Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 151, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Jun 27, 2000, 9:29 PM CDT for Dallam County, Texas. It was in force for 31 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
- Jun 27, 2000, 9:29 PM CDT (02:29 UTC)
- Expired
- Jun 27, 2000, 10:00 PM CDT
- In force
- 31 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Dallam County, TX
The radar
The Amarillo radar (KAMA), 136 km from the middle of the area, began a volume at 02:32 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 27, 4:45 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 2.5 hours before the alert went out and 137 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
- 354 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 1205 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KAMA 280230 SVRAMA TXC111-280300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AMARILLO TX 929 PM CDT TUE JUN 27 2000 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN DALLAM COUNTY IN THE TEXAS PANHANDLE * UNTIL 1000 PM CDT * AT 929 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 11 MILES WEST OF CONLEN...OR ABOUT 14 MILES NORTH OF DALHART...MOVING EAST AT 35 MPH. * SOME LOCATIONS AFFECTED BY THE STORM INCLUDE... CONLEN AND DALHART DESTRUCTIVE WINDS CAN BE EXPECTED. IF YOU CANNOT GET UNDERGROUND...GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS! LAT...LON 3648 10254 3606 10269 3607 10218 3648 10218
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 Jun 27, 3:03 PM CDT, 6 hours 26 minutes earlier.
Area forecast discussion, Jun 27, 3:03 PM CDT, 6 hours 26 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE AMARILLO TX 303 PM CDT TUE JUN 27 2000 UPDATED TO POST A FLASH FLOOD WATCH ONLY FOR PARTS OF THE NORTHERN TEXAS PANHANDLE AND NOT THE WESTERN AND CENTRAL OKLAHOMA PANHANDLE HAND ANALYSIS SHOWED A MESOLOW ACROSS SOUTHEASTERN COLORADO WITH A THERMAL RIDGE ACROSS EASTERN NEW MEXICO. SHOWERS AND THUNDERSTORMS HAD DEVELOPED THIS AFTERNOON IN THE NOSE OF THE THERMAL RIDGE. CONVECTION SHOULD CONTINUE TO DEVELOP AHEAD OF A SHORTWAVE DRIFTING ACROSS CENTRAL NEW MEXICO. THIS ACTIVITY SHOULD PUSH ACROSS AREAS BETWEEN LUBBOCK AND AMARILLO THIS EVENING SO WILL GO WITH THE HIGHEST POPS IN THE SOUTHERN ZONES WITH A MENTION OF LOCALLY HEAVY RAINFALL. ANOTHER AREA OF CONCERN IS THE NORTHWESTERN ZONES WHERE SEVERE WEATHER WILL BE POSSIBLE THIS EVENING WITH STRONG CONVECTION DEVELOPING IN SOUTHEASTERN COLORADO. AS THIS CONVECTION PUSHES SOUTHEAST FLASH FLOODING WILL BE POSSIBLE ESPECIALLY IN AREAS WHERE HEAVY RAINFALL HAS OCCURRED IN THE LAST FEW DAYS. AS A RESULT...WILL PUT A FLASH FLOOD WATCH FOR PARTS OF THE NORTHERN TEXAS PANHANDLE. CONVECTION IN THE WESTERN ZONES WILL GRADUALLY DRIFT EAST TONIGHT ENDING UP IN THE EASTERN ZONES IN A WEAKENED STATE WEDNESDAY MORNING SO WILL GO WITH HIGHER POPS EAST FOR WEDNESDAY WITH CLEARING BEGINNING IN THE WESTERN ZONES. EXPECT GREATER SURFACE HEATING IN NORTHEASTERN NEW MEXICO AND ACROSS THE WESTERN TEXAS PANHANDLE IN ADVANCE OF A COLD FRONT PUSHING SOUTH WEDNESDAY AFTERNOON. AS A RESULT...CONVECTION SHOULD REFIRE WEDNESDAY ALLOWING AN MCS TO DEVELOP AND PUSH ACROSS THE PANHANDLES WEDNESDAY NIGHT AND THURSDAY. A SIMILAR PATTERN CONTINUES THURSDAY NIGHT AND FRIDAY WITH MOUNTAIN CONVECTION DEVELOPING AND DRIFTING TOWARD THE AREA. FOR THE EXTENDED PERIOD...THE UPPER-LEVEL RIDGE CONTINUES IN PLACE WITH RIDGE RIDING SHORT-WAVES PUSHING THROUGH THE CENTRAL ROCKIES. THIS WILL MAKE RAIN A DISTINCT POSSIBILITY THROUGH THE PERIOD. CLEARING SHOULD OCCUR AS HIGH PRESSURE DRIFTS EAST QUICKLY FRIDAY AND A LOW-LEVEL JET SETS UP SATURDAY. AS A RESULT...EXPECT A WARMING TREND FRIDAY AND SATURDAY. AMA 62/83 62/78 61 635 DHT 60/82 59/77 61 635 .AMA... TX...FLASH FLOOD WATCH TXZ002>004 THRU TONIGHT. OK...NONE. CB
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 8:15 PM CDT | Severe Thunderstorm Warning | AMA | Dallam, Hartley | 60 min |
| Jun 27, 10:35 PM CDT | Tornado Warning | AMA | Moore | 40 min |
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.