Alert archive / Louisiana / Flash Flood Warnings in 1987

Flash Flood Warning 3, NWS Shreveport, LA

November 16, 1987Caldwell Parish, Jackson Parish, Winn Parish, Louisiana

NWS Shreveport, LA issued this flash flood warning at Nov 16, 1987, 4:15 AM CST for Caldwell Parish, Jackson Parish, Winn Parish, Louisiana. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Nov 16, 1987, 4:15 AM CST (10:15 UTC)
Expired
Nov 16, 1987, 6:30 AM CST
In force
2 hr
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Caldwell Parish, LA, Jackson Parish, LA, Winn Parish, LA

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 00:00Z, 10.3 hours before the alert went out and 205 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, Longview/Gregg, TX at 00:00Z on 1987-11-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1248 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, Longview/Gregg, TX at 00:00Z on 1987-11-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 287 square meters per square second.1939587897Sfc1 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
1248 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
695 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
287 m²/s²
0-3 km storm-relative helicity
316 m²/s²
Significant tornado parameter
2.5
Supercell composite
9.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSHV 161020
FFWSHV
LAC127-049-021-161230-

BULLETIN...EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
415 AM CST MON NOV 16 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE
UNTIL 6:30 AM CST   FOR PEOPLE IN THE FOLLOWING PARISHES IN

NORTH LOUISIANA...WINN...CALDWELL AND JACKSON.

HEAVY RAINS CONTINUE ACROSS NORTH LOUISIANA...EAST TEXAS AND SOUTHWEST
ARKANSAS. RAINS OF TWO TO FOUR INCHES ARE BEING PRODUCED BY THE HEAVY
THUNDERSTORMS.
SMALL BAYOUS AND STREAMS WILL BE ON THE RISE AND POUNDING OF WATER IN
LOW AREAS WILL CONTINUE. ROADWAYS WILL CONTINUE TO BE AFFECTED.

What forecasters said that day

The local office's own words before this flash flood 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, Nov 15, 10:32 PM CST, 5 hours 43 minutes before
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1020 PM CST SUN NOV 15 1987

...THE SEVERE THUNDERSTORM WARNING ISSUED EARLIER HAS EXPIRED...
...A TORNADO WATCH REMAINS IN EFFECT FOR THE ARKLATEX TONIGHT...

AT 10:10 PM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED
A BAND OF SHOWERS AND THUNDERSTORMS ABOUT 45 MILES WIDE THAT EXTENDED
FROM NEAR WARREN ARKANSAS ACROSS THE MONROE AND COLUMBIA AREAS TO NEAR
OBERLIN LOUISIANA. WITHIN THIS BAND STRONG THUNDERSTORMS WERE NOTED
NEAR RAYVILLE AND SOUTHWEST OF COLUMBIA LOUISIANA.
MOVEMENT WAS NORTHEAST NEAR 30 MPH.

ANOTHER BAND OF SHOWERS AND THUNDERSTORMS ABOUT 50 MILES WIDE EXTENDED
FROM NEAR PRESCOTT ARKANSAS ACROSS SHREVEPORT TO NEAR LUFKIN TEXAS.
STRONG STORMS WERE LOCATED FROM PLAIN DEALING TO WEST OF SHREVEPORT.
MOVEMENT WAS EAST NEAR 5 MPH.

STRONG TO HIGH WIND GUSTS AND HEAVY RAINS OF ONE TO THREE INCHES
WHICH WILL CAUSE SOME STREET AND LOW AREA FLOODING CONTINUE
TO ACCOMPANY THE STORMS.
Special weather statement, Nov 16, 12:05 AM CST, 4 hours 10 minutes before
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1155 PM CST SUN NOV 15 1987

...A TORNADO WATCH REMAINS IN EFFECT FOR THE PARTS OF THE ARKLATEX...

AT 11:45 PM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED
A BAND OF SHOWERS AND THUNDERSTORMS ABOUT 70 MILES WIDE THAT EXTENDED
FROM NEAR NASHVILLE ARKANSAS ACROSS SHREVEPORT TO NEAR WOODVILLE TEXAS.
WITHIN THIS BAND HEAVY THUNDERSTORMS WERE NOTED FROM NEAR PLAIN DEALING
LOUISIANA TO SHREVEPORT TO MANSFIELD LOUISIANA. THE STORMS WERE MOVING
NORTHEAST NEAR 20 MPH...WHILE THE SYSTEM WAS DRIFTING EAST NEAR 5 MPH.

ANOTHER BAND OF SHOWERS AND THUNDERSTORMS ABOUT 50 MILES WIDE EXTENDED
FROM NEAR HAMBURG ARKANSAS ACROSS MONROE TO ALEXANDRIA LOUISIANA. HEAVY
STORMS WERE LOCATED FROM MONROE TO COLUMBIA AND NEAR HARRISONBURG.
MOVEMENT WAS NORTHEAST NEAR 35 MPH.

STRONG TO HIGH WIND GUSTS AND HEAVY RAINS OF ONE TO THREE INCHES
WHICH WILL CAUSE SOME STREET AND LOW AREA FLOODING CONTINUE
TO ACCOMPANY THE STORMS.

A FLASH FLOOD WARNING REMAINS IN EFFECT FOR PARTS OF CADDO PARISH
AND HARRISON COUNTY.

THE STORMS OVER CENTRAL LOUISIANA ARE INCREASING AND MAY REQUIRE
WARNINGS WITHIN THE HOUR.
Special weather statement, Nov 16, 1:06 AM CST, 3 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
100 AM CST MON NOV 16 1987

...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR CADDO..BOSSIER AND
DESOTO PARISHES...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR
FRANKLIN AND TENSAS PARISHES...

AT 12:50 AM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED
A BAND OF SHOWERS AND THUNDERSTORMS ABOUT 70 MILES WIDE THAT EXTENDED
FROM NEAR PRESCOTT ARKANSAS OVER BENTON LOUISIANA TO NEAR NEWTON TEXAS.
WITHIN THE BAND HEAVY THUNDERSTORMS WERE NOTED FROM MINDEN TO COUSHATTA
LOUISIANA AND FROM SHREVEPORT TO TENAHA TEXAS. THE STORMS WERE MOVING
NORTHEAST NEAR 20 MPH...WHILE THE SYSTEM WAS DRIFTING EAST NEAR 5 MPH.

ANOTHER BAND OF SHOWERS AND THUNDERSTORMS ABOUT 50 MILES WIDE EXTENDED
FROM NEAR HAMBURG ARKANSAS ACROSS RAYVILLE TO ALEXANDRIA LOUISIANA.
HEAVY STORMS WERE LOCATED FROM TALLULAH TO ST JOSEPH.

MOVEMENT WAS NORTHEAST NEAR 35 MPH.
STRONG TO HINGH WIND GUSTS AND HEAVY RAINS OF ONE TO THREE INCHES
CONTINUE TO ACCOMPANY THE STORMS.
Special weather statement, Nov 16, 1:19 AM CST, 2 hours 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
100 AM CST MON NOV 16 1987

...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR CADDO..BOSSIER AND
DESOTO PARISHES...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR
FRANKLIN AND TENSAS PARISHES...

AT 12:50 AM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED
A BAND OF SHOWERS AND THUNDERSTORMS ABOUT 70 MILES WIDE THAT EXTENDED
FROM NEAR PRESCOTT ARKANSAS OVER BENTON LOUISIANA TO NEAR NEWTON TEXAS.
WITHIN THE BAND HEAVY THUNDERSTORMS WERE NOTED FROM MINDEN TO COUSHATTA
LOUISIANA AND FROM SHREVEPORT TO TENAHA TEXAS. THE STORMS WERE MOVING
NORTHEAST NEAR 20 MPH...WHILE THE SYSTEM WAS DRIFTING EAST NEAR 5 MPH.

ANOTHER BAND OF SHOWERS AND THUNDERSTORMS ABOUT 50 MILES WIDE EXTENDED
FROM NEAR HAMBURG ARKANSAS ACROSS RAYVILLE TO ALEXANDRIA LOUISIANA.
HEAVY STORMS WERE LOCATED FROM TALLULAH TO ST JOSEPH.

MOVEMENT WAS NORTHEAST NEAR 35 MPH.
STRONG TO HIUGH WIND GUSTS AND HEAVY RAINS OF ONE TO THREE INCHES
CONTINUE TO ACCOMPANY THE STORMS.
Special weather statement, Nov 16, 2:19 AM CST, 1 hour 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
215 AM CST MON NOV 16 1987

...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR CADDO..BOSSIER AND
DESOTO PARISHES...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR
FRANKLIN AND TENSAS PARISHES...

AT 2:10 AM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED
A AREA OF SHOWERS AND THUNDERSTORMS THE LEADING EDGE THAT EXTENDED FROM
NEAR RISON ARKANSAS TO MONROE LOUISIANA TO ALEXANDRIA TO JASPER TEXAS.
WITHIN THE AREA HEAVY THUNDERSTORMS WERE NOTED FROM FARMERVILLE TO NEAR
JONESBORO LOUISIANA TO NEAR HEMPHILL TEXAS. OTHER STRONG STORMS WERE
NOTED SOUTHEAST OF CARTHAGE TEXAS AND SOUTHWEST OF LONGVIEW.
THE TRAILING EDGE OF SHOWERS AND THUNDERSTORMS EXTENDED FROM DIERKS
ARKANSAS TO LINDEN TEXAS TO NEAR PALESTINE TEXAS. MOVEMENT WAS EAST
NEAR 40 MPH. HEAVY RAINS AND STRONG TO HIGH WIND GUSTS WERE NOTED
WITH THE STRONGER STORMS.

TO THE EAST A SEVERE THUNDERSTORM WAS LOCATED 8 MILES EAST OF WINNSBORO
LOUISIANA. MOVEMENT WAS NORTHEAST NEAR 35 MPH.

HEAVY RAINS CONTINUE ACROSS THE AREA AND A FLASH FLOOD WATCH REMAINS
IN EFFECT.
Local storm report, Nov 16, 2:54 AM CST, 1 hour 21 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
250 AM CST MON NOV 16 1987

6:00 PM...TORNADO EAST OF DIANA DOWNED TREES AND POWER LINES ALONG
          THE UPSHUR/HARRISON COUNTY TEXAS LINE.

6:25 PM...TORNADO DOWNED TREES ALONG THE WESTERN SHORE OF LAKE O THE
          PINES IN UPSHUR AND MARION COUNTIES TEXAS.

6:15 PM...TORNADO NEAR JERICO TEXAS IN SHELBY COUNTY TREES DOWN AND
          FOUR CHICKEN HOUSES DESTROYED.

6:18 PM...TORNADO DESTROYED STORE AND DAMAGED EIGHT HOUSES 2 MILES
          SOUTH OF CENTER TEXAS IN SHELBY COUNTY.

6:20 PM...TORNADO IN CENTER TEXAS IN SHELBY COUNTY. ROOF OFF SCHOOL
          WITH 10 CLASSROOMS DAMAGED...FOUR STORES DAMAGED...ONE HOME
          DESTROYED...60 MOBILE HOMES DESTROYED...TREES AND POWER LINES
          DOWN. FIVE INJURIES.
.
6:30 PM...TORNADO 5 MILES WEST OF JOAQUIN TEXAS IN SHELBY COUNTY.
          FIVE HOMES DAMAGED AND ONE DESTROYED. TWO MAJOR GAS LEAKS.

6:28 PM...TORNADO DOWNED TREES NEAR TENAHA TEXAS IN SHELBY COUNTY
          BLOCKING US HWY 84.

6:35 PM...TORNADO DOWNED TREES AND POWER LINES NEAR DEADWOOD TEXAS
          IN PANOLA COUNTY.

6:40 PM...TORNADO AT LONGSTREET LOUISIANA IN DESOTO PARISH. SEVERAL
          HOUSES DESTROYED...TRAILERS DESTROYED. FIVE INJURIES.

6:50 PM...TORNADO AT KEATCHIE LOUISIANA IN DESOTO PARISH. DAIRY BARN
          DESTROYED...SEVERAL TRAILERS AND ONE HOME DAMAGED. TREES
          AND POWER LINES DOWN. ONE DEATH AND TWO INJURIES.

7:00 PM...TORNADO NEAR STONEWALL LOUISIANA IN DESOTO PARISH. TREES
          AND POWER LINES DOWN.

7:15 PM TO 7:35 PM...TORNADO IN THE SOUTHEAST SECTIONS OF SHREVEPORT
          LOUISIANA IN CADDO PARISH. TREES AND POWER LINES DOWN...
          IN THE DEEP WOOD AREA ONE HOUSE DESTROYED AND TWO ROOFS
          OFF. SOUTHVIEW MOBILE HOME PARK 35 TRAILERS DAMAGED.
          NUMEROUS REPORTS OF ROOF...SIGN AND WINDOW DAMAGE ALONG
          WITH NUMEROUS TREES DOWNED. SEVERAL INJURIES.

7:40 PM...TORNADO IN BOSSIER CITY IN BOSSIER PARISH. TREES AND SIGNS
          DOWN. ROOF OFF ONE HOUSE.

5:00 TO 8:00 PM...NUMEROUS REPORTS OF PEA TO MARBLE SIZE HAIL.

REPORTS INCOMPLETE...

11:00PM...FLOODING REPORTED ALONG I-20 IN EASTERN HARRISON COUNTY
          TEXAS. WASKOM TEXAS REPORTED 5.34 INCHES OF RAIN.

11:05PM...FLOODING REPORTED EAST OF GREENWOOD LOUISIANA IN CADDO
          PARISH ALONG I-20...ROAD CLOSED.

12:50AM...SOME EVACUATIONS IN PLAIN DEALING LOUISIANA IN BOSSIER
          PARISH DUE TO HIGH WATER.

1:00 AM...TRAILER ROLLED AND TREES DOWNED IN FRANKLIN PARISH WEST
          OF BAKERS.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 6:20 PM CSTSevere Thunderstorm WarningSHVBossier, Caddo, De Soto70 min
Nov 15, 6:25 PM CSTTornado WarningSHVBossier, Caddo65 min
Nov 15, 6:25 PM CSTTornado WarningSHVDe Soto65 min
Nov 15, 7:25 PM CSTTornado WarningSHVBossier, Caddo, Webster65 min
Nov 15, 9:15 PM CSTSevere Thunderstorm WarningSHVMorehouse, Ouachita, Richland60 min
Nov 16, 12:20 AM CSTTornado WarningSHVFranklin, Tensas70 min
Nov 16, 12:30 AM CSTFlash Flood WarningSHVBossier, Caddo, De Soto4 hr
Nov 16, 1:45 AM CSTSevere Thunderstorm WarningSHVFranklin, Tensas60 min
Nov 16, 3:20 AM CSTSevere Thunderstorm WarningSHVTensas55 min
Nov 16, 5:05 AM CSTSevere Thunderstorm WarningSHVMadison55 min
Nov 16, 9:47 AM CSTSevere Thunderstorm WarningSHVBossier, Webster58 min
Nov 16, 9:47 AM CSTSevere Thunderstorm WarningSHVCaddo58 min
Nov 16, 10:00 AM CSTFlash Flood WarningSHVCaldwell, Franklin, Jackson, Ouachita, Winn4 hr
Nov 16, 10:00 AM CSTFlash Flood WarningSHVDe Soto, Sabine4 hr
Nov 16, 10:00 AM CSTFlash Flood WarningSHVBienville, Bossier, Caddo, Natchitoches, Red River4 hr
Nov 16, 10:00 AM CSTFlash Flood WarningSHVClaiborne, Webster4 hr
Nov 16, 1:10 PM CSTSevere Thunderstorm WarningSHVFranklin, Madison, Tensas58 min
Nov 16, 4:25 PM CSTFlash Flood WarningSHVCaldwell, Ouachita4 hr
Nov 16, 4:25 PM CSTFlash Flood WarningSHVFranklin, Madison, Richland, Tensas4 hr

Nearby

Flash Flood Warnings in Louisiana, 1987Every flash flood warning in 1987

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.