Alert archive / Texas / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 382, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Aug 30, 2019, 7:33 PM CDT for Dallam County, Texas; Cimarron County, Oklahoma. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 30, 2019, 7:33 PM CDT (00:33 UTC)
- Expired
- Aug 30, 2019, 8:30 PM CDT
- In force
- 57 min
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Cimarron County, OK, Dallam County, TX
The radar
The Amarillo radar (KAMA), 162 km from the middle of the area, began a volume at 00:34 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
Amarillo Airport, TX (KAMA), launched 00:00Z, 0.6 hours before the alert went out and 162 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
- 1467 J/kg
- Mixed-layer CIN
- -148 J/kg
- Mixed-layer LCL
- 1619 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 331 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 14.7
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 30, 7:11 PM CDT, 22 minutes before
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</html>The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 8:29 PM CDT | Severe Thunderstorm Warning | AMA | Dallam | 39 min |
| Aug 30, 8:53 PM CDT | Special Weather Statement | AMA | Hartley | 52 min |
| Aug 31, 12:26 AM CDT | Special Weather Statement | AMA | Deaf Smith | 34 min |
| Aug 31, 5:51 PM CDT | Special Weather Statement | AMA | Dallam | 54 min |
| Aug 30, 7:11 PM CDT | Special Weather Statement | AMA | Cimarron | 64 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2019Severe Thunderstorm Warnings in Oklahoma, 2019Every severe thunderstorm warning in 2019
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.