Alert archive / Texas / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 521, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Nov 3, 1994, 3:25 PM CST for Dallas County, Rockwall County, Texas. It was in force for 65 min.
The area
The counties it named.
The facts
- Issued
- Nov 3, 1994, 3:25 PM CST (21:25 UTC)
- Expired
- Nov 3, 1994, 4:30 PM CST
- In force
- 65 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
Counties Dallas County, TX, Rockwall County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 72 km from the middle of the area, began a volume at 21:24 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 12:00Z, 9.4 hours before the alert went out and 65 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.
- Mixed-layer CAPE
- 1716 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 562 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 302 m²/s²
- 0-3 km storm-relative helicity
- 279 m²/s²
- Significant tornado parameter
- 2.8
- Supercell composite
- 11.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFTW 032126 RRA SVRFTW TXC113-397-032230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE FORT WORTH TX 325 PM CST THU NOV 3 1994 THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 430 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH CENTRAL TEXAS ...DALLAS COUNTY...ROCKWALL COUNTY AT 325 PM CST...DOPPLER RADAR INDICATED THAT A SEVERE THUNDERSTORMS WAS MILE EAST OF DOWNTOWN DALLAS. THIS STORMS WAS MOVING NORTHEAST AT 30 MILES AN HOUR AND LIKELY CONTAINS HAIL TO 1 INCH AND WINDS IN EXCEESS OF 60 MILES AN HOUR. WHEN THUNDERSTORMS ARE OCCURRING...YOU SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. DO NOT DRIVE INTO WATER CROSSING ROADWAYS.
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.
In the hours before
Special weather statement, Nov 3, 2:00 PM CST, 1 hour 25 minutes before
TXZ118-119-133-032100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 200 PM CST THU NOV 3 1994 AT 200 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT A STRONG THUNDERSTORM WAS OVER JOHNSON COUNTY JUST NORTHEAST OF CLEBURNE. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 35 MILES AN HOUR AND LIKELY CONTAINS VERY HEAVY RAIN...FREQUENT CLOUD TO CLOUD LIGHTNING...GUSTY WINDS OF 40 TO 50 MILES AN HOUR AND HAIL TO 1/2 INCH. THIS STORM WILL MOVE INTO SOUTHEASTERN TARRANT COUNTY BY 220 PM AND INTO DALLAS COUNTY BEFORE 3 PM. INDICES AT OR BELOW -8 DEGREES OVER WESTERN AND CENTRAL PORTIONS OF THE RISK AREA. ALTHOUGH UNSTABLE...THE AIRMASS OVER NORTH TEXAS IS CAPPED BY A LAYER OF WARM AIR 4000 TO 8000 FEET ABOVE THE EARTH'S SURFACE. THIS CAPPING LAYER OF WARM AIR WILL BE WEAKENED BY SURFACE HEATING THIS AFTERNOON. FURTHERMORE...A SERIES OF UPPER LEVEL DISTURBANCES WILL BE EJECTED THIS AFTERNOON AND TONIGHT FROM A POWERFUL UPPER LEVEL STORM OVER THE SOUTHWESTERN UNITED STATES. THE LIFT PROVIDED BY THESE DISTURBANCES AS THEY MOVE OVER NORTH TEXAS WILL ALSO SERVE TO WEAKEN THE CAPPING LAYER OF WARM AIR. LATER THIS AFTERNOON...THE DRYLINE WILL MOVE EAST TOWARD THE WESTERN PORTIONS OF NORTH TEXAS. CONVERGENCE OF WINDS ALONG THE DRYLINE... COMBINED WITH AN UNSTABLE AIRMASS AND THE WEAKENING CAP OF WARM AIR...WILL PERMIT THE DEVELOPMENT OF STRONG TO SEVERE THUNDERSTORMS ACROSS THE WEST THIS AFTERNOON. A JET OF STRONG WINDS JUST ABOVE THE SURFACE WILL DEVELOP OVER NORTH TEXAS OVERNIGHT...AIDING CONTINUED THUNDERSTORM DEVELOPMENT ACROSS MAINLY CENTRAL AND EASTERN PORTIONS OF THE RISK AREA. THE PRIMARY THREAT OF SEVERE WEATHER THIS AFTERNOON AND EVENING WILL BE DAMAGING WINDS AND LARGE HAIL. HOWEVER...SUFFICIENT TURNING OF THE WINDS WITH HEIGHT IN THE LOW LEVELS OF THE ATMOSPHERE INDICATE SOME TORNADIC POTENTIAL WITH THE STRONGEST THUNDERSTORMS. EMERGENCY MANAGEMENT OFFICIALS AND STORM SPOTTER GROUPS ACROSS THE RISK AREA SHOULD KEEP ABREAST OF WEATHER DEVELOPMENTS TODAY AND BE READY FOR POSSIBLE ACTIVATION. COMPUTER GUIDANCE THIS MORNING SUGGESTS A SIGNIFICANT OUTBREAK OF SEVERE WEATHER MAY OCCUR OVER MOST OF NORTH TEXAS TOMORROW. SPOTTER GROUPS AND EMERGENCY MANAGEMENT OFFICIALS MAY ALSO REQUIRE ACTIVATION ACROSS THE AREA FRIDAY. STAY TUNED TO NOAA WEATHER RADIO...OR COMMERCIAL TELEVISION OR RADIO...FOR FURTHER INFORMATION ON THIS POTENTIALLY DANGEROUS WEATHER SITUATION. 70
Special weather statement, Nov 3, 2:03 PM CST, 1 hour 22 minutes before
TXZ118-119-133-032100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 200 PM CST THU NOV 3 1994 AT 200 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT A STRONG THUNDERSTORM WAS OVER JOHNSON COUNTY JUST NORTHEAST OF CLEBURNE. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 35 MILES AN HOUR AND LIKELY CONTAINS VERY HEAVY RAIN...FREQUENT CLOUD TO CLOUD LIGHTNING...GUSTY WINDS OF 40 TO 50 MILES AN HOUR AND HAIL TO 1/2 INCH. THIS STORM WILL MOVE INTO SOUTHEASTERN TARRANT COUNTY BY 220 PM AND INTO DALLAS COUNTY BEFORE 3 PM. INDICES AT OR BELOW -8 DEGREES OVER WESTERN AND CENTRAL PORTIONS OF THE RISK AREA. ALTHOUGH UNSTABLE...THE AIRMASS OVER NORTH TEXAS IS CAPPED BY A LAYER OF WARM AIR 4000 TO 8000 FEET ABOVE THE EARTH'S SURFACE. THIS CAPPING LAYER OF WARM AIR WILL BE WEAKENED BY SURFACE HEATING THIS AFTERNOON. FURTHERMORE...A SERIES OF UPPER LEVEL DISTURBANCES WILL BE EJECTED THIS AFTERNOON AND TONIGHT FROM A POWERFUL UPPER LEVEL STORM OVER THE SOUTHWESTERN UNITED STATES. THE LIFT PROVIDED BY THESE DISTURBANCES AS THEY MOVE OVER NORTH TEXAS WILL ALSO SERVE TO WEAKEN THE CAPPING LAYER OF WARM AIR. LATER THIS AFTERNOON...THE DRYLINE WILL MOVE EAST TOWARD THE WESTERN PORTIONS OF NORTH TEXAS. CONVERGENCE OF WINDS ALONG THE DRYLINE... COMBINED WITH AN UNSTABLE AIRMASS AND THE WEAKENING CAP OF WARM AIR...WILL PERMIT THE DEVELOPMENT OF STRONG TO SEVERE THUNDERSTORMS ACROSS THE WEST THIS AFTERNOON. A JET OF STRONG WINDS JUST ABOVE THE SURFACE WILL DEVELOP OVER NORTH TEXAS OVERNIGHT...AIDING CONTINUED THUNDERSTORM DEVELOPMENT ACROSS MAINLY CENTRAL AND EASTERN PORTIONS OF THE RISK AREA. THE PRIMARY THREAT OF SEVERE WEATHER THIS AFTERNOON AND EVENING WILL BE DAMAGING WINDS AND LARGE HAIL. HOWEVER...SUFFICIENT TURNING OF THE WINDS WITH HEIGHT IN THE LOW LEVELS OF THE ATMOSPHERE INDICATE SOME TORNADIC POTENTIAL WITH THE STRONGEST THUNDERSTORMS. EMERGENCY MANAGEMENT OFFICIALS AND STORM SPOTTER GROUPS ACROSS THE RISK AREA SHOULD KEEP ABREAST OF WEATHER DEVELOPMENTS TODAY AND BE READY FOR POSSIBLE ACTIVATION. COMPUTER GUIDANCE THIS MORNING SUGGESTS A SIGNIFICANT OUTBREAK OF SEVERE WEATHER MAY OCCUR OVER MOST OF NORTH TEXAS TOMORROW. SPOTTER GROUPS AND EMERGENCY MANAGEMENT OFFICIALS MAY ALSO REQUIRE ACTIVATION ACROSS THE AREA FRIDAY. STAY TUNED TO NOAA WEATHER RADIO...OR COMMERCIAL TELEVISION OR RADIO...FOR FURTHER INFORMATION ON THIS POTENTIALLY DANGEROUS WEATHER SITUATION. 70
Special weather statement, Nov 3, 2:08 PM CST, 1 hour 17 minutes before
TXZ118-119-133-032100- SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE FORT WORTH TX 200 PM CST THU NOV 3 1994 CORRECTED TO DELETE EXTRANEOUS INFORMATION AT 200 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT A STRONG THUNDERSTORM WAS OVER JOHNSON COUNTY JUST NORTHEAST OF CLEBURNE. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 35 MILES AN HOUR AND LIKELY CONTAINS VERY HEAVY RAIN...FREQUENT CLOUD TO CLOUD LIGHTNING...GUSTY WINDS OF 40 TO 50 MILES AN HOUR AND HAIL TO 1/2 INCH. THIS STORM WILL MOVE INTO SOUTHEASTERN TARRANT COUNTY BY 220 PM AND INTO DALLAS COUNTY BEFORE 3 PM.
Special weather statement, Nov 3, 2:18 PM CST, 1 hour 7 minutes before
TXZ091-032115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 218 PM CST THU NOV 3 1994 TEST...TEST...TEST...THIS IS A TEST!
Special weather statement, Nov 3, 2:24 PM CST, 1 hour 1 minute before
TXZ091-032115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 218 PM CST THU NOV 3 1994 TEST...TEST...TEST...THIS IS A TEST!
Special weather statement, Nov 3, 2:25 PM CST, 1 hour before
TXZ091-032115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 218 PM CST THU NOV 3 1994 TEST...TEST...TEST...THIS IS A TEST!
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 2, 11:51 PM CST | Severe Thunderstorm Warning | FWD | Collin, Dallas, Denton | 54 min |
| Nov 3, 12:26 AM CST | Severe Thunderstorm Warning | FWD | Hill | 20 min |
| Nov 3, 2:15 PM CST | Tornado Warning | FWD | Johnson | 30 min |
| Nov 3, 2:28 PM CST | Severe Thunderstorm Warning | FWD | Dallas | 47 min |
| Nov 3, 3:01 PM CST | Severe Thunderstorm Warning | FWD | Ellis | 59 min |
| Nov 3, 4:40 PM CST | Severe Thunderstorm Warning | FWD | Kaufman | 65 min |
| Nov 3, 4:46 PM CST | Tornado Warning | FWD | Hunt | 44 min |
| Nov 3, 5:28 PM CST | Severe Thunderstorm Warning | FWD | Delta, Lamar | 62 min |
| Nov 3, 5:28 PM CST | Severe Thunderstorm Warning | FWD | Hunt | 62 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1994Every severe thunderstorm warning in 1994
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.