Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 154, NWS San Angelo, TX

October 22, 2000Haskell County, Jones County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Oct 22, 2000, 6:50 PM CDT for Haskell County, Jones County, Texas. It was in force for 60 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 22, 2000, 6:50 PM CDT (23:50 UTC)
Expired: Oct 22, 2000, 7:50 PM CDT
In force: 60 min
Issued by: NWS San Angelo, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Haskell County, TX, Jones County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.8 hours before the alert went out and 223 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: 648 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 597 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 194 m²/s²
0-3 km storm-relative helicity: 181 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 3.4

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KSJT 222351
SVRSJT
TXC207-253-230050-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
650 PM CDT SUN OCT 22 2000

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JONES COUNTY IN NORTH CENTRAL TEXAS
  HASKELL COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 750 PM CDT

* AT 646 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 2 MILES SOUTHWEST OF AVOCA...OR ABOUT 8 MILES
  SOUTHEAST OF STAMFORD...MOVING NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   IRBY AT 745 PM CDT

HAILSTONES AS LARGE AS NICKELS ARE LIKELY WITH THIS STORM. MOVE TO AN* 
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING AND STAY AWAY 
FROM WINDOWS.

LAT...LON 3285 9988 3276 9974 3294 9958 3303 9947
          3332 9948

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 Oct 22, 6:44 PM CDT, 6 minutes earlier.

Area forecast discussion, Oct 22, 6:44 PM CDT, 6 minutes before

WEST CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN ANGELO TX
741 PM CDT SUN OCT 22 2000

CURRENT THINKING IS THAT ONGOING CONVECTION SHOULD CONTINUE AFTER
SUNSET.  DECENT CAPES CONTINUE ACROSS THE AREA...BUT THERE SHOULD BE
A WEAKENING TREND LATER TONIGHT AS THE BEST DYNAMICS SHIFT NORTH.
WILL BE REWORDING SOME OF THE ZONES TO REFLECT THE CURRENT TRENDS.

.SJT...NONE.

20

In the hours before

Special weather statement, Oct 22, 2:39 PM CDT, 4 hours 11 minutes before

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-222300-

WEST CENTRAL TEXAS THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
239 PM CDT SUN OCT 22 2000

...SCATTERED SHOWERS AND NON SEVERE THUNDERSTORMS ARE EXPECTED
TONIGHT...

A MOIST AND SLIGHTLY UNSTABLE ATMOSPHERE WILL REMAIN OVER WEST
CENTRAL TEXAS TONIGHT. WEAK DISTURBANCES ALOFT WILL AID THE
DEVELOPMENT OF SHOWERS AND THUNDERSTORMS TONIGHT...PRIMARILY EAST
OF A LINE FROM SONORA TO SAN ANGELO TO HASKELL. WITH LIMITED
ATMOSPHERIC INSTABILITY...SEVERE THUNDERSTORMS ARE NOT EXPECTED.

SPOTTER ACTIVATION IS NOT ANTICIPATED..

THIS OUTLOOK WILL RESUME SCHEDULED ISSUANCE ON MARCH 15 2000.
HOWEVER...THIS OUTLOOK WILL CONTINUE TO BE ISSUED AS NEEDED WHEN
THUNDERSTORMS THREATEN WEST CENTRAL TEXAS.

14

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 22, 5:27 PM CDT	Severe Thunderstorm Warning	SJT	Brown	48 min
Oct 22, 5:46 PM CDT	Severe Thunderstorm Warning	SJT	Jones	64 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; the sounding from the Mesonet's radiosonde archive.