Alert archive / Indiana / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 138, NWS Indianapolis, IN

June 25, 1994Parke County, Vermillion County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 25, 1994, 11:33 PM EST for Parke County, Vermillion County, Indiana. It was in force for 42 min.

The area

The counties it named.

The facts

Issued: Jun 25, 1994, 11:33 PM EST (04:33 UTC)
Expired: Jun 26, 1994, 12:15 AM EST
In force: 42 min
Issued by: NWS Indianapolis, IN
Area: Whole counties

Counties Parke County, IN, Vermillion County, IN

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 4.6 hours before the alert went out and 327 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: 1670 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 1533 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 4.3

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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 25, 11:20 PM EST, 13 minutes before

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Special weather statement, Jun 25, 11:22 PM EST, 11 minutes before

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  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
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</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.
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      <p id="message2">
        Please try again in a few minutes.
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The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 26, 3:39 PM EST	Severe Thunderstorm Warning	IND	Marion	36 min
Jun 26, 3:48 PM EST	Severe Thunderstorm Warning	IND	Hendricks	42 min
Jun 26, 4:15 PM EST	Severe Thunderstorm Warning	IND	Marion	30 min
Jun 26, 4:28 PM EST	Severe Thunderstorm Warning	IND	Owen	47 min
Jun 26, 4:53 PM EST	Severe Thunderstorm Warning	IND	Bartholomew, Brown	52 min
Jun 26, 4:53 PM EST	Severe Thunderstorm Warning	IND	Decatur	52 min
Jun 26, 6:15 PM EST	Severe Thunderstorm Warning	IND	Jackson, Jennings	30 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1994 Every severe thunderstorm warning in 1994

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.