Alert archive / Hawaii / Flash Flood Warnings in 2026

Flash Flood Warning 15, NWS Honolulu, HI

March 14, 2026Hawaii County, Hawaii

NWS Honolulu, HI issued this flash flood warning at Mar 14, 2026, 9:13 PM HST for Hawaii County, Hawaii. It was in force for 8 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: Mar 14, 2026, 9:13 PM HST (07:13 UTC)
Expired: Mar 15, 2026, 5:31 AM HST
In force: 8 hr
Issued by: NWS Honolulu, HI
Area: Storm-based polygon
Damage threat: Considerable
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 07:12 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 Mar 14, 8:43 PM HST, 30 minutes earlier.

Area forecast discussion, Mar 14, 8:43 PM HST, 30 minutes before

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In the hours before

Local storm report, Mar 14, 3:47 PM HST, 5 hours 26 minutes before

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<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 14, 3:18 PM HST	Areal Flood Advisory	HFO	Kalawao	35 min
Mar 14, 3:53 PM HST	Flash Flood Warning	HFO	Kalawao	7 hr
Mar 14, 4:39 PM HST	Areal Flood Advisory	HFO	Hawaii	85 min
Mar 14, 6:04 PM HST	Flash Flood Warning	HFO	Hawaii	7 hr
Mar 14, 6:32 PM HST	Areal Flood Advisory	HFO	Hawaii	3 hr
Mar 14, 10:40 PM HST	Special Marine Warning	HFO		2 hr
Mar 14, 11:18 PM HST	Special Marine Warning	HFO		117 min
Mar 15, 12:06 AM HST	Special Marine Warning	HFO		114 min
Mar 15, 12:41 AM HST	Special Marine Warning	HFO		109 min
Mar 15, 1:10 AM HST	Special Marine Warning	HFO		93 min
Mar 15, 2:18 AM HST	Special Marine Warning	HFO		117 min
Mar 15, 3:42 AM HST	High Surf Advisory	HFO	Hawaii	24 hr
Mar 15, 4:09 AM HST	Special Marine Warning	HFO		2 hr
Mar 15, 5:22 AM HST	Special Marine Warning	HFO		113 min
Mar 15, 6:00 AM HST	Special Marine Warning	HFO		2 hr

Nearby

Flash Flood Warnings in Hawaii, 2026 Every 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.