Alert archive / Michigan / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 20, NWS Marquette, MI

June 8, 2004Schoolcraft County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jun 8, 2004, 4:53 PM EDT for Schoolcraft County, Michigan. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 8, 2004, 4:53 PM EDT (20:53 UTC)
Expired: Jun 8, 2004, 5:30 PM EDT
In force: 37 min
Issued by: NWS Marquette, MI
Area: Whole counties

County Schoolcraft County, MI

The radar

The Marquette radar (KMQT), 119 km from the middle of the area, began a volume at 20:54 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.9 hours before the alert went out and 230 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: 1411 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 863 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 58 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

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.

NWS Marquette, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 8, 11:05 AM EDT, 5 hours 48 minutes earlier.

Area forecast discussion, Jun 8, 11:05 AM EDT, 5 hours 48 minutes before

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Hazardous weather outlook, Jun 8, 4:34 PM EDT, 19 minutes before

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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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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The office that day

Everything else NWS Marquette, MI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 7, 8:00 PM EDT	Special Marine Warning	MQT		90 min
Jun 7, 8:32 PM EDT	Severe Thunderstorm Warning	MQT	Keweenaw	58 min
Jun 8, 6:10 AM EDT	Special Marine Warning	MQT		80 min
Jun 8, 6:48 AM EDT	Special Marine Warning	MQT		87 min
Jun 8, 6:48 AM EDT	Special Marine Warning	MQT		87 min
Jun 8, 5:04 PM EDT	Severe Thunderstorm Warning	MQT	Luce	56 min
Jun 8, 5:41 PM EDT	Severe Thunderstorm Warning	MQT	Luce	19 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2004 Every severe thunderstorm warning in 2004

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.