Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 252, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 16, 1997, 7:28 PM CDT for Denton County, Texas. It was in force for 47 min. 7 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 16, 1997, 7:28 PM CDT (00:28 UTC)
- Expired
- Jun 16, 1997, 8:15 PM CDT
- In force
- 47 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
County Denton County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 72 km from the middle of the area, began a volume at 00:30 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 16, 7:33 PM CDT | Hail 1 | Lewisville, TX | |
| Jun 16, 7:36 PM CDT | Thunderstorm Wind | Lewisville, TX | Strong winds blew down power lines |
| Jun 16, 7:42 PM CDT | Thunderstorm Wind | Lewisville, TX | Strong winds overturned a mobile home. Trees and power lines were also downed by the strong winds. A large tree was blown onto a house resulting in major damage. |
| Jun 16, 7:44 PM CDT | Thunderstorm Wind 58 | Lewisville, TX | Wind gusts to 67 mph were measured in The Colony. |
| Jun 16, 8:00 PM CDT | Thunderstorm Wind | Roanoke, TX | Strong winds blew down trees on I-35W at Eagle Parkway. Wind damage also occurred in the infield of the Texas Motor Speedway (5 NW Roanoke) where a temporary trailer was flipped. |
| Jun 16, 8:15 PM CDT | Hail 0.75 | Roanoke, TX | |
| Jun 16, 8:15 PM CDT | Thunderstorm Wind | Roanoke, TX | Strong winds blew down trees. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 16, 6:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 0.5 hours before the alert went out and 45 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
- 5256 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 968 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFTW 170026 RRA SVRFTW TXC121-170115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE FORT WORTH TX 728 PM CDT MON JUN 16 1997 THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL TEXAS ...DENTON COUNTY AT 725 PM... NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM OVER LAKE LEWISVILLE. THIS STORM IS MOVING TO THE EAST AT 15 MILES PER HOUR. PERSONS IN FLOWER MOUND AND THE COLONY ARE IN THE PATH OF THE STORM. THIS SEVERE THUNDERSTORM WILL PRODUCE DAMAGING WIND AND LARGE HAIL. A TORNADO WATCH REMAINS IN EFFECT FOR PARTS nOF NORTH TEXAS. SEVERE THUNDERSTORMS OCCASIONALLY PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING. REMAIN ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 7:15 PM CDT | Severe Thunderstorm Warning | FWD | Dallas | 60 min |
| Jun 16, 7:40 PM CDT | Severe Thunderstorm Warning | FWD | Collin | 65 min |
| Jun 16, 7:42 PM CDT | Severe Thunderstorm Warning | FWD | Palo Pinto | 63 min |
| Jun 16, 7:57 PM CDT | Severe Thunderstorm Warning | FWD | Comanche | 63 min |
| Jun 16, 8:08 PM CDT | Severe Thunderstorm Warning | FWD | Hunt, Rockwall | 52 min |
| Jun 16, 8:11 PM CDT | Severe Thunderstorm Warning | FWD | Dallas, Tarrant | 49 min |
| Jun 16, 8:13 PM CDT | Severe Thunderstorm Warning | FWD | Eastland | 62 min |
| Jun 16, 8:15 PM CDT | Severe Thunderstorm Warning | FWD | Wise | 45 min |
| Jun 16, 8:17 PM CDT | Severe Thunderstorm Warning | FWD | Haskell | 43 min |
| Jun 16, 8:34 PM CDT | Severe Thunderstorm Warning | FWD | Parker | 56 min |
| Jun 16, 8:39 PM CDT | Severe Thunderstorm Warning | FWD | Denton | 51 min |
| Jun 16, 8:57 PM CDT | Tornado Warning | FWD | Throckmorton | 48 min |
| Jun 16, 9:06 PM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 69 min |
| Jun 16, 9:09 PM CDT | Flash Flood Warning | FWD | Denton | 3 hr |
| Jun 16, 9:31 PM CDT | Tornado Warning | FWD | Young | 44 min |
| Jun 16, 9:41 PM CDT | Severe Thunderstorm Warning | FWD | Stephens | 64 min |
| Jun 16, 10:03 PM CDT | Severe Thunderstorm Warning | FWD | Jack | 57 min |
| Jun 16, 10:03 PM CDT | Severe Thunderstorm Warning | FWD | Palo Pinto | 57 min |
| Jun 16, 10:13 PM CDT | Severe Thunderstorm Warning | FWD | Dallas, Tarrant | 62 min |
| Jun 16, 10:23 PM CDT | Flash Flood Warning | FWD | Tarrant | 3 hr |
| Jun 16, 11:29 PM CDT | Severe Thunderstorm Warning | FWD | Dallas, Tarrant | 61 min |
| Jun 16, 11:48 PM CDT | Severe Thunderstorm Warning | FWD | Hunt | 57 min |
| Jun 16, 11:54 PM CDT | Flash Flood Warning | FWD | Dallas | 3 hr |
| Jun 16, 11:57 PM CDT | Severe Thunderstorm Warning | FWD | Ellis, Johnson | 63 min |
| Jun 17, 12:12 AM CDT | Severe Thunderstorm Warning | FWD | Hopkins, Rains | 63 min |
| Jun 17, 12:16 AM CDT | Severe Thunderstorm Warning | FWD | Comanche | 29 min |
| Jun 17, 12:23 AM CDT | Severe Thunderstorm Warning | FWD | Hamilton | 67 min |
| Jun 17, 12:30 AM CDT | Severe Thunderstorm Warning | FWD | Dallas | 60 min |
| Jun 17, 12:42 AM CDT | Severe Thunderstorm Warning | FWD | Kaufman | 63 min |
| Jun 17, 1:14 AM CDT | Severe Thunderstorm Warning | FWD | Van Zandt | 61 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997
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.