Alert archive / Mississippi / Tornado Warnings in 2013

Tornado Warning 64, NWS Jackson, MS

April 18, 2013Sharkey County, Yazoo County, Mississippi

NWS Jackson, MS issued this tornado warning at Apr 18, 2013, 6:08 PM CDT for Sharkey County, Yazoo County, Mississippi. It was in force for 67 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
Apr 18, 2013, 6:08 PM CDT (23:08 UTC)
Expired
Apr 18, 2013, 7:15 PM CDT
In force
67 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon

Counties Sharkey County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 74 km from the middle of the area, began a volume at 23:10 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 18, 6:35 PM CDTTSTM WND DMG2 Sse Yazoo City, MSREPORTS OF A TREE DOWN ON HIGHLAND DRIVE AND PINELAND DRIVE.

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 18, 1:43 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.1 hours before the alert went out and 64 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 12:00Z on 2013-04-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 73 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 12:00Z on 2013-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 228 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
73 J/kg
Mixed-layer CIN
-438 J/kg
Mixed-layer LCL
606 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
228 m²/s²
0-3 km storm-relative helicity
351 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.

406 
WFUS54 KJAN 182308
TORJAN
MSC125-163-190015-
/O.NEW.KJAN.TO.W.0064.130418T2308Z-130419T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
608 PM CDT THU APR 18 2013

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  SHARKEY COUNTY IN WEST CENTRAL MISSISSIPPI...
  YAZOO COUNTY IN CENTRAL MISSISSIPPI...

* UNTIL 715 PM CDT

* AT 608 PM CDT...A TORNADO WAS INDICATED 17 MILES WEST OF TINSLEY
  MOVING EAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  TINSLEY BY 635 PM CDT...
  LITTLE YAZOO BY 640 PM CDT...
  MYRLEVILLE BY 650 PM CDT...
  BENTON BY 655 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3275 9077 3291 9023 3270 9013 3264 9070
      3266 9074
TIME...MOT...LOC 2308Z 255DEG 29KT 3271 9070

$$

DHB
5 follow-up statements
116 
WWUS54 KJAN 182319
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
619 PM CDT THU APR 18 2013

MSC125-182329-
/O.CAN.KJAN.TO.W.0064.000000T0000Z-130419T0015Z/
SHARKEY MS-
619 PM CDT THU APR 18 2013

...THE TORNADO WARNING FOR SOUTHEASTERN SHARKEY COUNTY IS
CANCELLED...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3277 9067 3291 9023 3270 9013 3265 9065
TIME...MOT...LOC 2319Z 255DEG 29KT 3273 9060

$$

MSC163-190015-
/O.CON.KJAN.TO.W.0064.000000T0000Z-130419T0015Z/
YAZOO MS-
619 PM CDT THU APR 18 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CENTRAL
YAZOO COUNTY...

AT 619 PM CDT...METEOROLOGISTS CONTINUE TO TRACK A TORNADO. THIS 
TORNADO WAS LOCATED 6 MILES NORTHWEST OF SATARTIA MOVING EAST AT 35 
MPH.

THE TORNADO WILL BE NEAR...
  TINSLEY BY 635 PM CDT...
  LITTLE YAZOO BY 640 PM CDT...
  MYRLEVILLE BY 650 PM CDT...
  BENTON BY 655 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3277 9067 3291 9023 3270 9013 3265 9065
TIME...MOT...LOC 2319Z 255DEG 29KT 3273 9060

$$

DHB
341 
WWUS54 KJAN 182330
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
630 PM CDT THU APR 18 2013

MSC163-190015-
/O.CON.KJAN.TO.W.0064.000000T0000Z-130419T0015Z/
YAZOO MS-
630 PM CDT THU APR 18 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CENTRAL
YAZOO COUNTY...

AT 630 PM CDT...METEOROLOGISTS CONTINUE TO TRACK A LIKELY TORNADO. 
THIS TORNADO WAS LOCATED NEAR TINSLEY MOVING EAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  LITTLE YAZOO BY 635 PM CDT...
  MYRLEVILLE BY 645 PM CDT...
  BENTON BY 650 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3281 9055 3291 9023 3270 9013 3268 9050
TIME...MOT...LOC 2330Z 253DEG 32KT 3276 9046

$$

DHB
866 
WWUS54 KJAN 182336
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
636 PM CDT THU APR 18 2013

MSC163-190015-
/O.CON.KJAN.TO.W.0064.000000T0000Z-130419T0015Z/
YAZOO MS-
636 PM CDT THU APR 18 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CENTRAL
YAZOO COUNTY...

AT 635 PM CDT...METEOROLOGISTS CONTINUE TO TRACK A LIKELY TORNADO. 
THIS TORNADO WAS LOCATED 6 MILES NORTH OF TINSLEY MOVING NORTHEAST AT
35 MPH.

THE TORNADO WILL BE NEAR...
  MYRLEVILLE BY 645 PM CDT...
  BENTON BY 650 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LAT...LON 3282 9051 3291 9023 3270 9013 3268 9049
TIME...MOT...LOC 2335Z 243DEG 30KT 3282 9045

$$

DHB
445 
WWUS54 KJAN 182347
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
647 PM CDT THU APR 18 2013

MSC163-190015-
/O.CON.KJAN.TO.W.0064.000000T0000Z-130419T0015Z/
YAZOO MS-
647 PM CDT THU APR 18 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CENTRAL
YAZOO COUNTY...

AT 646 PM CDT...METEOROLOGISTS CONTINUE TO TRACK A LIKELY TORNADO. 
THIS TORNADO WAS LOCATED NEAR BENTON MOVING EAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  RURAL EASTERN YAZOO COUNTY AT 700 PM CDT

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LAT...LON 3282 9051 3291 9023 3270 9013 3268 9049
TIME...MOT...LOC 2346Z 256DEG 34KT 3284 9031

$$

DHB
173 
WWUS54 KJAN 182350
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
650 PM CDT THU APR 18 2013

MSC163-190000-
/O.CAN.KJAN.TO.W.0064.000000T0000Z-130419T0015Z/
YAZOO MS-
650 PM CDT THU APR 18 2013

...THE TORNADO WARNING FOR CENTRAL YAZOO COUNTY IS CANCELLED...

THE STORM THAT PROMPTED THE TORNADO WARNING HAS WEAKENED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.

LAT...LON 3282 9051 3291 9023 3270 9013 3268 9049
TIME...MOT...LOC 2350Z 256DEG 34KT 3285 9027

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 9:42 AM CDTRiver Flood WarningJANNeshoba5 days
Apr 18, 3:45 PM CDTSevere Thunderstorm WarningJANIssaquena, Washington60 min
Apr 18, 4:24 PM CDTTornado WarningJANWashington51 min
Apr 18, 4:31 PM CDTTornado WarningJANWashington29 min
Apr 18, 4:45 PM CDTTornado WarningJANIssaquena60 min
Apr 18, 4:59 PM CDTTornado WarningJANIssaquena61 min
Apr 18, 5:00 PM CDTSevere Thunderstorm WarningJANBolivar, Humphreys, Issaquena, Leflore, Sharkey, Sunflower75 min
Apr 18, 5:23 PM CDTTornado WarningJANHumphreys, Issaquena, Leflore, Sharkey, Sunflower, Washington52 min
Apr 18, 5:26 PM CDTTornado WarningJANSunflower34 min
Apr 18, 5:43 PM CDTSevere Thunderstorm WarningJANIssaquena, Sharkey, Warren47 min
Apr 18, 5:48 PM CDTTornado WarningJANLeflore42 min
Apr 18, 6:03 PM CDTSevere Thunderstorm WarningJANYazoo72 min
Apr 18, 6:06 PM CDTTornado WarningJANHolmes, Leflore39 min
Apr 18, 6:20 PM CDTFlash Flood WarningJANSunflower, Washington3 hr
Apr 18, 6:21 PM CDTSpecial Weather StatementJANGrenada29 min

Nearby

Tornado Warnings in Mississippi, 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.