Alert archive / Texas / Mesoscale Discussions in 2022
Mesoscale Discussion 162
The Storm Prediction Center issued this mesoscale discussion at Feb 21, 2022, 10:36 PM CST for Bryan County, Love County, Marshall County, Oklahoma; 18 counties in Texas. It was in force for 114 min.
The area
The outline as issued.
The facts
- Issued
- Feb 21, 2022, 10:36 PM CST (04:36 UTC)
- Expired
- Feb 22, 2022, 12:30 AM CST
- In force
- 114 min
- Issued by
- the Storm Prediction Center
- Concerning
- Severe thunderstorm watch 23
All 21 counties
Bryan County, OK, Love County, OK, Marshall County, OK, Callahan County, TX, Coleman County, TX, Collin County, TX, Cooke County, TX, Dallas County, TX, Denton County, TX, Eastland County, TX, Erath County, TX, Fannin County, TX, Grayson County, TX, Hood County, TX, Jack County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Stephens County, TX, Tarrant County, TX, Wise County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 80 km from the middle of the area, began a volume at 04:40 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 nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 4.6 hours before the alert went out and 65 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
- 992 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 1589 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.8
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 |
|---|---|---|---|---|
| Feb 21, 6:41 PM CST | Mesoscale Discussion | SPC | Adair, Atoka, Bryan, Carter, Cherokee, Choctaw and 18 more | 3 hr |
| Feb 21, 7:22 PM CST | Severe Thunderstorm Watch | SPC | Atoka, Bryan, Carter, Coal, Cotton, Garvin and 9 more | 7 hr |
| Feb 21, 8:49 PM CST | Tornado Watch | SPC | Adair, Cherokee, Choctaw, Haskell, Latimer, LeFlore and 6 more | 7 hr |
| Feb 21, 11:37 PM CST | Mesoscale Discussion | SPC | Choctaw, LeFlore, McCurtain, Pushmataha | 113 min |
| Feb 22, 1:36 AM CST | Mesoscale Discussion | SPC | LeFlore, McCurtain | 84 min |
| Feb 22, 12:55 AM CST | Mesoscale Discussion | SPC | Callahan, Denton, Eastland, Fannin, Grayson, Palo Pinto and 2 more | 65 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.