Alert archive / New Mexico / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 164, NWS El Paso, TX

October 18, 2015Grant County, Sierra County, New Mexico

NWS El Paso, TX issued this severe thunderstorm warning at Oct 18, 2015, 9:37 PM MDT for Grant County, Sierra County, New Mexico. It was in force for 53 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: Oct 18, 2015, 9:37 PM MDT (03:37 UTC)
Expired: Oct 18, 2015, 10:30 PM MDT
In force: 53 min
Issued by: NWS El Paso, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Grant County, NM, Sierra County, NM

The radar

The El Paso radar (KEPZ), 156 km from the middle of the area, began a volume at 03:37 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

Tuscon, AZ (KDMA), launched 00:00Z, 3.6 hours before the alert went out and 304 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: 1308 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 2227 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 112 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.8

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.

In the hours before

Special weather statement, Oct 18, 6:25 PM MDT, 3 hours 12 minutes before

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Special weather statement, Oct 18, 7:34 PM MDT, 2 hours 3 minutes before

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<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <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.
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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 El Paso, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 18, 6:25 PM MDT	Special Weather Statement	EPZ	Hidalgo	50 min
Oct 18, 7:34 PM MDT	Special Weather Statement	EPZ	Grant	56 min
Oct 18, 9:03 PM MDT	Severe Thunderstorm Warning	EPZ	Grant	57 min
Oct 18, 10:31 PM MDT	Special Weather Statement	EPZ	Sierra	59 min
Oct 19, 2:59 PM MDT	Special Weather Statement	EPZ	Luna	46 min
Oct 19, 3:24 PM MDT	Special Weather Statement	EPZ	Doña Ana	51 min
Oct 19, 3:47 PM MDT	Special Weather Statement	EPZ	Sierra	43 min
Oct 19, 3:49 PM MDT	Special Weather Statement	EPZ	Luna	41 min
Oct 19, 4:00 PM MDT	Special Weather Statement	EPZ	Doña Ana	45 min
Oct 19, 4:45 PM MDT	Special Weather Statement	EPZ	Doña Ana	45 min
Oct 19, 4:53 PM MDT	Special Weather Statement	EPZ	Doña Ana	52 min
Oct 19, 5:23 PM MDT	Special Weather Statement	EPZ	Doña Ana	37 min
Oct 19, 5:59 PM MDT	Special Weather Statement	EPZ	Doña Ana	46 min

Nearby

Severe Thunderstorm Warnings in New Mexico, 2015 Every severe thunderstorm warning in 2015

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.