Alert archive / Mississippi / Tornado Warnings in 2014

Tornado Warning 32, NWS Mobile, AL

November 16, 2014Greene County, Perry County, Mississippi

NWS Mobile, AL issued this tornado warning at Nov 16, 2014, 11:52 PM CST for Greene County, Perry County, Mississippi. It was in force for 22 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
Nov 16, 2014, 11:52 PM CST (05:52 UTC)
Expired
Nov 17, 2014, 12:14 AM CST
In force
22 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Greene County, MS, Perry County, MS

The radar

The Mobile radar (KMOB), 87 km from the middle of the area, began a volume at 05:56 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.

IssuedProductOfficeLasted
Nov 16, 9:49 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 5.9 hours before the alert went out and 131 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, Slidell Radar S, LA at 00:00Z on 2014-11-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 496 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, Slidell Radar S, LA at 00:00Z on 2014-11-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 295 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
496 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
825 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
295 m²/s²
0-3 km storm-relative helicity
414 m²/s²
Significant tornado parameter
0.7
Supercell composite
5.3

Open this sounding in Storm Lab

The text

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

278 
WFUS54 KMOB 170552
TORMOB
MSC041-111-170630-
/O.NEW.KMOB.TO.W.0032.141117T0552Z-141117T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1152 PM CST SUN NOV 16 2014

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
  CENTRAL PERRY COUNTY IN SOUTHEAST MISSISSIPPI...

* UNTIL 1230 AM CST

* AT 1151 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 18 MILES SOUTHWEST OF RICHTON...OR 6 MILES
  SOUTH OF NEW AUGUSTA...MOVING NORTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MCLAIN...             NEW AUGUSTA...        BEAUMONT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST MONDAY MORNING FOR
SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI.

&&

LAT...LON 3142 8871 3118 8859 3100 8910 3108 8916
      3118 8915
TIME...MOT...LOC 0552Z 242DEG 34KT 3112 8905

$$
1 follow-up statement
118 
WWUS54 KMOB 170614
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1214 AM CST MON NOV 17 2014

MSC041-111-170623-
/O.CAN.KMOB.TO.W.0032.000000T0000Z-141117T0630Z/
PERRY MS-GREENE MS-
1214 AM CST MON NOV 17 2014

...THE TORNADO WARNING HAS BEEN CANCELLED FOR NORTHWESTERN GREENE AND
CENTRAL PERRY COUNTIES...

AT 1208 AM CST...THE STORM THAT PROMPTED THE WARNING FOR NORTHWESTERN
GREENE AND CENTRAL PERRY COUNTIES NO LONGER SHOWS STRONG ROTATION... 
THUS THE TORNADO WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST MONDAY MORNING FOR
SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI.

LAT...LON 3142 8871 3118 8859 3100 8910 3108 8916
      3118 8915
TIME...MOT...LOC 0613Z 242DEG 34KT 3121 8885

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 16, 10:33 PM CSTTornado WarningMOBWayne42 min
Nov 17, 4:24 AM CSTHard Freeze WatchMOBGeorge, Greene, Perry, Stone, Wayne26 hr
Nov 17, 4:24 AM CSTWind AdvisoryMOBGeorge, Greene, Perry, Stone, Wayne26 hr

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.