Alert archive / Texas / Mesoscale Discussions in 2020
Mesoscale Discussion 567
The Storm Prediction Center issued this mesoscale discussion at May 11, 2020, 4:31 PM MDT for Curry County, Quay County, New Mexico; Cimarron County, Oklahoma; 38 counties in Texas. It was in force for 119 min.
The area
The outline as issued.
The facts
- Issued
- May 11, 2020, 4:31 PM MDT (22:31 UTC)
- Expired
- May 11, 2020, 6:30 PM MDT
- In force
- 119 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 60%
All 41 counties
Curry County, NM, Quay County, NM, Cimarron County, OK, Armstrong County, TX, Bailey County, TX, Briscoe County, TX, Carson County, TX, Castro County, TX, Childress County, TX, Cochran County, TX, Collingsworth County, TX, Cottle County, TX, Crosby County, TX, Dallam County, TX, Deaf Smith County, TX, Dickens County, TX, Donley County, TX, Floyd County, TX, Garza County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hansford County, TX, Hartley County, TX, Hockley County, TX, Hutchinson County, TX, Kent County, TX, King County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Moore County, TX, Motley County, TX, Oldham County, TX, Parmer County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX, Swisher County, TX, Terry County, TX
The radar
The Amarillo radar (KAMA), 47 km from the middle of the area, began a volume at 22:33 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 10.5 hours before the alert went out and 331 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1311 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 232 m²/s²
- 0-3 km storm-relative helicity
- 248 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 11, 2:38 PM MDT | Mesoscale Discussion | SPC | Chaves, Curry, Eddy, Lea, Quay, Roosevelt | 67 min |
| May 11, 4:35 PM MDT | Severe Thunderstorm Watch | SPC | Eddy, Lea | 6 hr |
| May 11, 5:18 PM MDT | Mesoscale Discussion | SPC | Eddy, Lea | 87 min |
| May 11, 5:42 PM MDT | Severe Thunderstorm Watch | SPC | Chaves, Curry, Roosevelt | 5 hr |
Nearby
Mesoscale Discussions in Texas, 2020Mesoscale Discussions in New Mexico, 2020Mesoscale Discussions in Oklahoma, 2020Every mesoscale discussion in 2020
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.