Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 25, NWS San Angelo, TX

March 22, 2000Crockett County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Mar 22, 2000, 9:59 PM CST for Crockett County, Texas. It was in force for 31 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 22, 2000, 9:59 PM CST (03:59 UTC)
Expired: Mar 22, 2000, 10:30 PM CST
In force: 31 min
Issued by: NWS San Angelo, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Crockett County, TX

The radar

The Midland/Odessa radar (KMAF), 95 km from the middle of the area, began a volume at 03:59 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.

What was reported inside it

Time	Report	Where	Remark
Mar 22, 10:25 PM CST	Tornado F1	Best, TX	This thunderstorm formed near Iraan and moved sluggishly to the northeast across Crockett County. When the storm entered Reagan County it rapidly intensified into a classic supercell. This tornado was reported by a trucker who saw it cross U.S. Highway 67.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 22, 7:00 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 4.0 hours before the alert went out and 96 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 111 J/kg
Mixed-layer CIN: -178 J/kg
Mixed-layer LCL: 1659 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 179 m²/s²
0-3 km storm-relative helicity: 290 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KSJT 230400
SVRSJT
TXC105-230430-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
959 PM CST WED MAR 22 2000

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWEST CROCKETT COUNTY IN WEST CENTRAL TEXAS

* UNTIL 1030 PM CST

* AT 956 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER EXTREME NORTHWESTERN CROCKETT COUNTY...OR
  ABOUT 14 MILES SOUTH OF RANKIN...MOVING NORTHEAST AT 15 MPH.

DAMAGING WINDS AND UP TO BASEBALL SIZE HAIL ARE LIKELY. GO INSIDE A 
STURDY BUILDING AND STAY AWAY FROM WINDOWS. HEAVY RAINS FLOOD ROADS 
QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

LAT...LON 3100 10201 3092 10182 3135 10151 3147 10180

TEW

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 San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 22, 8:31 PM CST, 1 hour 28 minutes earlier.

Area forecast discussion, Mar 22, 8:31 PM CST, 1 hour 28 minutes before

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO TX
831 PM CST WED MAR 22 2000

PER LATEST TORNADO WATCH OVER THE BIG COUNTRY UNTIL 1 AM...WILL UPDATE
ZONES ACCORDINGLY.

.SJT...CAUTION ON AREA LAKES TONIGHT ALL ZONES.

19
N

In the hours before

Local storm report, Mar 22, 4:36 PM CST, 5 hours 23 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN ANGELO TX
436 PM CST WED MAR 22 2000

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

410 PM     2 E GIRVEN                TX   1.75 INCH HAIL
03/22/00   CROCKETT                       GOLFBALL SIZE HAIL
N

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 22, 6:43 PM CST	Tornado Warning	SJT	Sterling	47 min
Mar 22, 7:03 PM CST	Tornado Warning	SJT	Fisher	57 min
Mar 22, 7:55 PM CST	Tornado Warning	SJT	Sterling	50 min
Mar 22, 7:57 PM CST	Tornado Warning	SJT	Fisher	33 min
Mar 22, 8:06 PM CST	Tornado Warning	SJT	Fisher, Nolan	54 min
Mar 22, 8:15 PM CST	Severe Thunderstorm Warning	SJT	Crockett	60 min
Mar 22, 9:02 PM CST	Severe Thunderstorm Warning	SJT	Fisher	28 min
Mar 23, 12:06 AM CST	Severe Thunderstorm Warning	SJT	Sterling	69 min
Mar 23, 1:02 AM CST	Severe Thunderstorm Warning	SJT	Irion	103 min
Mar 23, 1:08 AM CST	Severe Thunderstorm Warning	SJT	Sterling	67 min
Mar 23, 1:21 AM CST	Severe Thunderstorm Warning	SJT	Fisher	84 min
Mar 23, 1:58 AM CST	Severe Thunderstorm Warning	SJT	Coke, Tom Green	92 min
Mar 23, 2:18 AM CST	Flash Flood Warning	SJT	Fisher	3 hr
Mar 23, 2:44 AM CST	Severe Thunderstorm Warning	SJT	Irion	16 min
Mar 23, 3:29 AM CST	Severe Thunderstorm Warning	SJT	Concho, Runnels, Tom Green	46 min

Nearby

Severe Thunderstorm Warnings in Texas, 2000 Every 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; radar from the NEXRAD Level II archive.