Alert archive / Texas / Mesoscale Discussions in 2020
Mesoscale Discussion 566
The Storm Prediction Center issued this mesoscale discussion at May 11, 2020, 2:38 PM MDT for 6 counties in New Mexico; 26 counties in Texas. It was in force for 67 min.
The area
The outline as issued.
The facts
- Issued
- May 11, 2020, 2:38 PM MDT (20:38 UTC)
- Expired
- May 11, 2020, 3:45 PM MDT
- In force
- 67 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 60%
All 32 counties
Chaves County, NM, Curry County, NM, Eddy County, NM, Lea County, NM, Quay County, NM, Roosevelt County, NM, Andrews County, TX, Bailey County, TX, Brewster County, TX, Castro County, TX, Cochran County, TX, Crane County, TX, Dawson County, TX, Deaf Smith County, TX, Ector County, TX, Gaines County, TX, Hockley County, TX, Lamb County, TX, Loving County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Midland County, TX, Parmer County, TX, Pecos County, TX, Reeves County, TX, Terrell County, TX, Terry County, TX, Upton County, TX, Ward County, TX, Winkler County, TX, Yoakum County, TX
The radar
The Midland/Odessa radar (KMAF), 72 km from the middle of the area, began a volume at 20:40 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, 8.6 hours before the alert went out and 71 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, 4:31 PM MDT | Mesoscale Discussion | SPC | Curry, Quay | 119 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, 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.