Alert archive / Mississippi / Tornado Warnings in 2014

Tornado Warning 68, NWS Jackson, MS

August 18, 2014Newton County, Mississippi

NWS Jackson, MS issued this tornado warning at Aug 18, 2014, 6:02 PM CDT for Newton County, Mississippi. It was in force for 20 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: Aug 18, 2014, 6:02 PM CDT (23:02 UTC)
Expired: Aug 18, 2014, 6:22 PM CDT
In force: 20 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Observed
Hail: 0.0 in

County Newton County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 95 km from the middle of the area, began a volume at 23:05 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

Time	Report	Where	Remark
Aug 18, 6:05 PM CDT	FUNNEL CLOUD	3 Ene Decatur, MS

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 12:00Z, 11.0 hours before the alert went out and 103 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: 667 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 922 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 76 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.

297 
WFUS54 KJAN 182302
TORJAN
MSC101-182345-
/O.NEW.KJAN.TO.W.0068.140818T2302Z-140818T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
602 PM CDT MON AUG 18 2014

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL NEWTON COUNTY IN EAST CENTRAL MISSISSIPPI...

* UNTIL 645 PM CDT

* AT 602 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR DECATUR...AND
  MOVING EAST AT 20 MPH.

  HAZARD...DAMAGING TORNADO.

  SOURCE...RADAR CONFIRMED TORNADO.

  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.

* THE TORNADO WILL BE NEAR...
  DUFFEE AROUND 620 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE CHUNKY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3232 8892 3245 8914 3253 8911 3249 8892
      3233 8891
TIME...MOT...LOC 2302Z 292DEG 17KT 3246 8907

TORNADO...OBSERVED
HAIL...0.00IN

$$

JA

3 follow-up statements

744 
WWUS54 KJAN 182311
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
611 PM CDT MON AUG 18 2014

MSC101-182345-
/O.CON.KJAN.TO.W.0068.000000T0000Z-140818T2345Z/
NEWTON MS-
611 PM CDT MON AUG 18 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL NEWTON COUNTY
UNTIL 645 PM CDT...

AT 609 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR DECATUR...AND MOVING SOUTHEAST AT 20 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.

AT 602PM...DOPPLER RADAR INDICATED A TORNADO DEBRIS SIGNATURE FOR TWO 
MINUTES JUST NORTH OF DECATUR. THIS SIGNATURE IS NO LONGER PRESENT 
BUT IS BEING MONITORED FOR AS ROTATION CONTINUES. 

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF EAST CENTRAL
NEWTON COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3243 8911 3248 8907 3247 8892 3238 8891
      3232 8892
TIME...MOT...LOC 2309Z 293DEG 16KT 3245 8904

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

$$

JA

533 
WWUS54 KJAN 182318
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
618 PM CDT MON AUG 18 2014

MSC101-182345-
/O.CON.KJAN.TO.W.0068.000000T0000Z-140818T2345Z/
NEWTON MS-
618 PM CDT MON AUG 18 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL NEWTON COUNTY
UNTIL 645 PM CDT...

AT 618 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 5 MILES SOUTHWEST OF DUFFEE...AND MOVING SOUTHEAST AT 20
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.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EASTERN NEWTON COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3239 8894 3243 8902 3248 8900 3247 8892
      3238 8891 3238 8892
TIME...MOT...LOC 2318Z 293DEG 16KT 3243 8898

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

$$

JA

313 
WWUS54 KJAN 182322
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
622 PM CDT MON AUG 18 2014

MSC101-182332-
/O.CAN.KJAN.TO.W.0068.000000T0000Z-140818T2345Z/
NEWTON MS-
622 PM CDT MON AUG 18 2014

...THE TORNADO WARNING FOR EAST CENTRAL NEWTON COUNTY IS CANCELLED...

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

LAT...LON 3239 8894 3243 8902 3248 8900 3247 8892
      3238 8891 3238 8892
TIME...MOT...LOC 2322Z 293DEG 16KT 3242 8896

$$

JA

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 18, 1:16 PM CDT	Special Weather Statement	JAN	Lamar, Marion	44 min
Aug 18, 1:18 PM CDT	Special Weather Statement	JAN	Clarke	42 min
Aug 18, 1:56 PM CDT	Special Weather Statement	JAN	Lamar	29 min

Nearby

Tornado Warnings in Mississippi, 2014 Every tornado warning in 2014 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.