Flash Flood Warning for Guam, GU
Official alert fields
What you need to know
- Applies to
- Guam
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
FFWGUM The National Weather Service in Tiyan has issued a * Flash Flood Warning for... Southwestern coasts of Guam... * Until 1030 PM ChST. * At 735 PM ChST, Doppler radar indicated heavy rain across the warned area. Additional rainfall amounts of 2 to 3 inches are possible in the warned area. Flash flooding is...
What the bulletin says to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Full official description
Bulletin details
FFWGUM The National Weather Service in Tiyan has issued a * Flash Flood Warning for... Southwestern coasts of Guam... * Until 1030 PM ChST. * At 735 PM ChST, Doppler radar indicated heavy rain across the warned area. Additional rainfall amounts of 2 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar indicated. 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... Merizo, Piti, Santa Rita and Umatac. Apra Harbor and Naval Base Guam.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Flash Flood Warning issued August 30 at 7:35PM ChST until August 30 at 10:30PM ChST by NWS Tiyan GU
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Tiyan GU. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected