Alert archive / Texas / Mesoscale Discussions in 2022
Mesoscale Discussion 397
The Storm Prediction Center issued this mesoscale discussion at Apr 4, 2022, 5:35 PM CDT for 7 counties in Oklahoma; 19 counties in Texas. It was in force for 85 min.
The area
The outline as issued.
The facts
- Issued
- Apr 4, 2022, 5:35 PM CDT (22:35 UTC)
- Expired
- Apr 4, 2022, 7:00 PM CDT
- In force
- 85 min
- Issued by
- the Storm Prediction Center
- Concerning
- Severe thunderstorm watch 91
All 26 counties
Carter County, OK, Comanche County, OK, Cotton County, OK, Garvin County, OK, Jefferson County, OK, Stephens County, OK, Tillman County, OK, Archer County, TX, Baylor County, TX, Brown County, TX, Callahan County, TX, Clay County, TX, Coleman County, TX, Comanche County, TX, Eastland County, TX, Erath County, TX, Jack County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Shackelford County, TX, Stephens County, TX, Throckmorton County, TX, Wichita County, TX, Wise County, TX, Young County, TX
The radar
The Dyess AFB radar (KDYX), 56 km from the middle of the area, began a volume at 22:35 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 12:00Z, 10.6 hours before the alert went out and 332 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
- 1296 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 189 m²/s²
- 0-3 km storm-relative helicity
- 252 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
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 |
|---|---|---|---|---|
| Apr 4, 12:29 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Choctaw, Coal, Comanche and 15 more | 91 min |
| Apr 4, 2:16 PM CDT | Mesoscale Discussion | SPC | Carter, Cotton, Jefferson, Love | 2 hr |
| Apr 4, 2:55 PM CDT | Severe Thunderstorm Watch | SPC | Carter, Comanche, Cotton, Jackson, Jefferson, Love and 2 more | 6 hr |
| Apr 4, 5:00 PM CDT | Mesoscale Discussion | SPC | Dimmit, Edwards, Kinney, Maverick, Real, Uvalde and 1 more | 2 hr |
| Apr 4, 6:25 PM CDT | Mesoscale Discussion | SPC | Bosque, Collin, Dallas, Delta, Ellis, Fannin and 15 more | 95 min |
Nearby
Mesoscale Discussions in Texas, 2022Mesoscale Discussions in Oklahoma, 2022Every mesoscale discussion in 2022
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.