Alert archive / Texas / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 3, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 5, 1986, 5:50 PM CST for Tyler County, Texas. It was in force for 55 min. 3 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
- Feb 5, 1986, 5:50 PM CST (23:50 UTC)
- Expired
- Feb 5, 1986, 6:45 PM CST
- In force
- 55 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Tyler 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 |
|---|---|---|---|
| Feb 5, 6:18 PM CST | Hail 1 | Tyler, TX | |
| Feb 5, 6:31 PM CST | Hail 1.75 | Tyler, TX | |
| Feb 5, 6:45 PM CST | Hail 1.75 | Tyler, 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
Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.8 hours before the alert went out and 134 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
- 18 J/kg
- Mixed-layer CIN
- -373 J/kg
- Mixed-layer LCL
- 754 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBPT 052350 SVRBPT TXC457-060045- BULLETIN-IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PORT ARTHUR TX 550 PM CST WED FEB 5 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR PERSONS IN TYLER COUNTY OF SOUTHEAST TEXAS UNTIL 645 PM CST THIS EVENING. AT 543 PM CST, WEATHER RADAR SHOWED A SEVERE THUNDERSTORM IN EXTREME SOUTHEAST POLK COUNTY MOVING NORTHEAST AT 40 MILES AN HOUR INTO SOUTHWEST TYLER COUNTY WEST OF WARREN. VERY LARGE HAIL AND DAMAGING WIND WILL BE PRODUCED BY THIS STORM AS IS MOVES THROUGH TYLER COUNTY. THE STORM WAS MOVING TOWARD WOODVILLE. IF SEVERE WEATHER THREATENS, TAKE COVER IMMEDIATELY. DCG
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 5, 3:45 PM CST | Severe Thunderstorm Warning | LCH | Hardin, Jasper | 60 min |
| Feb 5, 4:15 PM CST | Severe Thunderstorm Warning | LCH | Jasper, Tyler | 60 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1986Every severe thunderstorm warning in 1986
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.