Alert archive / Texas / Tornado Warnings in 1986
Tornado Warning 27, NWS Shreveport, LA
NWS Shreveport, LA issued this tornado warning at Aug 3, 1986, 5:05 AM CDT for Panola County, Shelby County, Texas. It was in force for 55 min. 4 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
- Aug 3, 1986, 5:05 AM CDT (10:05 UTC)
- Expired
- Aug 3, 1986, 6:00 AM CDT
- In force
- 55 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
Counties Panola County, TX, Shelby 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 3, 5:20 AM CDT | Thunderstorm Wind 0 | Panola, TX | |
| Aug 3, 5:20 AM CDT | Thunderstorm Wind 0 | Panola, TX | |
| Aug 3, 5:38 AM CDT | Thunderstorm Wind 0 | Shelby, TX | |
| Aug 3, 5:38 AM CDT | Thunderstorm Wind 0 | Shelby, 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
Longview/Gregg, TX (KGGG), launched 00:00Z, 10.1 hours before the alert went out and 54 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
- 2211 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 1764 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 67 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 KSHV 031012 COR TORSHV TXC365-419-031100- BULLETIN...EBS ACTIVATION REQUESTED TORNADO WARNING...CORRECTED FOR TIME... NATIONAL WEATHER SERVICE SHREVEPORT LA 505 AM CDT SUN AUG 3 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 600 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES IN NORTHEAST TEXAS...THE SOUTHEASTERN SECTIONS OF PANOLA AND THE EASTERN HALF OF SHELBY. AT 4:00 AM CDT THE NATIONAL WEATGER SERVICE RADAR IN SHREVEPORT SHOWED A POSSIBLE TORNADO NEAR GALLOWAY TEXAS MOVING SOUTH SOUTHEAST NEAR 10 MPH. THE MOVEMENT WILL TAKE THIS STORM BETWEEN PAXTON AND JOAQUIN TEXAS. PERSONS IN THE PATH OF THIS TORNADO SHOULD SEEK SHELTER IN A PERMANENT STRUCTURE ON THE LOWEST FLOOR IN AN INTERIOR SMALL ROOM. GET UNDER A PIECE OF HEAVY FURNITURE OR COVER YOURSELF WITH SOMETHING TO PROTECT AGAINST FLYING OR FALLING DEBRIS.
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, Aug 3, 4:05 AM CDT, 1 hour before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 405 AM CDT SUN AUG 3 1986 ...THE SEVERE THUNDERSTORM WARNING ISSUED FOR HARRISON COUNTY AT 3AM HAS EXPIRED..THOUGH STRONG THUNDERSTORMS CONTINUE OVER HARRISON COUNTY. AT 4 AM THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT WAS INDICATING A BAND OF HEAVY THUNDERSTORMS 15 MILES WIDE FROM GILMER TEXAS SOUTHEAST ACROSS LONGVIEW TO NEAR DE BERRY IN NORTHEAST PANOLA COUNTY. THE BAND OF THUNDERSTORMS WAS MOVING VERY SLOWLY SOUTHWARD. THE SLOW MOVEMENT AND HEAVY INTENSITIES WILL CAUSE LOCALLY HEAVY RAINFALL IN A SHORT TIME WITH STREET AND LOW AREA FLOODING DEVELOPING QUICKLY OVER SOUTHERN HARRISON..GREGG AND NORTHERN PANOLA COUNTIES OF NORTH- EAST TEXAS. FREQUENT DANGEROUS LIGHTNING..STRONG GUSTY WINDS AND SMALL HAIL WILL LIKELY ACCOMPANY THE HEAVIER STORMS.
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 3:10 AM CDT | Severe Thunderstorm Warning | SHV | Harrison | 50 min |
| Aug 3, 6:00 AM CDT | Severe Thunderstorm Warning | SHV | Gregg, Rusk | 60 min |
| Aug 3, 6:00 AM CDT | Severe Thunderstorm Warning | SHV | Panola | 60 min |
| Aug 3, 3:40 PM CDT | Severe Thunderstorm Warning | SHV | Gregg, Harrison | 65 min |
Nearby
Tornado Warnings in Texas, 1986Every tornado warning in 1986Tornadoes 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.