Flood Advisory — Kauai County, Hawaii
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Current Status
🌊 Active: Flood Advisory
Flood Advisory issued August 16 at 11:16AM HST until August 16 at 2:30PM HST by NWS Honolulu HI
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...The island of Kauai in Kauai County... * WHEN...Until 230 PM HST. * IMPACTS...Minor flooding on roads, poor drainage areas, and in streams. * ADDITIONAL DETAILS... - At 1107 AM HST, Doppler radar indicated the widespread heavy rain diminishing over the island. However, scattered areas of moderate to locally heavy rain continue to move across the area, so minor flooding will remain a concern for the next few hours. Rain was falling at a rate of up to 1.5 inches per hour. Water levels in the Hanalei River continue to be elevated as well, with the potential for water over Kuhio Highway at the bridge. - Some locations that will experience flooding include... the entire island of Kauai.
Effective August 16, 2026 at 5:16 PM ET · Expires August 16, 2026 at 8:30 PM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS Honolulu HI
Expires
August 16, 2026 at 8:30 PM ET
Last Checked
2 minutes ago
What To Do
📋 Official NWS Guidance
Stay away from streams, drainage ditches and low lying areas prone to flooding. A Flood Watch is also in effect for the island of Kauai.
Other Active Alerts in Hawaii
Flash Flood Warning
Flash Flood Warning
Flood Advisory
Flash Flood Warning
Flash Flood Warning
Flood Advisory
Get Flood Advisory Alerts for Kauai County
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Frequently Asked Questions
What does a Flood Advisory mean for Kauai County, Hawaii?
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Is this Flood Advisory currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 16, 2026 at 8:30 PM ET.
How do I get notified about Flood Advisory alerts for Kauai County?
Download StormCast free on Google Play and set Kauai County, Hawaii as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.