Alert archive / Texas / Tornado Warnings in 1999

Tornado Warning 37, NWS Fort Worth, TX

June 1, 1999Erath County, Texas

NWS Fort Worth, TX issued this tornado warning at Jun 1, 1999, 7:08 PM CDT for Erath County, Texas. It was in force for 67 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
Jun 1, 1999, 7:08 PM CDT (00:08 UTC)
Expired
Jun 1, 1999, 8:15 PM CDT
In force
67 min
Issued by
NWS Fort Worth, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Erath County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 86 km from the middle of the area, began a volume at 00:11 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 1, 5:00 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.1 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-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 1999-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3292 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, Fort Worth, TX at 00:00Z on 1999-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 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
3292 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
1516 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
1.2
Supercell composite
28.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFWD 020011 RRA
TORFTW
TXC143-020115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
708 PM CDT TUE JUN 1 1999

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS REISSUED A

* TORNADO WARNING FOR...
  ERATH COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 815 PM CDT

* AT 708 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED    
  A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR HUCKABAY...     
  MOVING SOUTHEAST AT 10 MPH.

IF IN A MOBILE HOME...EVACUATE AND GET INSIDE A SUBSTANTIAL SHELTER.
IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3250 9825 3235 9834 3228 9809 3251 9807

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 7:13 PM CDTSevere Thunderstorm WarningFWDPalo Pinto, Parker62 min
Jun 1, 7:20 PM CDTFlash Flood WarningFWDParker3 hr
Jun 1, 7:39 PM CDTSevere Thunderstorm WarningFWDCooke51 min
Jun 1, 7:45 PM CDTSevere Thunderstorm WarningFWDGrayson60 min
Jun 1, 7:57 PM CDTSevere Thunderstorm WarningFWDWise63 min
Jun 1, 8:03 PM CDTFlash Flood WarningFWDErath3 hr
Jun 1, 8:13 PM CDTTornado WarningFWDComanche, Erath62 min
Jun 1, 8:35 PM CDTSevere Thunderstorm WarningFWDHood, Somervell55 min
Jun 1, 8:50 PM CDTSevere Thunderstorm WarningFWDLamar55 min
Jun 1, 9:12 PM CDTTornado WarningFWDComanche, Erath48 min
Jun 1, 9:49 PM CDTSevere Thunderstorm WarningFWDLamar41 min
Jun 1, 10:00 PM CDTTornado WarningFWDComanche, Hamilton45 min
Jun 1, 10:17 PM CDTSevere Thunderstorm WarningFWDBosque, Hill43 min
Jun 1, 10:20 PM CDTFlash Flood WarningFWDParker3 hr
Jun 1, 10:28 PM CDTSevere Thunderstorm WarningFWDErath, Hood47 min
Jun 1, 10:53 PM CDTSevere Thunderstorm WarningFWDHamilton52 min
Jun 1, 11:20 PM CDTSevere Thunderstorm WarningFWDMcLennan55 min
Jun 1, 11:48 PM CDTSevere Thunderstorm WarningFWDHamilton42 min
Jun 2, 8:00 AM CDTSevere Thunderstorm WarningFWDPalo Pinto, Parker60 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.