Alert archive / Texas / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 82

March 10, 200041 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at Mar 10, 2000, 9:45 AM CST for 41 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Mar 10, 2000, 9:45 AM CST (15:45 UTC)
Expired
Mar 10, 2000, 3:00 PM CST
In force
5 hr
Issued by
the Storm Prediction Center
All 41 counties

Bell County, TX, Bosque County, TX, Burnet County, TX, Collin County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, Ellis County, TX, Erath County, TX, Falls County, TX, Fannin County, TX, Franklin County, TX, Freestone County, TX, Hamilton County, TX, Henderson County, TX, Hill County, TX, Hood County, TX, Hopkins County, TX, Hunt County, TX, Johnson County, TX, Kaufman County, TX, Lampasas County, TX, Limestone County, TX, Llano County, TX, Mason County, TX, McLennan County, TX, Milam County, TX, Mills County, TX, Navarro County, TX, Parker County, TX, Rains County, TX, Robertson County, TX, Rockwall County, TX, San Saba County, TX, Somervell County, TX, Tarrant County, TX, Titus County, TX, Van Zandt County, TX, Williamson County, TX, Wood County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 96 km from the middle of the area, began a volume at 15:35 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.

Warnings issued inside it

7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Mar 10, 9:50 AM CSTSevere Thunderstorm WarningFWDHood25 min
Mar 10, 10:00 AM CSTSevere Thunderstorm WarningFWDJohnson, Tarrant60 min
Mar 10, 10:18 AM CSTSevere Thunderstorm WarningFWDCollin, Dallas, Denton42 min
Mar 10, 11:05 AM CSTSevere Thunderstorm WarningFWDEllis40 min
Mar 10, 11:15 AM CSTSevere Thunderstorm WarningSJTMcCulloch, Mason60 min
Mar 10, 12:36 PM CSTSevere Thunderstorm WarningFWDEllis39 min
Mar 10, 1:12 PM CSTSevere Thunderstorm WarningFWDKaufman48 min

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 3.8 hours before the alert went out and 124 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 2000-03-10Temperature 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 2000-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 306 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
1595 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
306 m²/s²
0-3 km storm-relative helicity
401 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.0

Open this sounding in Storm Lab

The text

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

088 
WWUS9 KMKC 101516
SEL2  

SEL2  
MKC WW 101516
TXZ000-102100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 82
STORM PREDICTION CENTER NORMAN OK
916 AM CST FRI MAR 10 2000

THE STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

   CENTRAL AND NORTHEAST TEXAS                              

EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 945 AM UNTIL 300
PM CST.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 80 STATUTE MILES
EAST AND WEST OF A LINE FROM 65 MILES SOUTHWEST OF TEMPLE TEXAS TO
75 MILES NORTHEAST OF DALLAS TEXAS.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...THIS SEVERE THUNDERSTORM WATCH REPLACES
SEVERE THUNDERSTORM WATCH NUMBER 81.  WATCH NUMBER 81 WILL NOT BE
IN EFFECT AFTER 945 AM CST.

DISCUSSION...THREAT FOR LARGE HAIL AND DAMAGING WINDS WILL INCREASE
THROUGH THE AFTERNOON AS UPPER TROUGH APPROACHES THE AREA. AIR MASS
IS DESTABILIZING RAPIDLY AS WARM FRONT RETREATS NWD. AREA WILL BE
MONITORED FOR A POSSIBLE UPGRADE TO TORNADO WATCH THIS AFTERNOON.


AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550.  MEAN STORM
MOTION VECTOR 26030.


...VESCIO

333,0943 302,0965 302,0993 333,0971

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 10, 5:15 AM CSTSevere Thunderstorm WatchSPCArcher, Clay, Collin, Cooke, Dallas, Delta and 24 more6 hr
Mar 10, 4:00 PM CSTSevere Thunderstorm WatchSPCAngelina, Chambers, Fort Bend, Grimes, Hardin, Harris and 16 more6 hr
Mar 10, 4:00 PM CSTSevere Thunderstorm WatchSPCAnderson, Austin, Bandera, Bastrop, Bell, Blanco and 42 more6 hr

Nearby

Severe Thunderstorm Watches in Texas, 2000Every severe thunderstorm watch 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.