Alert archive / Mississippi / Tornado Warnings in 2016

Tornado Warning 4, NWS Mobile, AL

February 15, 2016Greene County, Mississippi

NWS Mobile, AL issued this tornado warning at Feb 15, 2016, 11:17 AM CST for Greene County, Mississippi. It was in force for 28 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 15, 2016, 11:17 AM CST (17:17 UTC)
Expired: Feb 15, 2016, 11:45 AM CST
In force: 28 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

County Greene County, MS

The radar

The Mobile radar (KMOB), 79 km from the middle of the area, began a volume at 17:18 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
Feb 15, 11:23 AM CST	HAIL 1	W Avera, MS	QUARTER SIZED HAIL REPORTED NEAR PLEASANT HILL RD AND HWY 63.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Feb 15, 9:30 AM CST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 5.3 hours before the alert went out and 151 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: 569 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 649 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 257 m²/s²
0-3 km storm-relative helicity: 320 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 4.4

Open this sounding in Storm Lab

The text

As transmitted.

914 
WFUS54 KMOB 151717
TORMOB
MSC041-151745-
/O.NEW.KMOB.TO.W.0004.160215T1717Z-160215T1745Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1117 AM CST MON FEB 15 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL GREENE COUNTY IN SOUTHEASTERN MISSISSIPPI...

* UNTIL 1145 AM CST
    
* AT 1116 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR MCLAIN...OR 13 MILES SOUTHEAST OF
  RICHTON... MOVING NORTHEAST AT 35 MPH. A FUNNEL CLOUD WAS REPORTED
  WITH THIS STORM AS IT PASSED NEAR NEW AUGUSTA.

  HAZARD...TORNADO AND QUARTER SIZE HAIL. 

  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
  CENTRAL GREENE 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.

&&

LAT...LON 3128 8884 3144 8866 3144 8850 3137 8845
      3127 8844 3107 8880 3111 8884
TIME...MOT...LOC 1716Z 231DEG 30KT 3119 8880 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

BUTTS

2 follow-up statements

848 
WWUS54 KMOB 151732
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1132 AM CST MON FEB 15 2016

MSC041-151745-
/O.CON.KMOB.TO.W.0004.000000T0000Z-160215T1745Z/
GREENE MS-
1132 AM CST MON FEB 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 AM CST FOR NORTHERN
GREENE COUNTY...
    
AT 1131 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 11 MILES NORTHWEST OF LEAKESVILLE...MOVING NORTHEAST AT 30
MPH. A FUNNEL CLOUD HAS BEEN REPORTED WITH THIS THUNDERSTORM.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

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
NORTHERN GREENE COUNTY.

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

LAT...LON 3144 8866 3144 8850 3137 8845 3127 8844
      3111 8873 3117 8875 3131 8881
TIME...MOT...LOC 1731Z 229DEG 28KT 3127 8869 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

BUTTS

793 
WWUS54 KMOB 151748
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1148 AM CST MON FEB 15 2016

MSC041-151757-
/O.EXP.KMOB.TO.W.0004.000000T0000Z-160215T1745Z/
GREENE MS-
1148 AM CST MON FEB 15 2016

...THE TORNADO WARNING FOR NORTHERN GREENE COUNTY HAS EXPIRED...
    
THE TORNADO THREAT HAS DIMINISHED AND THE TORNADO WARNING HAS BEEN
ALLOWED TO EXPIRE. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN
LIKELY AND A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE
AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CST FOR SOUTHEASTERN
MISSISSIPPI.

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

LAT...LON 3144 8866 3144 8850 3137 8845 3127 8844
      3111 8873 3117 8875 3131 8881
TIME...MOT...LOC 1746Z 231DEG 30KT 3127 8869 

$$

BUTTS

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 15, 10:55 AM CST	Special Weather Statement	MOB	Perry	35 min
Feb 15, 11:05 AM CST	Severe Thunderstorm Warning	MOB	Greene, Perry, Wayne	40 min
Feb 15, 11:30 AM CST	Wind Advisory	MOB	George, Greene, Perry, Stone, Wayne	7 hr
Feb 15, 11:46 AM CST	Severe Thunderstorm Warning	MOB	Greene, Wayne	44 min
Feb 15, 12:47 PM CST	Severe Thunderstorm Warning	MOB	George, Greene	28 min
Feb 15, 2:38 PM CST	Severe Thunderstorm Warning	MOB	George, Greene, Perry, Wayne	52 min
Feb 15, 3:19 PM CST	Severe Thunderstorm Warning	MOB	George, Greene, Perry, Stone, Wayne	41 min
Feb 15, 3:59 PM CST	Severe Thunderstorm Warning	MOB	George, Greene	31 min

Nearby

Tornado Warnings in Mississippi, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.