certainty
Likely
Response
Avoid

Description

What

Urban area and small stream flooding caused by excessive rainfall is expected.

Where

Northwestern Canovanas in Puerto Rico... Northern Carolina in Puerto Rico... Central Loiza in Puerto Rico... Northeastern San Juan in Puerto Rico...

When

Until 530 PM AST.

Impacts

Dangerous flows over low-water crossings. Water over roadways. Overflowing poor drainage areas.

Additional details

- At 329 PM AST, Doppler radar indicated heavy rain due to a line of thunderstorms from El Yunque. This will cause urban and small stream flooding. Up to 1.2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... San Juan, Carolina, Canovanas, Santa Barbara and San Isidro. - http://www.weather.gov/safety/flood

Instructions

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. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.

Affected areas

  • Canovanas, PR
  • Carolina Municipio, PR
  • Loiza, PR
  • San Juan Municipio, PR

Public contact

Issuer
NWS San Juan PR

Message record

Received
Issue to receipt
~53s
CAP status
Actual
CAP message type
Alert
Lifecycle
New
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M3AEE9E5P6H14AS8XV6181TY
Identifier
urn:oid:2.49.0.1.840.0.7d5aabf774f3222b2a48fd8a4258d931e7d0aecb.001.1
Sender
w-nws.webmaster@noaa.gov
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS San Juan PR
AWIPS ID
CAPSJU
NWWS sequence
nwws_processor.2527
WMO heading
XOCA52
WMO data type
CAP alert message XML (XO)
WMO geography
Caribbean and Central America (CA)
WMO bulletin number
52

Event codes

NameValue
SAMENWS
NationalWeatherServiceFAY

Parameters

NameValue
AWIPSidentifierFLSSJU
WMOidentifierWGCA82 TJSJ 241931
NWSheadlineFLOOD ADVISORY IN EFFECT UNTIL 530 PM AST THIS AFTERNOON
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
VTEC/O.NEW.TJSJ.FA.Y.0285.260924T1931Z-260924T2130Z/
eventEndingTime2026-09-24T17:30:00-04:00
BLOCKCHANNELCMAS
Locations

Location data

  • Canovanas, PR
  • Carolina Municipio, PR
  • Loiza, PR
  • San Juan Municipio, PR
NameValue
SAME072029
SAME072031
SAME072087
SAME072127
UGCPRC029
UGCPRC031
UGCPRC087
UGCPRC127
Polygons
18.44,-66.07 18.46,-66.07 18.44,-66.01 18.45,-65.99 18.44,-65.99 18.44,-65.98 18.43,-65.98 18.43,-65.95 18.44,-65.95 18.44,-65.97 18.45,-65.96 18.46,-65.99 18.45,-65.93 18.4,-65.87 18.35,-65.91 18.44,-66.07