Flood Advisory
NWS Tiyan GU ยท US
Details
Flood Advisory In Effect Until 245 PM ChST 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
Guam...
When
Until 245 PM ChST.
Impacts
Minor flooding in low-lying and poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent. Rises in small streams.
Additional details
- At 1241 PM ChST, satellite estimates and rain gauge data indicate heavy rain from showers, with thunderstorms possible, in the advisory area. This will cause urban and small stream flooding. - Additional rainfall amounts of 2 to 4 inches are expected over the area. This additional rain will result in minor flooding. - http://www.weather.gov/safety/flood
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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
- Guam, GU
Public contact
- Issuer
- NWS Tiyan GU
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~1m9s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M38MS22CFJ2S7ZVXWN5QD4W8
- Identifier
- urn:oid:2.49.0.1.840.0.76008ae7de7d7d806e6e5a3773ff37b4e839edf2.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Tiyan GU
- AWIPS ID
- CAPGUM
- NWWS sequence
- nwws_processor.3948
- WMO heading
- XOMY50
- WMO data type
- CAP alert message XML (XO)
- WMO bulletin number
- 50
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | FAY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | FLSGUM |
| WMOidentifier | WGMY80 PGUM 240243 |
| NWSheadline | FLOOD ADVISORY IN EFFECT UNTIL 245 PM CHST THIS AFTERNOON |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.NEW.PGUM.FA.Y.0097.260924T0243Z-260924T0445Z/ |
| eventEndingTime | 2026-09-24T14:45:00+10:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Guam, GU
| Name | Value |
|---|---|
| SAME | 066010 |
| UGC | GUC010 |
- Polygons
- 13.32,144.62 13.37,144.61 13.4,144.63 13.42,144.61 13.47,144.61 13.5,144.75 13.51,144.75 13.5,144.77 13.48,144.77 13.5,144.78 13.44,144.85 13.41,144.81 13.27,144.79 13.23,144.76 13.24,144.63 13.26,144.64 13.27,144.65 13.32,144.63 13.32,144.62