Alert archive / Arkansas / Tornado Warnings in 2018

Tornado Warning 59, NWS Jackson, MS

November 1, 2018Ashley County, Chicot County, Arkansas

NWS Jackson, MS issued this tornado warning at Nov 1, 2018, 12:24 AM CDT for Ashley County, Chicot County, Arkansas. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Nov 1, 2018, 12:24 AM CDT (05:24 UTC)
Expired: Nov 1, 2018, 1:00 AM CDT
In force: 36 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Ashley County, AR, Chicot County, AR

The radar

The Jackson/Brandon,MS radar (KDGX), 170 km from the middle of the area, began a volume at 05:25 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Oct 31, 8:14 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 5.4 hours before the alert went out and 161 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

177 
WFUS54 KJAN 010524
TORJAN
ARC003-017-010600-
/O.NEW.KJAN.TO.W.0059.181101T0524Z-181101T0600Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
1224 AM CDT THU NOV 1 2018

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Northern Chicot County in southeastern Arkansas...
  Southeastern Ashley County in southeastern Arkansas...

* Until 100 AM CDT.
    
* At 1224 AM CDT, a severe thunderstorm capable of producing a
  tornado was located over Parkdale, or near Wilmot, 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 dangerous storm will be near...
  Portland around 1235 AM CDT.
  Montrose around 1240 AM CDT.
  Lake Village around 1250 AM CDT.
  Mcmillan Corner around 1255 AM CDT.

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 3351 9127 3346 9123 3344 9123 3342 9119
      3341 9121 3340 9121 3339 9119 3338 9116
      3335 9114 3329 9114 3301 9159 3301 9161
      3316 9176
TIME...MOT...LOC 0524Z 228DEG 45KT 3313 9159 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

TW

2 follow-up statements

394 
WWUS54 KJAN 010536
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
1236 AM CDT THU NOV 1 2018

ARC003-017-010600-
/O.CON.KJAN.TO.W.0059.000000T0000Z-181101T0600Z/
Chicot AR-Ashley AR-
1236 AM CDT THU NOV 1 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CDT FOR NORTHERN
CHICOT AND EAST CENTRAL ASHLEY COUNTIES...
    
At 1236 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Portland, or 11 miles southwest of Lake Village,
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 dangerous storm will be near...
  Lake Village and Mcmillan Corner around 1250 AM CDT.

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 3351 9127 3346 9123 3344 9123 3342 9119
      3341 9121 3340 9121 3339 9119 3338 9116
      3335 9114 3329 9114 3308 9148 3324 9165
TIME...MOT...LOC 0536Z 228DEG 45KT 3323 9146 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

TW

873 
WWUS54 KJAN 010546
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
1246 AM CDT THU NOV 1 2018

ARC003-010556-
/O.CAN.KJAN.TO.W.0059.000000T0000Z-181101T0600Z/
Ashley AR-
1246 AM CDT THU NOV 1 2018

...THE TORNADO WARNING FOR EAST CENTRAL ASHLEY COUNTY 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 southeastern
Arkansas. A Tornado Watch also remains in effect until 700 AM CDT for
northwestern Mississippi.

LAT...LON 3337 9146 3351 9127 3346 9123 3344 9123
      3342 9119 3341 9121 3340 9121 3338 9116
      3335 9114 3329 9114 3309 9146
TIME...MOT...LOC 0546Z 227DEG 42KT 3326 9141 

$$

ARC017-010600-
/O.CON.KJAN.TO.W.0059.000000T0000Z-181101T0600Z/
Chicot AR-
1246 AM CDT THU NOV 1 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CDT FOR NORTHERN
CHICOT COUNTY...
    
At 1246 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Montrose, or 8 miles southwest of Lake Village,
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 dangerous storm will be near...
  Lake Village around 1255 AM CDT.
  Mcmillan Corner around 100 AM CDT.

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 3337 9146 3351 9127 3346 9123 3344 9123
      3342 9119 3341 9121 3340 9121 3338 9116
      3335 9114 3329 9114 3309 9146
TIME...MOT...LOC 0546Z 227DEG 42KT 3326 9141 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

TW

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 31, 11:35 PM CDT	Severe Thunderstorm Warning	JAN	Ashley	40 min
Oct 31, 11:45 PM CDT	Tornado Warning	JAN	Ashley	45 min
Nov 1, 12:13 AM CDT	Severe Thunderstorm Warning	JAN	Ashley, Chicot	47 min

Nearby

Tornado Warnings in Arkansas, 2018 Every tornado warning in 2018 Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.