Alert archive / Texas / River Flood Warnings in 2015

River Flood Warning 125, NWS Shreveport, LA

May 18, 2015Panola County, Shelby County, Texas; De Soto Parish, Louisiana

NWS Shreveport, LA issued this river flood warning at May 18, 2015, 1:34 PM CDT for Panola County, Shelby County, Texas; De Soto Parish, Louisiana. It took effect at May 19, 2015, 4:00 AM CDT. It was in force for 11 days.

The area

The counties it named.

The facts

Issued: May 18, 2015, 1:34 PM CDT (18:34 UTC)
In effect from: May 19, 2015, 4:00 AM CDT
Expired: May 30, 2015, 1:00 AM CDT
In force: 11 days
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Flood severity: Minor

Counties De Soto Parish, LA, Panola County, TX, Shelby County, TX

The river

Written for the forecast point Sabine River at Logansport (LPTL1). The gauge peaked at 29.32 ft at May 19, 2015, 7:00 PM CDT.

Action stage: 27 ft
Minor stage: 28 ft
Moderate stage: 32 ft
Major stage: 34 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08022500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning 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 river flood warning went out at May 18, 1:23 PM CDT, 11 minutes earlier.

Area forecast discussion, May 18, 1:23 PM CDT, 11 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SHREVEPORT LA
123 PM CDT MON MAY 18 2015

.AVIATION...
EXTREMELY HEAVY RAINFALL IS BEGINNING TO DIMINISH...WITH LGT TO
MOD PRECIP CONTINUING THRU MID AFTN AT KMLU...AND ABOUT TO END AT
KSHV. TEMPO MVFR CONDITIONS ACROSS LA/AR PORTIONS OF AREA WILL
TRANSITION TO VFR CIGS BY AROUND 18/21Z. HOWEVER...CONDITIONS
IDEAL FOR DENSE FOG OVERNIGHT AS GROUND SFC TO REMAIN FLOODED INTO
THE EVE...LGT WINDS...AND COOL AFTN TEMPS GIVE WAY TO CLEARING
SKIES. IFR CONDITIONS LATE TONIGHT BECMG VFR BY MID MORNING TUE
WITH GOOD WARMING AND LGT SOUTHERLY WINDS./VII/.

&&

.PREV DISCUSSION... /ISSUED 1123 AM CDT MON MAY 18 2015/

DISCUSSION...
A SIGNIFICANT AND POTENTIALLY LIFE THREATENING FLASH FLOOD EVENT
IS ONGOING THIS MORNING ACROSS MUCH OF E TX/N LA...AS A MESSY
MESOSCALE AND SYNOPTIC SETUP IS IN PLACE RESULTING IN WIDESPREAD
FLASH FLOODING ACROSS THE SRN HALF OF THE REGION. THE 16Z SFC
ANALYSIS INDICATES A WEAK W-E SFC BNDRY EXTENDING FROM NEAR JAS TO
DRI AND S OF AEX...WHICH HAS BEEN REINFORCED SWD FROM A COLD POOL
THAT HAS DEVELOPED FROM INTENSE CONVECTION OVER DEEP E TX/NCNTRL
LA. MEANWHILE...A LARGE SYMETRICAL OUTFLOW BNDRY FROM THIS
CONVECTION CONTINUES TO LIFT N ACROSS E TX AND W INTO CNTRL
TX...CONTRIBUTING INTO ADDITIONAL HEAVY RAINFALL DEVELOPING ALONG
THE I-20 CORRIDOR OF E TX/NW LA. A STRONGLY DIFFULENT REMAINS IN
PLACE CONTRIBUTING TO LARGE SCALE FORCING AHEAD OF A SHORTWAVE
WELL DEPICTED OVER SRN OK/ECNTRL TX...WHICH SHOULD CONTINUE
TO GRADUALLY SHIFT E THROUGH THE AFTERNOON. WIDESPREAD RAINFALL
TOTALS OF 3-5 INCHES...WITH ISOLATED AMOUNTS NEARING 8
INCHES...HAVE ALREADY FALLEN ACROSS THESE AREAS SINCE EARLY THIS
MORNING...WITH ADDITIONAL AMOUNTS OF 1-3 INCHES POSSIBLE THIS
AFTERNOON.

DID UPDATE THE FORECAST TO INCREASE POPS TO HIGH END CATEGORICAL
FOR MUCH OF THE WATCH AREA TODAY. ALSO LOWERED TEMPS ACROSS THE
BOARD...WITH MOST LOCALES IN THE RAIN SHIELD LIKELY NOT CLIMBING
OUT OF THE 70S.

ZONE UPDATE ALREADY OUT...GRIDS WILL BE AVAILABLE SHORTLY.

15

&&

.PRELIMINARY POINT TEMPS/POPS...
SHV  77  69  85  70 /  80  30  30  30
MLU  76  68  85  70 / 100  30  40  30
DEQ  83  66  81  67 /  20  30  30  30
TXK  83  67  82  67 /  30  30  30  30
ELD  79  67  83  68 /  50  30  30  30
TYR  80  69  83  70 /  70  20  30  20
GGG  79  68  84  69 /  70  20  30  20
LFK  78  70  85  71 / 100  20  40  20

&&

.SHV WATCHES/WARNINGS/ADVISORIES...
AR...FLASH FLOOD WATCH UNTIL 7 PM CDT THIS EVENING FOR ARZ072-073.

LA...FLASH FLOOD WATCH UNTIL 7 PM CDT THIS EVENING FOR LAZ001>006-
     010>014-017>022.

OK...NONE.
TX...FLASH FLOOD WATCH UNTIL 7 PM CDT THIS EVENING FOR TXZ136>138-
     149>153-165>167.

&&

Hazardous weather outlook, May 18, 4:40 AM CDT, 8 hours 54 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SHREVEPORT LA
440 AM CDT MON MAY 18 2015

ARZ050-051-059>061-070-071-OKZ077-TXZ096-097-108>112-124>126-
181700-
SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-NEVADA-MILLER-LAFAYETTE-
MCCURTAIN-RED RIVER-BOWIE-FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-
UPSHUR-MARION-
440 AM CDT MON MAY 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT...

THERE IS A CHANCE OF THUNDERSTORMS ACROSS THE AREA TODAY AND
TONIGHT. SEVERE STORMS ARE NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...

THUNDERSTORM CHANCES WILL CONTINUE ACROSS THE AREA THROUGH SUNDAY.
NO WIDESPREAD SEVERE WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ARZ072-073-LAZ001>006-010>014-017>022-TXZ136>138-149>153-165>167-
181700-
COLUMBIA-UNION-CADDO-BOSSIER-WEBSTER-CLAIBORNE-LINCOLN-DE SOTO-
RED RIVER-BIENVILLE-JACKSON-OUACHITA-SABINE-NATCHITOCHES-WINN-
GRANT-CALDWELL-LA SALLE-SMITH-GREGG-HARRISON-CHEROKEE-RUSK-PANOLA-
NACOGDOCHES-SHELBY-ANGELINA-SAN AUGUSTINE-
440 AM CDT MON MAY 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
ARKANSAS...SOUTHWEST ARKANSAS...NORTH CENTRAL LOUISIANA...
NORTHWEST LOUISIANA...EAST TEXAS AND NORTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT...

NUMEROUS SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER
THE AREA AND SPREAD NORTHEAST TODAY. HEAVY RAINFALL AND LOCALLY
GUSTY WINDS WILL BE POSSIBLE WITH THE STRONGER STORMS. THE MAIN
HAZARD WILL BE FLASH FLOODING...WITH ADDITIONAL RAINFALL AMOUNTS
OF ONE TO THREE INCHES POSSIBLE IN A SHORT PERIOD OF TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...

THUNDERSTORM CHANCES WILL CONTINUE ACROSS THE AREA THROUGH SUNDAY.
NO WIDESPREAD SEVERE WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE TODAY...MAINLY DUE TO FLOODING.

In the hours before

Local storm report, May 18, 11:16 AM CDT, 2 hours 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1116 AM CDT MON MAY 18 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0900 AM     FLASH FLOOD      5 N HUDSON              31.40N  94.79W
05/18/2015                   ANGELINA           TX   LAW ENFORCEMENT

            FLASH FLOODING ALONG FARM TO MARKET ROAD 2021...JUST
            OFF OF HWY 69.

&&

EVENT NUMBER SHV1500488

20

Local storm report, May 18, 11:21 AM CDT, 2 hours 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1121 AM CDT MON MAY 18 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0945 AM     FLASH FLOOD      LUFKIN                  31.33N  94.73W
05/18/2015                   ANGELINA           TX   LAW ENFORCEMENT

            LAW ENFORCEMENT...BROADCAST MEDIA...AND PUBLIC CONFIRM
            WIDESPREAD STREET FLOODING ACROSS THE CITY OF LUFKIN.

&&

EVENT NUMBER SHV1500489

20

Local storm report, May 18, 11:26 AM CDT, 2 hours 8 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1126 AM CDT MON MAY 18 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0952 AM     FLASH FLOOD      4 NNE HUDSON            31.39N  94.77W
05/18/2015                   ANGELINA           TX   PUBLIC

            PUBLIC PHOTO CONFIRM FLOODING ACROSS US HWY 69.

&&

EVENT NUMBER SHV1500490

20

Local storm report, May 18, 12:01 PM CDT, 1 hour 33 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1201 PM CDT MON MAY 18 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0945 AM     FLASH FLOOD      COLUMBIA                32.10N  92.08W
05/18/2015                   CALDWELL           LA   LAW ENFORCEMENT

            WIDESPREAD FLOODING ACROSS CALDWELL PARISH. PARISH
            BEGINS SANDBAGGING EFFORTS TO HANDLE FLOODING.

&&

EVENT NUMBER SHV1500491

20

Local storm report, May 18, 12:35 PM CDT, 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1235 PM CDT MON MAY 18 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0930 AM     FLASH FLOOD      RUSTON                  32.53N  92.64W
05/18/2015                   LINCOLN            LA   EMERGENCY MNGR

            *** 1 FATAL, 2 INJ *** A CHILD PERISHED WHEN A CAR
            CARRYING AN ADULT AND 2 CHILDREN WAS SWEPT OFF LITTLE
            RIVER RD IN RUSTON. THE 2 SURVIVORS WERE TAKEN TO THE
            HOSPITAL FOR UNKNOWN INJURIES.

&&

EVENT NUMBER SHV1500492

20

Local storm report, May 18, 1:25 PM CDT, 9 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 18, 3:21 AM CDT	Flash Flood Warning	SHV	Panola	2 hr
May 18, 5:08 AM CDT	Special Weather Statement	SHV	Harrison	52 min
May 18, 8:40 AM CDT	Flash Flood Warning	SHV	Angelina, Cherokee, Nacogdoches, San Augustine	3 hr
May 18, 9:16 AM CDT	Flash Flood Warning	SHV	Sabine, Shelby	4 hr
May 18, 10:08 AM CDT	Special Weather Statement	SHV	Sabine	52 min
May 18, 10:17 AM CDT	Special Weather Statement	SHV	Panola	43 min
May 18, 10:28 AM CDT	Flash Flood Warning	SHV	Harrison, Marion, Nacogdoches, Panola, San Augustine, Shelby	4 hr
May 18, 11:46 AM CDT	Flash Flood Warning	SHV	Angelina, Cherokee, Nacogdoches, San Augustine	119 min
May 18, 1:14 PM CDT	Flash Flood Warning	SHV	Sabine, Shelby	2 hr
May 17, 7:55 PM CDT	Special Weather Statement	SHV	Ouachita	65 min
May 17, 8:13 PM CDT	Areal Flood Advisory	SHV	Caldwell, Grant, LaSalle, Ouachita, Union	3 hr
May 18, 5:42 AM CDT	Flash Flood Warning	SHV	Caddo	93 min
May 18, 6:02 AM CDT	Flash Flood Warning	SHV	Bienville, Caldwell, Jackson, Lincoln, Ouachita	3 hr
May 18, 6:52 AM CDT	Special Weather Statement	SHV	Natchitoches	38 min
May 18, 7:13 AM CDT	Flash Flood Warning	SHV	Bienville, Caldwell, Jackson, Natchitoches, Red River, Winn	3 hr
May 18, 8:21 AM CDT	Special Weather Statement	SHV	Natchitoches	54 min
May 18, 8:59 AM CDT	Flash Flood Warning	SHV	Bienville, Caldwell, Jackson, Lincoln, Ouachita	2 hr
May 18, 9:58 AM CDT	Special Weather Statement	SHV	Natchitoches	47 min
May 18, 10:37 AM CDT	Flash Flood Warning	SHV	Caldwell, Jackson, LaSalle, Winn	3 hr
May 18, 10:57 AM CDT	Areal Flood Advisory	SHV	Bienville, Caldwell, Jackson, Lincoln, Ouachita, Union	3 hr
May 18, 11:15 AM CDT	River Flood Warning	SHV	Bienville, Bossier, Caddo, Natchitoches, Red River	47 days
May 18, 11:15 AM CDT	River Flood Warning	SHV	Grant, Natchitoches, Red River	49 days
May 18, 11:21 AM CDT	River Flood Warning	SHV	Bienville, Bossier, Red River, Webster	12 days
May 18, 11:43 AM CDT	River Flood Warning	SHV	Caldwell, Grant, LaSalle, Winn	9 days
May 18, 1:29 PM CDT	Flash Flood Warning	SHV	Caldwell, Jackson, LaSalle, Winn	3 hr
May 18, 3:27 PM CDT	Areal Flood Advisory	SHV	Caldwell, Grant, LaSalle	2 hr

Nearby

River Flood Warnings in Texas, 2015 River Flood Warnings in Louisiana, 2015 Every river flood warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the gauge from the NWS water service and the USGS.