Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 159, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Jul 21, 2000, 8:49 PM CDT for Dallam County, Hartley County, Texas. It was in force for 46 min. No storm report in the archive falls 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.
The facts
- Issued
- Jul 21, 2000, 8:49 PM CDT (01:49 UTC)
- Expired
- Jul 21, 2000, 9:35 PM CDT
- In force
- 46 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Dallam County, TX, Hartley County, TX
The radar
The Amarillo radar (KAMA), 135 km from the middle of the area, began a volume at 01:49 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, 1.8 hours before the alert went out and 136 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
- 429 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 2986 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
751
WUUS54 KAMA 220153
SVRAMA
TXC111-205-220235-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
849 PM CDT FRI JUL 21 2000
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
DALLAM COUNTY IN THE TEXAS PANHANDLE
NORTH CENTRAL HARTLEY COUNTY IN THE TEXAS PANHANDLE
* UNTIL 935 PM CDT
* AT 848 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 3 MILES NORTH OF WARE...OR ABOUT 10 MILES
NORTHWEST OF DALHART...MOVING SOUTHEAST AT 30 MPH.
* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
DALHART...CONLEN AND WARE
DESTRUCTIVE WINDS AND LARGE HAIL CAN BE EXPECTED. GO TO AN INTERIOR
ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS
LAT...LON 3644 10257 3623 10289 3597 10245 3614 10220
3643 10224What 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 Jul 21, 7:45 PM CDT, 1 hour 4 minutes earlier.
Area forecast discussion, Jul 21, 7:45 PM CDT, 1 hour 4 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 745 PM CDT FRI JUL 21 2000 ISSUED UPDT TO NWRN ZNS...CALLING FOR CATEGORICAL RAIN AND TSTMS IN WRN OK PNHDL...AND CALLING FOR NUMEROUS AREAL COVERAGE TERMS IN NWRN TX PNHDL. ECHOES SEEN ON 88D CONT MOVG SEWD...TWD AREA OF MAXIMUM SFC MSTR FLUX CNVGNC AND SFC WAA...BOTH INVOF SFC BNDRY EXTDG SEWD ACRS FCST AREA. NO CHANGES TO LATER PDS. 03 .AMA... TX...NONE. OK...NONE. COCKRELL/SLATTERY
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.