Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 33, NWS Norman, OK

March 2, 2000Archer County, Clay County, Texas

NWS Norman, OK issued this severe thunderstorm warning at Mar 2, 2000, 1:04 PM CST for Archer County, Clay County, Texas. It was in force for 41 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
Mar 2, 2000, 1:04 PM CST (19:04 UTC)
Expired
Mar 2, 2000, 1:45 PM CST
In force
41 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Archer County, TX, Clay County, TX

What was reported inside it

TimeReportWhereRemark
Mar 2, 1:29 PM CSTHail 1Windthorst, 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

Fort Worth, TX (KFWD), launched 12:00Z, 7.1 hours before the alert went out and 140 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, Fort Worth, TX at 12:00Z on 2000-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Fort Worth, TX at 12:00Z on 2000-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 244 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1114 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
244 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KOUN 021905
SVROKC
TXC009-077-021945-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORMAN OK
104 PM CST THU MAR 2 2000

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ARCHER COUNTY IN NORTHERN TEXAS
  CLAY COUNTY IN NORTHERN TEXAS

* UNTIL 145 PM CST

* AT 104 PM CST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 11
  MILES SOUTHWEST OF ARCHER CITY...MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IN THE WARNING INCLUDE ARCHER CITY...BLUEGROVE...BUFFALO
  SPRINGS...JOY...LAKE KICKAPOO...SCOTLAND AND WINDTHORST

HAIL UP TO THE SIZE OF QUARTERS AND WIND GUSTS TO AT LEAST 60 MPH 
ARE LIKELY.
n
A TORNADO WATCH IS IN EFFECT. REMEMBER...SEVERE THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

LAT...LON 3371 9883 3340 9867 3349 9841 3349 9821
          3359 9807 3387 9827

11

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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 2, 10:17 AM CST, 2 hours 47 minutes earlier.

Area forecast discussion, Mar 2, 10:17 AM CST, 2 hours 47 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORMAN OK
1015AM CST THU MAR 2 2000

MADE A FEW ADJUSTMENT TO FORECAST THIS MORNING...BUT THINGS SEEM TO
BE HANDLED WELL ALREADY. WITH ANOTHER ROUND OF WIDESPREAD SHOWERS
AND THUNDERSTORMS EXPECTED THIS AFTERNOON AND EVENING...KEPT
CATEGORICAL WORDING IN ZONE FORECASTS ALL AREAS. BEGINNINGS OF NEW
ACTIVITY ALREADY DEVELOPING ACROSS CENTRAL AND EASTERN TEXAS
PANHANDLE. THREAT OF SEVERE STORMS STILL APPARENT THIS AFTERNOON AND
EVENING...WITH ELEVATED LARGE HAILERS POSSIBLE WITH NEXT ROUND OF
STORMS. WITH PROGD SHEAR PROFILE...AM CONCERNED ABOUT ANY CONVECTION
IN WARM SECTOR (NORTH TEXAS) TRAVERSING THE SURFACE WARM FRONT INTO
SOUTHERN PORTIONS OF CWA...SO WILL WATCH THIS CLOSELY. UPDATED
THUNDERSTORM OUTLOOK WILL BE ISSUED AT NORMAL TIME...1230 PM. WILL
BE PERFORMING AN 18Z SOUNDING PER REQUEST FROM SPC.

TEMPS SORT OF A GUESSING GAME TODAY...EXCEPT FOR NORTHERN AND
WESTERN AREAS WHERE NEAR STEADY TEMPS SHOULD BE SEEN. SUCKER HOLES
IN CLOUDS WILL ALLOW ISOLATED LOCATIONS TO WARM QUICKLY...BUT WILL
JUST TRY TO GIVE A RANGE.

FCSTID = 11

.OUN...
OK...NONE.
TX...NONE.

In the hours before

Special weather statement, Mar 2, 12:30 PM CST, 34 minutes before
OKZ004>048-050>052-TXZ083>090-022030-

THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
1230 PM CST THU MAR 2 2000

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON OVER
PORTIONS OF WESTERN NORTH TEXAS...AND THIS AFTERNOON AND EVENING
OVER SOUTHERN OKLAHOMA. THIS MODERATE RISK COVERS THE AREA EAST OF A
HOBART TO ARCHER CITY TEXAS LINE...AND SOUTH OF A HOBART...TO
SULPHUR...TO ATOKA LINE. SURROUNDING THE MODERATE RISK IS A SLIGHT
RISK AREA FOR THIS AFTERNOON AND EVENING FOR ALL AREAS SOUTH OF A
WOODWARD TO STILLWATER LINE.

DISCUSSION...AN UPPER LEVEL STORM SYSTEM LOCATED OVER WEST TEXAS
EARLY THIS AFTERNOON...WILL CONTINUE TO MOVE EAST THROUGH TONIGHT.
AT THE SURFACE...A LOW PRESSURE AREA NEAR CHILDRESS...WITH A WARM
FRONT EXTENDING SOUTHEAST FROM THE LOW...AND A DRYLINE EXTENDING
SOUTH...WILL BE THE FOCUS FOR SEVERE WEATHER THROUGH THE EVENING AS
THE LOW MOVES EAST. AS THE UPPER AND LOWER LEVEL STORMS INTERACT
WITH INCREASINGLY UNSTABLE AIR...SEVERE THUNDERSTORMS ARE EXPECTED
TO DEVELOP THROUGH THE AFTERNOON AND EVENING ACROSS PORTIONS OF
WESTERN NORTH TEXAS AND OKLAHOMA...ESPECIALLY IN THE MODERATE RISK
AREA.

WITH STRONG SHEAR PROFILES THROUGHOUT THE ATMOSPHERE...SUPERCELL
THUNDERSTORMS WILL BE LIKELY. THE MAIN THREAT WILL BE LARGE HAIL AND
DAMAGING WIND. HOWEVER...THE THREAT OF TORNADOES WILL EXIST IN THE
MODERATE RISK AREA...ESPECIALLY ALONG AND JUST NORTH OF THE WARM
FRONT.

EMERGENCY MANAGERS AND STORM SPOTTERS...ESPECIALLY ACROSS SOUTHERN
OKLAHOMA AND WESTERN NORTH TEXAS...SHOULD BE PREPARED FOR POSSIBLE
ACTIVATION THIS AFTERNOON THROUGH THIS EVENING.

11
Local storm report, Mar 2, 1:01 PM CST, 3 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
101 PM CST THU MAR 02 2000

TIME (CST) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1258 PM    AL[TUS                     OK   .88 INCH HAIL
03/02/00   JACKSON                        EOC REPORT

J

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 2, 6:00 AM CSTSevere Thunderstorm WarningOUNFoard, Knox45 min
Mar 2, 1:30 PM CSTTornado WarningOUNArcher, Clay45 min
Mar 2, 2:12 PM CSTTornado WarningOUNClay33 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.