Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 145, NWS Amarillo, TX

June 28, 2001Moore County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 28, 2001, 8:01 PM CDT for Moore County, Texas. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 28, 2001, 8:01 PM CDT (01:01 UTC)
Expired
Jun 28, 2001, 8:45 PM CDT
In force
44 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Moore County, TX

The radar

The Amarillo radar (KAMA), 69 km from the middle of the area, began a volume at 01:03 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, 1.0 hours before the alert went out and 70 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.

Skew-T log-pSkew-T log-p diagram, Amarillo Airport, TX at 00:00Z on 2001-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 403 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 2001-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
403 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
2909 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
152 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KAMA 290101
SVRAMA
TXC341-290145-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
801 PM CDT THU JUN 28 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MOORE COUNTY IN THE TEXAS PANHANDLE

* UNTIL 845 PM CDT

* AT 801 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 4 MILES SOUTHEAST OF DUMAS...MOVING SOUTH AT 10
  MPH.

* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
  DUMAS AND FOUR WAY

THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS AND LARGE HAIL.
GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS.

LAT...LON 3587 10179 3592 10200 3566 G10212 3563 10185

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 28, 3:22 PM CDT, 4 hours 39 minutes earlier.

Area forecast discussion, Jun 28, 3:22 PM CDT, 4 hours 39 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
322 PM CDT THU JUN 28 2001

PERSISTENT MID LEVEL LOW CONTINUES OVER THE ARKANSAS/MISSOURI STATE
LINE THIS AFTERNOON. 12Z MODELS DEVELOP FAVORABLE 7H OMEGA FIELDS
OVER PORTIONS OF THE EASTERN PANHANDLES DURING THE NEXT FEW HOURS.
STRONG CONVECTION DEVELOPING ALONG SURFACE TROUGH OVER WESTERN
OKLAHOMA. AIRMASS OVER THE FAR EASTERN PANHANDLES IS MODERATELY
UNSTABLE WITH LAPS INDICATING CAPE VALUES AS HIGH AS 3500 J/KG OVER
EASTERN LIPSCOMB COUNTY. CURRENT READINGS SHOWS TEMPERATURES
APPROACHING THE UPPER 90S WITH DEW POINTS IN THE LOW 60S.

ANOTHER AREA OF CONCERN IS THE NORTHWEST PANHANDLES. CURRENTLY
THUNDERSTORMS ORGANIZING ALONG SURFACE TROUGH IN UNION COUNTY NEW
MEXICO AND THE NORTHWEST ZONES. THIS CONVECTION MAY CONTINUE TO
DEVELOP THROUGH THIS EVENING. WOULD NOT BE SURPRISED IF THUNDERSTORMS
DEVELOP OVER THE NORTHERN AND/OR EASTERN ZONES DURING THE NEXT FEW
HOURS.

MID LEVEL WINDS WILL BECOME INCREASINGLY NORTHEAST TONIGHT AND
FRIDAY. WEAK WIND SHIFT SHOULD PUSH THROUGH THE FORECAST AREA
STARTING FRIDAY MORNING OVER THE NORTHERN ZONES. LITTLE OR NO COOLING
NOTED IN THE 12Z ETA WITH TEMPS WARMING FRIDAY AND SATURDAY WELL INTO
THE 90S.

MEDIUM RANGE MODELS FORECAST MOIST NORTHWEST FLOW OVER THE CENTRAL
AND SOUTHERN HIGH PLAINS DURING THE EXTENDED PERIODS SO FEEL
COMPELLED TO INTRODUCE SLIGHT CHANCE POPS FOR THE FOURTH OF JULY AND
THURSDAY.

.AMA...
TX...NONE.
OK...NONE.

SLATTERY

The office that day

Everything else NWS Amarillo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 7:11 PM CDTSevere Thunderstorm WarningAMAMoore49 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001

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.