Alert archive / Hawaii / Flash Flood Warnings in 2023

Flash Flood Warning 23, NWS Honolulu, HI

April 29, 2023Hawaii County, Hawaii

NWS Honolulu, HI issued this flash flood warning at Apr 29, 2023, 4:10 PM HST for Hawaii County, Hawaii. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 29, 2023, 4:10 PM HST (02:10 UTC)
Expired: Apr 29, 2023, 6:46 PM HST
In force: 3 hr
Issued by: NWS Honolulu, HI
Area: Storm-based polygon
Flood severity: None

County Hawaii County, HI

The radar

The South Shore radar (PHWA), 57 km from the middle of the area, began a volume at 02:09 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 warning 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 warning went out at Apr 29, 9:47 AM HST, 6 hours 23 minutes earlier.

Area forecast discussion, Apr 29, 9:47 AM HST, 6 hours 23 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 29, 2:18 PM HST	Areal Flood Advisory	HFO	Hawaii	110 min
Apr 29, 3:10 PM HST	Areal Flood Advisory	HFO	Kauai	71 min
Apr 29, 4:03 PM HST	Flash Flood Warning	HFO	Kauai	3 min

Nearby

Flash Flood Warnings in Hawaii, 2023 Every flash flood warning in 2023

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.