Alert archive / Texas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 60, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Jun 4, 1990, 5:16 PM CDT for Jefferson County, Texas. It was in force for 44 min. 1 report 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
- Jun 4, 1990, 5:16 PM CDT (22:16 UTC)
- Expired
- Jun 4, 1990, 6:00 PM CDT
- In force
- 44 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Jefferson 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 |
|---|---|---|---|
| Jun 4, 5:18 PM CDT | Hail 1 | 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, 10.3 hours before the alert went out and 96 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
- 480 J/kg
- Mixed-layer CIN
- -164 J/kg
- Mixed-layer LCL
- 932 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBPT 042216 SVRBPT TXC245-042300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PORT ARTHUR TX 516 PM CDT MON JUN 4 1990 THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 PM CDT FOR PERSONS IN THE FOLLOWING COUNTIES IN SOUTHEAST TEXAS ...NORTHERN JEFFERSON COUNTY AT 513 PM CDT...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM NEAR CHINA IN NORTHWEST JEFFERSON COUNTY AND ANOTHER SEVERE THUNDERSTORM OVER BEAUMONT. LARGE HAIL AND DAMAGING WIND WILL ACCOMPANY THESE SEVERE STORMS. THEY ARE SHOWING NO MOVEMENT AND A FLASH FLOOD WARNING IS ALSO IN EFFECT FOR NORTHERN JEFFERSON COUNTY AND THE CITY OF BEAUMONT. 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. 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, Jun 4, 4:20 PM CDT, 56 minutes before
TXZ046-048-042215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 420 PM CDT MON JUN 4 1990 AT 410 PM CDT...WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL HAD DEVELOPED RAPIDLY ACROSS THE NORTHERN FRINGE OF THE GOLDEN TRIANGLE. THE LINE EXTENDED FROM VIDOR ACROSS BEAUMONT AND SOUR LAKE TO NORTH HOUSTON. THE LINE WAS NOT SHOWING ANY MOVEMENT. THE LACK OF ANY MOVEMENT WILL CAUSE URBAN FLOODING IN VIDOR...BEAUMONT AND SOUR LAKE. THE HEAVY RUNOFF WILL CAUSE CANALS AND BAYOUS TO FILL AND DITCHES TO FLOOD. MOTORIST SHOULD NOT ATTEMPT CROSSING DEEP OR SWIFT WATER ACROSS ANY ROADS OR HIGHWAYS. THESE STORMS DEVELOPED AT A BAD TIME WITH AFTERNOON HOMEBOUND TRAFFIC BEGINNING. ALLOW EXTRA DRIVING TIME OR STAY IN TOWN FOR A WHILE UNTIL THE THUNDERSTORMS DISSIPATE AROUND SUNSET. ADDITIONAL STATEEMENTS OR POSSIBLE WARNINGS WILL BE ISSUED BY THE PORT ARTHUR WEATHER OFFICE ON THE WEATHER RADIO THROUGH THE AFTERNOON. DCG NNNN
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 7:02 PM CDT | Severe Thunderstorm Warning | LCH | Jasper, Newton | 58 min |
| Jun 4, 5:13 PM CDT | Flash Flood Warning | LCH | Jefferson | 3 hr |
| Jun 4, 5:28 PM CDT | Severe Thunderstorm Warning | LCH | Orange | 32 min |
| Jun 4, 5:48 PM CDT | Severe Thunderstorm Warning | LCH | Newton | 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.