Alert archive / Texas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 85, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jul 30, 1990, 4:16 PM CDT for San Augustine County, Texas. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- Jul 30, 1990, 4:16 PM CDT (21:16 UTC)
- Expired
- Jul 30, 1990, 5:15 PM CDT
- In force
- 59 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County San Augustine County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 12:00Z, 9.3 hours before the alert went out and 114 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
- 1802 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 1334 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- -27 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 302116 SVRBPT TXC405-302215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PORT ARTHUR TX 416 PM CDT MON JUL 30 1990 THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 515 PM CDT FOR PERSONS IN THE FOLLOWING COUNTIES IN NORTHEAST TEXAS ...SAN AUGUSTINE COUNTY WEATHER SERVICE RADAR INDICATES A SEVERE THUNDERSTORM OVER THE CITY OF SAN AUGUSTINE. STRONG GUSTY WINDS...HEAVY RAINS...AND HAIL ARE POSSIBLE WITH THIS SEVERE THUNDERSTORM. THE SEVERE THUNDERSTORM IS NEARLY STATIONARY. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. NNNN
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, Jul 30, 2:36 PM CDT, 1 hour 40 minutes before
TXZ033-046-048-302045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 236 PM CDT MON JUL 30 1990 ...STRONG THUNDERSTORMS DEVELOPING IN SOUTHEAST TEXAS... AT 215 PM CDT THUNDERSTORMS WERE DEVELOPING NORTH OF A LINE FROM CENTRAL ORANGE COUNTY TO NORTHERN HARDIN COUNTY. THE STRONGEST ACTIVITY WAS LOCATED IN WESTERN NEWTON AND EASTERN JASPER COUNTIES. PEA SIZE HAIL...HEAVY RAINFALL AND DANGEROUS LIGHTNING HAS BEEN REPORTED IN KIRBYVILLE. ALONG WITH DANGEROUS LIGHTNING...SMALL HAIL... PERSONS IN SOUTHEAST TEXAS SHOULD BE PREPARED FOR LOCAL FLOODING. THESE THUNDERSTORMS WITH HEAVY RAINFALL ARE VERY SLOWLY MOVING TO THE WEST COULD CAUSE TRAFFIC PROBLEMS THIS AFTERNOO-N. NNNN
Special weather statement, Jul 30, 3:18 PM CDT, 58 minutes before
TXZ033-046-048-302115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 318 PM CDT MON JUL 30 1990 ...THUNDERSTORMS RUMBLING ACROSS SOUTHEAST TEXAS THIS AFTERNOON... 315 PM CDT...NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAINS AND DANGEROUS LIGHTNING WERE NEAR WOODVILLE..JASPER..NEWTON..BEAUMONT AND ORANGE TEXAS. THE THUNDERSTORMS ARE FORMING AS A RESULT OF THE DAYTIME HEATING AND MOVING SLOWLY WEST. THE STRONGEST STORMS WERE NORTH OF NEWTON TEXAS NEAR WOODVILLE AND ORANGE TEXAS. THE THUNDERSTORMS WILL CONTINUE UNTIL SUNSET AND PRODUCE VERY HEAVY RAINS WITH SOME LOCAL STREET FLOODING POSSIBLE. HAIL ASSOCIATED WITH THE THUNDERSTORMS HAD BEEN OBSERVED. PERSONS THROUGHOUT SOUTHEAST TEXAS SHOULD MONITOR THE LOCAL NOAA WEATHER RADIO..LOCAL TV OR RADIO STATIONS FOR FURTHUR STATEMENTS AND POSSIBLE WARNINGS WHICH MAY BE ISSUED LATER THIS AFTERNOON. IF SEVERE WEATHER APPROACHES YOUR AREA SEEK SAFE SHELTER AND REPORT ANY SEVERE WEATHER DAMAGES TO THE LOCAL NATIONAL WEATHER SERVICE. NNNN
Special weather statement, Jul 30, 3:39 PM CDT, 37 minutes before
LAZ005-006-007-008-011-012-302140- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 435 PM CDT MON JUL 30 1990 AT 425 PM...STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE OCCURRING FROM NEAR OAKDALE...DE RIDDER...AND JASPER TEXAS TO THE KINDER...DE QUINCY ...ORANGE TEXAS...AND BEAUMONT TEXAS AREAS. THE THUNDERSTORMS WERE DRIFTING SLOWLY SOUTHWEST. THE THUNDERSTORMS OVER WESTERN CALCASIEU PARISH...AND OVER BEAUREGARD AND ALLEN PARISHES IN SOUTHWEST LOUISIANA WILL PRODUCE GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTNING...LOCAL FLOODING OF STREETS AND OTHER LOW PLACES ...AND POSSIBLY SOME SMALL HAIL DURING THE NEXT HOUR. RADAR ALSO SHOWED WIDELY SCATTERED SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN OVER SOUTHEAST TEXAS AND OVER THAT PART OF LOUISIANA BETWEEN MANY...MANSFIELD...AND WINNFIELD. ISOLATED SHOWERS AND THUNDERSTORMS WERE SHOWN IN THE GULF 60 MILES SOUTHEAST OF GALVESTON...ALONXG THE SOUTHEAST TEXAS COAST NEAR FREEPORT...AND BETWEEN LAKE CHARLES AND LAFAYETTE.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 4:20 PM CDT | Severe Thunderstorm Warning | LCH | Orange | 55 min |
| Jul 30, 4:40 PM CDT | Severe Thunderstorm Warning | LCH | Jefferson | 65 min |
| Jul 30, 5:53 PM CDT | Severe Thunderstorm Warning | LCH | Angelina | 67 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1990Every severe thunderstorm warning in 1990
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.