Alert archive / Texas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 59, NWS Shreveport, LA

March 31, 2009Shelby County, Texas; Sabine Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Mar 31, 2009, 7:11 AM CDT for Shelby County, Texas; Sabine Parish, Louisiana. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 31, 2009, 7:11 AM CDT (12:11 UTC)
Expired: Mar 31, 2009, 8:00 AM CDT
In force: 49 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon

Counties Sabine Parish, LA, Shelby County, TX

The radar

The Shreveport radar (KSHV), 86 km from the middle of the area, began a volume at 12:11 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 severe thunderstorm 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 severe thunderstorm warning went out at Mar 31, 5:39 AM CDT, 1 hour 32 minutes earlier.

Area forecast discussion, Mar 31, 5:39 AM CDT, 1 hour 32 minutes before

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Hazardous weather outlook, Mar 31, 6:03 AM CDT, 1 hour 8 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SHREVEPORT LA
603 AM CDT TUE MAR 31 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>167-311700-
ANGELINA-BIENVILLE-BOSSIER-BOWIE-CADDO-CALDWELL-CAMP-CASS-CHEROKEE-
CLAIBORNE-COLUMBIA-DE SOTO-FRANKLIN-GRANT-GREGG-HARRISON-HEMPSTEAD-
HOWARD-JACKSON-LA SALLE-LAFAYETTE-LINCOLN-LITTLE RIVER-MARION-
MCCURTAIN-MILLER-MORRIS-NACOGDOCHES-NATCHITOCHES-NEVADA-OUACHITA-
PANOLA-RED RIVER LA-RED RIVER TX-RUSK-SABINE LA-SABINE TX-
SAN AUGUSTINE-SEVIER-SHELBY-SMITH-TITUS-UNION AR-UNION LA-UPSHUR-
WEBSTER-WINN-WOOD-
603 AM CDT TUE MAR 31 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OKLAHOMA...
NORTHEAST TEXAS...SOUTHWEST ARKANSAS...AND NORTHWEST AND
NORTH CENTRAL LOUISIANA.

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

SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG AND NEAR A
COLD FRONT MOVING ACROSS THE FOUR STATE REGION DURING THE DAY. BY
EARLY TONIGHT THE FRONT WILL HAVE MOVED EAST OF THE AREA. ISOLATED
STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE ACROSS PARTS OF THE
EAST TEXAS LAKES AREA...AND NORTHWEST AND NORTH CENTRAL
LOUISIANA. THE THREAT FOR SIGNIFICANT STORMS WILL BE OVER
BY EARLY THIS EVENING. SEVERE THUNDERSTORMS WILL BE CAPABLE OF
PRODUCING LARGE HAIL THE SIZE OF PENNIES AND NICKELS...AND POSSIBLY
ISOLATED STRONG WIND GUSTS...ALONG WITH BRIEF BUT HEAVY RAINFALL
AND DEADLY LIGHTNING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...

A SECOND ROUND OF SHOWERS AND THUNDERSTORMS RETURN WEDNESDAY NIGHT
AND THURSDAY WITH OUR NEXT COLD FRONT...FOLLOWED BY THE THIRD ROUND
SATURDAY NIGHT AND SUNDAY. WITH TEMPERATURES ON THE COOLER
SIDE ALONG WITH LOWER DEW POINTS...SEVERE THUNDERSTORMS WILL BE
MORE ISOLATED IN NATURE.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF STORM SPOTTER GROUPS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL...WILL NOT BE NEEDED ACROSS
NORTHEAST TEXAS...SOUTHEAST OKLAHOMA...AND SOUTHWEST ARKANSAS
TODAY OR TONIGHT...BUT MAY BE CALLED UPON THROUGH THIS AFTERNOON FOR
LOWER SECTIONS OF NORTHEAST TEXAS...AND NORTHWEST AND NORTH CENTRAL
LOUISIANA.

06

In the hours before

Special weather statement, Mar 31, 1:52 AM CDT, 5 hours 19 minutes before

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Special weather statement, Mar 31, 2:34 AM CDT, 4 hours 37 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
234 AM CDT TUE MAR 31 2009

TXZ136-310815-
SMITH-
234 AM CDT TUE MAR 31 2009

...SIGNIFICANT WEATHER ALERT...

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SIGNIFICANT
WEATHER ALERT...EFFECTIVE UNTIL 315 AM CDT...FOR THE FOLLOWING
COUNTY...

IN NORTHEAST TEXAS...
     SMITH...

INCLUDING THE FOLLOWING LOCATIONS...
     ARP...LINDALE...TYLER AND WHITEHOUSE...

AT 232 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 6 MILES NORTHWEST OF CHANDLER...OR 14 MILES WEST
OF TYLER...MOVING EAST AT 35 MPH.

PEA SIZE HAIL...AND WINDS 30 TO 40 MPH ARE EXPECTED WITH THIS STORM.

PARKER

Local storm report, Mar 31, 3:10 AM CDT, 4 hours 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
310 AM CDT TUE MAR 31 2009

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

0249 AM     HAIL             7 NW TYLER              32.40N 95.39W
03/31/2009  E0.88 INCH       SMITH              TX   TRAINED SPOTTER

&&

PARKER

Special weather statement, Mar 31, 3:31 AM CDT, 3 hours 40 minutes before

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Special weather statement, Mar 31, 5:55 AM CDT, 1 hour 16 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
555 AM CDT TUE MAR 31 2009

TXZ150-152-153-311145-
NACOGDOCHES-RUSK-SHELBY-
555 AM CDT TUE MAR 31 2009

...SIGNIFICANT WEATHER ALERT...

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SIGNIFICANT
WEATHER ALERT...EFFECTIVE UNTIL 645 AM CDT...FOR THE FOLLOWING
COUNTIES...

IN NORTHEAST TEXAS...
     RUSK...
IN EASTERN TEXAS...
     SHELBY AND NACOGDOCHES...

INCLUDING THE FOLLOWING LOCATIONS...
     CENTER...GARRISON...NEUVILLE...TENAHA...TIMPSON...AND TRAWICK.

AT 553 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR TRAWICK...OR 11 MILES NORTHWEST OF
NACOGDOCHES...MOVING EAST AT 35 MPH.

DIME SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THIS
STORM.

12

Special weather statement, Mar 31, 6:13 AM CDT, 58 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
Mar 31, 3:39 AM CDT	Severe Thunderstorm Warning	SHV	Gregg, Harrison, Rusk	51 min
Mar 31, 3:57 AM CDT	Severe Thunderstorm Warning	SHV	Cherokee, Harrison, Nacogdoches, Panola, Rusk, Shelby	48 min
Mar 31, 4:23 AM CDT	Severe Thunderstorm Warning	SHV	Harrison, Panola	52 min
Mar 31, 5:06 AM CDT	Severe Thunderstorm Warning	SHV	Panola	24 min
Mar 31, 5:27 AM CDT	Severe Thunderstorm Warning	SHV	Panola	48 min
Mar 31, 6:26 AM CDT	Severe Thunderstorm Warning	SHV	Nacogdoches, Shelby	49 min
Mar 31, 8:27 AM CDT	Severe Thunderstorm Warning	SHV	Grant, Natchitoches, Winn	48 min
Mar 31, 8:31 AM CDT	Tornado Warning	SHV	Grant, Natchitoches, Winn	29 min
Mar 31, 9:22 AM CDT	Severe Thunderstorm Warning	SHV	Grant, LaSalle	38 min
Mar 31, 9:45 AM CDT	Severe Thunderstorm Warning	SHV	LaSalle	30 min
Mar 31, 3:30 PM CDT	Freeze Warning	SHV	Howard, Sevier	17 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2009 Severe Thunderstorm Warnings in Louisiana, 2009 Every severe thunderstorm 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.