Alert archive / Louisiana / Tornado Warnings in 2013

Tornado Warning 9, NWS Jackson, MS

January 29, 2013Morehouse Parish, Richland Parish, Louisiana

NWS Jackson, MS issued this tornado warning at Jan 29, 2013, 8:43 PM CST for Morehouse Parish, Richland Parish, Louisiana. It was in force for 62 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jan 29, 2013, 8:43 PM CST (02:43 UTC)
Expired
Jan 29, 2013, 9:45 PM CST
In force
62 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon

Counties Morehouse Parish, LA, Richland Parish, LA

The radar

The Jackson/Brandon,MS radar (KDGX), 173 km from the middle of the area, began a volume at 02:44 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 was reported inside it

TimeReportWhereRemark
Jan 29, 9:18 PM CSTTSTM WND DMG2 E Oak Ridge, LATREES DOWN E OF OAK RIDGE
Jan 29, 9:45 PM CSTTSTM WND DMG1 W Collinston, LAREPORTS OF A TREE DOWN ON HIGHWAY 554 SOUTHEAST OF BASTROP.
Jan 29, 9:53 PM CSTTSTM WND DMGMer Rouge, LALINES DOWN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 29, 5:37 PM CSTTornado WatchSPC8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 2.7 hours before the alert went out and 164 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Jackson, MS at 00:00Z on 2013-01-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 63 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 00:00Z on 2013-01-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
63 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
1274 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
375 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

084 
WFUS54 KJAN 300243
TORJAN
LAC067-083-300345-
/O.NEW.KJAN.TO.W.0009.130130T0243Z-130130T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
843 PM CST TUE JAN 29 2013

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL MOREHOUSE PARISH IN NORTHEAST LOUISIANA...
  WESTERN RICHLAND PARISH IN NORTHEAST LOUISIANA...
  THIS INCLUDES THE CITIES OF...START...RAYVILLE...

* UNTIL 945 PM CST

* AT 843 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 11 MILES
  SOUTHWEST OF BUCKNER MOVING NORTHEAST AT 60 MPH.

* THE TORNADO WILL BE NEAR...
  BUCKNER BY 850 PM CST...
  ALTO BY 855 PM CST...
  START AND RAYVILLE BY 905 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU
SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION
NOW.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST WEDNESDAY MORNING
FOR SOUTHEAST ARKANSAS AND NORTHEAST LOUISIANA AND NORTHWESTERN
MISSISSIPPI.

&&

LAT...LON 3239 9201 3252 9191 3259 9194 3265 9194
      3283 9180 3273 9161 3271 9164 3268 9162
      3267 9164 3266 9159 3258 9159 3258 9155
      3219 9200 3227 9200 3230 9203
TIME...MOT...LOC 0243Z 217DEG 51KT 3227 9208

$$

BYB
2 follow-up statements
458 
WWUS54 KJAN 300301
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
901 PM CST TUE JAN 29 2013

LAC067-083-300345-
/O.CON.KJAN.TO.W.0009.000000T0000Z-130130T0345Z/
RICHLAND LA-MOREHOUSE LA-
901 PM CST TUE JAN 29 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CST FOR SOUTH
CENTRAL MOREHOUSE AND NORTHWESTERN RICHLAND PARISHES...

AT 900 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
TRACK A PROBABLE TORNADO.  THIS TORNADO WAS LOCATED 8 MILES 
SOUTHWEST OF START MOVING NORTHEAST AT 55 MPH.

THE TORNADO WILL BE NEAR...
  START BY 905 PM CST...
  RAYVILLE BY 910 PM CST...
  OAK RIDGE BY 915 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU
SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION
NOW.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST WEDNESDAY MORNING
FOR SOUTHEAST ARKANSAS AND NORTHEAST LOUISIANA AND NORTHWESTERN
MISSISSIPPI.

&&

LAT...LON 3258 9157 3231 9197 3239 9201 3252 9191
      3257 9193 3280 9175 3273 9162 3271 9164
      3268 9162 3267 9164 3266 9159 3258 9159
      3258 9158
TIME...MOT...LOC 0300Z 221DEG 48KT 3244 9192

$$

BYB
231 
WWUS54 KJAN 300336
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
936 PM CST TUE JAN 29 2013

LAC067-083-300346-
/O.CAN.KJAN.TO.W.0009.000000T0000Z-130130T0345Z/
RICHLAND LA-MOREHOUSE LA-
936 PM CST TUE JAN 29 2013

...THE TORNADO WARNING FOR SOUTH CENTRAL MOREHOUSE AND NORTHWESTERN
RICHLAND PARISHES IS CANCELLED...

THE STORM THAT PROMPTED THE TORNADO WARNING HAS MOVED OUT OF THE
COUNTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST WEDNESDAY MORNING
FOR SOUTHEAST ARKANSAS AND NORTHEAST LOUISIANA AND NORTHWESTERN
MISSISSIPPI.

LAT...LON 3258 9157 3231 9197 3239 9201 3252 9191
      3257 9193 3280 9175 3273 9162 3271 9164
      3268 9162 3267 9164 3266 9159 3258 9159
      3258 9158
TIME...MOT...LOC 0336Z 221DEG 48KT 3280 9154

$$

BYB

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 29, 8:31 PM CSTSpecial Weather StatementJANMorehouse29 min
Jan 29, 8:47 PM CSTTornado WarningJANMorehouse58 min
Jan 29, 9:22 PM CSTTornado WarningJANEast Carroll, Morehouse, West Carroll38 min
Jan 29, 9:42 PM CSTSevere Thunderstorm WarningJANMorehouse63 min
Jan 29, 9:50 PM CSTTornado WarningJANMorehouse40 min
Jan 29, 10:18 PM CSTTornado WarningJANRichland42 min
Jan 29, 10:48 PM CSTTornado WarningJANEast Carroll, West Carroll42 min
Jan 29, 11:23 PM CSTSpecial Weather StatementJANMorehouse, Richland47 min
Jan 29, 11:43 PM CSTSevere Thunderstorm WarningJANMorehouse, West Carroll47 min
Jan 29, 11:48 PM CSTSevere Thunderstorm WarningJANFranklin, Richland87 min
Jan 30, 12:03 AM CSTSevere Thunderstorm WarningJANEast Carroll, Madison87 min
Jan 30, 12:10 AM CSTSevere Thunderstorm WarningJANCatahoula, Concordia, Tensas95 min
Jan 30, 4:31 AM CSTWind AdvisoryJANCatahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more13 hr

Nearby

Tornado Warnings in Louisiana, 2013Every tornado warning in 2013Tornadoes in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.