Alert archive / Texas / Mesoscale Discussions in 2017
Mesoscale Discussion 672
The Storm Prediction Center issued this mesoscale discussion at May 9, 2017, 5:12 PM MDT for 8 counties in New Mexico; 13 counties in Texas. It was in force for 93 min.
The area
The outline as issued.
The facts
- Issued
- May 9, 2017, 5:12 PM MDT (23:12 UTC)
- Expired
- May 9, 2017, 6:45 PM MDT
- In force
- 93 min
- Issued by
- the Storm Prediction Center
All 21 counties
Chaves County, NM, Curry County, NM, De Baca County, NM, Guadalupe County, NM, Harding County, NM, Lea County, NM, Quay County, NM, Roosevelt County, NM, Andrews County, TX, Bailey County, TX, Castro County, TX, Cochran County, TX, Deaf Smith County, TX, Gaines County, TX, Hockley County, TX, Lamb County, TX, Parmer County, TX, Terry County, TX, Ward County, TX, Winkler County, TX, Yoakum County, TX
The radar
The Cannon AFB radar (KFDX), 111 km from the middle of the area, began a volume at 23:16 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
Midland Regional, TX (KMAF), launched 12:00Z, 11.2 hours before the alert went out and 223 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.
- Mixed-layer CAPE
- 374 J/kg
- Mixed-layer CIN
- -321 J/kg
- Mixed-layer LCL
- 831 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 173 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
<!doctype html>
<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.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 6:30 PM MDT | Mesoscale Discussion | SPC | Chaves, Colfax, Curry, De Baca, Eddy, Guadalupe and 10 more | 2 hr |
| May 8, 10:26 PM MDT | Mesoscale Discussion | SPC | Chaves, Colfax, Curry, De Baca, Eddy, Guadalupe and 9 more | 64 min |
| May 9, 9:55 AM MDT | Mesoscale Discussion | SPC | Colfax, Lincoln, Los Alamos, Mora, San Miguel, Santa Fe and 2 more | 3 hr |
| May 9, 11:15 AM MDT | Severe Thunderstorm Watch | SPC | Bernalillo, Colfax, De Baca, Guadalupe, Harding, Lincoln and 9 more | 9 hr |
| May 9, 1:16 PM MDT | Mesoscale Discussion | SPC | Chaves, Curry, De Baca, Eddy, Guadalupe, Harding and 5 more | 119 min |
| May 9, 2:23 PM MDT | Tornado Watch | SPC | Chaves, Curry, De Baca, Eddy, Guadalupe, Harding and 6 more | 8 hr |
| May 9, 5:24 PM MDT | Mesoscale Discussion | SPC | Colfax, Los Alamos, Mora, Rio Arriba, Sandoval, San Miguel and 3 more | 66 min |
Nearby
Mesoscale Discussions in Texas, 2017Mesoscale Discussions in New Mexico, 2017Every mesoscale discussion in 2017
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.