Alert archive / Mississippi / Tornado Warnings in 2014

Tornado Warning 1, NWS Mobile, AL

February 20, 2014Wayne County, Mississippi

NWS Mobile, AL issued this tornado warning at Feb 20, 2014, 6:00 PM CST for Wayne County, Mississippi. It was in force for 45 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
Feb 20, 2014, 6:00 PM CST (00:00 UTC)
Expired
Feb 20, 2014, 6:45 PM CST
In force
45 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

County Wayne County, MS

The radar

The Mobile radar (KMOB), 131 km from the middle of the area, began a volume at 00:01 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
Feb 20, 6:30 PM CSTHAIL 1Hiwannee, 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 00:00Z, 0.0 hours before the alert went out and 141 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 2014-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 384 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 2014-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 226 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
384 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
1582 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
226 m²/s²
0-3 km storm-relative helicity
261 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.9

Open this sounding in Storm Lab

The text

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

509 
WFUS54 KMOB 210000
TORMOB
MSC153-210045-
/O.NEW.KMOB.TO.W.0001.140221T0000Z-140221T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
600 PM CST THU FEB 20 2014

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
  THIS INCLUDES THE CITY OF WAYNESBORO...

* UNTIL 645 PM CST

* AT 556 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 20 MILES WEST OF
  CLARA...OR 10 MILES SOUTHEAST OF LAUREL...MOVING NORTHEAST AT 35
  MPH.

* THE TORNADO WILL BE NEAR...
  6 MILES NORTHWEST OF WAYNESBORO BY 635 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3182 8892 3183 8889 3184 8877 3185 8866
      3189 8850 3189 8848 3173 8846 3162 8847
      3151 8895 3180 8895
TIME...MOT...LOC 0000Z 238DEG 30KT 3160 8899

$$
3 follow-up statements
950 
WWUS54 KMOB 210015
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
615 PM CST THU FEB 20 2014

MSC153-210045-
/O.CON.KMOB.TO.W.0001.000000T0000Z-140221T0045Z/
WAYNE MS-
615 PM CST THU FEB 20 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CST FOR NORTHERN
WAYNE COUNTY...

AT 610 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR WHISTLER...OR 11
MILES WEST OF WAYNESBORO...MOVING NORTHEAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  WEST KING...WOODWARDS AND 6 MILES NORTHWEST OF WAYNESBORO BY 625 PM
  CST...
  BOICE AND HIWANNEE BY 630 PM CST...
  TOKIO BY 640 PM CST...
  MATHERVILLE AND GRETNA BY 645 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS TO 70 MPH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.

&&

LAT...LON 3174 8847 3166 8847 3160 8893 3180 8895
      3182 8892 3183 8889 3185 8866 3189 8850
      3189 8848
TIME...MOT...LOC 0015Z 238DEG 30KT 3170 8878

$$
861 
WWUS54 KMOB 210027
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
627 PM CST THU FEB 20 2014

MSC153-210045-
/O.CON.KMOB.TO.W.0001.000000T0000Z-140221T0045Z/
WAYNE MS-
627 PM CST THU FEB 20 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CST FOR
NORTHEASTERN WAYNE COUNTY...

AT 624 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR WEST KING...OR 6
MILES NORTHWEST OF WAYNESBORO...MOVING NORTHEAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  MATHERVILLE...TOKIO AND GRETNA BY 640 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 
60 MPH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.

&&

LAT...LON 3173 8847 3167 8876 3182 8886 3185 8866
      3189 8850 3189 8848
TIME...MOT...LOC 0026Z 238DEG 30KT 3175 8869

$$
696 
WWUS54 KMOB 210042
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
642 PM CST THU FEB 20 2014

MSC153-210052-
/O.EXP.KMOB.TO.W.0001.000000T0000Z-140221T0045Z/
WAYNE MS-
642 PM CST THU FEB 20 2014

...THE TORNADO WARNING FOR NORTHEASTERN WAYNE COUNTY WILL EXPIRE AT
645 PM CST...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.

LAT...LON 3173 8847 3167 8876 3182 8886 3185 8866
      3189 8850 3189 8848
TIME...MOT...LOC 0042Z 238DEG 30KT 3182 8856

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 20, 9:42 PM CSTSevere Thunderstorm WarningMOBGreene, Perry, Wayne78 min
Feb 20, 10:31 PM CSTAreal Flood AdvisoryMOBGreene, Perry, Wayne3 hr
Feb 20, 10:57 PM CSTSevere Thunderstorm WarningMOBGreene, Perry, Wayne78 min
Feb 20, 11:44 PM CSTSevere Thunderstorm WarningMOBGreene, Perry61 min
Feb 21, 12:10 AM CSTSevere Thunderstorm WarningMOBGreene, Wayne80 min
Feb 21, 12:34 AM CSTAreal Flood AdvisoryMOBGreene, Wayne116 min
Feb 21, 12:59 AM CSTAreal Flood AdvisoryMOBGeorge, Greene, Perry, Stone2 hr
Feb 21, 1:48 AM CSTAreal Flood AdvisoryMOBGeorge117 min
Feb 21, 3:04 AM CSTWind AdvisoryMOBGeorge, Greene, Perry, Stone, Wayne6 hr
Feb 21, 11:33 AM CSTRiver Flood WarningMOBGeorge, Greene, Perry4 days
Feb 21, 11:33 AM CSTRiver Flood WarningMOBGeorge, Greene, Wayne4 days

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.