Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 3, NWS Jackson, MS

January 8, 2012Rankin County, Scott County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jan 8, 2012, 8:13 PM CST for Rankin County, Scott County, Mississippi. It was in force for 47 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
Jan 8, 2012, 8:13 PM CST (02:13 UTC)
Expired
Jan 8, 2012, 9:00 PM CST
In force
47 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon

Counties Rankin County, MS, Scott County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 36 km from the middle of the area, began a volume at 02:16 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
Jan 8, 8:25 PM CSTTSTM WND DMG5 Wnw Forkville, MSTREES AND POWER LINES DOWN ALONG DENSON RD...MEASELS RD AND FAIRCHILDS RD

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 2.2 hours before the alert went out and 40 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 2012-01-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 584 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 2012-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.1939587897Sfc1 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
584 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
672 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
165 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

633 
WUUS54 KJAN 090213
SVRJAN
MSC121-123-090300-
/O.NEW.KJAN.SV.W.0003.120109T0213Z-120109T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
813 PM CST SUN JAN 8 2012

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN RANKIN COUNTY IN CENTRAL MISSISSIPPI...
  NORTHWESTERN SCOTT COUNTY IN CENTRAL MISSISSIPPI...

* UNTIL 900 PM CST

* AT 813 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  LEESBURG MOVING NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  LEESBURG BY 820 PM CST...
  BRANCH BY 825 PM CST...
  FORKVILLE BY 835 PM CST...
  LUDLOW BY 840 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF 60 MPH CAN BRING DOWN TREES...POSSIBLY RESULTING IN INJURY
AND PROPERTY DAMAGE. ROOFS OF MOBILE HOMES AND OUTBUILDINGS COULD BE
DAMAGED...AND MINOR ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES
COULD OCCUR.

&&

LAT...LON 3257 8974 3257 8940 3232 8977 3246 8989
TIME...MOT...LOC 0213Z 229DEG 18KT 3242 8978

$$

40
2 follow-up statements
299 
WWUS54 KJAN 090229
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
829 PM CST SUN JAN 8 2012

MSC121-090238-
/O.CAN.KJAN.SV.W.0003.000000T0000Z-120109T0300Z/
RANKIN MS-
829 PM CST SUN JAN 8 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN RANKIN COUNTY IS
CANCELLED...

LAT...LON 3253 8976 3257 8974 3257 8940 3235 8973
TIME...MOT...LOC 0228Z 229DEG 18KT 3247 8971

$$

MSC123-090300-
/O.CON.KJAN.SV.W.0003.000000T0000Z-120109T0300Z/
SCOTT MS-
829 PM CST SUN JAN 8 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CST
FOR NORTHWESTERN SCOTT COUNTY...

AT 828 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL...
AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR 
AND JUST NORTH OF BRANCH MOVING NORTHEAST AT 20 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  FORKVILLE BY 835 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF 60 MPH CAN BRING DOWN TREES...POSSIBLY RESULTING IN INJURY
AND PROPERTY DAMAGE. ROOFS OF MOBILE HOMES AND OUTBUILDINGS COULD BE
DAMAGED...AND MINOR ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES
COULD OCCUR.

THE HAIL BEING PRODUCED BY THIS SEVERE THUNDERSTORM WILL LIKELY
DAMAGE CARS AND ROOFS. PEOPLE WHO ARE OUT OF DOORS SHOULD MOVE INSIDE
A STRUCTURE IMMEDIATELY.

&&

LAT...LON 3253 8976 3257 8974 3257 8940 3235 8973
TIME...MOT...LOC 0228Z 229DEG 18KT 3247 8971

$$

40
556 
WWUS54 KJAN 090300
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
900 PM CST SUN JAN 8 2012

MSC123-090308-
/O.EXP.KJAN.SV.W.0003.000000T0000Z-120109T0300Z/
SCOTT MS-
900 PM CST SUN JAN 8 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN SCOTT COUNTY 
EXPIRES AT 900 PM CST...

THE STORM HAS MOVED NORTHEAST INTO LEAKE COUNTY. PLEASE CALL IN 
ANY REPORTS OF HAIL BETWEEN LEESBURG AND LUDLOW TO YOUR LOCAL 
LAW ENFORCEMENT OR RELAY THEM TO THE NATIONAL WEATHER SERVICE 
VIA OUR WEBSITE. 

LAT...LON 3253 8976 3257 8974 3257 8940 3235 8973
TIME...MOT...LOC 0258Z 229DEG 18KT 3257 8958

$$

40

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 8, 7:06 PM CSTFlash Flood WarningJANCovington26 days
Jan 8, 8:03 PM CSTSpecial Weather StatementJANJones42 min
Jan 8, 8:08 PM CSTSpecial Weather StatementJANScott42 min
Jan 8, 8:42 PM CSTSevere Thunderstorm WarningJANLeake48 min
Jan 8, 9:08 PM CSTSpecial Weather StatementJANJones27 min
Jan 8, 9:29 PM CSTSevere Thunderstorm WarningJANLeake, Neshoba31 min
Jan 8, 10:04 PM CSTSevere Thunderstorm WarningJANWinston41 min
Jan 8, 10:32 PM CSTSpecial Weather StatementJANLeake28 min
Jan 8, 11:00 PM CSTSevere Thunderstorm WarningJANWinston45 min
Jan 8, 11:07 PM CSTSpecial Weather StatementJANClarke28 min
Jan 8, 11:10 PM CSTSpecial Weather StatementJANNoxubee30 min
Jan 9, 5:04 AM CSTDense Fog AdvisoryJANAdams, Attala, Carroll, Choctaw, Claiborne, Clay and 33 more5 hr

Nearby

Severe Thunderstorm Warnings in Mississippi, 2012Every severe thunderstorm warning in 2012

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.