Flood Advisory
NWS Tiyan GU ยท US
New
Details
Flood Advisory In Effect Until 1030 PM ChST This Evening
- 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
Central and Southern Guam...
When
Until 1030 PM ChST.
Impacts
Minor flooding in low-lying and poor drainage areas.
Additional details
- At 928 PM ChST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 1 and 3 inches of rain have fallen. - Some locations that will experience flooding include... Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Hagatna Heights, Talofofo, Mongmong-Toto- Maite, Sinajana, Inarajan, Asan, Merizo, Piti, Santa Rita and Umatac. - http://www.weather.gov/safety/flood
Instructions
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Affected areas
- Guam, GU
Public contact
- Issuer
- NWS Tiyan GU
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~39s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2WPVPJNCRA7WCRF6MMVD9ZC
- Identifier
- urn:oid:2.49.0.1.840.0.6edf1a9bd188b9558550250503936b7316b88c50.001.1
- 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.9287
- 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 191129 |
| NWSheadline | FLOOD ADVISORY IN EFFECT UNTIL 1030 PM CHST THIS EVENING |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.NEW.PGUM.FA.Y.0094.260919T1129Z-260919T1230Z/ |
| eventEndingTime | 2026-09-19T22:30:00+10:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Guam, GU
| Name | Value |
|---|---|
| SAME | 066010 |
| UGC | GUC010 |
- Polygons
- 13.34,144.61 13.4,144.63 13.42,144.62 13.44,144.6 13.46,144.6 13.48,144.63 13.5,144.75 13.53,144.78 13.59,144.8 13.54,144.96 13.51,144.94 13.41,144.81 13.27,144.79 13.23,144.75 13.22,144.71 13.22,144.69 13.21,144.65 13.21,144.64 13.24,144.63 13.27,144.65 13.34,144.61