Alert archive / Texas / Mesoscale Discussions in 2013
Mesoscale Discussion 1507
The Storm Prediction Center issued this mesoscale discussion at Jul 24, 2013, 4:27 PM MDT for 10 counties in New Mexico; 23 counties in Texas. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 24, 2013, 4:27 PM MDT (22:27 UTC)
- Expired
- Jul 24, 2013, 6:30 PM MDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 33 counties
Colfax County, NM, Curry County, NM, De Baca County, NM, Guadalupe County, NM, Harding County, NM, Mora County, NM, Quay County, NM, Roosevelt County, NM, San Miguel County, NM, Union County, NM, Armstrong County, TX, Bailey County, TX, Briscoe County, TX, Castro County, TX, Cochran County, TX, Cottle County, TX, Crosby County, TX, Deaf Smith County, TX, Dickens County, TX, Floyd County, TX, Hale County, TX, Hall County, TX, Hartley County, TX, Hockley County, TX, King County, TX, Lamb County, TX, Lubbock County, TX, Motley County, TX, Oldham County, TX, Parmer County, TX, Potter County, TX, Randall County, TX, Swisher County, TX
The radar
The Cannon AFB radar (KFDX), 52 km from the middle of the area, began a volume at 22:27 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
Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 10.5 hours before the alert went out and 321 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
- 12 J/kg
- Mixed-layer CIN
- -310 J/kg
- Mixed-layer LCL
- 2337 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 6:50 PM MDT | Mesoscale Discussion | SPC | Hidalgo | 85 min |
| Jul 23, 11:26 PM MDT | Mesoscale Discussion | SPC | Delta, Franklin, Lamar, Red River, Titus | 64 min |
| Jul 24, 1:32 AM MDT | Mesoscale Discussion | SPC | Bowie, Camp, Cass, Collin, Delta, Fannin and 15 more | 88 min |
| Jul 24, 3:47 AM MDT | Mesoscale Discussion | SPC | Clay, Collin, Cooke, Denton, Grayson, Montague and 1 more | 58 min |
| Jul 24, 4:57 PM MDT | Mesoscale Discussion | SPC | Angelina, Hardin, Jasper, Newton, Orange, Polk and 3 more | 3 hr |
Nearby
Mesoscale Discussions in Texas, 2013Mesoscale Discussions in New Mexico, 2013Every mesoscale discussion in 2013
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.