Alert archive / Louisiana / River Flood Warnings in 2009

River Flood Warning 141, NWS Shreveport, LA

October 30, 2009Caddo Parish, De Soto Parish, Louisiana

NWS Shreveport, LA issued this river flood warning at Oct 30, 2009, 3:54 AM CDT for Caddo Parish, De Soto Parish, Louisiana. It was in force for 14 days.

The area

The counties it named.

The facts

Issued: Oct 30, 2009, 3:54 AM CDT (08:54 UTC)
Expired: Nov 13, 2009, 10:35 AM CST
In force: 14 days
Issued by: NWS Shreveport, LA
Flood severity: Minor

Counties Caddo Parish, LA, De Soto Parish, LA

The radar

The Shreveport radar (KSHV), 15 km from the middle of the area, began a volume at 08:56 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 river

Written for the forecast point Wallace Lake (WAGL1).

Action stage: 149 ft
Minor stage: 151 ft
Moderate stage: 158.5 ft
Major stage: 160 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07351550, 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 Oct 30, 3:46 AM CDT, 8 minutes earlier.

Area forecast discussion, Oct 30, 3:46 AM CDT, 8 minutes before

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Hazardous weather outlook, Oct 29, 11:56 AM CDT, 15 hours 58 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SHREVEPORT LA
1156 AM CDT THU OCT 29 2009

ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077-
TXZ096-097-108>112-124>126-136>138-149>153-165>167-301700-
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-
1156 AM CDT THU OCT 29 2009

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...

AN UPPER LEVEL DISTURBANCE...COMBINED WITH A SLOW MOVING SURFACE
COLD FRONT AND RICH LOW LEVEL MOISTURE...WILL PROVIDE FOR
WIDESPREAD SHOWERS AND THUNDERSTORMS TODAY AND TONIGHT. SOME OF
THESE STORMS WILL BE CAPABLE OF PRODUCING HEAVY RAINFALL...DAMAGING
WINDS...AND ISOLATED TORNADOES. FLOODING WILL BE A SIGNIFICANT
CONCERN WITH RAINFALL TOTALS AVERAGING AROUND 3 TO 6 INCHES
AREAWIDE...INCLUDING ISOLATED AMOUNTS OF UP TO 7 INCHES POSSIBLE
THROUGH FRIDAY. THE MOST LIKELY LOCATING FOR THE HIGHEST RAINGALL
TOTALS WIL BE ACROSS NORTHWEST LOUISIANA.

ALTHOUGH THERE WILL BE A POTENTIAL FOR BOTH SEVERE WEATHER AND
FLOODING THIS AFTERNOON AND OVERNIGHT...THE MAIN TORNADIC THREAT
WITH BE WITH THE PREFRONTAL STORMS THIS AFTERNOON...ESPECIALLY
ACROSS NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA...IN ASSOCIATION
WITH STORMS THAT ARE CURRENTLY STILL DEVELOPING. THE MAIN THREAT
FOR SIGNIFICANT FLOODING WILL BE TONIGHT...AS WELL AS POSSIBLE
STRONG TO DAMAGING STRAIGHT LINE WINDS ASSOCIATED WITH A SLOW
MOVING SQUALL LINE ENTERING NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA
DURING THE EVENING FROM THE WEST.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY...

HEAVY RAIN WILL LINGER INTO MUCH OF THE DAY FRIDAY...WITH A
CONTINUED FLOODING THREAT.

.SPOTTER INFORMATION STATEMENT...
ACTIVATION OF STORM SPOTTERS WILL LIKELY BE REQUIRED THIS
AFTERNOON AND EVENING. LOCAL FLOODING ALSO POSSIBLE THIS
AFTERNOON...BECOMING MORE LIKELY AREAWIDE TONIGHT AND FRIDAY.
EMERGENCY MANAGERS NEED TO PREPARE FOR POSSIBLE SIGNIFICANT FLOODING.

VII

In the hours before

Local storm report, Oct 30, 1:18 AM CDT, 2 hours 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
118 AM CDT FRI OCT 30 2009

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

0115 AM     FLASH FLOOD      BOSSIER CITY            32.52N 93.66W
10/30/2009                   BOSSIER            LA   LAW ENFORCEMENT

            NUMEROUS ROADS REMAIN UNDER WATER AND CLOSED. SOME WATER
            IN HOMES ACROSS THE PARISH AS WELL.

0115 AM     FLASH FLOOD      SHREVEPORT              32.47N 93.80W
10/30/2009                   CADDO              LA   LAW ENFORCEMENT

            ROADS UNDER WATER AND CLOSED THROUGHOUT THE ENTIRE
            PARISH. SOME WATER IN HOMES ACROSS THE SOUTHERN PORTION
            OF THE PARISH.

0115 AM     FLASH FLOOD      10 NE BRADLEY           33.20N 93.53W
10/30/2009                   LAFAYETTE          AR   LAW ENFORCEMENT

            HWY 53 CLOSED NEAR LAKE ERLING DUE TO HIGH WATER.

&&

MBERRY

Local storm report, Oct 30, 1:38 AM CDT, 2 hours 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
138 AM CDT FRI OCT 30 2009

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

0135 AM     FLASH FLOOD      BIENVILLE               32.36N 92.98W
10/30/2009                   BIENVILLE          LA   LAW ENFORCEMENT

            SEVERAL ROADS FLOODED THROUGHOUT THE PARISH.

&&

15

Local storm report, Oct 30, 1:42 AM CDT, 2 hours 12 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
142 AM CDT FRI OCT 30 2009

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

0142 AM     FLASH FLOOD      WINNFIELD               31.92N 92.64W
10/30/2009                   WINN               LA   LAW ENFORCEMENT

            HIGH WATER REPORTED ON HWY 167 NEAR THE AIRPORT.

0142 AM     FLASH FLOOD      NATCHEZ                 31.67N 93.05W
10/30/2009                   NATCHITOCHES       LA   LAW ENFORCEMENT

            HIGH WATER AND ROAD CLOSURES IN AND AROUND THE NATCHEZ
            COMMUNITY

&&

MBERRY

Local storm report, Oct 30, 1:43 AM CDT, 2 hours 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
143 AM CDT FRI OCT 30 2009

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

0135 AM     FLASH FLOOD      3 NW HODGE              32.30N 92.77W
10/30/2009                   JACKSON            LA   LAW ENFORCEMENT

            HIGH WATER OVER BEAR CREEK ROAD NORTHWEST OF HODGE.

&&

15

Local storm report, Oct 30, 1:53 AM CDT, 2 hours 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
153 AM CDT FRI OCT 30 2009

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

0150 AM     FLASH FLOOD      HOMER                   32.79N 93.06W
10/30/2009                   CLAIBORNE          LA   LAW ENFORCEMENT

            SEVERAL HOMES HAVE BEEN EVACUATED ON CARTER DRIVE IN
            HOMER DUE TO FLOODING. NUMEROUS ROADS ARE FLOODED ACROSS
            THE PARISH.

&&

15

Local storm report, Oct 30, 2:30 AM CDT, 1 hour 24 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
Oct 29, 8:36 PM CDT	Flash Flood Warning	SHV	Angelina, Nacogdoches, Sabine, San Augustine	4 hr
Oct 29, 9:02 PM CDT	Flash Flood Warning	SHV	Harrison, Panola, Shelby	4 hr
Oct 29, 9:23 PM CDT	River Flood Warning	SHV	Angelina, Cherokee, Nacogdoches	5 days
Oct 30, 12:31 AM CDT	Flash Flood Warning	SHV	Angelina, Nacogdoches, San Augustine	4 hr
Oct 30, 1:00 AM CDT	Flash Flood Warning	SHV	Harrison, Panola, Shelby	4 hr
Oct 30, 4:32 AM CDT	Areal Flood Warning	SHV	Angelina, Nacogdoches, San Augustine	4 hr
Oct 30, 4:48 AM CDT	Areal Flood Warning	SHV	Harrison, Panola, Shelby	4 hr
Oct 30, 5:51 AM CDT	River Flood Warning	SHV	Sabine, San Augustine	3 hr
Oct 30, 12:09 PM CDT	River Flood Warning	SHV	Sabine, San Augustine	22 hr
Oct 29, 7:13 PM CDT	Tornado Warning	SHV	Bossier, Webster	32 min
Oct 29, 7:49 PM CDT	Flash Flood Warning	SHV	Bossier, Claiborne, Webster	8 hr
Oct 29, 9:12 PM CDT	River Flood Warning	SHV	Bossier	4 days
Oct 29, 9:13 PM CDT	Flash Flood Warning	SHV	Bossier, Caddo, De Soto	4 hr
Oct 29, 9:29 PM CDT	Severe Thunderstorm Warning	SHV	Claiborne, Union	46 min
Oct 29, 10:21 PM CDT	Flash Flood Warning	SHV	Bienville, Claiborne, Lincoln, Red River, Union	4 hr
Oct 30, 12:55 AM CDT	Flash Flood Warning	SHV	Bossier, Caddo, De Soto	4 hr
Oct 30, 1:30 AM CDT	Flash Flood Warning	SHV	Grant, Jackson, Natchitoches, Ouachita, Winn	7 hr
Oct 30, 2:13 AM CDT	Flash Flood Warning	SHV	Bienville, Lincoln, Red River, Union	4 hr
Oct 30, 3:45 AM CDT	Flash Flood Warning	SHV	Claiborne, Webster	4 hr
Oct 30, 4:41 AM CDT	Areal Flood Warning	SHV	Bossier, Caddo, De Soto	4 hr
Oct 30, 6:15 AM CDT	Areal Flood Warning	SHV	Bienville, Claiborne, Webster	60 min
Oct 30, 6:29 AM CDT	Flash Flood Warning	SHV	Bienville, Lincoln, Red River, Union	3 hr
Oct 30, 7:43 AM CDT	Areal Flood Warning	SHV	Claiborne, Webster	2 hr
Oct 30, 8:31 AM CDT	Areal Flood Warning	SHV	Bienville, Caldwell, Grant, Jackson, LaSalle, Lincoln and 6 more	3 hr
Oct 30, 9:55 AM CDT	River Flood Warning	SHV	Bossier, Caddo, Red River	23 hr
Oct 30, 11:14 AM CDT	River Flood Warning	SHV	Caldwell, Ouachita	31 days
Oct 30, 11:38 AM CDT	River Flood Warning	SHV	Claiborne, Lincoln, Union	35 hr
Oct 29, 8:09 PM CDT	Tornado Warning	SHV	Columbia, Union	36 min

Nearby

River Flood Warnings in Louisiana, 2009 Every river flood warning in 2009

Sources

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