Alert archive / Louisiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 7, NWS Shreveport, LA

January 19, 1990Sabine Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Jan 19, 1990, 7:45 PM CST for Sabine Parish, Louisiana. It was in force for 90 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
Jan 19, 1990, 7:45 PM CST (01:45 UTC)
Expired
Jan 19, 1990, 9:15 PM CST
In force
90 min
Issued by
NWS Shreveport, LA
Area
Whole counties

County Sabine Parish, LA

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

TimeReportWhereRemark
Jan 19, 8:15 PM CSTThunderstorm Wind 0Sabine, LA

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 00:00Z, 1.8 hours before the alert went out and 164 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.

Skew-T log-pSkew-T log-p diagram, Lake Charles Mun, LA at 00:00Z on 1990-01-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 962 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 1990-01-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 201 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
962 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
655 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
201 m²/s²
0-3 km storm-relative helicity
218 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Jan 19, 2:13 PM CST, 5 hours 32 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-192200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
210 PM CST FRI JAN 19 1990

TORNADO WATCH IS IN EFFECT FOR A LARGE AREA INCLUDING MUCH OF
NORTHEASTERN TEXAS...AND A SMALL PART OF SOUTHWEST AND THE EXTREME
PART OF NORTHWEST LOUISIANA.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR LATE THIS AFTERNOON THROUGH
THE EVENING HOURS.

THE OLD SQUALL LINE HAS BEEN PROGRESSING EASTWARD ACROSS NORTH TEXAS
AND SOUTHEAST OKLAHOMA AND CONTINUES TO DECAY.  HOWEVER...NEW THUNDER-
STORM DEVELOPMENT WAS TAKING PLACE RAPIDLY FROM THE TEXARKANA AREA
SOUTHWARD THROUGH THE TYLER LONGVIEW AREA TO EAST OF COLLEGE STATION.

THESE THUNDERSTORMS ARE DEVELOPING IN AN AREA FAVORABLE FOR FURTHER
INTENSIFICATION WITHIN THE NEXT HOUR OR SO.  SEVERE STORMS WILL
LIKELY DEVELOP AND SPREAD EAST AND NORTHEAST ACROSS THE NORTHEASTERN
TEXAS COUNTIES INTO SOUTHWEST ARKANSAS AND ADJACENT AREAS OF NORTH-
WESTERN LOUISIANA BY EVENING.

BESIDES THE THUNDERSTORMS THAT ARE DEVELOPING OVER SOUTHWEST ARKANSAS
AND NORTHEAST TEXAS...THUNDERSTORMS WILL ALSO DEVELOP OVER NORTHWEST
LOUISIANA AND INCREASE.
Special weather statement, Jan 19, 2:20 PM CST, 5 hours 25 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-192200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
210 PM CST FRI JAN 19 1990

TORNADO WATCH IS IN EFFECT FOR A LARGE AREA INCLUDING MUCH OF
NORTHEASTERN TEXAS...AND A SMALL PART OF SOUTHWEST ARKANSAS AND
THE EXTREME PART OF NORTHWEST LOUISIANA.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR LATE THIS AFTERNOON THROUGH
THE EVENING HOURS.

THE OLD SQUALL LINE HAS BEEN PROGRESSING EASTWARD ACROSS NORTH TEXAS
AND SOUTHEAST OKLAHOMA AND CONTINUES TO DECAY.  HOWEVER...NEW THUNDER-
STORM DEVELOPMENT WAS TAKING PLACE RAPIDLY FROM THE TEXARKANA AREA
SOUTHWARD THROUGH THE TYLER LONGVIEW AREA TO EAST OF COLLEGE STATION.

THESE THUNDERSTORMS ARE DEVELOPING IN AN AREA FAVORABLE FOR FURTHER
INTENSIFICATION WITHIN THE NEXT HOUR OR SO.  SEVERE STORMS WILL
LIKELY DEVELOP AND SPREAD EAST AND NORTHEAST ACROSS THE NORTHEASTERN
TEXAS COUNTIES INTO SOUTHWEST ARKANSAS AND ADJACENT AREAS OF NORTH-
WESTERN LOUISIANA BY EVENING.

BESIDES THE THUNDERSTORMS THAT ARE DEVELOPING OVER SOUTHWEST ARKANSAS
AND NORTHEAST TEXAS...THUNDERSTORMS WILL ALSO DEVELOP OVER NORTHWEST
LOUISIANA AND INCREASE.
Special weather statement, Jan 19, 3:14 PM CST, 4 hours 31 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-192300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
313 PM CST FRI JAN 19 1990

TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST TEXAS...
A SMALL PART OF SOUTHWEST ARKANSAS AND EXTREME NORTHWEST LOUISIANA.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR MOST OF THE AREA.

THUNDERSTORMS INCREASING RAPIDLY OVER THE SOUTHERN SECTIONS OF
NORTHEAST TEXAS...WILL LIKELY REACH SEVERE INTENSITY WITHIN THE
NEXT HOUR.  WARNINGS MAY BE REQUIRED FOR THE FOLLOWING COUNTIES
IN NORTHEAST TEXAS BY 330 PM.  GREGG...HARRISON...MARION...RUSK
AND PANOLA.

AT 310 PM WEATHER SERVICE RADARS IN SHREVEPORT AND LONGVIEW SHOWED
INTENSE THUNDERSTORMS FROM NEAR LONGVIEW SOUTHWARD TO 20 SOUTH OF
HENDERSON TO 25 SOUTHWEST OF NACGDOCHES TEXAS  THESE STORMS WILL
MOVE NORTHEAST AT 40 TO 50 MPH...AND AS STATED PREVIOUSLY WILL
LIKELY REACH SEVERE INTENSITY WITHIN THE HOUR.

ALSO...A LINE OF THUNDERSTORMS WAS INDECATED AT 310 PM FROM NEAR
DEQUEEN ARKANSAS THROUGH NEAR MT. PLEASANT TEXAS TO NEAR TYLER TO
20 MILES WEST OF JACKSONVILLE.  THE LINE WAS MOVING TO THE EAST
NEAR 25 MPH.

ADDITIONAL INTENSE THUNDERSTORMS WILL DEVELOP AHEAD OF THE LINE
OVER EAST CENTRAL TEXAS AND THE TOLELO BEND COUNTRY INTO THE
ADJACENT AREA OF NORTHWEST LOUISIANA THIS AFTERNOON INTO EARLY
EVENING.  A FEW OF THESE WILL LIKELY REACH SEVERE INTENSITY AS WELL.

X
Special weather statement, Jan 19, 4:33 PM CST, 3 hours 12 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-192300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
430 PM CST FRI JAN 19 1990

...TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST TEXAS AND
A SMALL PART OF SOUTHWEST ARKANSAS AND EXTREME NORTHWEST LOUISIANA...
...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE EXTREME EAST SECTION
OF NORTHEAST TEXAS AND FOR MOST OF NORTHWEST LOUISIANA...

AT 425 PM CST WEATHER SERVICE IN SHREVEPORT SHOWED AN AREA OF
SHOWERS AND THUNDERSTORMS..SOME PROUDCING VERY HEAVY RAINFALL..AND
THAT HAVE PRODUCED DAMAGE NEAR LUFKIN TEXAS.. THE SHOWERS AND
THUNDERSTORMS THAT PRODUCED THE DAMAGE HAVE BEEN MOVING TO THE
NORTHEAST AT 35 MPH AND SHOULD BE ENTERING SHELBY COUNTY IN EAST
TEXAS BY 500 PM.

AT 422 PM WEATHER SERVICE RADAR IN SHREVEPORT SHOWED A BAND OF SHOWERS
AND THUNDERSTORMS ABOUT 15 TO 25 MILES WIDE THAT EXTENDED FROM NEAR
GLENWOOD ARKANSAS SOUTHWEST TO NEAR DEKALB..LONGVIEW..AND
JACKSONVILLE TEXAS.  THIS BAND WAS MOVING TO THE EAST AT 30 MPH.
AHEAD OF THIS BAND..ANOTHER AREA OF SHOWERS AND THUNDERSTORMS..ABOUT
50 MILES WIDE EXTENDED FROM NEAR ATLANTA TEXAS AND SPRINGHILL
LOUISIANA SOUTHWEST ACROSS NORTHWEST LOUISIANA AND EAST TEXAS TO
NEAR LUFKIN TEXAS AND LAKE CHARLES LOUISIANA. THIS SECOND AREA
WAS MOVING TO THE EAST AT 30 MPH.  WITHIN THE BAND AND AREA THE
THUNDERSTORMS WERE SPREADING NORTHEAST AT 35 TO 40 MPH.

AS THE SHOWERS AND THUNDERSTORMS MOVE EAST AND NORTHEAST DURING
THE NEXT COUPLE OF HOURS..LOCALLY HIGH AND POSSIBLY DAMANGING WINDS..
LARGE HAIL..AND POSSIBLE TORNADOES MAY OCCUR.

ALONG WITH THE HEAVIER STORMS LOCALLY HEAVY RAINFALL MAY ALSO OCCUR
AND CAUSE FLOODING STREETS..LOW LYING AND POOR DRAINAGE AREAS.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 19, 6:25 PM CSTSevere Thunderstorm WarningSHVSabine65 min
Jan 19, 7:36 PM CSTSevere Thunderstorm WarningSHVBienville, Red River69 min
Jan 19, 8:04 PM CSTSevere Thunderstorm WarningSHVLincoln, Union86 min
Jan 19, 8:04 PM CSTSevere Thunderstorm WarningSHVNatchitoches86 min
Jan 19, 9:19 PM CSTSevere Thunderstorm WarningSHVJackson, Natchitoches, Winn101 min
Jan 19, 9:19 PM CSTSevere Thunderstorm WarningSHVMorehouse, Ouachita101 min
Jan 20, 12:48 AM CSTSevere Thunderstorm WarningSHVFranklin, Madison, Tensas57 min
Jan 20, 2:40 AM CSTFlash Flood WarningSHVMorehouse, Ouachita, Richland4 hr
Jan 20, 2:40 AM CSTFlash Flood WarningSHVCaldwell, Jackson, Winn4 hr
Jan 20, 2:40 AM CSTFlash Flood WarningSHVNatchitoches, Sabine4 hr

Nearby

Severe Thunderstorm Warnings in Louisiana, 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.