Alert archive / Mississippi / Tornado Warnings in 2013

Tornado Warning 80, NWS Jackson, MS

December 21, 2013Issaquena County, Sharkey County, Washington County, Mississippi

NWS Jackson, MS issued this tornado warning at Dec 21, 2013, 5:35 PM CST for Issaquena County, Sharkey County, Washington County, Mississippi. It was in force for 40 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: Dec 21, 2013, 5:35 PM CST (23:35 UTC)
Expired: Dec 21, 2013, 6:15 PM CST
In force: 40 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon

Counties Issaquena County, MS, Sharkey County, MS, Washington County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 122 km from the middle of the area, began a volume at 23:35 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
Dec 21, 12:01 PM CST	Tornado Watch	SPC	8 hr
Dec 21, 5:22 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.6 hours before the alert went out and 113 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: 81 J/kg
Mixed-layer CIN: -326 J/kg
Mixed-layer LCL: 592 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 275 m²/s²
0-3 km storm-relative helicity: 443 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.

140 
WFUS54 KJAN 212335
TORJAN
MSC055-125-151-220015-
/O.NEW.KJAN.TO.W.0080.131221T2335Z-131222T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
535 PM CST SAT DEC 21 2013

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL ISSAQUENA COUNTY IN WEST CENTRAL MISSISSIPPI...
  NORTHWESTERN SHARKEY COUNTY IN WEST CENTRAL MISSISSIPPI...
  SOUTHEASTERN WASHINGTON COUNTY IN NORTHWEST MISSISSIPPI...

* UNTIL 615 PM CST

* AT 531 PM CST...A TORNADO WAS INDICATED 6 MILES NORTHEAST OF LAKE
  PROVIDENCE...AND MOVING NORTHEAST AT 70 MPH.

  HAZARD...TORNADO.

* THIS DANGEROUS STORM WILL BE NEAR...
  GRACE AND GLEN ALLAN AROUND 540 PM CST.
  PANTHER BURN AND NITTA YUMA AROUND 545 PM CST.
  HOLLANDALE AND ESTILL AROUND 550 PM CST.
  DARLOVE AROUND 555 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO PROTECT YOUR LIFE...TAKE COVER NOW! MOVE TO A BASEMENT OR AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST SATURDAY EVENING
FOR NORTHWESTERN MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL MIDNIGHT CST SUNDAY MORNING FOR NORTHEAST LOUISIANA AND
MISSISSIPPI.

LAT...LON 3325 9073 3323 9073 3320 9068 3312 9070
      3311 9068 3281 9102 3290 9107 3292 9106
      3294 9108 3297 9108 3299 9111 3332 9083
TIME...MOT...LOC 2335Z 221DEG 68KT 3293 9106

$$

BK

2 follow-up statements

661 
WWUS54 KJAN 212346
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
546 PM CST SAT DEC 21 2013

MSC055-212356-
/O.CAN.KJAN.TO.W.0080.000000T0000Z-131222T0015Z/
ISSAQUENA MS-
546 PM CST SAT DEC 21 2013

...THE TORNADO WARNING FOR NORTH CENTRAL ISSAQUENA COUNTY IS
CANCELLED...

THE THREAT HAS MOVED OUT OF THE WARNED AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CST SUNDAY MORNING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3332 9083 3325 9073 3323 9073 3320 9068
      3313 9070 3311 9068 3288 9094 3295 9091
      3301 9091 3301 9104 3311 9101
TIME...MOT...LOC 2346Z 221DEG 68KT 3309 9090

$$

MSC125-151-220015-
/O.CON.KJAN.TO.W.0080.000000T0000Z-131222T0015Z/
WASHINGTON MS-SHARKEY MS-
546 PM CST SAT DEC 21 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN SHARKEY AND
SOUTHEASTERN WASHINGTON COUNTIES UNTIL 615 PM CST...

AT 543 PM CST...A TORNADO WAS INDICATED NEAR GRACE...AND MOVING
NORTHEAST AT 70 MPH.

HAZARD...TORNADO.

THIS DANGEROUS STORM WILL BE NEAR...
  DARLOVE AROUND 555 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO PROTECT YOUR LIFE...TAKE COVER NOW! MOVE TO A BASEMENT OR AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CST SUNDAY MORNING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3332 9083 3325 9073 3323 9073 3320 9068
      3313 9070 3311 9068 3288 9094 3295 9091
      3301 9091 3301 9104 3311 9101
TIME...MOT...LOC 2346Z 221DEG 68KT 3309 9090

$$

BK

728 
WWUS54 KJAN 212358
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
558 PM CST SAT DEC 21 2013

MSC125-151-220015-
/O.CON.KJAN.TO.W.0080.000000T0000Z-131222T0015Z/
WASHINGTON MS-SHARKEY MS-
558 PM CST SAT DEC 21 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN SHARKEY AND
EAST CENTRAL WASHINGTON COUNTIES UNTIL 615 PM CST...

AT 554 PM CST...A TORNADO WAS INDICATED NEAR DARLOVE...AND MOVING
NORTHEAST AT 70 MPH.

HAZARD...TORNADO.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF EAST CENTRAL
WASHINGTON AND NORTHWESTERN SHARKEY COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO PROTECT YOUR LIFE...TAKE COVER NOW! MOVE TO A BASEMENT OR AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CST SUNDAY MORNING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3325 9073 3323 9073 3320 9068 3314 9070
      3312 9070 3311 9068 3288 9094 3295 9091
      3301 9091 3330 9080
TIME...MOT...LOC 2358Z 221DEG 68KT 3330 9068

$$

BK

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 21, 4:38 PM CST	Severe Thunderstorm Warning	JAN	Bolivar, Washington	52 min
Dec 21, 4:42 PM CST	Severe Thunderstorm Warning	JAN	Issaquena	63 min
Dec 21, 4:48 PM CST	Tornado Warning	JAN	Bolivar, Washington	27 min
Dec 21, 5:06 PM CST	Severe Thunderstorm Warning	JAN	Washington	39 min
Dec 21, 5:07 PM CST	Tornado Warning	JAN	Bolivar	23 min
Dec 21, 5:17 PM CST	Tornado Warning	JAN	Issaquena	43 min
Dec 21, 5:25 PM CST	Tornado Warning	JAN	Bolivar	20 min
Dec 21, 5:28 PM CST	Severe Thunderstorm Warning	JAN	Bolivar, Leflore, Sunflower, Washington	62 min
Dec 21, 5:47 PM CST	Severe Thunderstorm Warning	JAN	Humphreys, Leflore, Sunflower	58 min
Dec 21, 5:49 PM CST	Severe Thunderstorm Warning	JAN	Humphreys, Sharkey, Yazoo	56 min

Nearby

Tornado Warnings in Mississippi, 2013 Every tornado warning in 2013 Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.