Alert archive / Hawaii / Flash Flood Warnings in 2006

Flash Flood Warning 143, NWS Honolulu, HI

October 19, 2006Kalawao County, Hawaii

NWS Honolulu, HI issued this flash flood warning at Oct 19, 2006, 2:55 PM HST for Kalawao 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: Oct 19, 2006, 2:55 PM HST (00:55 UTC)
Expired: Oct 19, 2006, 6:00 PM HST
In force: 3 hr
Issued by: NWS Honolulu, HI
Area: Counties, with a storm outline in the text

County Kalawao County, HI

The nearest sounding before it

Hilo, (PITO), launched 00:00Z, 0.9 hours before the alert went out and 261 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1552 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 701 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 85 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.6

Open this sounding in Storm Lab

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 Oct 19, 9:55 AM HST, 5 hours earlier.

Area forecast discussion, Oct 19, 9:55 AM HST, 5 hours before

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In the hours before

Local storm report, Oct 19, 9:49 AM HST, 5 hours 6 minutes before

<!doctype html>
<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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</body>
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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 19, 3:00 PM HST	High Surf Advisory	HFO	Hawaii, Honolulu, Kauai, Kalawao	49 hr
Oct 19, 5:51 PM HST	Marine Weather Statement	HFO		2 hr
Oct 19, 10:30 PM HST	Flash Flood Warning	HFO	Hawaii	3 hr
Oct 19, 11:31 PM HST	Marine Weather Statement	HFO		5 hr
Oct 20, 1:15 AM HST	Flash Flood Warning	HFO	Hawaii	3 hr
Oct 20, 4:20 AM HST	Flash Flood Warning	HFO	Hawaii	3 hr
Oct 20, 4:35 AM HST	Special Marine Warning	HFO		115 min
Oct 20, 5:05 AM HST	Marine Weather Statement	HFO		11 hr
Oct 20, 6:55 AM HST	Special Marine Warning	HFO		2 hr

Nearby

Flash Flood Warnings in Hawaii, 2006 Every flash flood warning in 2006

Sources

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