Alert archive / Texas / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 121, NWS Shreveport, LA

May 16, 20104 counties in Texas

NWS Shreveport, LA issued this severe thunderstorm warning at May 16, 2010, 10:25 PM CDT for 4 counties in Texas. It was in force for 50 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: May 16, 2010, 10:25 PM CDT (03:25 UTC)
Expired: May 16, 2010, 11:15 PM CDT
In force: 50 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon

Counties Camp County, TX, Franklin County, TX, Upshur County, TX, Wood County, TX

The radar

The Shreveport radar (KSHV), 131 km from the middle of the area, began a volume at 03:25 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 May 16, 9:25 PM CDT, 1 hour earlier.

Area forecast discussion, May 16, 9:25 PM CDT, 1 hour before

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Hazardous weather outlook, May 16, 12:15 PM CDT, 10 hours 10 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SHREVEPORT LA
1215 PM CDT SUN MAY 16 2010

ARZ050-051-059>061-070>073-LAZ001>006-012>014-OKZ077-TXZ096-097-
108>112-124>126-137-138-171715-
SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-NEVADA-MILLER-LAFAYETTE-
COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER-CLAIBORNE-LINCOLN-
UNION LA-BIENVILLE-JACKSON-OUACHITA-MCCURTAIN-RED RIVER-BOWIE-
FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-GREGG-HARRISON-
1215 PM CDT SUN MAY 16 2010

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

.DAY ONE...THIS AFTERNOON AND TONIGHT...

AN UPPER LEVEL DISTURBANCE OVER OKLAHOMA WILL MOVE ACROSS
ARKANSAS BY TONIGHT. IN ADDITION...A WEAK COOL FRONT MOVING IN
FROM THE WEST...PEAK DAYTIME HEATING THIS AFTERNOON...AND THE UPPER
DISTURBANCE WILL ALL TEAM UP TO HELP SHOWER AND THUNDERSTORM
DEVELOPMENT. STRONG...TO POSSIBLY SEVERE THUNDERSTORMS...CAPABLE
OF PRODUCING DAMAGING WINDS...LARGE HAIL AND LOCALLY HEAVY
RAINFALL WILL BE POSSIBLE.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION SHOULD NOT BE NEEDED.

LAZ010-011-017>022-TXZ136-149>153-165>167-171715-
DE SOTO-RED RIVER-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-
LA SALLE-SMITH-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA-
SAN AUGUSTINE-SABINE TX-
1215 PM CDT SUN MAY 16 2010

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

.DAY ONE...THIS AFTERNOON AND TONIGHT...

FOR AREAS GENERALLY SOUTH OF I-20...SHOWER AND THUNDERSTORM
DEVELOPMENT TODAY WILL BE PRIMARILY FROM DAYTIME HEATING AHEAD OF
A WEAK COOL FRONT. HOWEVER...AS AN UPPER DISTURBANCE MOVES BY JUST TO
THE NORTH. STRONGER THUNDERSTORMS CAPABLE OF PRODUCING GUSTY WINDS
AND SMALL HAIL WILL BE POSSIBLE...ESPECIALLY DURING THE MID TO
LATE AFTERNOON AND ON INTO THIS EVENING AS THE WEAK COOL FRONT
DRIFTS DOWN INTO THE AREA.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...
SHOWERS AND ISOLATED THUNDERSTORMS MAY LINGER INTO MONDAY MORNING
SOUTH OF THE I-20...AS THE WEAK FRONTAL BOUNDARY CONTINUES TO
SLOWLY DRIFT SOUTH. HOWEVER...HAZARDOUS WEATHER IS NOT EXPECTED.
THIS ACTIVITY SHOULD DIE DOWN BY MONDAY AFTERNOON. NO HAZARDOUS
WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

24

In the hours before

Special weather statement, May 16, 7:14 PM CDT, 3 hours 11 minutes before

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Special weather statement, May 16, 7:47 PM CDT, 2 hours 38 minutes before

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Special weather statement, May 16, 7:49 PM CDT, 2 hours 36 minutes before

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Special weather statement, May 16, 9:23 PM CDT, 1 hour 2 minutes before

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Special weather statement, May 16, 9:58 PM CDT, 27 minutes before

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Special weather statement, May 16, 10:13 PM CDT, 12 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 17, 12:49 AM CDT	Severe Thunderstorm Warning	SHV	Nacogdoches, Shelby	41 min
May 17, 12:02 AM CDT	Severe Thunderstorm Warning	SHV	De Soto, Red River	58 min
May 17, 12:29 AM CDT	Areal Flood Advisory	SHV	De Soto, Red River	61 min
May 17, 1:18 AM CDT	Severe Thunderstorm Warning	SHV	De Soto, Natchitoches, Red River, Sabine	42 min
May 17, 2:56 AM CDT	Severe Thunderstorm Warning	SHV	Grant, LaSalle	49 min
May 16, 7:58 PM CDT	Severe Thunderstorm Warning	SHV	Union	32 min
May 16, 8:22 PM CDT	Severe Thunderstorm Warning	SHV	Columbia, Union	53 min

Nearby

Severe Thunderstorm Warnings in Texas, 2010 Every severe thunderstorm warning in 2010

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.