Alert archive / Hawaii / Flash Flood Watches in 2017

Flash Flood Watch 8, NWS Honolulu, HI

October 30, 2017Kauai County, Hawaii

NWS Honolulu, HI issued this flash flood watch at Oct 30, 2017, 8:08 PM HST for Kauai County, Hawaii. It took effect at Oct 31, 2017, 6:00 AM HST. It was in force for 45 hr.

The area

The counties it named.

The facts

Issued
Oct 30, 2017, 8:08 PM HST (06:08 UTC)
In effect from
Oct 31, 2017, 6:00 AM HST
Expired
Nov 2, 2017, 3:04 AM HST
In force
45 hr
Issued by
NWS Honolulu, HI
Flood severity
None

County Kauai County, HI

The radar

The South Kauai radar (PHKI), 20 km from the middle of the area, began a volume at 06:09 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Honolulu, HI wrote its last area forecast discussion before this flash flood watch went out at Oct 30, 3:47 PM HST, 4 hours 21 minutes earlier.

Area forecast discussion, Oct 30, 3:47 PM HST, 4 hours 21 minutes before
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The office that day

Everything else NWS Honolulu, HI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 30, 6:20 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Oct 30, 8:29 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Oct 31, 3:05 AM HSTAreal Flood AdvisoryHFOKauai3 hr

Nearby

Flash Flood Watches in Hawaii, 2017Every flash flood watch in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.