Alert archive / Texas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 55, NWS Houston/Galveston, TX

February 16, 1998Matagorda County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Feb 16, 1998, 7:49 AM CST for Matagorda County, Texas. It was in force for 56 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: Feb 16, 1998, 7:49 AM CST (13:49 UTC)
Expired: Feb 16, 1998, 8:45 AM CST
In force: 56 min
Issued by: NWS Houston/Galveston, TX
Area: Whole counties

County Matagorda County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 1.8 hours before the alert went out and 176 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: 307 J/kg
Mixed-layer CIN: -265 J/kg
Mixed-layer LCL: 508 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 254 m²/s²
0-3 km storm-relative helicity: 384 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.2

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.

NWS Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 16, 2:42 AM CST, 5 hours 7 minutes earlier.

Area forecast discussion, Feb 16, 2:42 AM CST, 5 hours 7 minutes before

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In the hours before

Special weather statement, Feb 16, 3:15 AM CST, 4 hours 34 minutes before

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Special weather statement, Feb 16, 3:15 AM CST, 4 hours 34 minutes before

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Special weather statement, Feb 16, 4:08 AM CST, 3 hours 41 minutes before

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Special weather statement, Feb 16, 4:08 AM CST, 3 hours 41 minutes before

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<head>
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<body>
  <main class="wrap">
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 16, 6:18 AM CST	Severe Thunderstorm Warning	HGX	Jackson	57 min
Feb 16, 3:45 PM CST	Severe Thunderstorm Warning	HGX	Washington	60 min
Feb 16, 3:52 PM CST	Severe Thunderstorm Warning	HGX	Austin, Colorado	68 min
Feb 16, 4:43 PM CST	Severe Thunderstorm Warning	HGX	Waller	62 min
Feb 16, 4:53 PM CST	Severe Thunderstorm Warning	HGX	Fort Bend, Harris	62 min
Feb 16, 5:27 PM CST	Tornado Warning	HGX	Fort Bend	63 min
Feb 16, 5:29 PM CST	Severe Thunderstorm Warning	HGX	Brazoria, Matagorda	61 min
Feb 16, 5:39 PM CST	Tornado Warning	HGX	Brazoria	66 min
Feb 16, 5:44 PM CST	Severe Thunderstorm Warning	HGX	Harris	61 min

Nearby

Severe Thunderstorm Warnings in Texas, 1998 Every severe thunderstorm warning in 1998

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.