Alert archive / Texas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 80, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jul 4, 1990, 6:45 PM CDT for Jefferson County, Orange County, Texas. It was in force for 45 min. 2 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
- Jul 4, 1990, 6:45 PM CDT (23:45 UTC)
- Expired
- Jul 4, 1990, 7:30 PM CDT
- In force
- 45 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Jefferson County, TX, Orange 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 |
|---|---|---|---|
| Jul 4, 6:55 PM CDT | Thunderstorm Wind 0 | Orange, TX | |
| Jul 4, 7:05 PM CDT | Hail 1.75 | Jefferson, 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 81 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
- 1314 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 894 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 15 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 042345 SVRBPT TXC245-361-050030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PORT ARTHUR TX 645 PM CDT WED JUL 4 1990 THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 730 PM CDT FOR PERSONS IN THE FOLLOWING COUNTIES IN SOUTHEAST TEXAS ...JEFFERSON COUNTY...ORANGE COUNTY AT 643 PM CDT...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM JUST NORTH OF BRIDGE CITY MOVING TO THE WEST AT 15 MPH. THIS STORM WAS BUILDING RAPIDLY AND WILL PRODUCE WINDS TO 70 MPH AND LARGE DAMAGING HAIL. THE STORM WAS MOVING TOWARD SOUTH BEAUMONT AND MID-JEFFERSON COUNTY. WHEN THUNDERSTORMS ARE OCCURRING..7.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. DCG 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 4, 4:41 PM CDT, 2 hours 4 minutes before
LAZ007-008-011-012-042240- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 440 PM CDT WED JUL 4 1990 ...SPECIAL MARINE WARNING IN EFFECT FROM SABINE PASS TO WHITE LAKE UNTIL 545 PM... AT 425 PM...SCATTERED THUNDERSTORMS...WITH VERY HEAVY RAIN...WERE OCCURING ALONG THE COAST FROM 20 MILES NORTHWEST THROUGH 25 MILES WEST OF WHITE LAKE. THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTNING...VERY HEAVY RAIN AND POSSIBLY SOME SMALL HAIL. AN ISOLATED THUNDERSTORM...WITH VERY HEAVY RAIN...WAS SHOWN JUST WEST OF ATCHAFALAYA BAY. THESE THUNDERSTORMS WERE PART OF AN AREA OF SHOWERS AND THUNDERSTORMS WHICH WERE LOCATED nFROM THE BATON ROUGE AND MORGAN CITY AREAS TO THE COAST FROM ATCHAFALAYA BAY TO JUST EAST OF CAMERON. THESE THUNDERSTORMS EXTENDED OVER THE GULF TO 100 MILES OFFSHORE FROM VERMILION BAY TO CAMERON.
Special weather statement, Jul 4, 5:48 PM CDT, 57 minutes before
LAZ007-008-011-012-042345- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 545 PM CDT WED JUL 4 1990 AT 528 PM...SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN WERE LOCATED FROM THE SULPHER AND JENNINGS AREAS TO NEAR CAMERON. THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTNING...VERY HEAVY RAIN AND POSSIBLY SOME SMALL HAIL AS THEY MOVE WEST AT 25 MPH. OTHER THUNDERSTORMS WITH VERY HEAVY RAIN WERE SHOWN OVER THE GULF...50 MILES SOUTHEAST OF CAMERON AND 60 TO 80 MILES SOUTH OF SABINE PASS TEXAS. THESE THUNDERSTORMS WERE MIXED IN AN AREA OF SHOWERS AND THUNDERSTORMS WHICH WERE LOCATED FROM THE MORGAN CITY AND ATCHAFALAYA BAY AREAS TO WHITE LAKE TO NEAR LAKE CHARLES AND CAMERON. THESE THUNDERSTORMS EXTENDED OVER THE GULF TO 70 TO 100 MILES OFFSHORE FROM WHITE LAKE TO CAMERON.
Special weather statement, Jul 4, 6:18 PM CDT, 27 minutes before
TXZ046-048-041400- SPECIAL WEATHER STATEMENT ...CORRECTED FOR TIME NATIONAL WEATHER SERVICE PORT ARTHUR TX 603 PM CDT WED JUL 4 1990 AT 600 PM CDT...WEATHER RADAR SHOWED A THUNDERSTORM JUST EAST OF ORANGE MOVING TO THE WEST AT 15 MPH. THIS STORM WAS DISSIPATING AND WILL PRODUCE WIND GUSTS TO 50 MPH IN THE ORANGE AND VIDOR AREAS BETWEEN 610 PM AND 620 PM. OTHER THUNDESTORMS EXTENDED ALONG THE SABINBE RIVER FROM NEAR NEWTON TO EAST OF SABINE PASS. THUNDERSTORMS EXTENDED INTO THE GULF FROM EQAST OF SABINE PASS TO 100 MILES SOUTH OF HIGH ISLAND. ALL THUNDERSTORMS WERE MOVING WEST AT 15 MPH AND WILL PRODUCE BRIEF HEAVY RAINFALL AND GUSTY WINDS AS WELL AS FREQUENT LIGHTNING. ALL THUNDERSTORMS SHOULD DISSIPATE BY 900 PM THIS EVENING. DCG NNN NNNN
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 7:07 PM CDT | Severe Thunderstorm Warning | LCH | Hardin | 53 min |
| Jul 3, 7:59 PM CDT | Tornado Warning | LCH | Tyler | 31 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.