NWS feedSource freshLast successful check:
Ended official alertUpdated

Flash Flood Warning for Guam, GU

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Guam
Effective
Ended
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 Guam... * Until 830 AM ChST. * At 657 AM ChST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts of 1 to 3...

What the bulletin says to do

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.

Full official description

Bulletin details

FFWGUM The National Weather Service in Tiyan has issued a * Flash Flood Warning for... Southwestern Guam... * Until 830 AM ChST. * At 657 AM ChST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. 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... Mangilao, Chalan Pago-Ordot, Yona, Talofofo, Inarajan, Merizo, Piti, Santa Rita and Umatac.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Flash Flood Warning issued August 26 at 6:57AM ChST until August 26 at 8:30AM 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
Methodology and corrections