Alert archive / Louisiana / Tornado Warnings in 2018

Tornado Warning 63, NWS Jackson, MS

November 1, 2018Madison Parish, Tensas Parish, Louisiana

NWS Jackson, MS issued this tornado warning at Nov 1, 2018, 1:44 AM CDT for Madison Parish, Tensas Parish, Louisiana. It was in force for 46 min. 1 report 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
Nov 1, 2018, 1:44 AM CDT (06:44 UTC)
Expired
Nov 1, 2018, 2:30 AM CDT
In force
46 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Madison Parish, LA, Tensas Parish, LA

The radar

The Jackson/Brandon,MS radar (KDGX), 111 km from the middle of the area, began a volume at 06:48 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
Nov 1, 2:00 AM CDTTSTM WND DMG8 Nw Waterproof, LACORRECTS PREVIOUS TSTM WND DMG REPORT FROM 8 NW WATERPROOF. TREES DOWN BLOCKING BOTH LANES ON HIGHWAY 573.

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
Oct 31, 8:14 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 6.7 hours before the alert went out and 103 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 2018-11-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 97 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 2018-11-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 square meters per square second.19395878Sfc1 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
97 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1135 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
215 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

244 
WFUS54 KJAN 010644
TORJAN
LAC065-107-010730-
/O.NEW.KJAN.TO.W.0063.181101T0644Z-181101T0730Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
144 AM CDT THU NOV 1 2018

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Central Tensas Parish in northeastern Louisiana...
  Southeastern Madison Parish in northeastern Louisiana...

* Until 230 AM CDT.
    
* At 144 AM CDT, a severe thunderstorm capable of producing a tornado
  was located near Cooter Point, or 19 miles southeast of Winnsboro,
  moving northeast at 60 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...
  Lake Bruin around 155 AM CDT.
  Newellton and Somerset around 200 AM CDT.
  Afton around 205 AM CDT.

Other locations impacted by this tornadic thunderstorm include Mound.

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.

&&

LAT...LON 3206 9150 3243 9101 3223 9101 3224 9105
      3222 9106 3221 9113 3217 9117 3213 9116
      3212 9112 3213 9105 3218 9106 3216 9102
      3213 9102 3205 9108 3208 9114 3207 9116
      3205 9115 3203 9108 3201 9108 3187 9151
TIME...MOT...LOC 0644Z 233DEG 53KT 3200 9146 

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

$$

DL
3 follow-up statements
092 
WWUS54 KJAN 010703
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
203 AM CDT THU NOV 1 2018

LAC065-107-010730-
/O.CON.KJAN.TO.W.0063.000000T0000Z-181101T0730Z/
Tensas LA-Madison LA-
203 AM CDT THU NOV 1 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 AM CDT FOR
NORTHEASTERN TENSAS AND SOUTHEASTERN MADISON PARISHES...
    
At 203 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Newellton, or 23 miles south of Tallulah, moving
northeast at 50 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 tornadic thunderstorm will remain over mainly rural areas of
northeastern Tensas and southeastern Madison Parishes, including the
following locations... Mound.

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.

&&

LAT...LON 3243 9101 3223 9101 3224 9105 3222 9106
      3221 9113 3217 9117 3213 9116 3212 9112
      3213 9105 3218 9106 3216 9102 3213 9102
      3205 9108 3208 9114 3207 9116 3205 9115
      3203 9108 3201 9108 3192 9136 3217 9136
TIME...MOT...LOC 0703Z 245DEG 44KT 3207 9126 

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

$$

DL
389 
WWUS54 KJAN 010717
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
217 AM CDT THU NOV 1 2018

LAC065-010727-
/O.CAN.KJAN.TO.W.0063.000000T0000Z-181101T0730Z/
Madison LA-
217 AM CDT THU NOV 1 2018

...THE TORNADO WARNING FOR SOUTHEASTERN MADISON 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 400 AM CDT for northeastern
Louisiana. A Tornado Watch also remains in effect until 700 AM CDT
for southwestern and west central Mississippi.

LAT...LON 3216 9124 3217 9117 3213 9116 3212 9112
      3213 9106 3212 9103 3209 9105 3208 9108
      3205 9108 3208 9114 3207 9116 3205 9115
      3203 9108 3201 9108 3195 9127
TIME...MOT...LOC 0717Z 240DEG 36KT 3208 9117 

$$

LAC107-010730-
/O.CON.KJAN.TO.W.0063.000000T0000Z-181101T0730Z/
Tensas LA-
217 AM CDT THU NOV 1 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 AM CDT FOR
NORTHEASTERN TENSAS PARISH...
    
At 217 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Newellton, or 22 miles south of Tallulah, moving
northeast at 40 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.

Locations impacted include...
Newellton and Lake Bruin. 

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.

&&

LAT...LON 3216 9124 3217 9117 3213 9116 3212 9112
      3213 9106 3212 9103 3209 9105 3208 9108
      3205 9108 3208 9114 3207 9116 3205 9115
      3203 9108 3201 9108 3195 9127
TIME...MOT...LOC 0717Z 240DEG 36KT 3208 9117 

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

$$

DL
607 
WWUS54 KJAN 010729
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
229 AM CDT THU NOV 1 2018

LAC107-010739-
/O.EXP.KJAN.TO.W.0063.000000T0000Z-181101T0730Z/
Tensas LA-
229 AM CDT THU NOV 1 2018

...THE TORNADO WARNING FOR NORTHEASTERN TENSAS PARISH WILL EXPIRE AT
230 AM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 400 AM CDT for northeastern
Louisiana. A Tornado Watch also remains in effect until 700 AM CDT
for southwestern and west central Mississippi.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Jackson.

LAT...LON 3216 9124 3217 9117 3213 9116 3212 9112
      3213 9106 3212 9103 3209 9105 3208 9108
      3205 9108 3208 9114 3207 9116 3205 9115
      3203 9108 3201 9108 3195 9127
TIME...MOT...LOC 0729Z 233DEG 53KT 3218 9101 

$$

DL

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 31, 10:48 PM CDTSpecial Weather StatementJANFranklin27 min
Oct 31, 11:35 PM CDTSevere Thunderstorm WarningJANMorehouse40 min
Oct 31, 11:45 PM CDTTornado WarningJANMorehouse45 min
Nov 1, 12:13 AM CDTSevere Thunderstorm WarningJANMorehouse, West Carroll47 min
Nov 1, 12:32 AM CDTSevere Thunderstorm WarningJANCatahoula, Franklin58 min
Nov 1, 12:37 AM CDTTornado WarningJANCatahoula, Franklin53 min
Nov 1, 12:59 AM CDTSevere Thunderstorm WarningJANCatahoula, Concordia61 min
Nov 1, 1:11 AM CDTTornado WarningJANCatahoula, Concordia64 min
Nov 1, 1:19 AM CDTTornado WarningJANCatahoula, Concordia, Franklin, Tensas42 min
Nov 1, 1:30 AM CDTSevere Thunderstorm WarningJANConcordia, Tensas90 min
Nov 1, 1:42 AM CDTSevere Thunderstorm WarningJANEast Carroll, Madison63 min
Nov 1, 1:53 AM CDTTornado WarningJANConcordia42 min
Nov 1, 2:00 AM CDTTornado WarningJANEast Carroll45 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.