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Active official alertUpdated

Flood Advisory for Guam, GU

Official alert fields

What you need to know

Applies to
Guam
Effective
Ends or expires
Official severity
Minor
Official urgency
Expected
Official certainty
Likely

What is happening

What: Urban area and small stream flooding caused by excessive rainfall is expected. Impacts: Minor flooding in low-lying and poor drainage areas. Water over roadways. Ponding of water in urban or other areas is occurring. Rises in rivers and small streams. Where: Guam... When: Until 1215 PM ChST.

What the bulletin says to do

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.

Full official description

Bulletin details

* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Guam... * WHEN...Until 1215 PM ChST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. Ponding of water in urban or other areas is occurring. Rises in rivers and small streams. * ADDITIONAL DETAILS... At 811 AM ChST, Doppler radar and automated rain gauges indicated moderate to occasionally heavy rain due to showers and possible thunderstorms. This is causing urban and small stream flooding. Additional rainfall amounts of 1 to 3 inches are expected over the area. This additional rain will result in minor flooding continuing. http://www.weather.gov/safety/flood

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Flood Advisory issued October 18 at 8:14AM ChST until October 18 at 12:15PM 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