Alert archive / Texas / Flash Flood Watches in 2012
Flash Flood Watch 5, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood watch at Mar 19, 2012, 4:16 AM CDT for 4 states. It took effect at Mar 19, 2012, 7:00 PM CDT. It was in force for 43 hr.
The area
The counties it named.
The facts
- Issued
- Mar 19, 2012, 4:16 AM CDT (09:16 UTC)
- In effect from
- Mar 19, 2012, 7:00 PM CDT
- Expired
- Mar 21, 2012, 2:18 PM CDT
- In force
- 43 hr
- Issued by
- NWS Shreveport, LA
- Flood severity
- None
All 48 counties
Columbia County, AR, Hempstead County, AR, Howard County, AR, Lafayette County, AR, Little River County, AR, Miller County, AR, Nevada County, AR, Sevier County, AR, Union County, AR, Bienville Parish, LA, Bossier Parish, LA, Caddo Parish, LA, Caldwell Parish, LA, Claiborne Parish, LA, De Soto Parish, LA, Grant Parish, LA, Jackson Parish, LA, LaSalle Parish, LA, Lincoln Parish, LA, Natchitoches Parish, LA, Ouachita Parish, LA, Red River Parish, LA, Sabine Parish, LA, Union Parish, LA, Webster Parish, LA, Winn Parish, LA, McCurtain County, OK, Angelina County, TX, Bowie County, TX, Camp County, TX, Cass County, TX, Cherokee County, TX, Franklin County, TX, Gregg County, TX, Harrison County, TX, Marion County, TX, Morris County, TX, Nacogdoches County, TX, Panola County, TX, Red River County, TX, Rusk County, TX, Sabine County, TX, San Augustine County, TX, Shelby County, TX, Smith County, TX, Titus County, TX, Upshur County, TX, Wood County, TX
The radar
The Shreveport radar (KSHV), 20 km from the middle of the area, began a volume at 09:15 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 9.3 hours before the alert went out and 20 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
- 863 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1312 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.5
The text
As transmitted, in the capitals the NWS used until 2016.
417 WGUS64 KSHV 190916 FFASHV URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 416 AM CDT MON MAR 19 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING IS EXPECTED FOR PARTS OF THE REGION... ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124>126-136>138- 149>151-192130- /O.NEW.KSHV.FF.A.0005.120320T0000Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-MCCURTAIN-RED RIVER- BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH- GREGG-HARRISON-CHEROKEE-RUSK-PANOLA- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... TEXARKANA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE 416 AM CDT MON MAR 19 2012 ...FLASH FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF SOUTHWEST ARKANSAS... SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ARKANSAS...HEMPSTEAD...HOWARD... LITTLE RIVER...MILLER AND SEVIER. IN SOUTHEAST OKLAHOMA... MCCURTAIN. IN NORTHEAST TEXAS...BOWIE...CAMP...CASS... CHEROKEE...FRANKLIN...GREGG...HARRISON...MARION...MORRIS... PANOLA...RED RIVER...RUSK...SMITH...TITUS...UPSHUR AND WOOD. * FROM THIS EVENING THROUGH WEDNESDAY MORNING. * A STRONG UPPER LEVEL DISTURBANCE WILL APPROACH THE REGION TODAY...BRINGING HEAVY RAIN AND THE POTENTIAL FOR FLASH FLOODING BY THIS EVENING. STORMS ARE EXPECTED TO BE VERY EFFICIENT RAINFALL PRODUCERS...AND IN ADDITION...WILL LIKELY DEVELOP AND MOVE OVER THE SAME AREAS REPEATEDLY. EVENT TOTALS OF 7 TO 10 INCHES ARE EXPECTED FOR PARTS OF NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA...WITH 6 TO 8 INCHES POSSIBLE ACROSS SOUTHWEST ARKANSAS...AND 4 TO 5 INCHES COMMON ACROSS THE REMAINDER OF THE WATCH AREA. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. ADDITIONALLY...HEAVY RAIN OVER HILLY TERRAIN WILL LIKELY PRODUCE RAPID WATER RUNOFF THAT WILL MOVE QUICKLY ACROSS LOW WATER CROSSINGS AND BRIDGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 12
10 follow-up statements
074 WGUS64 KSHV 191700 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 1200 PM CDT MON MAR 19 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING IS EXPECTED FOR PARTS OF THE REGION... ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124>126-136>138- 149>151-200100- /O.CON.KSHV.FF.A.0005.120320T0000Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-MCCURTAIN-RED RIVER- BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH- GREGG-HARRISON-CHEROKEE-RUSK-PANOLA- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... TEXARKANA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE 1200 PM CDT MON MAR 19 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ARKANSAS...HEMPSTEAD...HOWARD...LITTLE RIVER...MILLER AND SEVIER. IN SOUTHEAST OKLAHOMA...MCCURTAIN. IN NORTHEAST TEXAS...BOWIE...CAMP...CASS...CHEROKEE...FRANKLIN...GREGG... HARRISON...MARION...MORRIS...PANOLA...RED RIVER...RUSK... SMITH...TITUS...UPSHUR AND WOOD. * FROM 7 PM CDT THIS EVENING THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE WILL APPROACH THE REGION THIS AFTERNOON...ALLOWING FOR HEAVY RAINFALL AND THE POTENTIAL FOR FLASH FLOODING LATER THIS EVENING. STORMS ARE EXPECTED TO BE VERY EFFICIENT RAINFALL PRODUCERS...AND IN ADDITION...WILL LIKELY DEVELOP AND MOVE OVER THE SAME AREAS REPEATEDLY. EVENT TOTALS OF 7 TO 10 INCHES ARE EXPECTED FOR PARTS OF NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA...WITH 6 TO 8 INCHES POSSIBLE ACROSS SOUTHWEST ARKANSAS...AND 4 TO 5 INCHES COMMON ACROSS THE REMAINDER OF THE WATCH AREA. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. ADDITIONALLY...HEAVY RAIN OVER HILLY TERRAIN WILL LIKELY PRODUCE RAPID WATER RUNOFF THAT WILL MOVE QUICKLY ACROSS LOW WATER CROSSINGS AND BRIDGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 05
508 WGUS64 KSHV 192042 FFASHV URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 342 PM CDT MON MAR 19 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING IS EXPECTED ACROSS THE FOUR STATE REGION... ARZ061-071>073-LAZ001>006-010>014-017>022-TXZ152-153-165>167- 200445- /O.EXB.KSHV.FF.A.0005.120320T1700Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEVADA-LAFAYETTE-COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER- CLAIBORNE-LINCOLN-UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON- OUACHITA-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE- NACOGDOCHES-SHELBY-ANGELINA-SAN AUGUSTINE-SABINE TX- INCLUDING THE CITIES OF...PRESCOTT...LEWISVILLE...MAGNOLIA... EL DORADO...SHREVEPORT...BOSSIER CITY...MINDEN...HOMER...RUSTON... FARMERVILLE...MANSFIELD...COUSHATTA...BIENVILLE...JONESBORO... MONROE...MANY...NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA... JENA...NACOGDOCHES...CENTER...LUFKIN...SAN AUGUSTINE...HEMPHILL 342 PM CDT MON MAR 19 2012 ...FLASH FLOOD WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING... THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE PORTIONS OF ARKANSAS...LOUISIANA AND EAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN ARKANSAS... COLUMBIA...LAFAYETTE...NEVADA AND UNION AR. IN LOUISIANA... BIENVILLE...BOSSIER...CADDO...CALDWELL...CLAIBORNE...DE SOTO... GRANT...JACKSON...LA SALLE...LINCOLN...NATCHITOCHES... OUACHITA...RED RIVER...SABINE LA...UNION LA...WEBSTER AND WINN. IN EAST TEXAS...ANGELINA...NACOGDOCHES...SABINE TX...SAN AUGUSTINE AND SHELBY. * FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE WILL MIGRATE EAST AND PRODUCE HEAVY RAINFALL AND THE POTENTIAL FOR FLASH FLOODING ON TUESDAY. STORMS ARE EXPECTED TO BE VERY EFFICIENT RAINFALL PRODUCERS AND WILL LIKELY DEVELOP AND MOVE OVER THE SAME AREAS REPEATEDLY. EVENT TOTALS RANGING FROM 7 TO 10 INCHES ARE EXPECTED FOR PARTS OF EAST TEXAS...NORTH LOUISIANA... AND SOUTHERN ARKANSAS. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. ADDITIONALLY...HEAVY RAIN OVER HILLY TERRAIN WILL LIKELY PRODUCE RAPID WATER RUNOFF THAT WILL MOVE QUICKLY ACROSS LOW WATER CROSSINGS AND BRIDGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124>126-136>138- 149>151-200445- /O.CON.KSHV.FF.A.0005.120320T0000Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-MCCURTAIN-RED RIVER- BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH- GREGG-HARRISON-CHEROKEE-RUSK-PANOLA- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... TEXARKANA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE 342 PM CDT MON MAR 19 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ARKANSAS...HEMPSTEAD...HOWARD...LITTLE RIVER...MILLER AND SEVIER. IN SOUTHEAST OKLAHOMA...MCCURTAIN. IN NORTHEAST TEXAS...BOWIE...CAMP...CASS...CHEROKEE...FRANKLIN...GREGG... HARRISON...MARION...MORRIS...PANOLA...RED RIVER...RUSK... SMITH...TITUS...UPSHUR AND WOOD. * FROM 7 PM CDT THIS EVENING THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE WILL PRODUCE HEAVY RAINFALL AND THE POTENTIAL FOR FLASH FLOODING LATER THIS EVENING. STORMS ARE EXPECTED TO BE VERY EFFICIENT RAINFALL PRODUCERS...AND WILL LIKELY DEVELOP AND MOVE OVER THE SAME AREAS REPEATEDLY. EVENT TOTALS OF 7 TO 10 INCHES ARE EXPECTED FOR PARTS OF NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA...WITH 6 TO 8 INCHES POSSIBLE ACROSS SOUTHWEST ARKANSAS...AND 4 TO 5 INCHES COMMON ACROSS THE REMAINDER OF THE WATCH AREA. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. ADDITIONALLY...HEAVY RAIN OVER HILLY TERRAIN WILL LIKELY PRODUCE RAPID WATER RUNOFF THAT WILL MOVE QUICKLY ACROSS LOW WATER CROSSINGS AND BRIDGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 05
491 WGUS64 KSHV 200349 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 1049 PM CDT MON MAR 19 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING IS EXPECTED ACROSS THE FOUR STATE REGION... ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124>126-136>138- 149>151-201000- /O.CON.KSHV.FF.A.0005.000000T0000Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-MCCURTAIN-RED RIVER- BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH- GREGG-HARRISON-CHEROKEE-RUSK-PANOLA- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... TEXARKANA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE 1049 PM CDT MON MAR 19 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ARKANSAS...HEMPSTEAD...HOWARD...LITTLE RIVER...MILLER AND SEVIER. IN SOUTHEAST OKLAHOMA...MCCURTAIN. IN NORTHEAST TEXAS...BOWIE...CAMP...CASS...CHEROKEE...FRANKLIN...GREGG... HARRISON...MARION...MORRIS...PANOLA...RED RIVER...RUSK... SMITH...TITUS...UPSHUR AND WOOD. * THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE WILL PRODUCE HEAVY RAINFALL AND THE POTENTIAL FOR FLASH FLOODING LATER THIS EVENING. STORMS ARE EXPECTED TO BE VERY EFFICIENT RAINFALL PRODUCERS... AND WILL LIKELY DEVELOP AND MOVE OVER THE SAME AREAS REPEATEDLY. EVENT TOTALS OF 7 TO 10 INCHES ARE EXPECTED FOR PARTS OF NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA...WITH 6 TO 8 INCHES POSSIBLE ACROSS SOUTHWEST ARKANSAS...AND 4 TO 5 INCHES COMMON ACROSS THE REMAINDER OF THE WATCH AREA. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. ADDITIONALLY...HEAVY RAIN OVER HILLY TERRAIN WILL LIKELY PRODUCE RAPID WATER RUNOFF THAT WILL MOVE QUICKLY ACROSS LOW WATER CROSSINGS AND BRIDGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ ARZ061-071>073-LAZ001>006-010>014-017>022-TXZ152-153-165>167- 201000- /O.CON.KSHV.FF.A.0005.120320T1700Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEVADA-LAFAYETTE-COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER- CLAIBORNE-LINCOLN-UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON- OUACHITA-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE- NACOGDOCHES-SHELBY-ANGELINA-SAN AUGUSTINE-SABINE TX- INCLUDING THE CITIES OF...PRESCOTT...LEWISVILLE...MAGNOLIA... EL DORADO...SHREVEPORT...BOSSIER CITY...MINDEN...HOMER...RUSTON... FARMERVILLE...MANSFIELD...COUSHATTA...BIENVILLE...JONESBORO... MONROE...MANY...NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA... JENA...NACOGDOCHES...CENTER...LUFKIN...SAN AUGUSTINE...HEMPHILL 1049 PM CDT MON MAR 19 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF ARKANSAS...LOUISIANA AND EAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN ARKANSAS...COLUMBIA...LAFAYETTE... NEVADA AND UNION AR. IN LOUISIANA...BIENVILLE...BOSSIER... CADDO...CALDWELL...CLAIBORNE...DE SOTO...GRANT...JACKSON...LA SALLE...LINCOLN...NATCHITOCHES...OUACHITA...RED RIVER...SABINE LA...UNION LA...WEBSTER AND WINN. IN EAST TEXAS...ANGELINA... NACOGDOCHES...SABINE TX...SAN AUGUSTINE AND SHELBY. * FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE WILL MIGRATE EAST AND PRODUCE HEAVY RAINFALL AND THE POTENTIAL FOR FLASH FLOODING ON TUESDAY. STORMS ARE EXPECTED TO BE VERY EFFICIENT RAINFALL PRODUCERS AND WILL LIKELY DEVELOP AND MOVE OVER THE SAME AREAS REPEATEDLY. EVENT TOTALS RANGING FROM 7 TO 10 INCHES ARE EXPECTED FOR PARTS OF EAST TEXAS...NORTH LOUISIANA... AND SOUTHERN ARKANSAS. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. ADDITIONALLY...HEAVY RAIN OVER HILLY TERRAIN WILL LIKELY PRODUCE RAPID WATER RUNOFF THAT WILL MOVE QUICKLY ACROSS LOW WATER CROSSINGS AND BRIDGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 09
269 WGUS64 KSHV 200936 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 436 AM CDT TUE MAR 20 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING IS EXPECTED ACROSS THE FOUR STATE REGION... ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124>126-136>138- 149>151-201815- /O.CON.KSHV.FF.A.0005.000000T0000Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-MCCURTAIN-RED RIVER- BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH- GREGG-HARRISON-CHEROKEE-RUSK-PANOLA- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... TEXARKANA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE 436 AM CDT TUE MAR 20 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ARKANSAS...HEMPSTEAD...HOWARD...LITTLE RIVER...MILLER AND SEVIER. IN SOUTHEAST OKLAHOMA...MCCURTAIN. IN NORTHEAST TEXAS...BOWIE...CAMP...CASS...CHEROKEE...FRANKLIN...GREGG... HARRISON...MARION...MORRIS...PANOLA...RED RIVER...RUSK... SMITH...TITUS...UPSHUR AND WOOD. * THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE WILL MOVE INTO NORTH TEXAS TODAY...RESULTING IN NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS NORTHEAST TEXAS INTO SOUTHEAST OKLAHOMA AND SOUTHWEST ARKANSAS. RAIN WILL BE HEAVY AT TIMES AND WILL MOVE ONLY VERY SLOWLY TO THE EAST. WIDESPREAD RAINFALL AMOUNTS OF 2 TO 4 INCHES CAN BE EXPECTED. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ ARZ061-071>073-LAZ001>006-010>014-017>022-TXZ152-153-165>167- 201815- /O.CON.KSHV.FF.A.0005.120320T1700Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEVADA-LAFAYETTE-COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER- CLAIBORNE-LINCOLN-UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON- OUACHITA-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE- NACOGDOCHES-SHELBY-ANGELINA-SAN AUGUSTINE-SABINE TX- INCLUDING THE CITIES OF...PRESCOTT...LEWISVILLE...MAGNOLIA... EL DORADO...SHREVEPORT...BOSSIER CITY...MINDEN...HOMER...RUSTON... FARMERVILLE...MANSFIELD...COUSHATTA...BIENVILLE...JONESBORO... MONROE...MANY...NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA... JENA...NACOGDOCHES...CENTER...LUFKIN...SAN AUGUSTINE...HEMPHILL 436 AM CDT TUE MAR 20 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM NOON CDT TODAY THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF ARKANSAS...LOUISIANA AND EAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN ARKANSAS...COLUMBIA...LAFAYETTE... NEVADA AND UNION AR. IN LOUISIANA...BIENVILLE...BOSSIER... CADDO...CALDWELL...CLAIBORNE...DE SOTO...GRANT...JACKSON...LA SALLE...LINCOLN...NATCHITOCHES...OUACHITA...RED RIVER...SABINE LA...UNION LA...WEBSTER AND WINN. IN EAST TEXAS...ANGELINA... NACOGDOCHES...SABINE TX...SAN AUGUSTINE AND SHELBY. * FROM NOON CDT TODAY THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE WILL MOVE INTO NORTH TEXAS TODAY...RESULTING IN NUMEROUS SHOWERS AND THUNDERSTORMS MOVING INTO DEEP EAST TEXAS...NORTH LOUISIANA AND SOUTH CENTRAL ARKANSAS BY THIS AFTERNOON. RAIN WILL BE HEAVY AT TIMES AND WILL MOVE ONLY VERY SLOWLY TO THE EAST. WIDESPREAD RAINFALL AMOUNTS OF 2 TO 4 INCHES CAN BE EXPECTED. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
771 WGUS64 KSHV 201616 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 1116 AM CDT TUE MAR 20 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING CONTINUES ACROSS THE FOUR STATE REGION... ARZ061-071>073-LAZ001>006-010>014-017>022-TXZ152-153-165>167- 202345- /O.CON.KSHV.FF.A.0005.120320T1700Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEVADA-LAFAYETTE-COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER- CLAIBORNE-LINCOLN-UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON- OUACHITA-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE- NACOGDOCHES-SHELBY-ANGELINA-SAN AUGUSTINE-SABINE TX- INCLUDING THE CITIES OF...PRESCOTT...LEWISVILLE...MAGNOLIA... EL DORADO...SHREVEPORT...BOSSIER CITY...MINDEN...HOMER...RUSTON... FARMERVILLE...MANSFIELD...COUSHATTA...BIENVILLE...JONESBORO... MONROE...MANY...NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA... JENA...NACOGDOCHES...CENTER...LUFKIN...SAN AUGUSTINE...HEMPHILL 1116 AM CDT TUE MAR 20 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF ARKANSAS...LOUISIANA AND EAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN ARKANSAS...COLUMBIA...LAFAYETTE... NEVADA AND UNION AR. IN LOUISIANA...BIENVILLE...BOSSIER... CADDO...CALDWELL...CLAIBORNE...DE SOTO...GRANT...JACKSON...LA SALLE...LINCOLN...NATCHITOCHES...OUACHITA...RED RIVER...SABINE LA...UNION LA...WEBSTER AND WINN. IN EAST TEXAS...ANGELINA... NACOGDOCHES...SABINE TX...SAN AUGUSTINE AND SHELBY. * THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE...MOVING INTO NORTH TEXAS... CONTINUES EASING A LINE OF SHOWERS AND THUNDERSTORMS ACROSS DEEP EAST TEXAS...NORTH LOUISIANA AND SOUTH CENTRAL ARKANSAS. RAIN WILL BE HEAVY AT TIMES WITH RAINFALL AMOUNTS OF 4 TO 6 INCHES POSSIBLE. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124>126-136>138- 149>151-202345- /O.CON.KSHV.FF.A.0005.000000T0000Z-120321T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-MCCURTAIN-RED RIVER- BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH- GREGG-HARRISON-CHEROKEE-RUSK-PANOLA- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... TEXARKANA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE 1116 AM CDT TUE MAR 20 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS...INCLUDING THE FOLLOWING AREAS...IN SOUTHWEST ARKANSAS...HEMPSTEAD...HOWARD...LITTLE RIVER...MILLER AND SEVIER. IN SOUTHEAST OKLAHOMA...MCCURTAIN. IN NORTHEAST TEXAS...BOWIE...CAMP...CASS...CHEROKEE...FRANKLIN...GREGG... HARRISON...MARION...MORRIS...PANOLA...RED RIVER...RUSK... SMITH...TITUS...UPSHUR AND WOOD. * THROUGH WEDNESDAY MORNING * A STRONG UPPER LEVEL DISTURBANCE ACROSS NORTH TEXAS...CONTINUES TO PRODUCE WIDESPREAD SHOWERS AND THUNDERSTORMS ACROSS NORTHEAST TEXAS INTO SOUTHEAST OKLAHOMA AND SOUTHWEST ARKANSAS. RAIN WILL BE HEAVY AT TIMES. WIDESPREAD RAINFALL AMOUNTS RANGING FROM 4 TO 6 INCHES CAN BE EXPECTED. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 05
951 WGUS64 KSHV 201952 FFASHV URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 252 PM CDT TUE MAR 20 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING CONTINUES ACROSS THE FOUR STATE REGION... ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077- TXZ096-097-108>112-124>126-136>138-149>153-165>167-210600- /O.EXT.KSHV.FF.A.0005.000000T0000Z-120322T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-NEVADA-MILLER-LAFAYETTE- COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER-CLAIBORNE-LINCOLN- UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON-OUACHITA-SABINE LA- NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE-MCCURTAIN-BOWIE- FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH-GREGG- HARRISON-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA- SAN AUGUSTINE-SABINE TX- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... PRESCOTT...TEXARKANA...LEWISVILLE...MAGNOLIA...EL DORADO... SHREVEPORT...BOSSIER CITY...MINDEN...HOMER...RUSTON... FARMERVILLE...MANSFIELD...COUSHATTA...BIENVILLE...JONESBORO... MONROE...MANY...NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA... JENA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE...NACOGDOCHES...CENTER...LUFKIN...SAN AUGUSTINE... HEMPHILL 252 PM CDT TUE MAR 20 2012 ...FLASH FLOOD WATCH NOW IN EFFECT THROUGH WEDNESDAY EVENING... THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF ARKANSAS...LOUISIANA...SOUTHEAST OKLAHOMA AND TEXAS...INCLUDING THE FOLLOWING AREAS...IN ARKANSAS... COLUMBIA...HEMPSTEAD...HOWARD...LAFAYETTE...LITTLE RIVER... MILLER...NEVADA...SEVIER AND UNION AR. IN LOUISIANA... BIENVILLE...BOSSIER...CADDO...CALDWELL...CLAIBORNE...DE SOTO... GRANT...JACKSON...LA SALLE...LINCOLN...NATCHITOCHES... OUACHITA...RED RIVER...SABINE LA...UNION LA...WEBSTER AND WINN. IN SOUTHEAST OKLAHOMA...MCCURTAIN. IN TEXAS...ANGELINA... BOWIE...CAMP...CASS...CHEROKEE...FRANKLIN...GREGG... HARRISON... MARION...MORRIS...NACOGDOCHES...PANOLA...RED RIVER...RUSK... SABINE TX...SAN AUGUSTINE...SHELBY...SMITH... TITUS...UPSHUR AND WOOD. * THROUGH WEDNESDAY EVENING * AN UPPER LEVEL DISTURBANCE...LINGERING ACROSS NORTH TEXAS... CONTINUES TO PRODUCE SHOWERS AND THUNDERSTORMS ACROSS PORTIONS OF EAST TEXAS...SOUTHEAST OKLAHOMA...NORTH LOUISIANA...AND SOUTHERN ARKANSAS. ALTHOUGH THE RAINFALL HAS WANED ACROSS PORTIONS OF EAST TEXAS...ADDITIONAL DEVELOPMENT IS EXPECTED LATER TONIGHT INTO WEDNESDAY WITH THE POSSIBILITY OF ANOTHER INCH OF RAINFALL ACROSS AREAS THAT HAVE THUS FAR RECEIVED AROUND EIGHT INCHES OF RAINFALL. ELSEWHERE...RAINFALL AMOUNTS EXCEEDING SIX INCHES MAY BE POSSIBLE. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
062 WGUS64 KSHV 210419 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 1119 PM CDT TUE MAR 20 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING CONTINUES ACROSS THE FOUR STATE REGION... ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077- TXZ096-097-108>112-124>126-136>138-149>153-165>167-211200- /O.CON.KSHV.FF.A.0005.000000T0000Z-120322T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-NEVADA-MILLER-LAFAYETTE- COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER-CLAIBORNE-LINCOLN- UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON-OUACHITA-SABINE LA- NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE-MCCURTAIN-BOWIE- FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH-GREGG- HARRISON-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA- SAN AUGUSTINE-SABINE TX- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... PRESCOTT...TEXARKANA...LEWISVILLE...MAGNOLIA...EL DORADO... SHREVEPORT...BOSSIER CITY...MINDEN...HOMER...RUSTON... FARMERVILLE...MANSFIELD...COUSHATTA...BIENVILLE...JONESBORO... MONROE...MANY...NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA... JENA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE...NACOGDOCHES...CENTER...LUFKIN...SAN AUGUSTINE... HEMPHILL 1119 PM CDT TUE MAR 20 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY EVENING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF ARKANSAS...LOUISIANA...SOUTHEAST OKLAHOMA AND TEXAS...INCLUDING THE FOLLOWING AREAS...IN ARKANSAS... COLUMBIA...HEMPSTEAD...HOWARD...LAFAYETTE...LITTLE RIVER... MILLER...NEVADA...SEVIER AND UNION AR. IN LOUISIANA... BIENVILLE...BOSSIER...CADDO...CALDWELL...CLAIBORNE...DE SOTO... GRANT...JACKSON...LA SALLE...LINCOLN...NATCHITOCHES... OUACHITA...RED RIVER...SABINE LA...UNION LA...WEBSTER AND WINN. IN SOUTHEAST OKLAHOMA...MCCURTAIN. IN TEXAS...ANGELINA... BOWIE...CAMP...CASS...CHEROKEE...FRANKLIN...GREGG... HARRISON... MARION...MORRIS...NACOGDOCHES...PANOLA...RED RIVER...RUSK... SABINE TX...SAN AUGUSTINE...SHELBY...SMITH... TITUS...UPSHUR AND WOOD. * THROUGH WEDNESDAY EVENING * AN UPPER LEVEL DISTURBANCE...LINGERING ACROSS NORTH TEXAS... CONTINUES TO PRODUCE SHOWERS AND THUNDERSTORMS ACROSS PORTIONS OF EAST TEXAS...SOUTHEAST OKLAHOMA...NORTH LOUISIANA...AND SOUTHERN ARKANSAS. ALTHOUGH THE RAINFALL HAS WANED ACROSS PORTIONS OF EAST TEXAS...ADDITIONAL DEVELOPMENT IS EXPECTED LATER TONIGHT INTO WEDNESDAY WITH THE POSSIBILITY OF ANOTHER INCH OF RAINFALL ACROSS AREAS THAT HAVE THUS FAR RECEIVED AROUND EIGHT INCHES OF RAINFALL. ELSEWHERE...RAINFALL AMOUNTS APPROACHING EIGHT INCHES HAVE ALREADY BEEN OBSERVED IN PARTS OF NORTHWEST LOUISIANA...AND MORE RAINFALL IS EXPECTED. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 09
145 WGUS64 KSHV 210910 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 410 AM CDT WED MAR 21 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING CONTINUES ACROSS THE FOUR STATE REGION... ARZ050-051-059-060-070-OKZ077-TXZ096-097-108>112-124>126-136>138- 149>153-165>167-211015- /O.CAN.KSHV.FF.A.0005.000000T0000Z-120322T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-MILLER-MCCURTAIN-RED RIVER- BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH- GREGG-HARRISON-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA- SAN AUGUSTINE-SABINE TX- INCLUDING THE CITIES OF...DE QUEEN...NASHVILLE...ASHDOWN...HOPE... TEXARKANA...IDABEL...CLARKSVILLE...MT VERNON...MT PLEASANT... PITTSBURG...DAINGERFIELD...ATLANTA...QUITMAN...GILMER... JEFFERSON...TYLER...LONGVIEW...MARSHALL...RUSK...HENDERSON... CARTHAGE...NACOGDOCHES...CENTER...LUFKIN...SAN AUGUSTINE... HEMPHILL 410 AM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR PORTIONS OF SOUTHWEST ARKANSAS... SOUTHEAST OKLAHOMA AND EAST TEXAS HAS BEEN CANCELLED. MOST OF THE HEAVY RAINFALL HAS MOVED EAST INTO LOUISIANA AND SOUTHERN ARKANSAS. SOME ADDITIONAL RAINFALL IS EXPECTED TODAY. HOWEVER...ANY ADDITIONAL RAINFALL SHOULD BE LIGHT. $$ ARZ061-071>073-LAZ001>006-010>014-017>022-211800- /O.CON.KSHV.FF.A.0005.000000T0000Z-120322T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEVADA-LAFAYETTE-COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER- CLAIBORNE-LINCOLN-UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON- OUACHITA-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE- INCLUDING THE CITIES OF...PRESCOTT...LEWISVILLE...MAGNOLIA... EL DORADO...SHREVEPORT...BOSSIER CITY...MINDEN...HOMER...RUSTON... FARMERVILLE...MANSFIELD...COUSHATTA...BIENVILLE...JONESBORO... MONROE...MANY...NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA... JENA 410 AM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF ARKANSAS AND LOUISIANA...INCLUDING THE FOLLOWING AREAS...IN ARKANSAS...COLUMBIA...LAFAYETTE...NEVADA AND UNION AR. IN LOUISIANA...BIENVILLE...BOSSIER...CADDO...CALDWELL... CLAIBORNE...DE SOTO...GRANT...JACKSON...LA SALLE...LINCOLN... NATCHITOCHES...OUACHITA...RED RIVER...SABINE LA...UNION LA... WEBSTER AND WINN. * THROUGH THIS EVENING * AN UPPER LEVEL DISTURBANCE CONTINUES TO MOVE SLOWLY EAST ACROSS THE SOUTHERN PLAINS AND WILL CONTINUE TO PRODUCE SHOWERS AND THUNDERSTORMS ACROSS MUCH OF LOUISIANA AND PORTIONS OF SOUTHERN ARKANSAS. SOME RAINFALL TOTALS IN EXCESS OF EIGHT INCHES HAVE ALREADY BEEN OBSERVED IN PARTS OF NORTHWEST LOUISIANA...AND MORE RAINFALL IS EXPECTED. * WIDESPREAD FLASH FLOODING WILL BE POSSIBLE. LOW LYING AND POOR DRAINAGE AREAS WILL BE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 09
979 WGUS64 KSHV 211539 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 1039 AM CDT WED MAR 21 2012 ...HEAVY RAINFALL WITH THE POTENTIAL FOR FLASH FLOODING CONTINUES ACROSS NORTHERN LOUISIANA AND SOUTHERN ARKANSAS... ARZ061-071-072-LAZ001>003-010-211645- /O.CAN.KSHV.FF.A.0005.000000T0000Z-120322T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEVADA-LAFAYETTE-COLUMBIA-CADDO-BOSSIER-WEBSTER-DE SOTO- INCLUDING THE CITIES OF...PRESCOTT...LEWISVILLE...MAGNOLIA... SHREVEPORT...BOSSIER CITY...MINDEN...MANSFIELD 1039 AM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR PORTIONS OF SOUTHWEST ARKANSAS AND NORTHWEST LOUISIANA HAS BEEN CANCELLED. $$ ARZ073-LAZ004>006-011>014-017>022-220000- /O.CON.KSHV.FF.A.0005.000000T0000Z-120322T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ UNION AR-CLAIBORNE-LINCOLN-UNION LA-RED RIVER-BIENVILLE-JACKSON- OUACHITA-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE- INCLUDING THE CITIES OF...EL DORADO...HOMER...RUSTON... FARMERVILLE...COUSHATTA...BIENVILLE...JONESBORO...MONROE...MANY... NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA...JENA 1039 AM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTH CENTRAL ARKANSAS AND LOUISIANA...INCLUDING THE FOLLOWING AREAS...IN SOUTH CENTRAL ARKANSAS...UNION AR. IN LOUISIANA...BIENVILLE...CALDWELL...CLAIBORNE...GRANT... JACKSON...LA SALLE...LINCOLN...NATCHITOCHES...OUACHITA...RED RIVER...SABINE LA...UNION LA AND WINN. * UNTIL 7 PM CDT THIS EVENING * AN UPPER LEVEL DISTURBANCE CONTINUES TO MOVE SLOWLY EASTWARD ACROSS CENTRAL TEXAS AND WILL CONTINUE TO PRODUCE SHOWERS AND ISOLATED THUNDERSTORMS ACROSS MUCH OF NORTH LOUISIANA AND PORTIONS OF SOUTHERN ARKANSAS THROUGH THE AFTERNOON. ALTHOUGH WIDESPREAD AREAS OF RAINFALL HAVE BEEN WANING OVER THE PAST SEVERAL HOURS...AN ADDITIONAL INCH OF RAINFALL MAY BE POSSIBLE ACROSS SOME LOCATIONS THROUGH THE AFTERNOON HOURS. * WIDESPREAD FLASH FLOODING HAD OCCURRED. LOW LYING AND POOR DRAINAGE AREAS ARE ESPECIALLY PRONE...POSING A THREAT TO MOTORISTS AND PROPERTY OWNERS. IN METRO AREAS...UNDERPASSES... LOW WATER CROSSINGS...FLASHY SMALL CREEKS...AND OTHER LOW LYING AREAS MAY ALSO FLOOD EASILY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
437 WGUS64 KSHV 211918 FFASHV FLOOD WATCH NATIONAL WEATHER SERVICE SHREVEPORT LA 218 PM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH IS CANCELLED... ARZ073-LAZ004>006-011>014-017>022-212030- /O.CAN.KSHV.FF.A.0005.000000T0000Z-120322T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ UNION AR-CLAIBORNE-LINCOLN-UNION LA-RED RIVER-BIENVILLE-JACKSON- OUACHITA-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE- INCLUDING THE CITIES OF...EL DORADO...HOMER...RUSTON... FARMERVILLE...COUSHATTA...BIENVILLE...JONESBORO...MONROE...MANY... NATCHITOCHES...WINNFIELD...COLFAX...COLUMBIA...JENA 217 PM CDT WED MAR 21 2012 ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR PORTIONS OF SOUTH CENTRAL ARKANSAS AND NORTH CENTRAL LOUISIANA HAS BEEN CANCELLED. $$ 05
What forecasters said that day
The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Shreveport, LA wrote its last area forecast discussion before this flash flood watch went out at Mar 19, 3:42 AM CDT, 34 minutes earlier.
Area forecast discussion, Mar 19, 3:42 AM CDT, 34 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SHREVEPORT LA
342 AM CDT MON MAR 19 2012
.DISCUSSION...
SIGNIFICANT SEVERE/FLASH FLOODING EVENT SETTING UP AS EXPECTED.
MAMMOTH UPPER TROF HAS MOVED INLAND...AND THE BASE IS NOW OVER AZ
THIS MORNING. THIS DISTURBANCE HAS INITIATED A NASTY LINE OF
CONVECTION OVER THE TX PANHANDLE...WHICH IS EXPECTED TO MIGRATE
EWD TODAY...LIKELY GROWING AND INTENSIFYING. EXPECT CONVECTION TO
MOVE INTO THE WRN FRINGES OF E TX/SE OK BY THIS AFTERNOON...
BRINGING WITH IT THE THREAT FOR DAMAGING WINDS...TORNADOES...AND
POSSIBLY HAIL.
IN THE MEAN TIME...AN EVER-TIGHTENING PRESSURE GRADIENT WILL
PROVIDE FOR WINDY CONDITIONS AREAWIDE. LAKE WIND ADVISORY WILL BE
UP FROM MID MORNING THROUGH AROUND SUNSET...AND MAY BE NEEDED
AGAIN FOR PARTS OF THE REGION ON TUE.
THE SEVERE WEATHER THREAT WILL CONTINUE INTO THE OVERNIGHT
HOURS...AS MULTIPLE ROUNDS OF CONVECTION MOVE ACROSS MAINLY E
TX...SE OK...AND ADJACENT PARTS OF SW AR. ADD TO THIS THE THREAT
FOR FLASH FLOODING...AS EFFICIENT RAINFALL-PRODUCING STORMS MOVE
REPEATEDLY OVER THE SAME AREAS. FLASH FLOOD WATCH FOR MOST OF E
TX...SE OK...AND PARTS OF EXTREME SW AR WILL BE POSTED WITH THIS
PACKAGE. ADDITIONAL COUNTIES/PARISHES MAY NEED TO BE ADDED...AND
THE WATCH MAY EVEN NEED TO BE EXTENDED IN TIME WITH FUTURE
ISSUANCES...AS THE PICTURE BECOMES CLEARER. STILL LOOKING AT
EVENT TOTALS IN THE 7-9 INCH RANGE FOR SE OK/NE TX...WITH AN
ANOTHER AREA OF 6-8 INCHES POSSIBLE FOR ALL OF SW AR AND NW LA.
THREAT AREAS ARE EXPECTED TO GRADUALLY SHIFT EWD THROUGH TUE...AS
THE DISTURBANCE/FRONT LUMBER EWD.
WIDESPREAD HAZARDOUS WEATHER SHOULD COME TO AN END BY WED EVENING...
AS THE SFC BOUNDARY BEGINS TO OCCLUDE. MODELS STILL WORKING OUT
THE DETAILS ON THE NOW CUT OFF LOW...BUT THE GENERAL CONSENSUS IS
FOR IT TO SPIN SOMEWHERE OVER THE SRN PLAINS THROUGH EARLY FRI...
BEFORE IT FINALLY BEGINS TO LIFT NE. WITH THE POSSIBILITY OF THE
SFC BOUNDARY LINGERING ACROSS THE ERN SECTIONS OF THE REGION...
HAVE MAINTAINED SOME LOW-END POPS THROUGH FRI ACROSS THESE AREAS.
WEEKEND LOOKS DRY ATTM...WITH UPPER RIDGING/NW FLOW EXPECTED.
ONGOING HEAT WAVE STILL LOOKS TO BREAK BY TUE/WED...AND NEAR
NORMAL TO JUST ABOVE NORMAL TEMPS ARE FORECAST TO HOLD THROUGH THE
END OF THE PD. /12/
&&
.AVIATION...
MVFR/VFR FLIGHT CATEGORIES ARE BEING OBSERVED ACROSS MUCH OF THE
AREA THIS MORNING. SOME SCATTERED -RA ACTIVITY IS BEGINNING TO MOVE
INTO DEEP EAST TEXAS ATTM...AND WILL LIKELY MOVE INTO THE EAST TEXAS
TERMINALS. FLIGHT CATEGORIES SHOULD NOT CHANGE MUCH WITH THIS -RA
ACTIVITY...AS CIGS ARE EXPECTED TO REMAIN MVFR TO VFR THIS MORNING.
VFR CIGS WILL BECOME MORE COMMON ACROSS THE AREA AS WE MOVE INTO THE
AFTERNOON HOURS...BUT TSRA ACTIVITY WILL ALSO BE BECOMING MORE
POSSIBLE AS WELL. TERMINALS ALONG AND WEST OF I49 WILL BE IN A
SLIGHT RISK FOR SVR THUNDERSTORM ACTIVITY TODAY...WITH +TSRA
ACTIVITY BECOMING MORE COMMON AFTER 00Z AND CONTINUING THROUGH THE
END OF THE 12Z PERIOD. GUSTY SOUTHERLY WINDS OF 15 TO 25 KTS WILL
PREVAIL ACROSS THE AREA TODAY AND TONIGHT...BUT WHERE +TSRA ACTIVITY
OCCURS WINDS WILL BE MUCH STRONGER AND VARIABLE. VSBY WILL VARY WITH
TSRA ACTIVITY AND MAY TEMPORARILY LOWER TO LIFR WHERE HEAVY RAIN
OCCURS. /11/
&&
.PRELIMINARY POINT TEMPS/POPS...
SHV 82 67 78 61 69 / 40 50 100 80 70
MLU 83 67 84 65 75 / 20 20 50 50 70
DEQ 77 63 69 55 69 / 80 100 100 70 70
TXK 80 65 73 57 68 / 60 80 100 80 70
ELD 82 65 79 62 74 / 20 40 70 70 70
TYR 77 62 67 53 65 / 70 100 100 50 50
GGG 80 66 70 56 66 / 60 80 100 60 50
LFK 81 68 74 59 68 / 40 50 100 60 50
&&
.SHV WATCHES/WARNINGS/ADVISORIES...
AR...LAKE WIND ADVISORY FROM 10 AM THIS MORNING TO 7 PM CDT THIS
EVENING FOR THE FOLLOWING ZONES: ARZ050-051-059>061-070>073.
FLASH FLOOD WATCH FROM THIS EVENING THROUGH WEDNESDAY MORNING
FOR THE FOLLOWING ZONES: ARZ050-051-059-060-070.
LA...LAKE WIND ADVISORY FROM 10 AM THIS MORNING TO 7 PM CDT THIS
EVENING FOR THE FOLLOWING ZONES: LAZ001>006-010>014-017>022.
OK...LAKE WIND ADVISORY FROM 10 AM THIS MORNING TO 7 PM CDT THIS
EVENING FOR THE FOLLOWING ZONES: OKZ077.
FLASH FLOOD WATCH FROM THIS EVENING THROUGH WEDNESDAY MORNING
FOR THE FOLLOWING ZONES: OKZ077.
TX...LAKE WIND ADVISORY FROM 10 AM THIS MORNING TO 7 PM CDT THIS
EVENING FOR THE FOLLOWING ZONES:
TXZ096-097-108>112-124>126-136>138-149>153-165>167.
FLASH FLOOD WATCH FROM THIS EVENING THROUGH WEDNESDAY MORNING
FOR THE FOLLOWING ZONES:
TXZ096-097-108>112-124>126-136>138-149>151.
&&
12/11Hazardous weather outlook, Mar 18, 12:27 PM CDT, 15 hours 49 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SHREVEPORT LA 1227 PM CDT SUN MAR 18 2012 ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077- TXZ096-097-108>112-124>126-136>138-149>153-165>167-191100- SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-NEVADA-MILLER-LAFAYETTE- COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER-CLAIBORNE-LINCOLN- UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON-OUACHITA-SABINE LA- NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE-MCCURTAIN-BOWIE- FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH-GREGG- HARRISON-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA- SAN AUGUSTINE-SABINE TX- 1227 PM CDT SUN MAR 18 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ARKANSAS...SOUTHWEST ARKANSAS...NORTH CENTRAL LOUISIANA... NORTHWEST LOUISIANA...SOUTHEAST OKLAHOMA...EAST TEXAS AND NORTHEAST TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT... WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE LATE THIS AFTERNOON THROUGH TONIGHT ACROSS PORTIONS OF NORTHEAST TEXAS...SOUTHEAST OKLAHOMA...AND SOUTHWEST ARKANSAS. HOWEVER...NO HAZARDOUS WEATHER IS EXPECTED. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY... A STRONG UPPER LEVEL DISTURBANCE WILL LIFT NORTHEAST ACROSS CENTRAL AND EASTERN TEXAS...AND INTO SOUTHEAST OKLAHOMA AND SOUTHWEST ARKANSAS MONDAY AFTERNOON...WHICH WILL RESULT IN AN INCREASE IN SHOWERS AND THUNDERSTORMS ACROSS THESE AREAS. STRONG WIND SHEAR AND INSTABILITY WITH THIS DISTURBANCE WILL RESULT IN A THREAT FOR LARGE HAIL...DAMAGING WINDS...AND ISOLATED TORNADOES MONDAY AFTERNOON AND EVENING. AN ISOLATED FLOOD THREAT MAY DEVELOP LATE MONDAY AFTERNOON AND EVENING SHOULD THESE STORMS DEVELOP AND MOVE REPEATEDLY OVER THE SAME AREAS. THE THREAT FOR SEVERE WEATHER AND HEAVY RAINFALL WILL EXIST OVER MUCH OF THE REGION TUESDAY...AS A WEAK PACIFIC COLD FRONT DRIFTS EAST INTO EAST TEXAS...SOUTHEAST OKLAHOMA...AND POSSIBLY EXTREME SOUTHWEST ARKANSAS AND WESTERN LOUISIANA TUESDAY AFTERNOON. MEANWHILE...THE PARENT UPPER LEVEL STORM SYSTEM WILL DRIFT SOUTHEAST TO NEAR THE BIG BEND REGION OF SOUTHWEST TEXAS BEFORE BECOMING NEARLY STATIONARY THROUGH MIDWEEK. SOME OF THE STORMS MAY BECOME SEVERE TUESDAY...WITH THE POTENTIAL FOR DAMAGING WINDS AND ISOLATED TORNADOES. HOWEVER...THE THREAT FOR VERY HEAVY RAINFALL AND FLASH FLOODING WILL INCREASE ACROSS EAST TEXAS...SOUTHEAST OKLAHOMA...SOUTHWEST ARKANSAS...AND WESTERN LOUISIANA...AS THUNDERSTORMS REDEVELOP AND TRAIN NORTHWARD OVER THE SAME AREAS NEAR AND JUST AHEAD OF THE WEAK FRONTAL BOUNDARY. FARTHER EAST ACROSS SOUTHCENTRAL ARKANSAS AND NORTHCENTRAL LOUISIANA...SHOWERS AND THUNDERSTORMS WILL DEVELOP TUESDAY NIGHT AND WEDNESDAY AHEAD OF THE NEARLY STATIONARY FRONT...WITH A SEVERE WEATHER THREAT PERSISTING OVER THESE AREAS. DAMAGING WINDS...ISOLATED TORNADOES...AND LOCALLY HEAVY RAINFALL WILL BE POSSIBLE IN THE STRONGER STORMS...ALTHOUGH A FLASH FLOOD THREAT CAN NOT BE RULED OUT SHOULD THUNDERSTORMS TRAIN OVER THE SAME AREAS FOR A PERIOD OF TIME...ATOP GROUNDS THAT ARE ALREADY SATURATED FROM WIDESPREAD HEAVY RAINFALL WHICH FELL EARLY LAST WEEK. TOTAL RAINFALL AMOUNTS OF THREE TO SIX INCHES ARE EXPECTED AREAWIDE THIS WEEK...WITH HIGHER AMOUNTS POSSIBLY NEARING TEN INCHES OVER PORTIONS OF SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA...AND EXTREME NORTHEAST TEXAS. LOOK FOR THE FLASH FLOOD AND SEVERE WEATHER THREAT TO DIMINISH LATE IN THE WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION SHOULD NOT BE NEEDED THIS AFTERNOON OR TONIGHT. 15
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 3:54 AM CDT | Lake Wind Advisory | SHV | Columbia, Hempstead, Howard, Lafayette, Little River, Miller and 3 more | 18 hr |
| Mar 19, 3:42 PM CDT | Lake Wind Advisory | SHV | Columbia, Lafayette, Union | 23 hr |
| Mar 19, 10:35 AM CDT | River Flood Warning | SHV | Franklin, Morris, Red River, Titus | 7 days |
| Mar 19, 10:35 AM CDT | River Flood Warning | SHV | Bowie, Cass, Franklin, Morris, Titus | 7 days |
Nearby
Flash Flood Watches in Texas, 2012Flash Flood Watches in Louisiana, 2012Flash Flood Watches in Arkansas, 2012Every flash flood watch in 2012
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; radar from the NEXRAD Level II archive.