Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 165, NWS Amarillo, TX

October 25, 2000Beaver County, Oklahoma

NWS Amarillo, TX issued this severe thunderstorm warning at Oct 25, 2000, 5:13 PM CDT for Beaver County, Oklahoma. It was in force for 62 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
Oct 25, 2000, 5:13 PM CDT (22:13 UTC)
Expired
Oct 25, 2000, 6:15 PM CDT
In force
62 min
Issued by
NWS Amarillo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Beaver County, OK

The radar

The Dodge City radar (KDDC), 110 km from the middle of the area, began a volume at 22:13 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

Dodge City, (KDDC), launched 12:00Z, 10.2 hours before the alert went out and 113 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, Dodge City, at 12:00Z on 2000-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 107 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, Dodge City, at 12:00Z on 2000-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.19395878Sfc1 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
107 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
798 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KAMA 252213
SVRAMA
OKC007-252315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
513 PM CDT WED OCT 25 2000

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN BEAVER COUNTY IN THE OKLAHOMA PANHANDLE

* UNTIL 615 PM CDT

* AT 513 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 11 MILES NORTHWEST OF SLAPOUT...OR ABOUT 15
  MILES SOUTHEAST OF BEAVER...MOVING NORTHEAST AT 25 MPH.

* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
  GATE AND KNOWLES

LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.

LAT...LON 3700 10047 3650 10047 3651 10001 3700 10001

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 25, 3:00 PM CDT, 2 hours 13 minutes earlier.

Area forecast discussion, Oct 25, 3:00 PM CDT, 2 hours 13 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
300 PM CDT WED OCT 25 2000

THE UPR LO THAT BROUGHT THE HEAVY RAIN TO THE PNHDLS OVER THE PAST
FEW DAYS WILL FINALLY VACATE THE AREA.  THE ASSOC VORT LOBE...WHICH
IS CURRENTLY MOVG THRU THE PNHDLS...WILL BE EAST OF THE CWA THIS
EVENING.  SUBSIDENCE IN ITS WAKE WILL RESULT IN CLEARING SKIES.
WEAK SHRTWV RIDGING OVER THE AREA ON THU WILL MAINTAIN THE DRY
CONDITIONS. THEN ON THU NIGHT...IMPULSE EJECTED AHEAD OF THE NEXT LOW
WILL APPROACH THE PNHDLS AND COULD LEAD TO SCT PCPN.  LAST FCSTR HAD
ALREADY INTRODUCED A SLGT CHC POPS IN THE SRN TX PNHDL BUT WITH 12Z
NGM SO BULLISH ON PCPN...WILL INCR POPS TO 30 PERCENT IN THE SOUTH
AND INTRODUCE A 20 PERCENT FOR THE NORTH. BETTER CHANCES FOR RAIN
EXPECTED FOR FRI AND SAT AS THE MAIN LOW OPENS AND MOVES ACRS THE WRN
U.S.  DRY CONDITIONS EXPECTED ON SUNDAY AND MONDAY AS PNHDLS AWAIT
THE ARRIVAL OF T~HE NEXT LOW IN THE SERIES.

AMA BB 049/070 050/068 049 07003
DHT BB 042/070 042/067 043 07002=

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

SP

Nearby

Severe Thunderstorm Warnings in Oklahoma, 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.