Alert archive / Mississippi / Tornado Warnings in 2014

Tornado Warning 67, NWS Jackson, MS

July 23, 2014Rankin County, Mississippi

NWS Jackson, MS issued this tornado warning at Jul 23, 2014, 6:33 PM CDT for Rankin County, Mississippi. It was in force for 11 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
Jul 23, 2014, 6:33 PM CDT (23:33 UTC)
Expired
Jul 23, 2014, 6:44 PM CDT
In force
11 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Tornado
Observed
Hail
0.0 in

County Rankin County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 14 km from the middle of the area, began a volume at 23:33 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 nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.6 hours before the alert went out and 11 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 2014-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 838 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 2014-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
838 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

683 
WFUS54 KJAN 232333
TORJAN
MSC121-240000-
/O.NEW.KJAN.TO.W.0067.140723T2333Z-140724T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
633 PM CDT WED JUL 23 2014

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL RANKIN COUNTY IN CENTRAL MISSISSIPPI...

* UNTIL 700 PM CDT

* AT 631 PM CDT...A CONFIRMED WATERSPOUT WAS LOCATED OVER            
  PELAHATCHIE BAY NEAR  FANNIN...AND WAS NEARLY STATIONARY.

  HAZARD...TORNADO.

  SOURCE...PUBLIC CONFIRMED TORNADO.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT   
           SHELTER.

* THE TORNADO WILL AFFECT MAINLY RURAL AREAS OF NORTH CENTRAL RANKIN
  COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A WATERSPOUT TORNADO IS OCCURRING. TAKE COVER NOW. 
MOVE TO 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 AND PROTECT YOURSELF FROM FLYING 
DEBRIS.

&&

LAT...LON 3236 8998 3239 9007 3243 9006 3245 9003
      3241 8996
TIME...MOT...LOC 2331Z 182DEG 1KT 3239 9002

TORNADO...OBSERVED
HAIL...0.00IN

$$

CME
1 follow-up statement
546 
WWUS54 KJAN 232344
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
644 PM CDT WED JUL 23 2014

MSC121-232353-
/O.CAN.KJAN.TO.W.0067.000000T0000Z-140724T0000Z/
RANKIN MS-
644 PM CDT WED JUL 23 2014

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

THE WATERSPOUT HAS LIFTED AND THE STORM WHICH PROMPTED THE WARNING 
HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE 
THREAT TO LIFE OR PROPERTY.

LAT...LON 3236 8998 3239 9007 3243 9006 3245 9003
      3241 8996
TIME...MOT...LOC 2343Z 182DEG 1KT 3239 9002

$$

CME

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 7:07 PM CDTSpecial Weather StatementJANCopiah33 min
Jul 22, 7:58 PM CDTSpecial Weather StatementJANCarroll27 min
Jul 22, 9:20 PM CDTSpecial Weather StatementJANHolmes30 min
Jul 22, 9:40 PM CDTFlash Flood WarningJANGrenada2 hr
Jul 22, 10:01 PM CDTSpecial Weather StatementJANGrenada29 min
Jul 22, 10:31 PM CDTSpecial Weather StatementJANGrenada29 min
Jul 22, 10:41 PM CDTSevere Thunderstorm WarningJANCarroll, Grenada31 min
Jul 22, 11:33 PM CDTFlash Flood WarningJANGrenada117 min
Jul 23, 5:24 PM CDTSpecial Weather StatementJANAttala31 min
Jul 23, 6:06 PM CDTSpecial Weather StatementJANBolivar19 min
Jul 23, 6:10 PM CDTSevere Thunderstorm WarningJANBolivar, Sunflower65 min
Jul 23, 6:47 PM CDTSpecial Weather StatementJANScott13 min

Nearby

Tornado Warnings in Mississippi, 2014Every tornado warning in 2014Tornadoes in 2014

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.