Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 62, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at May 21, 2000, 8:23 PM CDT for Donley 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
- May 21, 2000, 8:23 PM CDT (01:23 UTC)
- Expired
- May 21, 2000, 9:00 PM CDT
- In force
- 37 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Donley County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 21, 8:30 PM CDT | Hail 0.75 | Clarendon, 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 nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 1.4 hours before the alert went out and 80 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
- 802 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 2880 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.2
The text
As transmitted, in the capitals the NWS used until 2016.
962 WUUS54 KAMA 220124 SVRAMA TXC129-220200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AMARILLO TX 823 PM CDT SUN MAY 21 2000 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... DONLEY COUNTY IN THE TEXAS PANHANDLE * UNTIL 900 PM CDT * AT 823 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES WEST OF CLARENDON...MOVING SOUTHEAST AT 15 MPH. * SOME LOCATIONS AFFECTED BY THE STORM INCLUDE... CLARENDON...GREENBELT LAKE...HOWARDWICK AND LELIA LAKE LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER. LAT...LON 3508 10093 3497 10110 3469 10088 3482 10066
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 May 21, 6:25 PM CDT, 1 hour 58 minutes earlier.
Area forecast discussion, May 21, 6:25 PM CDT, 1 hour 58 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE AMARILLO TX 625 PM CDT SUN MAY 21 2000 SHOWERS AND TSTMS DVLPG ALONG A NE TO SW LINE FROM HEREFORD TO AMA TO BEAVER. GOES SOUNDING LI DATA SUGGESTS VERY UNSTABLE ATMO IN THIS AREA. ALSO...SFC ANALYSIS SHOWS SOME SEMBLANCE OF A SFC TROF AXIS IN THIS GENERAL REGION. ALSO...SOME SHOWERS TRYING TO GET GOING OVER EXTRM NERN NM...MOVG SEWD. HAVE GONE AHEAD AND UPDATED ZNS TO ACCOUNT FOR CURRENT TRENDS...AREAL QUALIFIERS IN PLACES WHERE STORMS ALREADY DVLPG...ADDED A LOW POP TO NWRN ZNS DUE TO SOME PRECIP IN NERN NM. LOOKS LIKE THAT SEEMINGLY BEIGN NW FLOW UA PATTERN DID IT TO US AGAIN. .AMA... TX...NONE. OK...NONE. ANDRADE
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.