Alert archive / Texas / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 40, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Apr 5, 1994, 4:45 PM CDT for Panola County, Texas. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Apr 5, 1994, 4:45 PM CDT (21:45 UTC)
- Expired
- Apr 5, 1994, 5:45 PM CDT
- In force
- 60 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
County Panola County, TX
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 12:00Z, 9.8 hours before the alert went out and 35 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.
- Mixed-layer CAPE
- 402 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 550 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 364 m²/s²
- 0-3 km storm-relative helicity
- 248 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.8
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, Apr 5, 11:30 AM CDT, 5 hours 15 minutes before
OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153- 166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-051735- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 1129 AM CDT TUE APR 5 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF NORTHEAST AND NORTH CENTRAL TEXAS...PORTIONS OF SOUTHEAST OKLAHOMA AND PORTIONS OF WESTERN ARKANSAS... AT 1125 AM...AREAL COVERAGE OF SHOWERS CONTINUED TO DECREASE ACROSS THE ARKLATEX...THIS WILL SET THE STAGE FOR ISOLATED STRONG THUNDERSTORMS TO DEVELOP OVER SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS BY EARLY THIS AFTEROON. STRONG THUNDERSTORMS WERE ALREADY DEVELOPING SOUTH OF BROKEN BOW OKLAHOMA AND 20 MILES SOUTH OF LONGVIEW TEXAS. THESE STORMS WERE MOVING TO THE NORTHEAST AT NEAR 40 MPH. TO THE WEST AND NORTHWEST...A BROKEN LINE OF THUNDERSTORMS WAS DEVELOPING AHEAD OF A COLD FRONT FROM 20 MILES NORTHWEST OF HUGO OKLAHOMA TO THE EASTERN SECTIONS OF THE DALLAS AREA TO EAST OF WACO TEXAS. CONDITIONS ARE FAVORABLE FOR THIS SYSTEM TO INCREASE THIS AFTERNOON AS IT SPREADS EASTWARD ACROSS THE AREA. INDIVIDUAL THUNDERSTORMS WERE MOVING NORTHEAST AT 30 TO 35 MILES AN HOUR WHILE THE OVERALL SYSTEM CONTINUED TO MOVE EAST AT 20 TO 25 MILES AN HOUR. ARKLATEX RESIDENTS ARE REMINDED THAT EVEN THOUGH THIS FIRST ROUND OF THUNDERSTORMS MAY ONLY PRODUCE HEAVY RAINFALL AND GUSTY WINDS...THE SYSTEM THAT WILL DEVELOP IN ITS WAKE WILL PRODUCE SEVERE STORMS AS IT TRACKS ACROSS THE REGION THIS AFTERNOON AND TONIGHT.
Special weather statement, Apr 5, 12:32 PM CDT, 4 hours 13 minutes before
OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-051835-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1225 PM CDT TUE APR 5 1994
...SEVERE THUNDERSTORM WATCH REMAINED IN EFFECT FOR PARTS OF NORTHEAST
AND NORTHCENTRAL TEXAS...ALONG WITH PARTS OF SOUTHEAST OKLAHOMA AND
WEST CENTRAL ARKANSAS...
...FLASH FLOOD WATCH REMAINED IN EFFECT FOR ARKANSAS...
AT 1220 PM...WEATHER SERVICE RADAR IN SHREVEPORT INDICATED ISOLATED
STRONG THUNDERSTORMS OVER EAST TEXAS BETWEEN LONGVIEW AND MARSHALL
TEXAS AND NORTHEAST OF CARTHAGE TEXAS. ALSO INDICATED AT 1215 PM WAS
AN ISOLATED STRONG THUNDERSTORM OVER WEST CENTRAL ARKANSAS BETWEEN
MENA AND DEQUEEN. THESE STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS
ALONG WITH HEAVY RAINFALL AND SMALL HAIL AS THEY MOVE TO THE NORTHEAST
AT NEAR 40 MPH.
THESE STORMS WERE PART OF A LARGE AREA OF SHOWERS AND THUNDERSTORMS
OVER THE NORTHWEST HALF OF THE ARKLATEX...TO THE NORTHWEST OF A
LINE FROM PINE BLUFF AND EL DORADO ARKANSAS TO SHREVEPORT ON TO
LUFKIN TEXAS. ANOTHER BAND OF THUNDERSTORMS WITHIN THIS AREA
WAS INDICATED FROM BETWEEN FORT SMITH ARKANSAS AND MCALESTER
OKLAHOMA TO GREENVILLE AND WACO TEXAS.
INDIVIDUAL THUNDERSTORMS WERE MOVING NORTHEAST AT 30 TO 35 MILES AN
HOUR WHILE THE OVERALL SYSTEM CONTINUED TO MOVE EAST AT 20 TO 25
MILES AN HOUR.
THE POTENTIAL FOR SEVERE THUNDERSTORM DEVELOPMENT CONTINUES OVER
NORTWESTERN SECTIONS OF THE ARKLATEX EARLY THIS AFTERNOON...AND
OVER THE REMAINDER OF THE AREA LATER THIS AFTERNOON THROUGH TONIGHT.
ALSO...THE POTENTIAL EXISTS FOR HEAVY RAINFALL IN THE ARKLATEX
THROUGH TONIGHT AND A FLASH FLOOD WATCH REMAINED IN EFFECT FOR
ARKANSAS THROUGH TONIGHT.Special weather statement, Apr 5, 1:56 PM CDT, 2 hours 49 minutes before
OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-052000-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
155 PM CDT TUE APR 5 1994
...TORNADO WATCH IN EFFECT FOR THE ARKLATEX UNTIL 800 PM...
AT 150 PM...THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT INDICATED
A 140 MILE WIDE AREA OF NUMEROUS SHOWERS AND THUNDERSTORMS THROUGHOUT
MUCH OF THE ARKLATEX REGION AND ADJACENT AREAS OF SOUTHEAST OKLAHOMA.
THE LEADING EDGE OF THE SHOWER AND THUNDERSTORM AREA EXTENDED FROM
CAMDEN AND EL DORADO ARKANSAS TO WINNFIELD LOUISIANA TO NEWTON TEXAS
IN LOWER TOLEDO BEND COUNTRY.
STRONGER THUNDERSTORMS WITHIN THE RAIN AREA WERE INDICATED NEAR MINDEN
AND LOGANSPORT LOUISIANA AND NEAR CENTER TEXAS. THESE THUNDERSTORMS
WILL PRODUCE STRONG GUSTY WINDS AND BRIEF HEAVY RAINS.
THE OVERALL AREA OF SHOWERS AND THUNDERSTORMS CONTINUES TO MOVE EAST
AT 20 TO 25 MILES AN HOUR WHILE INDIVIDUAL THUNDERSTORM CELLS WERE
MOVING NORTHEAST AT NEAR 35 MILES AN HOUR.
THE THREAT OF SEVERE WEATHER AND HEAVY RAINFALL WILL CONTINUE THROUGH-
OUT THIS AFTERNOON AND EARLY EVENING ACROSS THE ARKLATEX. HEAVY RAINS
MAY LIKELY CAUSE SOME MINOR URBAN FLOODING OF LOW LYING AND POOR
DRAINAGE AREAS. ARKLATEX RESIDENTS SHOULD KEEP A SHARP EYE ON THE
WEATHER TODAY AS THE ATMOSPHERE IS VERY UNSTABLE.
AN UPPER LEVEL LOW SYSTEM IS EXPECTED TO TEAM UP IN COMBINATION WITH A
STRONG COLD FRONT TO PRODUCE SEVERE WEATHER THIS AFTERNOON. FOR
EXAMPLE...TEMPERATURES BEHIND THE COLD FRONT AT MCALESTER OKLAHOMA HAD
DROPPED INTO THE 40S.
FINALLY A FLASH FLOOD WATCH REMAINS IN EFFECT FOR ARKANSAS.Special weather statement, Apr 5, 2:32 PM CDT, 2 hours 13 minutes before
OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-052030-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
230 PM CDT TUE APR 5 1994
...TORNADO WATCH IN EFFECT FOR THE ARKLATEX UNTIL 800 PM...
THE THREAT OF SEVERE WEATHER HAD INCREASED ACROSS THE ARKLATEX THIS
AFTERNOON AS BANDS OF SHOWERS AND STRONG THUNDERSTORMS SPREAD EAST
ACROSS THE AREA AND INCREASE IN INTENSITY. SHREVEPORT WEATHER RADAR
INDICATED ONE BROKEN BAND OF THUNDERSTORMS FROM NEAR LAKE PROVIDENCE
AND JENA LOUISIANA TO NEAR DERIDDER LOUISIANA. THIS BAND OF STORMS
HAS SHOWN NO INTENSIFICATION DURING THE PAST HOUR. ANOTHER BAND OF
SHOWERS AND THUNDERSTORMS WAS INDICATED FROM NEAR EL DORADO ARKANSAS
TO ARCADIA LOUSIANA TO NEAR RINGGOLD LOUISIANA TO CONVERSE LOUISIANA
ACROSS TOLEDO BEND LAKE TO NEAR HEMPHILL TEXAS. STRONG THUNDERSTORMS
WITHIN THIS BAND WERE INDICATED NEAR BERNICE LOUISIANA...NEAR LAKE
BISTINEAU AND NEAR CONVERSE LOUISIANA. THESE STORMS HAD INCREASED
DURING THE PAST HOUR. ANOTHER BAND OF SHOWERS AND THUNDERSTORMS WAS
INDICATED FROM EL DORADO ARKANSAS THROUGH SHREVEPORT ACROSS UPPER
TOLEDO BEND LAKE TO NEAR HUNTSVILLE TEXAS. THE STORMS FROM SOUTH
OF SHREVEPORT TO UPPER TOLEDO BEND LAKE IN THIS BAND WERE INCREASING.
TO THE WEST...A BAND OF SHOWERS AND INCREASING THUNDERSTORMS WAS
INDICATED JUST AHEAD OF A COLD FRONT FROM NORTHWEST OF DEKALB TEXAS
TO TYLER AND JACKSONVILLE TEXAS. STORMS WITHIN THE BAND OVER NORTHWEST
BOWIE COUNTY WEST OF DEKALB AND NEAR CLARKSVILLE HAD INTENSIFIED
DURING THE PAST HOUR.
MOVEMENT OF THUNDERSTORMS WAS TO THE NORTHEAST AT NEAR 30 MPH.
ALTHOUGH NO SEVERE WEATHER WAS INDICATED AT 225 PM...PERSONS IN THE
ARKLATEX SHOULD BE ADVISED THAT SEVERE THUNDERSTORMS MAY DEVELOP
RAPIDLY THIS AFTERNOON AND EVENING. ALONG WITH THE THREAT OF LARGE
HAIL AND DAMAGING WINDS...TORNADOES ARE POSSIBLE. IN ADDITION...
HEAVY RRAINFALL THAT MAY RESULT IN LOW AREA FLOODING IS ALSO POSSIBLE.
A FLASH FLOOD WATCH REMAINS IN EFFECT FOR ARKANSAS THROUGH TONIGHT.The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 2:47 PM CDT | Severe Thunderstorm Warning | SHV | Bossier, Caddo | 58 min |
| Apr 5, 2:47 PM CDT | Severe Thunderstorm Warning | SHV | De Soto | 58 min |
| Apr 5, 4:29 PM CDT | Severe Thunderstorm Warning | SHV | Caddo | 76 min |
| Apr 5, 4:59 PM CDT | Severe Thunderstorm Warning | SHV | Bossier | 91 min |
| Apr 5, 4:59 PM CDT | Severe Thunderstorm Warning | SHV | De Soto | 91 min |
| Apr 5, 3:50 PM CDT | Severe Thunderstorm Warning | SHV | Panola, Rusk | 60 min |
| Apr 5, 4:29 PM CDT | Severe Thunderstorm Warning | SHV | Shelby | 76 min |
| Apr 5, 3:34 PM CDT | Severe Thunderstorm Warning | SHV | Howard, Pike, Sevier | 56 min |
| Apr 5, 6:30 PM CDT | Severe Thunderstorm Warning | SHV | Columbia, Nevada | 60 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1994Every severe thunderstorm warning in 1994
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.