Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 1, NWS Shreveport, LA

January 17, 1990Panola County, Shelby County, Texas

NWS Shreveport, LA issued this severe thunderstorm warning at Jan 17, 1990, 9:17 PM CST for Panola County, Shelby County, Texas. It was in force for 58 min. 2 reports 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 17, 1990, 9:17 PM CST (03:17 UTC)
Expired
Jan 17, 1990, 10:15 PM CST
In force
58 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Panola County, TX, Shelby 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

TimeReportWhereRemark
Jan 17, 9:25 PM CSTHail 1Shelby, TX
Jan 17, 9:40 PM CSTHail 1Panola, 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

Longview/Gregg, TX (KGGG), launched 00:00Z, 3.3 hours before the alert went out and 54 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 1990-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1990-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -223 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
627 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-223 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 17, 5:25 PM CST, 3 hours 52 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-180200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
520 PM CST WED JAN 17 1990

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE SOUTHERN HALF OF
NORTHEAST TEXAS THROUGH 7 PM CST.

SCATTEREDD STRONG THUNDERSTORMS CONTINUE TO MOVE NORTHEAST ACROSS THE
SOUTHERN SECTIONS OF NORTHEAST TEXAS INTO THE ADJACENT AREAS OF NORTH-
WEST LOUISIANA. NO REPORTS OF SEVERE EATER HAVE BEEN RECEIVED THUS FAR
AND RADAR DID NOT INDICATE STORMS OF SEVERE INTENSITY AT THIS TIME.

...HOWEVERE...A FEW OF TE STORMS WERE PRODUCING WINDS OF 30 TO 40 MPH
AND VERY HEAVY RAINFALL...SOME HAIL IS STILL POSSIBLE. THE STRONG STORMS
WERE IN A BAND FROM NORTHEAST OF SHREVEPORT ..ACROSS PARTS OF THE
SHREVEPORT METROPOLITAN AREA TO NEAR JACKSONVILLE TEXAS.  THE STORMS
WERE MOVING EAST NORTHEAST AT 35 MPH.
WIDESPRED RAIN AND SHOWERS CONTINUE TO AFFECT THE NORTHWEST AND CENTRAL
SECTONS OF THE ARKLATEX ALONG WITH ISOLATED THUNDERSTORMS..AN AREA THAT
HAS RECEIVED FROM ONE TO TWO INCHES WITH ISOLATED THREE INCHES OF RAIN
TODAY. OVER THE SOUTHEAST ONLY PATCHES OF RAIN AND A FEW SHOWERS HAVE
OCCURRED THUS FAR.

THIS IS THE MOST SIGNIFICANT RAINFALL EVENT FOR THE NORTHWEST HALF OF
THE ARKLATEX IN OVER THREE MONTHS..THUS FOR THE TIME BEING ELIMATING
THE HIGH FIRE DANGEER THAT EXISTED FOR THOSE AREAS DUE TO THE PROLONG
DRY SPEL.

UPPER LEVEL DISTURBANCES MOVING FROM WEST TO EAST ACROSS THE AREA ALONG
WUTH A NEAR STATIOARY FRONTAL SYSTEM WILL CONTINUE THE THREAT OF WIDE-
SPREAD RAINFALLL AND PERIODS OF STRONG THUNDERSTORMS THROUGH THURSDAY
NIGHT AND FRIDAY.  STORM RAINFALL TOTALS OVER THE PERIOD WILL HAVE EXCEED-
ED THREE INCES THROUGHOUT THE ARKLATX WITH ISOLATED HEAVIER AMMOUNS.
Special weather statement, Jan 17, 7:51 PM CST, 1 hour 26 minutes before
OKZ026-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001-002-003-
004-005-006-180400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
740 PM CST WED JAN 17 1990

...SEVERE THUNDERSTORM WATCH NO LONGER IN EFFECT FOR THE SOUTHERN
HALF OF NORTHEAST TEXAS...

HOWEVER..WIDESPREAD RAIN AND SHOWERS ALONG WITH SCATTERED STRONG
THUNDERSTORMS CONTINUED TO AFFECT ALL BUT THE SOUTHEAST SECTIONS OF
THE ARKLATEX.  THUNDERSTORMS HAVE SHOWN A TENDENCY TO DECREASE IN
INTENSITY OVER THE PAST HALF HOUR..HOWEVER HEAVY RAINFALL..FREQUENT
LIGHTNING AND GUSTY WINDS CONTINUED TO ACCOMPANY THE THUNDERSTORMS.

SCATTERED THUNDERSTORMS CONTINUED IN A BAND FROM NEAR VICKSBURG
MISSISSIPPI TO NEAR MONROE LOUISIANA TO THE MANSFIELD AND SHREVEPORT
AREAS TO NEAR NACOGDOCHES AND LONGVIEW AREAS. RAIN AND SHOWERS CONTINUE
TO AFFECT MUCH OF NORTHEAST TEXAS AND SOUTHWEST ARKANSAS IN WAKE OF THE
BAND..HOWEVER THERE HAD BEEN A DECREASE IN SHOWERS OVER THE WESTERN
SECTIONS OF NORTHEAST TEXAS.

THUS FAR TODAY RADAR ESTIMATES ARE THAT FROM ONE TO THREE INCHES OF
RAIN HAS OCCURRED OVER THE NORTHWEST HALF OF THE ARKLATEX WITH TWO
INCHES COMMON AND ISOLATED AMOUNTS OF NEAR FOUR INCHES. DOWNTOWN
LONGVIEW HAD RECORDED OVER THREE INCHES OF RAIN..TEXARKANA AND
SHREVEPORT OVER TWO INCHES WITH FOUR INCHES AT ATLANTA TEXAS.

THIS WIDESPREAD RAINFALL EVENT BROUGHT AN END TO THE HIGH FIRE DANGER
THAT HAD EXISTED FOR THE NORTHWEST HALF OF THE ARKLATEX DUE TO A DRY
FALL AND EARLY WINTER.

A NEAR STATIONAY FRONTAL SYSTEM WILL CONTINUE ACROSSS THE HEART OF THE
ARKLATEX FOR THE NEXT TWO DAYS..BEFORE MOVING EAST AND SOUTH OF THE AREA.
THIS COMBINED WTH UPPER LEVEL DISTURBANCES MOVING EASTWARD FROM THE
SOUTHWEST WILL CONTINUE THE THREAT OF WIDESPREAD RAINFALL THROUGH FRDAY
AND OVER THE SOUTHEAST SECTIONS THROUGH FRIDAY NIGHT. BEFORE THE SYSTEM
CLEARS THE AREA ALL OF THE ARKLATEX WILL HAVE RECORDED THREE INCHES OF
RAIN WITH SOME AREAS RECEIVING OVER FIVE INCHES. NO SIGNIFINCAT FLOODING
IS ANTICIPATED:  RAINFALL SPREAD OUT OVER THREE DAYS..PRIOR TO THE
RAINFALL..ALL MAJOR AND MEDIUM SIZE STREAMS WERE AT THEIR LOWEST LEVELS
FOR THIS SEASON SINCE THE 1930S. FOR THAT MATTER THE RED RIVER ABOVE
THE LOCKS FROM COUSHATTA UPSTREAM THROUGH SHREVEPORT..FULTON AND DEKALB
TO ARTHUR CITY WAS AT IS LOWEST DECEMBER AND JANUARY LEVELS SINCE
1896.

SOME FLOODING WILL OCCUR WITH THE PASSAGE OF THE THUNDERSTORMS
PRODUCING HE5AVY RAINFALL..MAINLY STREEET AND UNDERPASS FLOODING AND
OF COURSE PONDING OF WATER IN LOW AND POOR DRAINAGE AREAS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 17, 10:19 PM CSTSevere Thunderstorm WarningSHVBossier, Caddo, Red River56 min
Jan 17, 10:19 PM CSTSevere Thunderstorm WarningSHVDe Soto56 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.