Alert archive / Hawaii / Flash Flood Warnings in 2026

Flash Flood Warning 38, NWS Honolulu, HI

April 12, 2026Kalawao County, Hawaii

NWS Honolulu, HI issued this flash flood warning at Apr 12, 2026, 5:22 PM HST for Kalawao County, Hawaii. It was in force for 2 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 12, 2026, 5:22 PM HST (03:22 UTC)
Expired
Apr 12, 2026, 7:43 PM HST
In force
2 hr
Issued by
NWS Honolulu, HI
Area
Storm-based polygon
Flood severity
None

County Kalawao County, HI

The radar

The Molokai radar (PHMO), 24 km from the middle of the area, began a volume at 03:24 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 12, 2:51 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Apr 12, 4:23 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Apr 12, 5:35 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Apr 12, 11:23 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Apr 13, 12:18 AM HSTAreal Flood AdvisoryHFOHawaii117 min
Apr 13, 8:43 AM HSTWind AdvisoryHFOHawaii7 hr

Nearby

Flash Flood Warnings in Hawaii, 2026Every flash flood warning in 2026

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.