Alert archive / Texas / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 257, NWS Shreveport, LA

September 19, 1995Nacogdoches County, Texas

NWS Shreveport, LA issued this severe thunderstorm warning at Sep 19, 1995, 8:12 PM CDT for Nacogdoches County, Texas. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Sep 19, 1995, 8:12 PM CDT (01:12 UTC)
Expired
Sep 19, 1995, 9:15 PM CDT
In force
63 min
Issued by
NWS Shreveport, LA
Area
Whole counties

County Nacogdoches County, TX

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 1.2 hours before the alert went out and 126 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, Shreveport, LA at 00:00Z on 1995-09-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 618 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, Shreveport, LA at 00:00Z on 1995-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -88 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
618 J/kg
Mixed-layer CIN
-113 J/kg
Mixed-layer LCL
883 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-88 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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, Sep 19, 5:11 PM CDT, 3 hours 1 minute before
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Special weather statement, Sep 19, 5:12 PM CDT, 3 hours before
ARZ050-051-059>061-070>073-LAZ001>006-010>012-OKZ077-TXZ097-112-126-
137-138-150>153-192315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
512 PM CDT TUE SEP 19 1995

...LINE OF STRONG THUNDERSTORMS CONTINUES TO MARCH EAST AND SOUTHEAST
ACROSS SOUTHERN ARKANSAS - NORTHWEST LOUISIANA AND NORTHEAST TEXAS...

...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHEAST TEXAS TONIGHT...

AT 510 PM...RADAR INDICATED A 25 MILE WIDE LINE OF THUNDERSTORMS
FROM EL DORADO ARKANSAS TO HOMER AND MINDEN LOUISIANA TO SHREVEPORT
TO JUST EAST OF LONGVIEW TEXAS.

MOVEMENT WAS EAST AND SOUTHEAST AT 30 MPH.

SOME OF THE STRONGER STORMS ARE CAPABLE OF PRODUCING FROM ONE TO
ONE AND HALF INCHES OF RAIN IN A SHORT PERIOD OF TIME ALONG WITHE
WINDS OF 30 TO 45 MPH AND DANGEROUS LIGHTNING.

THE HEAVY RAIN WILL PRODUCING SOME PONDING OF WATERS ON ROADWAYS
AND FLOODING OF LOW LYING AREAS AND UNDERPASSES.

THE STRONGEST STORMS WERE INDICATED OVER SHREVEPORT...JUST SOUTH OF
EL DORADO ARKANSAS AND 10 MILES NORTHWEST OF FARMERVILLE LOUISIANA.

AHEAD OF THESE LINES OF THUNDERSTORMS WINDS OF 30 TO 45 MPH
WERE OCCURRING ALONG A LINE FROM RUSTON LOUISIANA TO RINGGOLD
TO CARTHAGE AND HENDERSON TEXAS.

THIS LINE OF STRONG WINDS WAS MOVING SOUTH AT 20 MPH.

WIDESPREAD RAIN ALONG WITH ISOLATED THUNDERSTORMS WERE OCCURRING
IN THE WAKE OF THE LINE OVER NORTHEAST TEXAS...NORTHWEST
LOUISIANA...SOUTHWEST ARKANSAS AND SOUTHEAST OKLAHOMA THE WESTERN
EDGE EXTENDED FROM JUST EAST OF BETHEL OKLAHOMA TO SULPHUR SPRINGS
AND CANTON TEXAS.

SHOWERS AND THUNDERSTORMS WILL CONTINUE TO SPREAD ACROSS
THE ARKLATEX REGION THROUGHOUT THE REMAINDER OF THIS AFTERNOON AND
INTO THIS EVENING.
Special weather statement, Sep 19, 5:13 PM CDT, 2 hours 59 minutes before
ARZ050-051-059>061-070>073-LAZ001>006-010>012-OKZ077-TXZ097-112-126-
137-138-150>153-192315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
512 PM CDT TUE SEP 19 1995

...LINE OF STRONG THUNDERSTORMS CONTINUES TO MARCH EAST AND SOUTHEAST
ACROSS SOUTHERN ARKANSAS - NORTHWEST LOUISIANA AND NORTHEAST TEXAS...

...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHEAST TEXAS TONIGHT...

AT 510 PM...RADAR INDICATED A 25 MILE WIDE LINE OF THUNDERSTORMS
FROM EL DORADO ARKANSAS TO HOMER AND MINDEN LOUISIANA TO SHREVEPORT
TO JUST EAST OF LONGVIEW TEXAS.

MOVEMENT WAS EAST AND SOUTHEAST AT 30 MPH.

SOME OF THE STRONGER STORMS ARE CAPABLE OF PRODUCING FROM ONE TO
ONE AND HALF INCHES OF RAIN IN A SHORT PERIOD OF TIME ALONG WITHE
WINDS OF 30 TO 45 MPH AND DANGEROUS LIGHTNING.

THE HEAVY RAIN WILL PRODUCING SOME PONDING OF WATERS ON ROADWAYS
AND FLOODING OF LOW LYING AREAS AND UNDERPASSES.

THE STRONGEST STORMS WERE INDICATED OVER SHREVEPORT...JUST SOUTH OF
EL DORADO ARKANSAS AND 10 MILES NORTHWEST OF FARMERVILLE LOUISIANA.

AHEAD OF THESE LINES OF THUNDERSTORMS WINDS OF 30 TO 45 MPH
WERE OCCURRING ALONG A LINE FROM RUSTON LOUISIANA TO RINGGOLD
TO CARTHAGE AND HENDERSON TEXAS.

THIS LINE OF STRONG WINDS WAS MOVING SOUTH AT 20 MPH.

WIDESPREAD RAIN ALONG WITH ISOLATED THUNDERSTORMS WERE OCCURRING
IN THE WAKE OF THE LINE OVER NORTHEAST TEXAS...NORTHWEST
LOUISIANA...SOUTHWEST ARKANSAS AND SOUTHEAST OKLAHOMA THE WESTERN
EDGE EXTENDED FROM JUST EAST OF BETHEL OKLAHOMA TO SULPHUR SPRINGS
AND CANTON TEXAS.

SHOWERS AND THUNDERSTORMS WILL CONTINUE TO SPREAD ACROSS
THE ARKLATEX REGION THROUGHOUT THE REMAINDER OF THIS AFTERNOON AND
INTO THIS EVENING.
Special weather statement, Sep 19, 6:20 PM CDT, 1 hour 52 minutes before
ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>019-021-OKZ077-
TXZ097-112-126-137-138-150>153-166-167-200015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
620 PM CDT TUE SEP 19 1995

...THUNDERSTORMS CONTINUE MOVING EAST ACROSS ACROSS SOUTHWEST
ARKANSAS - NORTHWEST LOUISIANA AND NORTHEAST TEXAS...

...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHEAST TEXAS TONIGHT...

AT 615 PM...RADAR INDICATED THE LEADING EDGE OF A LARGE AREA OF RAIN
AND THUNDERSTORMS FROM CROSSETT ARKANSAS TO RUSTON LOUISIANA TO
MANSFIELD LOUISIANA. THE NORTHWEST EDGE OF THE RAIN STRETCHED FROM
MURFREESBORO ARKANSAS TO DE KALB TEXAS TO LAKE OF THE PINES.

STRONG THUNDERSTORMS WERE ALONG THE LEADING EDGE OF THE RAIN FROM
FARMERVILLE TO RUSTON TO HALL SUMMIT.

THESE STORMS WERE CAPABLE OF PRODUCING FROM TWO TO TWO AND A HALF
INCHES OF RAIN IN A SHORT PERIOD OF TIME ALONG WITH WINDS OF 40 TO
50 MPH AND POSSIBLY SMALL HAIL.

MOVEMENT WAS EAST AT 30 MPH.

THE HEAVY RAIN WILL PRODUCING SOME PONDING OF WATERS ON ROADWAYS
AND FLOODING OF LOW LYING AREAS AND UNDERPASSES.

AHEAD OF THESE LINES OF THUNDERSTORMS WINDS OF 30 TO 45 MPH
WERE OCCURRING ALONG A LINE FROM QUITMAN LOUISIANA TO CONVERSE
TO CENTER AND CUSHING TEXAS.

THIS LINE OF STRONG WINDS WAS MOVING SOUTH AT 25 MPH.
Special weather statement, Sep 19, 8:05 PM CDT, 7 minutes before
ARZ070-071-LAZ001-002-005-006-013-014-018-019-021-TXZ097-112-126-137-
138-150>153-165>167-200200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
805 PM CDT TUE SEP 19 1995

...SEVERE THUNDERSTORM WARNING FOR OUACHITA PARISH HAS EXPIRED...

...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHEAST TEXAS TONIGHT...

AT 805 PM...RADAR INDICATED SCATTERED SHOWERS AND THUNDERSTORMS
OVER NORTH LOUISIANA TO THE EAST OF A LINE FROM FARMERVILLE TO
RUSTON TO WINNFIELD TO JUST SOUTHEAST OF NATCHITOCHES.

THUNDERSTORMS HAVE DECREASED SOME IN INTENSITY DURING THE PAST 30
MINUTES...HOWEVER SOME OF THE STRONGER STORMS WERE STILL CAPABLE
OF PRODUCING WINDS OF 20 TO 30 MPH ALONG WITH HEAVY RAINS AND
DANGEROUS LIGHTNING.

SCATTERED THUNDERSTORMS HAVE DEVELOPED DURING THE PAST FEW MINUTES
OVER EAST TEXAS FROM SAN AUGUSTINE TO NACOGDOCHES.

SOME OF THESE STORMS WILL ALSO PRODUCE STRONG WINDS ALONG WITH
HEAVY RAINS AND POSSIBLY HAIL.

A 20 MILE WIDE BAND OF SHOWERS AND THUNDERSTORMS EXTENDED FROM
TEXARKANA TO LONGVIEW AND TYLER.

MOVEMENT WAS EAST AT 30 MPH.

RADAR ESTIMATED THAT ONE TO TWO INCHES OF RAIN HAS FALLEN OVER
PORTIONS OF WINN AND CALDWELL PARISHES DURING THE PAST HOUR.
Special weather statement, Sep 19, 8:06 PM CDT, 6 minutes before
ARZ070-071-LAZ001-002-005-006-013-014-018-019-021-TXZ097-112-126-137-
138-150>153-165>167-200200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
805 PM CDT TUE SEP 19 1995

...SEVERE THUNDERSTORM WARNING FOR OUACHITA PARISH HAS EXPIRED...

...FLASH FLOOD WATCH IN EFFECT FOR ALL OF NORTHEAST TEXAS TONIGHT...

AT 805 PM...RADAR INDICATED SCATTERED SHOWERS AND THUNDERSTORMS
OVER NORTH LOUISIANA TO THE EAST OF A LINE FROM FARMERVILLE TO
RUSTON TO WINNFIELD TO JUST SOUTHEAST OF NATCHITOCHES.

THUNDERSTORMS HAVE DECREASED SOME IN INTENSITY DURING THE PAST 30
MINUTES...HOWEVER SOME OF THE STRONGER STORMS WERE STILL CAPABLE
OF PRODUCING WINDS OF 20 TO 30 MPH ALONG WITH HEAVY RAINS AND
DANGEROUS LIGHTNING.

SCATTERED THUNDERSTORMS HAVE DEVELOPED DURING THE PAST FEW MINUTES
OVER EAST TEXAS FROM SAN AUGUSTINE TO NACOGDOCHES.

SOME OF THESE STORMS WILL ALSO PRODUCE STRONG WINDS ALONG WITH
HEAVY RAINS AND POSSIBLY HAIL.

A 20 MILE WIDE BAND OF SHOWERS AND THUNDERSTORMS EXTENDED FROM
TEXARKANA TO LONGVIEW AND TYLER.

MOVEMENT WAS EAST AT 30 MPH.

RADAR ESTIMATED THAT ONE TO TWO INCHES OF RAIN HAS FALLEN OVER
PORTIONS OF WINN AND CALDWELL PARISHES DURING THE PAST HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 19, 10:35 PM CDTFlash Flood WarningSHVSabine, San Augustine4 hr
Sep 19, 10:35 PM CDTFlash Flood WarningSHVAngelina, Nacogdoches4 hr

Nearby

Severe Thunderstorm Warnings in Texas, 1995Every severe thunderstorm warning in 1995

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.