Alert archive / Texas / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 310, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Aug 5, 1987, 5:55 PM CDT for Hood County, Parker County, Texas. It was in force for 65 min. 1 report 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
- Aug 5, 1987, 5:55 PM CDT (22:55 UTC)
- Expired
- Aug 5, 1987, 7:00 PM CDT
- In force
- 65 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
Counties Hood County, TX, Parker County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 5, 6:00 PM CDT | Thunderstorm Wind 52 | Parker, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Stephenville/Cla, TX (KSEP), launched 12:00Z, 10.9 hours before the alert went out and 50 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
- 265 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 1785 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KFTW 052255
SVRFTW
TXC221-251-367-439-060000-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
555 PM CDT WED AUG 5 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 700 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTH CENTRAL TEXAS
...HOOD...WESTERN JOHNSON...PARKER
...WESTERN TARRANT
AT 555 PM RADAR INDICATED SEVERAL POSSIBLE SEVERE THUNDERSTORMS
EXTENDING FROM CENTRAL PARKER COUNTY AND CENTRAL HOOD COUNTY EASTWARD
TOWARD THE WESTERN PARTS OF TARRANT AND JOHNSON COUNTIES. THESE
THUNDERSTORMS WERE DRIFTING SLOWLY TOWARD THE EAST.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 2:45 PM CDT | Severe Thunderstorm Warning | FWD | Camp, Upshur | 60 min |
| Aug 5, 4:25 PM CDT | Severe Thunderstorm Warning | FWD | Dallas | 35 min |
| Aug 5, 4:31 PM CDT | Severe Thunderstorm Warning | FWD | Denton | 44 min |
| Aug 5, 5:14 PM CDT | Severe Thunderstorm Warning | FWD | Parker | 46 min |
| Aug 5, 5:14 PM CDT | Severe Thunderstorm Warning | FWD | Collin | 46 min |
| Aug 5, 5:55 PM CDT | Severe Thunderstorm Warning | FWD | Johnson, Tarrant | 35 min |
| Aug 5, 6:57 PM CDT | Severe Thunderstorm Warning | FWD | Ellis | 48 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1987Every severe thunderstorm warning in 1987
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.