Alert archive / Mississippi / Tornado Warnings in 2015

Tornado Warning 16, NWS Mobile, AL

November 18, 2015Wayne County, Mississippi

NWS Mobile, AL issued this tornado warning at Nov 18, 2015, 6:22 AM CST for Wayne County, Mississippi. It was in force for 23 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 18, 2015, 6:22 AM CST (12:22 UTC)
Expired
Nov 18, 2015, 6:45 AM CST
In force
23 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Wayne County, MS

The radar

The Mobile radar (KMOB), 101 km from the middle of the area, began a volume at 12:24 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 18, 2:49 AM CSTTornado WatchSPC6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 0.4 hours before the alert went out and 176 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 12:00Z on 2015-11-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2015-11-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -155 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
502 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
-155 m²/s²
0-3 km storm-relative helicity
-29 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

474 
WFUS54 KMOB 181222
TORMOB
MSC153-181245-
/O.NEW.KMOB.TO.W.0016.151118T1222Z-151118T1245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
622 AM CST WED NOV 18 2015

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN WAYNE COUNTY IN SOUTHEASTERN MISSISSIPPI...

* UNTIL 645 AM CST
    
* AT 621 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR BUCKATUNNA...OR 10 MILES SOUTH OF
  WAYNESBORO...MOVING NORTHEAST AT 35 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. 

* THIS DANGEROUS STORM WILL BE NEAR...
  BUCKATUNNA AROUND 630 AM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3155 8876 3173 8847 3147 8845 3143 8855
      3144 8866
TIME...MOT...LOC 1221Z 240DEG 29KT 3152 8861 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

BUTTS
2 follow-up statements
216 
WWUS54 KMOB 181235
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
635 AM CST WED NOV 18 2015

MSC153-181245-
/O.CON.KMOB.TO.W.0016.000000T0000Z-151118T1245Z/
WAYNE MS-
635 AM CST WED NOV 18 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 AM CST FOR
SOUTHEASTERN WAYNE COUNTY...
    
AT 634 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR BUCKATUNNA...OR 8 MILES EAST OF WAYNESBORO...MOVING
NORTHEAST AT 45 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. 

THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
SOUTHEASTERN WAYNE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

STAY TUNED FOR FURTHER UPDATES FROM YOUR NATIONAL WEATHER SERVICE IN
MOBILE.

&&

LAT...LON 3173 8847 3147 8845 3143 8855 3148 8861
      3162 8865
TIME...MOT...LOC 1234Z 222DEG 41KT 3164 8851 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

BUTTS
981 
WWUS54 KMOB 181242
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
642 AM CST WED NOV 18 2015

MSC153-181251-
/O.EXP.KMOB.TO.W.0016.000000T0000Z-151118T1245Z/
WAYNE MS-
642 AM CST WED NOV 18 2015

...THE TORNADO WARNING FOR SOUTHEASTERN WAYNE COUNTY WILL EXPIRE AT
645 AM CST...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS
AND EXITED THE WARNED AREA. THEREFORE THE WARNING WILL BE ALLOWED TO
EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CST FOR SOUTHWESTERN
ALABAMA AND SOUTHEASTERN MISSISSIPPI.

STAY TUNED FOR FURTHER UPDATES FROM YOUR NATIONAL WEATHER SERVICE IN
MOBILE.

LAT...LON 3173 8847 3147 8845 3143 8855 3148 8861
      3162 8865
TIME...MOT...LOC 1240Z 240DEG 29KT 3164 8851 

$$

BUTTS

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 18, 4:34 AM CSTSpecial Weather StatementMOBStone56 min
Nov 18, 5:31 AM CSTSpecial Weather StatementMOBGeorge, Greene, Perry, Stone59 min
Nov 18, 6:32 AM CSTSpecial Weather StatementMOBGeorge, Greene58 min
Nov 18, 11:23 AM CSTRiver Flood WarningMOBGeorge, Greene, Wayne5 days

Nearby

Tornado Warnings in Mississippi, 2015Every tornado warning in 2015Tornadoes in 2015

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.