Alert archive / Louisiana / Tornado Warnings in 2018

Tornado Warning 31, NWS Jackson, MS

April 13, 2018Morehouse Parish, Richland Parish, West Carroll Parish, Louisiana

NWS Jackson, MS issued this tornado warning at Apr 13, 2018, 9:04 PM CDT for Morehouse Parish, Richland Parish, West Carroll Parish, Louisiana. It was in force for 56 min. 2 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
Apr 13, 2018, 9:04 PM CDT (02:04 UTC)
Expired
Apr 13, 2018, 10:00 PM CDT
In force
56 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Morehouse Parish, LA, Richland Parish, LA, West Carroll Parish, LA

The radar

The Jackson/Brandon,MS radar (KDGX), 153 km from the middle of the area, began a volume at 02:05 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
Apr 13, 9:30 PM CDTTSTM WND DMG10 Wnw Pioneer, LATREES AND POWER LINES DOWN ALONG HWY 2 NEAR THE MOREHOUSE AND WEST CARROL PARISH LINE. POSSIBLE TORNADO.
Apr 13, 9:46 PM CDTTORNADO10 W Pioneer, LATHIS TORNADO BEGAN IN OPEN FIELDS JUST WEST OF THE BOEUF RIVER AND TRACKED NORTHWARD ACROSS LA HIGHWAY 2, WHERE IT REMOVED PORTIONS OF THE METAL ROOOF OF AN UNOCCUPIED BUILDING. THE TORNADO CONTINUED NORTHWARD ALONG THE BEOUF RIVER ON THE MOREHOUSE AND WEST CA

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
Apr 13, 7:22 PM CDTTornado WatchSPC3 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 2.1 hours before the alert went out and 143 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 2018-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 92 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 2018-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.193958Sfc1 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
92 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
1418 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

601 
WFUS54 KJAN 140204
TORJAN
LAC067-083-123-140300-
/O.NEW.KJAN.TO.W.0031.180414T0204Z-180414T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
904 PM CDT FRI APR 13 2018

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Central Morehouse Parish in northeastern Louisiana...
  North central Richland Parish in northeastern Louisiana...
  West Carroll Parish in northeastern Louisiana...

* Until 1000 PM CDT
    
* At 904 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Rayville, moving northeast at 35 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Goodwill around 940 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Pioneer, Forest and Oak Ridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3295 9161 3281 9134 3275 9134 3274 9136
      3272 9137 3250 9166 3258 9183
TIME...MOT...LOC 0204Z 214DEG 31KT 3253 9176 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

NF
3 follow-up statements
451 
WWUS54 KJAN 140211
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
911 PM CDT FRI APR 13 2018

LAC067-083-123-140300-
/O.CON.KJAN.TO.W.0031.000000T0000Z-180414T0300Z/
Morehouse LA-Richland LA-West Carroll LA-
911 PM CDT FRI APR 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR CENTRAL
MOREHOUSE...NORTH CENTRAL RICHLAND AND WEST CARROLL PARISHES...
        
At 910 PM CDT, a confirmed tornado was located near Rayville, moving 
northeast at 30 mph.

HAZARD...Damaging tornado and quarter size hail. 

SOURCE...Radar confirmed tornado. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This tornado will be near...
  Goodwill and Darnell around 1000 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Pioneer, Forest and Oak Ridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3295 9161 3281 9134 3275 9134 3274 9136
      3272 9137 3250 9166 3258 9183
TIME...MOT...LOC 0210Z 221DEG 26KT 3248 9179 

TORNADO...OBSERVED
HAIL...1.00IN

$$

NF
833 
WWUS54 KJAN 140230
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
930 PM CDT FRI APR 13 2018

LAC067-083-123-140300-
/O.CON.KJAN.TO.W.0031.000000T0000Z-180414T0300Z/
Morehouse LA-Richland LA-West Carroll LA-
930 PM CDT FRI APR 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR CENTRAL
MOREHOUSE...NORTH CENTRAL RICHLAND AND WEST CARROLL PARISHES...
    
At 929 PM CDT, a severe thunderstorm capable of producing a tornado
was located 11 miles north of Rayville, moving northeast at 35 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Goodwill around 950 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Pioneer, Forest and Oak Ridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3295 9161 3281 9134 3275 9134 3274 9136
      3272 9137 3250 9166 3258 9183
TIME...MOT...LOC 0229Z 203DEG 31KT 3263 9169 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

NF
599 
WWUS54 KJAN 140249
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
949 PM CDT FRI APR 13 2018

LAC083-140257-
/O.CAN.KJAN.TO.W.0031.000000T0000Z-180414T0300Z/
Richland LA-
949 PM CDT FRI APR 13 2018

...THE TORNADO WARNING FOR NORTH CENTRAL RICHLAND PARISH IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 300 AM CDT for northeastern
Louisiana.

LAT...LON 3295 9161 3284 9139 3267 9160 3267 9164
      3261 9167 3262 9168 3261 9169 3261 9172
      3259 9174 3256 9174 3256 9177 3258 9183
TIME...MOT...LOC 0247Z 215DEG 30KT 3276 9159 

$$

LAC067-123-140300-
/O.CON.KJAN.TO.W.0031.000000T0000Z-180414T0300Z/
Morehouse LA-West Carroll LA-
949 PM CDT FRI APR 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR CENTRAL
MOREHOUSE AND WEST CENTRAL WEST CARROLL PARISHES...
    
At 947 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Goodwill, or 18 miles east of Bastrop, moving 
northeast at 35 mph. An additional severe thunderstorm has developed 
near Oak Ridge, moving northeast at 35 mph.

HAZARD...Tornado and half dollar size hail. 

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Goodwill around 950 PM CDT. 

Other locations impacted by this tornadic thunderstorm include Oak
Ridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3295 9161 3284 9139 3267 9160 3267 9164
      3261 9167 3262 9168 3261 9169 3261 9172
      3259 9174 3256 9174 3256 9177 3258 9183
TIME...MOT...LOC 0247Z 215DEG 30KT 3276 9159 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

NF

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 7:24 PM CDTTornado Warning Tornado observedJANMorehouse34 min
Apr 13, 8:12 PM CDTSevere Thunderstorm WarningJANRichland48 min
Apr 13, 8:28 PM CDTTornado WarningJANRichland62 min
Apr 13, 8:35 PM CDTTornado WarningJANRichland55 min
Apr 13, 9:59 PM CDTSevere Thunderstorm WarningJANEast Carroll, Morehouse, West Carroll46 min
Apr 13, 10:18 PM CDTFlash Flood WarningJANMorehouse, West Carroll3 hr
Apr 13, 10:43 PM CDTSevere Thunderstorm WarningJANEast Carroll, West Carroll36 min
Apr 14, 2:32 AM CDTSevere Thunderstorm WarningJANMorehouse58 min
Apr 14, 2:54 AM CDTTornado WarningJANMorehouse51 min
Apr 14, 3:30 AM CDTTornado WarningJANEast Carroll, West Carroll49 min
Apr 14, 5:32 AM CDTSpecial Weather StatementJANCatahoula43 min
Apr 14, 5:40 AM CDTSevere Thunderstorm WarningJANCatahoula, Concordia23 min

Nearby

Tornado Warnings in Louisiana, 2018Every tornado warning in 2018Tornadoes in 2018

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.