NWS feedSource freshLast successful check:
Active official alertUpdated

Hydrologic Outlook for Guam, GU; Rota, MP; Saipan, MP +1 more

Official alert fields

What you need to know

Applies to
Guam, Rota, Saipan, Tinian
Effective
Ends or expires
Official severity
Unknown
Official urgency
Future
Official certainty
Possible

What is happening

ESFGUM This Hydrologic Outlook is for Guam, Rota, Tinian, and Saipan. A potential tropical disturbance will likely develop in the area and bring periods of heavy rainfall to the Marianas with rainfall totals of 4 to 7 inches possible. Heavy showers will moisten soils throughout the event and increase potential for...

What the bulletin says to do

No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.

Full official description

Bulletin details

ESFGUM This Hydrologic Outlook is for Guam, Rota, Tinian, and Saipan. A potential tropical disturbance will likely develop in the area and bring periods of heavy rainfall to the Marianas with rainfall totals of 4 to 7 inches possible. Heavy showers will moisten soils throughout the event and increase potential for mudslides. Residents on the Marianas need to closely monitor this developing situation as flood watches, advisories and flash flood warnings could be issued later. If living near streams and rivers, prepare to move items away from stream and river banks. Make sure storm drains nearby are not clogged, especially If living at low-lying areas.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Hydrologic Outlook issued August 22 at 7:43PM 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