Flood Watch for Waianae Coast; Oahu North Shore; Olomana +34 more
Official alert fields
What you need to know
- Applies to
- Big Island East, Big Island Interior, Big Island North, Big Island South, Big Island Southeast, Big Island Summit, Central Oahu, East Honolulu and 35 more
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Future
- Official certainty
- Possible
What is happening
What: Flash flooding caused by excessive rainfall continues to be possible. Impacts: Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams. Urban areas may receive more significant flooding and property damage due to rapid runoff. Where: Maui, Lanai, Molokai, Oahu,...
What the bulletin says to do
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Full official description
Bulletin details
Moisture along the eastern flank of Hurricane Lowell will bring periods of heavy rain to the main Hawaiian Islands late Sunday through Tuesday. * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Maui, Lanai, Molokai, Oahu, The Big Island and Kahoolawe. * WHEN...From noon HST today through Tuesday afternoon. * IMPACTS...Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams. Urban areas may receive more significant flooding and property damage due to rapid runoff. * ADDITIONAL DETAILS... Moisture along the eastern flank of Hurricane Lowell will bring periods of heavy rain to the main Hawaiian islands Sunday afternoon through Tuesday. Initially, the threat of heavy rain will be highest along windward and mountain areas, then the threat will spread everywhere as the winds become more southerly by Monday. Maui, Lanai, Molokai, Oahu, The Big Island and Kahoolawe.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Update
Flood Watch issued September 6 at 4:15AM HST until September 8 at 6:00PM HST by NWS Honolulu HI
Official revision - Update
Flood Watch issued September 6 at 4:15AM HST until September 8 at 6:00PM HST by NWS Honolulu HI
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Honolulu HI. This page reorganizes official fields and does not add a forecast or expand the affected area.
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