Flood Watch for Niihau; Kauai Southwest; Kauai Mountains +40 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: Significant flooding may occur due to the overflow of streams and drainages. Roads in several areas may be closed, along with property damage in urban or low lying spots due to runoff. Landslides may also occur in areas with steep...
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
A trough moving over the state will bring abundant tropical moisture today through at least Wednesday night. Heavy rain and isolated thunderstorms are expected to produce flash flooding, and while the greatest flood threat will be focused over Oahu and Maui County, all islands are at risk. * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...All main Hawaiian Islands. * WHEN...From 6 AM HST this morning through late Wednesday night. * IMPACTS...Significant flooding may occur due to the overflow of streams and drainages. Roads in several areas may be closed, along with property damage in urban or low lying spots due to runoff. Landslides may also occur in areas with steep terrain. * ADDITIONAL DETAILS... Heavy showers and isolated thunderstorms with intense rain rates are expected to develop today and continue through Wednesday night as a trough moves over the state. While the greatest flood threat will be focused over Oahu and Maui County, all islands are at risk.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Update
Flood Watch issued October 27 at 2:54AM HST until October 29 at 5:00AM HST by NWS Honolulu HI
Official revision - Update
Flood Watch issued October 26 at 3:30PM HST until October 29 at 5:00AM HST by NWS Honolulu HI
Official revision - Alert
Flood Watch issued October 26 at 3:05AM HST until October 29 at 5:00AM 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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