Alert archive / Texas / Mesoscale Discussions in 2014

Mesoscale Discussion 844

June 5, 20147 counties in New Mexico; Cimarron County, Texas County, Oklahoma; 20 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2014, 6:54 PM MDT for 7 counties in New Mexico; Cimarron County, Texas County, Oklahoma; 20 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jun 5, 2014, 6:54 PM MDT (00:54 UTC)
Expired
Jun 5, 2014, 9:00 PM MDT
In force
2 hr
Issued by
the Storm Prediction Center
Chance of a watch
95%
All 29 counties

Curry County, NM, De Baca County, NM, Guadalupe County, NM, Harding County, NM, Quay County, NM, Roosevelt County, NM, San Miguel County, NM, Cimarron County, OK, Texas County, OK, Bailey County, TX, Carson County, TX, Castro County, TX, Cochran County, TX, Dallam County, TX, Deaf Smith County, TX, Hale County, TX, Hansford County, TX, Hartley County, TX, Hockley County, TX, Hutchinson County, TX, Lamb County, TX, Lubbock County, TX, Moore County, TX, Oldham County, TX, Parmer County, TX, Potter County, TX, Randall County, TX, Sherman County, TX, Swisher County, TX

The radar

The Cannon AFB radar (KFDX), 59 km from the middle of the area, began a volume at 00:54 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.9 hours before the alert went out and 132 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-pSkew-T log-p diagram, Amarillo Airport, TX at 00:00Z on 2014-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1725 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 2014-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
1725 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
2198 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 6:37 PM MDTMesoscale DiscussionSPCColfax, Union113 min
Jun 5, 10:49 PM MDTMesoscale DiscussionSPCCurry, Harding, Quay, Union116 min
Jun 6, 12:51 PM MDTMesoscale DiscussionSPCColfax, Curry, De Baca, Guadalupe, Harding, Mora and 3 more114 min
Jun 6, 2:23 PM MDTMesoscale DiscussionSPCCurry, Guadalupe, Harding, Mora, Quay, San Miguel and 1 more67 min
Jun 6, 2:43 PM MDTTornado WatchSPCColfax, Curry, De Baca, Guadalupe, Harding, Mora and 4 more6 hr
Jun 6, 4:07 PM MDTMesoscale DiscussionSPCChaves, Eddy, Lea113 min
Jun 6, 5:25 PM MDTMesoscale DiscussionSPCCurry95 min
Jun 5, 8:14 PM MDTMesoscale DiscussionSPCCraig, Delaware, Grant, Kay, Noble, Nowata and 3 more3 hr
Jun 5, 8:36 PM MDTSevere Thunderstorm WatchSPCAdair, Alfalfa, Cherokee, Craig, Creek, Delaware and 15 more7 hr
Jun 6, 12:17 AM MDTMesoscale DiscussionSPCBeckham, Blaine, Caddo, Canadian, Carter, Cleveland and 28 more88 min
Jun 6, 12:43 AM MDTSevere Thunderstorm WatchSPCAlfalfa, Beaver, Beckham, Blaine, Caddo, Canadian and 27 more6 hr
Jun 6, 3:05 AM MDTMesoscale DiscussionSPCAdair, Beckham, Blaine, Caddo, Canadian, Cherokee and 39 more115 min
Jun 6, 4:47 AM MDTMesoscale DiscussionSPCBeaver, Beckham, Blaine, Caddo, Canadian, Comanche and 13 more88 min
Jun 6, 6:02 AM MDTSevere Thunderstorm WatchSPCAdair, Atoka, Bryan, Carter, Cherokee, Choctaw and 30 more5 hr
Jun 6, 8:52 AM MDTMesoscale DiscussionSPCLeFlore, McCurtain53 min
Jun 6, 9:18 AM MDTSevere Thunderstorm WatchSPCMcCurtain5 hr
Jun 6, 12:29 PM MDTMesoscale DiscussionSPCAlfalfa, Beaver, Grant, Harper, Major, Woods and 1 more3 hr
Jun 6, 5:44 PM MDTTornado WatchSPCBeaver, Cimarron, Texas6 hr

Nearby

Mesoscale Discussions in Texas, 2014Mesoscale Discussions in New Mexico, 2014Mesoscale Discussions in Oklahoma, 2014Every mesoscale discussion in 2014

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.