Alert archive / Texas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 17, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 26, 1990, 4:31 PM CDT for Tyler County, Texas. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- Apr 26, 1990, 4:31 PM CDT (21:31 UTC)
- Expired
- Apr 26, 1990, 5:30 PM CDT
- In force
- 59 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.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.5 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
- 447 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 642 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBPT 262131 SVRBPT TXC457-262230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PORT ARTHUR TX 431 PM CDT THU APR 26 1990 THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM CDT FOR PERSONS IN THE FOLLOWING COUNTIES IN SOUTHEAST TEXAS ...TYLER COUNTY AT 420 PM CDT A SEVERE THUNDERSTORM WAS 5 MILES WEST OF WOODVILLE TEXAS MOVING NE AT 30 MPH. THIS THUNDERSTORM WILL PRODUCE DAMAGING THUNDERSTORMS WINDS WITH VERY HEAVY RAINFALL. DAMAGING WINDS AHEAD OF THIS THUNDERSTORM KNOCKED DOWN A TREE WHICH FELL ON A HOUSE IN WARREN TEXAS. POSSIBLE TORNADOES MAY OCCUR WITH THIS THUNDERSTORM. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. 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, Apr 26, 3:22 PM CDT, 1 hour 9 minutes before
TXZ033-262130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 322 PM CDT THU APR 26 1990 ...THUNDERSTORM SOUTH OF LUFKIN... AT 315 PM CDT...WEATHER RADAR SHOWED A THUNDERSTORM WITH HEAVY RAINFALL LOCATED SOUTH OF LUFKIN NEAR DIBOLL MOVING NORTHEAST AT 40 MPH. THIS THUNDERSTORM WAS ENLARGING AND INTENSIFYING RAPIDLY AND MAY PRODUCE HAIL AND STRONG WINDS AS IT MOVES TOWARDS HUNTINGTON AND LAKE RAYBURN. BOATERS...FISHERMEN AND CAMPERS SHOULD MOVE FOR A MORE SAFE LOCATION TO AVOID BEING CAUGHT IN OPEN WATER OR FLYING DEBRIES IN CAMPSITES. THIS STORM WAS THE NORTHERN MOST STORM OF A LINE OF THUNDERSTORMS THAT EXTENDED SOUTHWARD ACROSS LIVINGSTON TO HOUSTON. THERE HAS BEEN SEVERE WEATHER REPORTED ALONG THE SOUTHERN PART OF THE LINE. THE LINE WAS MOVING EAST AT 15 MPH WHILE THE STORMS WERE MOVING UP THE LINE AT 40 MPH. A TORNADO WATCH REMAINS IN EFFECT UNTIL 6 PM THIS AFTERNOON AND A FLASH FLOOD WATCHP REMAINS IN EFFECT THROUGH TONIGHT FOR THE EAST TEXAS LAKES AREA AND PINEY WOODS. DCG NNNN
Special weather statement, Apr 26, 3:47 PM CDT, 44 minutes before
LAZ005-006-007-008-011-012-262145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 343 PM CDT THU APR 26 1990 AT 330 PM...A LINE OF NUMEROUS STRONG THUNDERSTORMS WAS NOW SHOWN IN SOUTHEAST TEXAS FROM WELL NORTH OF LUFKIN SOUTH ACROSS THE EAST PART OF LAKE LIVINGSTON TO HOUSTON AND JUST NORTH OF FREEPORT. SCATTERED THUNDERSTORMS WERE ALSO LOCATED AHEAD OF THIS LINE FROM SOUTHEAST OF LAKE LIVINGSTON TO NORTH OF BEAUMONT TO THE SABINE RIVER WEST AND NORTHWEST OF DEQUINCY LOUISIANA. THE LINE OF THUNDERSTORMS IN SOUTHEAST TEXAS WAS MOVING EAST AT 25 MPH. A FEW THUNDERSTORMS WITH BRIEF VERY GUSTY WINDS...BRIEF HEAVY RAINS... AND DANGEROUS LIGHTNING WILL MOVE INTO THE WEST PARTS OF VERNON AND BEAUREGARD PARISHES WITHIN THE NEXT HOUR. A FEW SHOWERS DEVELOPED AROUND BATON ROUGE THIS HOUR.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 5:48 PM CDT | Tornado Warning | LCH | Jefferson | 27 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.