Alert archive / Texas / Tornado Warnings in 2004
Tornado Warning 13, NWS Amarillo, TX
NWS Amarillo, TX issued this tornado warning at Jun 21, 2004, 9:33 PM CDT for Potter County, Texas. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 21, 2004, 9:33 PM CDT (02:33 UTC)
- Expired
- Jun 21, 2004, 10:00 PM CDT
- In force
- 27 min
- Issued by
- NWS Amarillo, TX
- Area
- Counties, with a storm outline in the text
County Potter County, TX
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 21, 8:05 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 2.6 hours before the alert went out and 32 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
- 2119 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 1225 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.7
The text
As transmitted, in the capitals the NWS used until 2016.
551 WFUS54 KAMA 220233 TORAMA TXC375-220300- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE AMARILLO TX 933 PM CDT MON JUN 21 2004 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * TORNADO WARNING FOR... POTTER COUNTY IN THE PANHANDLE OF TEXAS * UNTIL 1000 PM CDT * AT 933 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE MOST DANGEROUS PORTION OF THE STORM WAS LOCATED 9 MILES SOUTH OF VALLEY DE ORO... OR ABOUT 15 MILES NORTHWEST OF AMARILLO...MOVING SOUTHEAST AT 40 MPH. * SOME LOCATIONS AFFECTED BY THE STORM INCLUDE... AMARILLO AND VALLEY DE ORO TORNADOES AT NIGHT ARE ESPECIALLY DANGEROUS. DO NOT WAIT UNTIL YOU SEE OR HEAR THE TORNADO-IT MAY BE TOO LATE. TAKE COVER NOW A TORNADO MAY FORM AT ANY TIME-TAKE COVER NOW ABANDON MOBILE HOMES AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS. LAT...LON 3561 10215 3519 10214 3519 10165 3546 10176 $$
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 7:27 PM CDT | Tornado Warning | AMA | Randall | 63 min |
| Jun 21, 7:30 PM CDT | Tornado Warning | AMA | Potter | 60 min |
| Jun 21, 7:43 PM CDT | Severe Thunderstorm Warning | AMA | Moore | 62 min |
| Jun 21, 7:48 PM CDT | Severe Thunderstorm Warning | AMA | Hartley | 57 min |
| Jun 21, 8:01 PM CDT | Flash Flood Warning | AMA | Potter, Randall | 3 hr |
| Jun 21, 8:27 PM CDT | Tornado Warning | AMA | Randall | 63 min |
| Jun 21, 8:33 PM CDT | Severe Thunderstorm Warning | AMA | Hutchinson | 87 min |
| Jun 21, 8:36 PM CDT | Severe Thunderstorm Warning | AMA | Oldham | 39 min |
| Jun 21, 8:50 PM CDT | Tornado Warning | AMA | Oldham | 40 min |
| Jun 21, 8:51 PM CDT | Severe Thunderstorm Warning | AMA | Sherman | 84 min |
| Jun 21, 8:53 PM CDT | Severe Thunderstorm Warning | AMA | Moore | 97 min |
| Jun 21, 9:00 PM CDT | Severe Thunderstorm Warning | AMA | Armstrong | 60 min |
| Jun 21, 9:18 PM CDT | Severe Thunderstorm Warning | AMA | Potter | 42 min |
| Jun 21, 9:36 PM CDT | Severe Thunderstorm Warning | AMA | Lipscomb | 54 min |
| Jun 21, 9:47 PM CDT | Severe Thunderstorm Warning | AMA | Carson | 73 min |
| Jun 21, 9:59 PM CDT | Severe Thunderstorm Warning | AMA | Potter | 31 min |
| Jun 21, 9:59 PM CDT | Severe Thunderstorm Warning | AMA | Gray | 91 min |
| Jun 21, 10:13 PM CDT | Flash Flood Warning | AMA | Hartley | 3 hr |
| Jun 21, 10:14 PM CDT | Severe Thunderstorm Warning | AMA | Armstrong | 46 min |
Nearby
Tornado Warnings in Texas, 2004Every tornado warning in 2004Tornadoes in 2004
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.