Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 164, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Oct 23, 2000, 3:08 PM CDT for Deaf Smith County, Texas. It was in force for 37 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Oct 23, 2000, 3:08 PM CDT (20:08 UTC)
- Expired
- Oct 23, 2000, 3:45 PM CDT
- In force
- 37 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Deaf Smith County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 23, 3:15 PM CDT | Hail 1.5 | Hereford, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 23, 12:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 12:00Z, 8.1 hours before the alert went out and 107 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
- 775 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 619 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KAMA 232008 SVRAMA TXC117-232045- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AMARILLO TX 308 PM CDT MON OCT 23 2000 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN DEAF SMITH COUNTY IN THE TEXAS PANHANDLE * UNTIL 345 PM CDT * AT 308 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 2 MILES SOUTHEAST OF BOOTLEG...OR ABOUT 22 MILES WEST OF HEREFORD...MOVING NORTH AT 25 MPH. * SOME LOCATIONS AFFECTED BY THE STORM INCLUDE... BOOTLEG AND SIMMS LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER. VERY SMALL...BRIEF...BUT DANGEROUS TORNADOES ARE POSSIBLE WITH THIS STORM. STAY INDOORS AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LAT...LON 3480 10301 3479 10252 3519 10256 3518 10302
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.
NWS Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 23, 3:04 PM CDT, 4 minutes earlier.
Area forecast discussion, Oct 23, 3:04 PM CDT, 4 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 304 PM CDT MON OCT 23 2000 BUSY DAY WITH TOR WARNING ISSUED FOR AMA AND SIRENS WAILING OUTSIDE THE OFFICE. LITTLE TIME FOR MUCH OF A DISCUSSION. IN BRIEF...LATEST SFC ANLYS PLACED BNDRY FROM JUST N OF CVS TO AMA TO GAG. BNDRY HAS MOVED LTL OVER THE PAST FEW HOURS. TORNADO/FUNNEL CLOUD REPORTS AND 88D MESOS COINCIDE WITH THE LOCATION OF THE BNDRY. FOR THE NEXT SEVERAL HOURS...WILL CONT TO WATCH CLOSELY STORM DVLPMT NEAR THE BNDRY. STLT WATER VAPOR LOOP SHOWS THAT UPR LOW IS MOVG NWD ACRS AZ ATTM. EXPECT LOW TO CONT TO LIFT AND WEAKEN AS UPSTREAM KICKER MOVES SWD ALONG THE WEST COAST. SHRTWVS...VERY DEEP MOISTURE...UPR DIFFLUENCE...AND ISENTROPIC LIFT WILL COME TOGETHER TNGT THRU TUE NIGHT FOR WHAT COULD BE A WIDESPREAD HEAVY RAIN EVENT FOR THE PNHDLS. SOME AREAS IN THE WRN ZONES RECEIVED HVY RNFL LAST SAT AND AGAIN THIS AFTN AND FLASH FLOOD GUIDANCE NOW FAIRLY LOW. WITH MORE HVY RAIN A GOOD BET TNGT...DECIDED TO ISSUE A FLASH FLOOD WATCH. THE WATCH WILL BE GENERALLY WEST OF A LINE FROM AMARILLO TO GUYMON. HOW FAST LOW EJECTS WILL DETERMINE WHEN PCPN TAPERS OFF. CURRENT THINKING IS RAIN CHANCES WILL RMN HIGH UNTIL TUE NITE AND THEN TAPER FROM WEST TO EAST ON WED. .AMA... TX...FLASH FLOOD WATCH ZONES 1 2 6 7 11 12 16 17. OK...FLASH FLOOD WATCH ZONES 1 2. SP
In the hours before
Special weather statement, Oct 23, 9:47 AM CDT, 5 hours 21 minutes before
OKZ001>003-231800- RED FLAG FIRE ALERT NATIONAL WEATHER SERVICE AMARILLO TX 947 AM CDT MON OCT 23 2000 ...THE RED FLAG FIRE ALERT FOR THE ENTIRE OKLAHOMA PANHANDLE HAS BEEN CANCELED... DUE TO THE RECENT SOAKING RAINS...THE OKLAHOMA FORESTRY SERVICES AND THE GOVERNOR OF OKLAHOMA HAS CANCELED THE RED FLAG FIRE ALERT FOR THE ENTIRE OKLAHOMA PANHANDLE. FURTHERMORE...THE BAN ON ALL OUTDOOR BURNING HAS BEEN LIFTED. THE NATIONAL WEAT+HER SERVICE WILL REMAIN IN CONTACT WITH THE OKLAHOMA FORESTRY SERVICES...AND KEEP YOU UPDATED ON ANY FUTURE FIRE ALERTS. JH
Special weather statement, Oct 23, 11:40 AM CDT, 3 hours 28 minutes before
OKZ001>003-TXZ001>020-232300- TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE AMARILLO TX 1140 AM CDT MON OCT 23 2000 THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS ACROSS THE SOUTHERN TEXAS PANHANDLE. MOISTURE IS IN ABUNDANT SUPPLY ACROSS THE TEXAS PANHANDLE AND THE DYNAMICS OF THE UPPER ATMOSPHERE WILL BECOME INCREASINGLY FAVORABLE FOR THUNDERSTORMS. ALSO A WEAK COLD FRONT IS DRAPED ACROSS THE SOUTHERN TEXAS PANHANDLE...JUST SOUTH OF TUCUMCARI...TO JUST NORTH OF AMARILLO...AND NORTHEAST TOWARDS GAGE OKLAHOMA. THE MOISTURE COMBINED WITH ATMOSPHERIC DYNAMICS WILL MAKE IT POSSIBLE FOR THUNDERSTORMS TO BECOME SEVERE. THE RISK FOR SEVERE THUNDERSTORMSN IS SOUTH OF A LINE FROM DALHART TO CANADIAN. THE MAIN THREAT IS HAIL BUT SMALL TORNADOES ARE ALSO POSSIBLE NEAR THE COLD FRONT. ACTIVATION OF SPOTTER GROUPS AND EMERGENCY MANAGEMENT OFFICIALS MAY BE NECESSARY TODAY. WOLTERS
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 23, 12:58 PM CDT | Severe Thunderstorm Warning | AMA | Deaf Smith, Oldham | 62 min |
| Oct 23, 2:11 PM CDT | Tornado Warning | AMA | Potter, Randall | 34 min |
| Oct 23, 4:37 PM CDT | Flash Flood Warning | AMA | Deaf Smith, Oldham | 3 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.