Alert archive / Texas / Tornado Warnings in 1999

Tornado Warning 33, NWS Lubbock, TX

May 25, 1999Crosby County, Texas

NWS Lubbock, TX issued this tornado warning at May 25, 1999, 5:44 PM CDT for Crosby 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
May 25, 1999, 5:44 PM CDT (22:44 UTC)
Expired
May 25, 1999, 6:15 PM CDT
In force
31 min
Issued by
NWS Lubbock, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Crosby County, TX

The radar

The Lubbock radar (KLBB), 65 km from the middle of the area, began a volume at 22:46 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

TimeReportWhereRemark
May 25, 5:50 PM CDTHail 2.75Kalgary, 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 watch it was issued in

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

IssuedProductOfficeLasted
May 25, 5:30 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 10.7 hours before the alert went out and 199 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, Midland Regional, TX at 12:00Z on 1999-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 28 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, Midland Regional, TX at 12:00Z on 1999-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 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
28 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
717 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
314 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

999 
WFUS1 KLBB 252246 RRA
TORLBB
TXC107-252315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
544 PM CDT TUE MAY 25 1999

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN CROSBY COUNTY IN NORTHWEST TEXAS

* UNTIL 615 PM CDT

* AT 541 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER WHITE RIVER
  LAKE...OR ABOUT 14 MILES SOUTHEAST OF CROSBYTON...MOVING EAST AT 20
  MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THE TORNADO INCLUDE WHITE
  RIVER LAKE AND KALGARY.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A REINFORCED BUILDING. AS
A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND
COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3356 10120 3339 10118 3339 10105 3360 10104

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 25, 5:16 PM CDT, 28 minutes before
TXZ025-026-031-032-037-038-042>044-252300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
516 PM CDT TUE MAY 25 1999

SEVERE THUNDERSTORM WATCH 238 HAS BEEN ISSUED FOR THE FOLLOWING
COUNTIES IN THE SOUTH PLAINS AND LOW ROLLING PLAINS UNTIL 1100 PM...

HALL     CHILDRESS     MOTLEY     COTTLE     DICKENS     KING
GARZA    KENT          STONEWALL

LISTEN FOR LATER INFORMATION FROM THE NATIONAL WEATHER SERVICE
CONCERNING THIS SEVERE WEATHER THREAT.
Special weather statement, May 25, 5:16 PM CDT, 28 minutes before
TXZ025-026-031-032-037-038-042>044-252300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
516 PM CDT TUE MAY 25 1999

SEVERE THUNDERSTORM WATCH 238 HAS BEEN ISSUED FOR THE FOLLOWING
COUNTIES IN THE SOUTH PLAINS AND LOW ROLLING PLAINS UNTIL 1100 PM...

HALL     CHILDRESS     MOTLEY     COTTLE     DICKENS     KING
GARZA    KENT          STONEWALL

LISTEN FOR LATER INFORMATION FROM THE NATIONAL WEATHER SERVICE
CONCERNING THIS SEVERE WEATHER THREAT.

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 10:19 PM CDTSevere Thunderstorm WarningLUBBailey, Parmer41 min
May 24, 10:29 PM CDTSevere Thunderstorm WarningLUBCochran, Yoakum46 min
May 24, 11:00 PM CDTSevere Thunderstorm WarningLUBTerry60 min
May 24, 11:11 PM CDTSevere Thunderstorm WarningLUBBailey, Castro, Lamb, Parmer49 min
May 24, 11:50 PM CDTSevere Thunderstorm WarningLUBHale, Swisher55 min
May 24, 11:56 PM CDTFlash Flood WarningLUBHockley3 hr
May 25, 3:31 PM CDTSevere Thunderstorm WarningLUBCastro, Lamb59 min
May 25, 4:15 PM CDTSevere Thunderstorm WarningLUBHale60 min
May 25, 4:21 PM CDTTornado WarningLUBLamb24 min
May 25, 4:27 PM CDTSevere Thunderstorm WarningLUBCastro63 min
May 25, 4:31 PM CDTSevere Thunderstorm WarningLUBCrosby59 min
May 25, 4:33 PM CDTTornado WarningLUBHale, Lamb42 min
May 25, 4:49 PM CDTTornado WarningLUBCrosby56 min
May 25, 5:13 PM CDTTornado WarningLUBHale47 min
May 25, 5:32 PM CDTTornado WarningLUBCastro13 min
May 25, 5:35 PM CDTTornado WarningLUBFloyd55 min
May 25, 5:41 PM CDTTornado WarningLUBDickens64 min
May 25, 6:10 PM CDTTornado WarningLUBKent65 min
May 25, 6:16 PM CDTSevere Thunderstorm WarningLUBCrosby44 min
May 25, 6:25 PM CDTSevere Thunderstorm WarningLUBFloyd50 min
May 25, 6:43 PM CDTSevere Thunderstorm WarningLUBDickens62 min
May 25, 6:54 PM CDTTornado WarningLUBDickens51 min

Nearby

Tornado Warnings in Texas, 1999Every tornado warning in 1999Tornadoes in 1999

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.