Alert archive / Texas / Mesoscale Discussions in 2005

Mesoscale Discussion 1084

May 30, 20055 states

The Storm Prediction Center issued this mesoscale discussion at May 30, 2005, 10:45 PM MDT for 5 states. It was in force for 60 min.

The area

The outline as issued.

The facts

Issued
May 30, 2005, 10:45 PM MDT (04:45 UTC)
Expired
May 30, 2005, 11:45 PM MDT
In force
60 min
Issued by
the Storm Prediction Center
All 33 counties

Baca County, CO, Kiowa County, CO, Lincoln County, CO, Prowers County, CO, Grant County, KS, Hamilton County, KS, Kearny County, KS, Morton County, KS, Stanton County, KS, Stevens County, KS, Chaves County, NM, Curry County, NM, Roosevelt County, NM, Cimarron County, OK, Texas County, OK, Bailey County, TX, Castro County, TX, Cochran County, TX, Dallam County, TX, Deaf Smith County, TX, Hale County, TX, Hartley County, TX, Hockley County, TX, Lamb County, TX, Moore County, TX, Oldham County, TX, Parmer County, TX, Potter County, TX, Randall County, TX, Sherman County, TX, Swisher County, TX, Terry County, TX, Yoakum County, TX

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 4.8 hours before the alert went out and 159 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 2005-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 172 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 2005-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.193958Sfc1 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
172 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
1609 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

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
May 30, 7:57 PM MDTMesoscale DiscussionSPCAdams, Arapahoe, Elbert, El Paso, Lincoln, Morgan and 2 more63 min
May 30, 8:15 PM MDTSevere Thunderstorm WatchSPCBaca, Prowers6 hr
May 31, 12:32 AM MDTMesoscale DiscussionSPCBaca, Prowers88 min
May 31, 12:02 PM MDTMesoscale DiscussionSPCButler, Chase, Clay, Cowley, Dickinson, Geary and 18 more118 min
May 30, 8:49 PM MDTMesoscale DiscussionSPCChaves, Curry, De Baca, Guadalupe, Quay, Roosevelt86 min
May 31, 12:05 PM MDTMesoscale DiscussionSPCCurry, De Baca, Harding, Lea, Quay, Roosevelt115 min
May 31, 12:40 PM MDTTornado WatchSPCColfax, Curry, De Baca, Harding, Quay, Roosevelt8 hr
May 31, 2:50 PM MDTMesoscale DiscussionSPCColfax, Curry, De Baca, Harding, Quay, Roosevelt115 min
May 31, 5:44 PM MDTMesoscale DiscussionSPCColfax, Curry, De Baca, Harding, Quay, Roosevelt2 hr
May 31, 3:30 PM MDTSevere Thunderstorm WatchSPCBeckham, Caddo, Carter, Cleveland, Comanche, Cotton and 14 more8 hr
May 31, 5:46 PM MDTMesoscale DiscussionSPCCaddo, Carter, Cleveland, Comanche, Cotton, Garvin and 13 more89 min
May 31, 1:40 AM MDTSevere Thunderstorm WatchSPCBailey, Borden, Briscoe, Castro, Cochran, Crosby and 18 more4 hr
May 31, 4:33 AM MDTMesoscale DiscussionSPCBailey, Borden, Briscoe, Castro, Cochran, Crosby and 18 more87 min
May 31, 4:33 PM MDTMesoscale DiscussionSPCBorden, Coke, Coleman, Concho, Crockett, Dawson and 20 more87 min

Nearby

Mesoscale Discussions in Texas, 2005Mesoscale Discussions in Kansas, 2005Mesoscale Discussions in Colorado, 2005Every mesoscale discussion in 2005

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.