Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 420, NWS Jackson, MS

July 10, 1997Lauderdale County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jul 10, 1997, 10:51 AM CDT for Lauderdale County, Mississippi. It was in force for 29 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: Jul 10, 1997, 10:51 AM CDT (15:51 UTC)
Expired: Jul 10, 1997, 11:20 AM CDT
In force: 29 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Lauderdale County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 3.9 hours before the alert went out and 134 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: 1585 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 804 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 26 m²/s²
0-3 km storm-relative helicity: 33 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, Jul 10, 10:25 AM CDT, 26 minutes before

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Special weather statement, Jul 10, 10:30 AM CDT, 21 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.
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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 Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 9, 10:46 PM CDT	Severe Thunderstorm Warning	JAN	Grenada	44 min
Jul 9, 10:57 PM CDT	Tornado Warning	JAN	Grenada	33 min
Jul 9, 11:18 PM CDT	Severe Thunderstorm Warning	JAN	Carroll	42 min
Jul 10, 4:31 PM CDT	Severe Thunderstorm Warning	JAN	Scott	29 min
Jul 10, 4:54 PM CDT	Severe Thunderstorm Warning	JAN	Lamar	51 min
Jul 10, 5:14 PM CDT	Severe Thunderstorm Warning	JAN	Rankin	46 min
Jul 10, 5:52 PM CDT	Severe Thunderstorm Warning	JAN	Lawrence	53 min
Jul 10, 6:02 PM CDT	Severe Thunderstorm Warning	JAN	Rankin	43 min
Jul 10, 6:20 PM CDT	Flash Flood Warning	JAN	Montgomery	40 min
Jul 10, 6:20 PM CDT	Severe Thunderstorm Warning	JAN	Montgomery	40 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1997 Every severe thunderstorm warning in 1997

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.