Alert archive / Ohio / Flash Flood Warnings in 1996

Flash Flood Warning 60, NWS Wilmington, OH

May 11, 1996Delaware County, Union County, Ohio

NWS Wilmington, OH issued this flash flood warning at May 11, 1996, 5:44 PM EDT for Delaware County, Union County, Ohio. It was in force for 6 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: May 11, 1996, 5:44 PM EDT (21:44 UTC)
Expired: May 12, 1996, 12:00 AM EDT
In force: 6 hr
Issued by: NWS Wilmington, OH
Area: Whole counties

Counties Delaware County, OH, Union County, OH

The radar

The Cincinnati radar (KILN), 111 km from the middle of the area, began a volume at 21:46 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 nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.7 hours before the alert went out and 109 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: 156 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 537 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Wilmington, OH wrote its last area forecast discussion before this flash flood warning went out at May 11, 3:02 PM EDT, 2 hours 42 minutes earlier.

Area forecast discussion, May 11, 3:02 PM EDT, 2 hours 42 minutes before

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In the hours before

Special weather statement, May 11, 3:56 PM EDT, 1 hour 48 minutes before

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<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 Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 11, 2:35 AM EDT	Flash Flood Warning	ILN	Hamilton	3 hr
May 11, 2:35 AM EDT	Flash Flood Warning	ILN	Clinton, Warren	3 hr
May 11, 5:40 AM EDT	Flash Flood Warning	ILN	Hamilton, Warren	80 min
May 11, 5:44 PM EDT	Flash Flood Warning	ILN	Champaign	6 hr
May 11, 12:52 AM EDT	Flash Flood Warning	ILN	Carroll, Owen	3 hr
May 11, 1:20 AM EDT	Flash Flood Warning	ILN	Gallatin	3 hr

Nearby

Flash Flood Warnings in Ohio, 1996 Every flash flood warning in 1996

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; radar from the NEXRAD Level II archive.