Alert archive / Texas / Tornado Warnings in 1999

Tornado Warning 4, NWS Fort Worth, TX

January 1, 1999Jack County, Wise County, Texas

NWS Fort Worth, TX issued this tornado warning at Jan 1, 1999, 8:38 PM CST for Jack County, Wise County, Texas. It was in force for 52 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
Jan 1, 1999, 8:38 PM CST (02:38 UTC)
Expired
Jan 1, 1999, 9:30 PM CST
In force
52 min
Issued by
NWS Fort Worth, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Jack County, TX, Wise County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 77 km from the middle of the area, began a volume at 02:40 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 nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.6 hours before the alert went out and 58 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 1999-01-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 665 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 1999-01-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 square meters per square second.1939587897117Sfc1 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
665 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
762 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
247 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

999 
WFUS97 KFTW 020239 RRA
TORFTW
TXC237-497-020330-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
838 PM CST FRI JAN 1 1999

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  JACK COUNTY IN TEXAS  WISE COUNTY IN TEXAS

* UNTIL 930 PM CST

* AT 838 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES WEST OF
  BOONSVILLE...MOVING EAST AT 40 MPH.

* LOCATIONS IN THE WARNING INCLUDE DECATUR AND BOYD

* THE TORNADO WILL BE NEAR...
  BOYD AROUND 910 PM CST

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

LAT...LON 3314 9801 3301 9800 3301 9749 3325 9757

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, Jan 1, 7:00 PM CST, 1 hour 38 minutes before
TXZ091>094-101>105-116>121-130>134-144>147-158>162-174-175-012111-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
700 PM CST FRI JAN 1 1999

...THIS IS A SUMMARY OF WATCHES AND WARNINGS IN EFFECT FOR NORTH
TEXAS...

.A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR LEON AND FREESTONE
COUNTIES UNTIL 730 PM.

.A FLASH FLOOD WARNING IS IN EFFECT FOR SOUTHWESTERN FALLS AND
NORTHWESTERN MILAM COUNTIES UNTIL 900 PM.

.TORNADO WATCH NUMBER 1 IS IN EFFECT FOR EASTERN PORTIONS OF NORTH
TEXAS...SOUTH AND EAST OF A LINE FROM JEFFERSON TO ROCKWALL TO
COLLEGE STATION UNTIL 1000 PM.

.A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT FOR THE
EASTERN PORTIONS OF NORTH TEXAS...ALONG AND EAST OF A LINE FROM MT.
VERNON TO KAUFMAN TO CORSICANA TO MARLIN TO CAMERON.

78
Special weather statement, Jan 1, 7:00 PM CST, 1 hour 38 minutes before
TXZ091>094-101>105-116>121-130>134-144>147-158>162-174-175-012111-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
700 PM CST FRI JAN 1 1999

...THIS IS A SUMMARY OF WATCHES AND WARNINGS IN EFFECT FOR NORTH
TEXAS...

.A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR LEON AND FREESTONE
COUNTIES UNTIL 730 PM.

.A FLASH FLOOD WARNING IS IN EFFECT FOR SOUTHWESTERN FALLS AND
NORTHWESTERN MILAM COUNTIES UNTIL 900 PM.

.TORNADO WATCH NUMBER 1 IS IN EFFECT FOR EASTERN PORTIONS OF NORTH
TEXAS...SOUTH AND EAST OF A LINE FROM JEFFERSON TO ROCKWALL TO
COLLEGE STATION UNTIL 1000 PM.

.A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT FOR THE
EASTERN PORTIONS OF NORTH TEXAS...ALONG AND EAST OF A LINE FROM MT.
VERNON TO KAUFMAN TO CORSICANA TO MARLIN TO CAMERON.

78
Special weather statement, Jan 1, 7:36 PM CST, 1 hour 2 minutes before
TXZ091>094-101>105-116>121-130>134-144>147-158>162-174-175-012111-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
736 PM CST FRI JAN 1 1999

...THIS IS A SUMMARY OF WATCHES AND WARNINGS IN EFFECT FOR NORTH
TEXAS...

.A FLASH FLOOD WARNING IS IN EFFECT FOR ANDERSON...FREESTONE...AND
SOUTHERN LIMESTONE COUNTIES UNTIL 1100 PM.

.A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR TITUS COUNTY UNTIL
755 PM.

.A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR MILAM COUNTY UNTIL
800 PM.

.A FLASH FLOOD WARNING IS IN EFFECT FOR SOUTHWESTERN FALLS AND
NORTHWESTERN MILAM COUNTIES UNTIL 900 PM.

.TORNADO WATCH NUMBER 2 IS IN EFFECT FOR EASTERN PORTIONS OF NORTH
TEXAS...SOUTH AND EAST OF A LINE FROM ATLANTA TEXAS TO MT. PLEASANT
TO FAIRFIELD TO JOURDANTON UNTIL 100 AM.

.A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT FOR THE
EASTERN PORTIONS OF NORTH TEXAS...ALONG AND EAST OF A LINE FROM MT.
VERNON TO KAUFMAN TO CORSICANA TO MARLIN TO CAMERON.

78
Special weather statement, Jan 1, 8:01 PM CST, 37 minutes before
TXZ091>094-101>105-116>121-130>134-144>147-158>162-174-175-012111-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
801 PM CST FRI JAN 1 1999

...THIS IS A SUMMARY OF WATCHES AND WARNINGS IN EFFECT FOR NORTH
TEXAS...

.A FLASH FLOOD WARNING IS IN EFFECT FOR ANDERSON...FREESTONE...AND
SOUTHERN LIMESTONE COUNTIES UNTIL 1100 PM.

.A FLASH FLOOD WARNING IS IN EFFECT FOR SOUTHWESTERN FALLS AND
NORTHWESTERN MILAM COUNTIES UNTIL 900 PM.

.TORNADO WATCH NUMBER 2 IS IN EFFECT FOR EASTERN PORTIONS OF NORTH
TEXAS...SOUTH AND EAST OF A LINE FROM ATLANTA TEXAS TO MT. PLEASANT
TO FAIRFIELD TO JOURDANTON UNTIL 100 AM.

.A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT FOR THE
EASTERN PORTIONS OF NORTH TEXAS...ALONG AND EAST OF A LINE FROM MT.
VERNON TO KAUFMAN TO CORSICANA TO MARLIN TO CAMERON.

74
Special weather statement, Jan 1, 8:01 PM CST, 37 minutes before
TXZ091>094-101>105-116>121-130>134-144>147-158>162-174-175-012111-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
801 PM CST FRI JAN 1 1999

...THIS IS A SUMMARY OF WATCHES AND WARNINGS IN EFFECT FOR NORTH
TEXAS...

.A FLASH FLOOD WARNING IS IN EFFECT FOR ANDERSON...FREESTONE...AND
SOUTHERN LIMESTONE COUNTIES UNTIL 1100 PM.

.A FLASH FLOOD WARNING IS IN EFFECT FOR SOUTHWESTERN FALLS AND
NORTHWESTERN MILAM COUNTIES UNTIL 900 PM.

.TORNADO WATCH NUMBER 2 IS IN EFFECT FOR EASTERN PORTIONS OF NORTH
TEXAS...SOUTH AND EAST OF A LINE FROM ATLANTA TEXAS TO MT. PLEASANT
TO FAIRFIELD TO JOURDANTON UNTIL 100 AM.

.A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT FOR THE
EASTERN PORTIONS OF NORTH TEXAS...ALONG AND EAST OF A LINE FROM MT.
VERNON TO KAUFMAN TO CORSICANA TO MARLIN TO CAMERON.

74
Special weather statement, Jan 1, 8:01 PM CST, 37 minutes before
TXZ091>094-101>105-116>121-130>134-144>147-158>162-174-175-012111-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
801 PM CST FRI JAN 1 1999

...THIS IS A SUMMARY OF WATCHES AND WARNINGS IN EFFECT FOR NORTH
TEXAS...

.A FLASH FLOOD WARNING IS IN EFFECT FOR ANDERSON...FREESTONE...AND
SOUTHERN LIMESTONE COUNTIES UNTIL 1100 PM.

.A FLASH FLOOD WARNING IS IN EFFECT FOR SOUTHWESTERN FALLS AND
NORTHWESTERN MILAM COUNTIES UNTIL 900 PM.

.TORNADO WATCH NUMBER 2 IS IN EFFECT FOR EASTERN PORTIONS OF NORTH
TEXAS...SOUTH AND EAST OF A LINE FROM ATLANTA TEXAS TO MT. PLEASANT
TO FAIRFIELD TO JOURDANTON UNTIL 100 AM.

.A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT FOR THE
EASTERN PORTIONS OF NORTH TEXAS...ALONG AND EAST OF A LINE FROM MT.
VERNON TO KAUFMAN TO CORSICANA TO MARLIN TO CAMERON.

74

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 1, 6:03 PM CSTFlash Flood WarningFWDFalls, Milam3 hr
Jan 1, 6:13 PM CSTSevere Thunderstorm WarningFWDLimestone, Robertson47 min
Jan 1, 6:40 PM CSTSevere Thunderstorm WarningFWDFreestone, Leon50 min
Jan 1, 7:09 PM CSTSevere Thunderstorm WarningFWDMilam51 min
Jan 1, 7:17 PM CSTFlash Flood WarningFWDFreestone, Limestone4 hr
Jan 1, 7:17 PM CSTFlash Flood WarningFWDAnderson4 hr
Jan 1, 7:34 PM CSTSevere Thunderstorm WarningFWDRobertson41 min
Jan 1, 8:02 PM CSTSevere Thunderstorm WarningFWDJack58 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.