Alert archive / Texas / Mesoscale Discussions in 2025

Mesoscale Discussion 1018

May 27, 2025Eddy County, Lea County, New Mexico; 22 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 27, 2025, 8:57 PM MDT for Eddy County, Lea County, New Mexico; 22 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
May 27, 2025, 8:57 PM MDT (02:57 UTC)
Expired
May 27, 2025, 11:00 PM MDT
In force
2 hr
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 338
All 24 counties

Eddy County, NM, Lea County, NM, Andrews County, TX, Coke County, TX, Concho County, TX, Crane County, TX, Crockett County, TX, Ector County, TX, Glasscock County, TX, Irion County, TX, Kimble County, TX, Loving County, TX, Martin County, TX, Menard County, TX, Midland County, TX, Reagan County, TX, Reeves County, TX, Schleicher County, TX, Sterling County, TX, Sutton County, TX, Tom Green County, TX, Upton County, TX, Ward County, TX, Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 35 km from the middle of the area, began a volume at 03:01 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 00:00Z, 3.0 hours before the alert went out and 36 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, Midland Regional, TX at 00:00Z on 2025-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1835 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, Midland Regional, TX at 00:00Z on 2025-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 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
1835 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1674 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
0.2
Supercell composite
3.3

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 28, 11:53 AM MDTMesoscale DiscussionSPCColfax, Harding, Union3 hr
May 28, 1:04 PM MDTSevere Thunderstorm WatchSPCColfax, Harding, Union7 hr
May 27, 6:41 PM MDTMesoscale DiscussionSPCBrewster, Crane, Crockett, Ector, Loving, Midland and 8 more64 min
May 27, 10:26 PM MDTMesoscale DiscussionSPCBrooks, Dimmit, Duval, Jim Hogg, Jim Wells, Kleberg and 4 more2 hr
May 27, 10:38 PM MDTMesoscale DiscussionSPCBrooks, Dimmit, Duval, Jim Hogg, Jim Wells, Kleberg and 4 more2 hr
May 27, 11:44 PM MDTSevere Thunderstorm WatchSPCBee, Brooks, Cameron, Dimmit, Duval, Hidalgo and 16 more7 hr
May 28, 2:37 AM MDTMesoscale DiscussionSPCBandera, Bexar, Caldwell, Comal, Gonzales, Guadalupe and 4 more83 min
May 28, 11:20 AM MDTMesoscale DiscussionSPCBell, Blanco, Brown, Burnet, Callahan, Coleman and 21 more115 min
May 28, 1:15 PM MDTTornado WatchSPCHansford, Hemphill, Hutchinson, Lipscomb, Ochiltree, Roberts8 hr
May 28, 1:43 PM MDTSevere Thunderstorm WatchSPCBastrop, Bell, Blanco, Bosque, Brown, Burnet and 35 more7 hr
May 28, 2:38 PM MDTMesoscale DiscussionSPCBrewster, Jeff Davis, Pecos, Presidio, Reeves, Ward97 min
May 28, 2:58 PM MDTMesoscale DiscussionSPCBell, Bosque, Brown, Burnet, Callahan, Coleman and 20 more92 min
May 28, 5:26 PM MDTMesoscale DiscussionSPCBell, Blanco, Brown, Burnet, Coleman, Concho and 9 more94 min

Nearby

Mesoscale Discussions in Texas, 2025Mesoscale Discussions in New Mexico, 2025Every mesoscale discussion in 2025

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.