Alert archive / Colorado / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 19, NWS Denver/Boulder, CO

June 13, 1992Morgan County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 13, 1992, 8:31 PM MDT for Morgan County, Colorado. It was in force for 29 min.

The area

The counties it named.

The facts

Issued: Jun 13, 1992, 8:31 PM MDT (02:31 UTC)
Expired: Jun 13, 1992, 9:00 PM MDT
In force: 29 min
Issued by: NWS Denver/Boulder, CO
Area: Whole counties

County Morgan County, CO

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 2.5 hours before the alert went out and 66 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 3070 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 154 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 13, 6:17 PM MDT, 2 hours 14 minutes before

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Special weather statement, Jun 13, 6:51 PM MDT, 1 hour 40 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.
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      <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 Denver/Boulder, CO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 13, 7:40 PM MDT	Severe Thunderstorm Warning	BOU	Morgan, Weld	35 min
Jun 13, 8:03 PM MDT	Severe Thunderstorm Warning	BOU	Morgan	27 min
Jun 13, 9:16 PM MDT	Severe Thunderstorm Warning	BOU	Morgan	29 min
Jun 13, 10:46 PM MDT	Severe Thunderstorm Warning	BOU	Morgan	24 min
Jun 13, 11:17 PM MDT	Severe Thunderstorm Warning	BOU	Adams, Arapahoe, Washington	43 min
Jun 14, 3:14 PM MDT	Severe Thunderstorm Warning	BOU	Boulder, Jefferson	31 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1992 Every severe thunderstorm warning in 1992

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.