Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 5, NWS Lake Charles, LA

May 31, 1990Angelina County, San Augustine County, Texas

NWS Lake Charles, LA issued this flash flood warning at May 31, 1990, 7:46 PM CDT for Angelina County, San Augustine County, Texas. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 31, 1990, 7:46 PM CDT (00:46 UTC)
Expired
Jun 1, 1990, 1:00 AM CDT
In force
5 hr
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Angelina County, TX, San Augustine 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

Longview/Gregg, TX (KGGG), launched 00:00Z, 0.8 hours before the alert went out and 116 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 1990-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1990-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 square meters per square second.193958Sfc1 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
11 J/kg
Mixed-layer CIN
-423 J/kg
Mixed-layer LCL
2002 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBPT 010051
FFWBPT
TXC005-405-010245-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED...CORRECTED
NATIONAL WEATHER SERVICE PORT ARTHUR TX
746 PM CDT THU MAY 31 1990

THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  1 AM CDT FRIDAY MORNING
FOR PERSONS IN THE FOLLOWING COUNTIES

IN EAST CENTRAL TEXAS

   ...ANGELINA COUNTY

IN NORTHEAST TEXAS

   ...SAN AUGUSTINE COUNTY

THE FLASH FLOOD WARNING HAS BEEN EXTENDED UNTIL 1AM THIS FRIDAY
MORNING BECAUSE OF NUMEROUS THUNDERSTORMS STILL REDEVELOPING IN THE
WARNED AREA. EARLIER THIS AFTERNOON AND TONIGHT NUMEROUS THUNDERSTORM
S
DUMPED OVER SIX INCHES OF RAIN NEAR LUFKIN TEXAS. MOST FARM ROADS TO
INCLUDE HIGHWAY 69 SOUTH OF LUFKIN WAS COVERED WITH WATER.

PERSONS IN ANGELINA AND SAN AUGUSTINE COUNTIES CAN EXPECT WIDESPREAD
L
FLOODING ALONG THE ANGELINA RIVER AND LAKE SAM RAYBURN. MOST RUNOFF
WILL BE SLOW AND SHOULD PERSIST FOR THE NEXT SEVERAL DAYS.

AT 740 PM TONIGHT THE WEATHER RADAR SHOWED NUMEROUS THUNDERSTORMS WIT
H
VERY HEAVY RAINS NEAR LUFKIN TEXAS AND OVER SAM RAYBURN RESERVOIR.
THE THUNDERSTORMS WERE NEARLY STATIONARY. LATER TONIGHT THE
THUNDERSTORMS AND VERY RAINS WILL DRIFT SLOWLY SOUTH INTO TYLER
COUNTY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUB3JECT TO FLOODING WHEN WATER BEGINS RISING.

NNNN

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, May 31, 4:34 PM CDT, 3 hours 12 minutes before
LAZ005-006-007-008-011-012-312240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
435 PM CDT THU MAY 31 1990

...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT FOR CENTRAL LOUISIANA
   AND INCLUDES GRANT...LA SALLE...RAPIDES AND VERNON PARISHES...

AT 425 PM...NUMEROUS STRONG THUNDERSTORMS...WITH VERY HEAVY RAIN...WERE
LOCATED FROM BATON ROUGE TO VILLE PLATT TO ALEXANDRIA TO MANY AND EXTENDED
WEST INTO TEXAS TO LUFKIN.

STRONG GUSTY WINDS...FREQUENT CLOUD TO GROUND LIGHTNING...AND VERY HEAVY
RAINFALL...CAN BE ANTICIPATED WITH THESE THUNDERSTORMS AS THEY MOVE
EAST AT 25 MILES AN HOUR.

THE THUNDERSTORMS WERE PART OF A LARGER AREA OF SHOWERS AND THUNDERSTORMS
THAT COVERED MUCH OF NORTHERN AND CENTRAL LOUISIANA AND PART OF EAST
TEXAS.  THE AREA WAS GENERALLY NORTH OF A LINE FROM BATON ROUGE TO
LEESVILLE TO LAKE LIVINGSTON TEXAS.

RAIN CONTINUED TO MOVE ACROSS GRANT AND LA SALLE AND RAPIDES PARISHES
DURING THE PAST PAST HOUR.  NO REPORTS OF FLOODING HAVE BEEN RECEIVED
...HOWEVER RESIDENTS OF THESE AREAS SHOULD CHECK PREPAREDNESS
REQUIREMENTS...STAY AWAY FROM LOW LYING AREAS OR ROADWAYS...AND BE
READY TO TAKE QUICK ACTION IF FLOODING BEGINGSv OR A WARNING IS ISSUED.
Special weather statement, May 31, 5:42 PM CDT, 2 hours 4 minutes before
LAZ005-006-007-008-011-012-312345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
540 PM CDT THU MAY 31 1990

...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT FOR CENTRAL LOUISIANA
   AND INCLUDES GRANT...LA SALLE...RAPIDES AND VERNON PARISHES...

AT 525 PM THUNDERSTORMS...WITH HEAVY RAIN...WERE LOCATED FROM LAFAYETTE
TO 30 MILES WEST OF OF ALEXANDRIA TO THE SOUTHERN END OF TOLEDO BEND
RESOVOIR.

WINDS OF 40 TO 45 MILES AN HOUR...SMALL HAIL...VERY HEAVY RAINFALL AND
DANGEROUG LIGHTNING CAN BE EXPECTED WITH THE PASSAGE OF THESE STORMS.

THE THUNDERSTORMS WERE PART OF A LARGER AREA OF SHOWERS AND THUNDERSTORMS
THAT COVERED MUCH OF LOUISIANA AND PART OF EAST TEXAS. THE AREA WAS

RAIN CONTINUED TO MOVE ACROSS GRANT AND LA SALLE AND RAPIDES PARISHES
DURING THE PAST PAST HOUR.  NO REPORTS OF FLOODING HAVE BEEN RECEIVED
...HOWEVER RESIDENTS OF THESE AREAS SHOULD CHECK PREPAREDNESS
REQUIREMENTS...STAY AWAY FROM LOW LYING AREAS OR ROADWAYS...AND BE
READY TO TAKE QUICK ACTION IF FLOODING BEGINGS OR A WARNING IS ISSUED.
Special weather statement, May 31, 5:47 PM CDT, 1 hour 59 minutes before
LAZ005-006-007-008-011-012-312345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
540 PM CDT THU MAY 31 1990

...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT FOR CENTRAL LOUISIANA
   AND INCLUDES GRANT...LA SALLE...RAPIDES AND VERNON PARISHES...

AT 525 PM THUNDERSTORMS...WITH HEAVY RAIN...WERE LOCATED FROM LAFAYETTE
TO 30 MILES WEST OF OF ALEXANDRIA TO THE SOUTHERN END OF TOLEDO BEND
RESOVOIR.

WINDS OF 40 TO 45 MILES AN HOUR...SMALL HAIL...VERY HEAVY RAINFALL AND
DANGEROUG LIGHTNING CAN BE EXPECTED WITH THE PASSAGE OF THESE STORMS.

THE THUNDERSTORMS WERE PART OF A LARGER AREA OF SHOWERS AND THUNDERSTORMS
THAT COVERED MUCH OF LOUISIANA AND PART OF EAST TEXAS. THE AREA WAS
GENERALLY NORTH OF A LINE FROM NEW IBERIA TO DE RIDDER TO  LAKE LIVINSTON.

THE THUNDERSTORMS WERE MOVING EAST AT 25 MILES AN HOUR ACROSS THE WESTERN
PORTION OF THE STATE AND SOUTH AT 25 MILES AN HOUR ACROSS CENTRAL
AND SOUTHCENTRAL LOUISIANA.

RAIN CONTINUED ACROSS GRANT..LASALLE..RAPIDES AND VERNON PARISHES
DURING THE PAST PAST HOUR.  NO REPORTS OF FLOODING HAVE BEEN RECEIVED
...HOWEVER RESIDENTS OF THESE AREAS SHOULD CHECK PREPAREDNESS
REQUIREMENTS...STAY AWAY FROM LOW LYING AREAS OR ROADWAYS...AND BE
READY TO TAKE QUICK ACTION IF FLOODING IS OBSERVED OR A WARNING IS
ISSUED.
Special weather statement, May 31, 6:31 PM CDT, 1 hour 15 minutes before
LAZ005-006-007-008-011-012-010045-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
635 PM CDT THU MAY 31 1990

...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT FOR CENTRAL LOUISIANA
   AND INCLUDES GRANT...LA SALLE...RAPIDES AND VERNON PARISHES...

AT 625 PM THUNDERSTORMS...WITH HEAVY RAIN...WERE LOCATED NEAR ABBEVILLE
AND ACROSS VERNON...BEAUREGUARD AND ALLEN PARISHES.

WINDS OF 40 TO 45 MILES AN HOUR...SMALL HAIL...VERY HEAVY RAINFALL AND
DANGEROUG LIGHTNING CAN BE EXPECTED WITH THE PASSAGE OF THESE STORMS.

THE THUNDERSTORMS WERE PART OF A LARGER AREA OF SHOWERS AND THUNDERSTORMS
THAT COVERED MOST OF LOUISIANA AND PART OF EAST TEXAS. THE AREA WAS
GENERALLY NORTH OF A LINE FROM INTRACOSASTAL CITY TO PORT ARTHUR TO JUST
SOUTH OF LAKE LIVINGSTON.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 25 MILES AN HOUR ACROSS THE
WESTERN PORTION OF THE STATE AND SOUTHWEST AT 25 MILES AN HOUR THE REST
OF THE STATE.

RAIN CONTINUED ACROSS GRANT..LASALLE..RAPIDES AND VERNON PARISHES
DURING THE PAST PAST HOUR.  NO REPORTS OF FLOODING HAVE BEEN RECEIVED
...HOWEVER RESIDENTS OF THESE AREAS SHOULD CHECK PREPAREDNESS
REQUIREMENTS...STAY AWAY FROM LOW LYING A"REAS OR ROADWAYS...AND BE
READY TO TAKE QUICK ACTION IF FLOODING IS OBSERVED OR A WARNING IS
ISSUED.
Special weather statement, May 31, 6:42 PM CDT, 1 hour 4 minutes before
TXZ048-010145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
642 PM CDT THU MAY 31 1990

...ORANGE COUNTY TEXAS SHOULD EXPECT WIND GUSTS TO 40 MPH TONIGHT...

AT 635 PM TONIGHT AN OUTFLOW BOUNDRY MOVING OVER LAKE CHARLES
LOUISIANA PRODUCED SOUTHWEST WINDS GUSTING TO 40 MPH. THE WINDS MAY
INCREASE RAPIDLY OVER LAKE SABINE AND ORANGE TEXAS AS A RESULT OF
THIS. ALL BOATERS OVER LAKE SABINE SHOULD HEAD FOR PORT. WEATHER
CONDITIONS ARE STARTING TO DETERIATE WITH THE POSSIBILITY OF RAIN AND
THUNDERSTORMS DEVELOPING IN THE GOLDEN TRIANGLE LATER TONIGHT.

NNNN
Special weather statement, May 31, 7:35 PM CDT, 11 minutes before
LAZ005-006-007-008-011-012-010140-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
735 PM CDT THU MAY 31 1990

...A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT FOR CENTRAL LOUISIANA
   AND INCLUDES GRANT...LA SALLE...RAPIDES AND VERNON PARISHES...

AT 725 PM THUNDERSTORMS...WITH HEAVY RAIN...WERE LOCATED OVER
BEAUREGUARD  PARISH.

WINDS OF 40 TO 45 MILES AN HOUR...SMALL HAIL...VERY HEAVY RAINFALL AND
DANGEROUG LIGHTNING CAN BE EXPECTED WITH THE PASSAGE OF THESE STORMS.

THE THUNDERSTORMS WERE PART OF A LARGER AREA OF SHOWERS AND THUNDERSTORMS
THAT COVERED MOST OF LOUISIANA AND PART OF EAST TEXAS.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 25 MILES AN HOUR ACROSS THE
WESTERN PORTION OF THE STATE AND SOUTHWEST AT 25 MILES AN HOUR THE REST
OF THE STATE.

RAIN CONTINUED ACROSS GRANT..LASALLE..RAPIDES AND VERNON PARISHES
DURING THE PAST PAST HOUR.  NO REPORTS OF FLOODING HAVE BEEN RECEIVED
...HOWE`VER RESIDENTS OF THESE AREAS SHOULD CHECK PREPAREDNESS
REQUIREMENTS...STAY AWAY FROM LOW LYING AREAS OR ROADWAYS...AND BE
READY TO TAKE QUICK ACTION IF FLOODING IS OBSERVED OR A WARNING IS
ISSUED.

Nearby

Flash Flood Warnings in Texas, 1990Every flash flood 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.