Alert archive / Louisiana / Flash Flood Warnings in 2009

Flash Flood Warning 44, NWS Shreveport, LA

July 28, 2009Webster Parish, Louisiana

NWS Shreveport, LA issued this flash flood warning at Jul 28, 2009, 8:07 AM CDT for Webster Parish, Louisiana. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 28, 2009, 8:07 AM CDT (13:07 UTC)
Expired: Jul 28, 2009, 11:00 AM CDT
In force: 3 hr
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Flood severity: None

County Webster Parish, LA

The radar

The Shreveport radar (KSHV), 56 km from the middle of the area, began a volume at 13:09 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.

What forecasters said that day

The local office's own words before this flash 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 flash flood warning went out at Jul 28, 4:19 AM CDT, 3 hours 48 minutes earlier.

Area forecast discussion, Jul 28, 4:19 AM CDT, 3 hours 48 minutes before

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Hazardous weather outlook, Jul 28, 6:17 AM CDT, 1 hour 50 minutes before

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In the hours before

Special weather statement, Jul 28, 4:59 AM CDT, 3 hours 8 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
459 AM CDT TUE JUL 28 2009

TXZ097-112-281045-
BOWIE-CASS-
459 AM CDT TUE JUL 28 2009

...SIGNIFICANT WEATHER ALERT...

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SIGNIFICANT
WEATHER ALERT...EFFECTIVE UNTIL 545 AM CDT...FOR THE FOLLOWING
COUNTIES...

IN NORTHEAST TEXAS...
     BOWIE AND CASS...

INCLUDING THE FOLLOWING LOCATIONS...
     ATLANTA...BIVINS...MAUD...NEW BOSTON...QUEEN CITY...REDWATER AND
     SIMMS...

AT 456 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A STRONG THUNDERSTORM 7 MILES SOUTH OF SIMMS...MOVING EAST SOUTHEAST
AT 20 MPH.

PEA SIZE HAIL...AND WINDS AROUND 50 MPH MAY OCCUR WITH THIS STORM.

12

Local storm report, Jul 28, 7:20 AM CDT, 47 minutes before

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Special weather statement, Jul 28, 7:25 AM CDT, 42 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
725 AM CDT TUE JUL 28 2009

ARZ072-LAZ002-003-281330-
BOSSIER-COLUMBIA-WEBSTER-
725 AM CDT TUE JUL 28 2009

...SIGNIFICANT WEATHER ALERT...

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SIGNIFICANT
WEATHER ALERT...EFFECTIVE UNTIL 830 AM CDT...FOR THE FOLLOWING
COUNTIES AND PARISHES...

IN SOUTHWEST ARKANSAS...
     COLUMBIA...
IN NORTHWEST LOUISIANA...
     BOSSIER AND WEBSTER...

INCLUDING THE FOLLOWING LOCATIONS...
     WELCOME...CULLEN...SAREPTA AND SPRINGHILL...

AT 723 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS ARE TRACKING
A STRONG THUNDERSTORM NEAR CULLEN...OR NEAR SPRINGHILL...MOVING
NORTHEAST AT 10 MPH.

WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM.

PARKER

Local storm report, Jul 28, 7:56 AM CDT, 11 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
Jul 28, 12:41 AM CDT	Areal Flood Advisory	SHV	Upshur	3 hr
Jul 28, 1:18 AM CDT	Severe Thunderstorm Warning	SHV	Cass, Harrison, Marion	42 min
Jul 28, 4:39 AM CDT	Areal Flood Advisory	SHV	Bowie, Cass, Morris	3 hr
Jul 28, 7:45 AM CDT	Flash Flood Warning	SHV	Cass, Marion	5 hr
Jul 28, 8:03 AM CDT	Tornado Warning	SHV	Cass, Marion	42 min
Jul 28, 8:33 AM CDT	Flash Flood Warning	SHV	Gregg, Harrison, Upshur	3 hr
Jul 28, 10:46 AM CDT	Flash Flood Warning	SHV	Panola	4 hr
Jul 28, 11:22 AM CDT	Flash Flood Warning	SHV	Harrison	3 hr
Jul 28, 12:59 PM CDT	River Flood Warning	SHV	Cass, Marion	5 days
Jul 28, 2:07 PM CDT	Flash Flood Warning	SHV	Harrison, Marion	3 hr
Jul 28, 3:42 AM CDT	Areal Flood Advisory	SHV	Bossier, Caddo	3 hr
Jul 28, 7:07 AM CDT	Severe Thunderstorm Warning	SHV	Bossier, Caddo	38 min
Jul 28, 7:52 AM CDT	Flash Flood Warning	SHV	Bossier, Caddo, Webster	4 hr
Jul 28, 8:24 AM CDT	Severe Thunderstorm Warning	SHV	Bossier, Webster	51 min
Jul 28, 9:10 AM CDT	Severe Thunderstorm Warning	SHV	Bossier, Webster	50 min
Jul 28, 9:44 AM CDT	Severe Thunderstorm Warning	SHV	Bienville, Bossier, Caddo, Claiborne, De Soto, Red River and 1 more	61 min
Jul 28, 10:53 AM CDT	Flash Flood Warning	SHV	Webster	112 min
Jul 28, 11:18 AM CDT	Flash Flood Warning	SHV	Caldwell, Jackson, Natchitoches, Winn	4 hr

Nearby

Flash Flood Warnings in Louisiana, 2009 Every flash 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.