Alert archive / Mississippi / Tornado Warnings in 2008

Tornado Warning 39, NWS Mobile, AL

March 4, 2008Greene County, Perry County, Mississippi

NWS Mobile, AL issued this tornado warning at Mar 4, 2008, 12:12 AM CST for Greene County, Perry County, Mississippi. It was in force for 48 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: Mar 4, 2008, 12:12 AM CST (06:12 UTC)
Expired: Mar 4, 2008, 1:00 AM CST
In force: 48 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Greene County, MS, Perry County, MS

The radar

The Mobile radar (KMOB), 70 km from the middle of the area, began a volume at 06:15 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.

Issued	Product	Office	Lasted
Mar 3, 2:25 PM CST	Tornado Watch	SPC	11 hr
Mar 3, 9:56 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 6.2 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-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: 1687 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 491 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 488 m²/s²
0-3 km storm-relative helicity: 583 m²/s²
Significant tornado parameter: 4.4
Supercell composite: 22.7

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 040612
TORMOB
MSC041-111-040700-
/O.NEW.KMOB.TO.W.0039.080304T0612Z-080304T0700Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1212 AM CST TUE MAR 4 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
  THIS INCLUDES THE CITY OF LEAKESVILLE...
  SOUTHEASTERN PERRY COUNTY IN SOUTHEAST MISSISSIPPI...

* UNTIL 100 AM CST

* AT 1210 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES
  SOUTHEAST OF JANICE...OR ABOUT 14 MILES NORTHEAST OF WIGGINS...
  MOVING NORTHEAST AT 45 MPH.

* THE TORNADO WILL BE NEAR...
  LEAF AND 8 MILES SOUTHEAST OF BEAUMONT BY 1220 AM CST...
  ROYCE AND MCLAIN BY 1225 AM CST...
  NEELY BY 1230 AM CST...
  JONATHAN...6 MILES NORTHWEST OF LEAKESVILLE AND 8 MILES SOUTHEAST
  OF AVERA BY 1240 AM CST...

THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS
A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY
AND ALWAYS STAY AWAY FROM WINDOWS. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING
STRAIGHT LINE WINDS.

IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR
OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO
SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING...
SEEK SHELTER IN A CULVERT...DITCH OR LOW DEPRESSION AND COVER YOUR
HEAD WITH YOUR HANDS.

HEAVY RAINFALL MAY BE OBSCURING THIS TORNADO. TAKE COVER NOW IF YOU
WAIT TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE
PLACE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST TUESDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3140 8845 3113 8843 3100 8868 3101 8882
      3091 8883 3093 8901 3104 8904 3123 8889
      3144 8861 3143 8847
TIME...MOT...LOC 0612Z 229DEG 42KT 3100 8893

$$

2 follow-up statements

000 
WWUS54 KMOB 040631
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1228 AM CST TUE MAR 4 2008

MSC111-040638-
/O.CAN.KMOB.TO.W.0039.000000T0000Z-080304T0700Z/
PERRY MS-
1228 AM CST TUE MAR 4 2008

...THE TORNADO WARNING FOR SOUTHEASTERN PERRY COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST TUESDAY MORNING 
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST 
MISSISSIPPI.

LAT...LON 3143 8847 3140 8845 3113 8843 3100 8867
      3101 8882 3123 8882 3144 8861 3143 8859
TIME...MOT...LOC 0628Z 229DEG 42KT 3112 8877

$$

MSC041-040700-
/O.CON.KMOB.TO.W.0039.000000T0000Z-080304T0700Z/
GREENE MS-
1228 AM CST TUE MAR 4 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CST FOR GREENE
COUNTY...

AT 1226 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR ROYCE...OR ABOUT
14 MILES WEST OF LEAKESVILLE...MOVING NORTHEAST AT 45 MPH.

THE TORNADO WILL BE NEAR...
  JONATHAN...6 MILES NORTHWEST OF LEAKESVILLE AND 8 MILES SOUTHEAST
  OF AVERA BY 1240 AM CST...

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST TUESDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3143 8847 3140 8845 3113 8843 3100 8867
      3101 8882 3123 8882 3144 8861 3143 8859
TIME...MOT...LOC 0628Z 229DEG 42KT 3112 8877

$$

000 
WWUS54 KMOB 040700
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1257 AM CST TUE MAR 4 2008

MSC041-040707-
/O.EXP.KMOB.TO.W.0039.000000T0000Z-080304T0700Z/
GREENE MS-
1257 AM CST TUE MAR 4 2008

...THE TORNADO WARNING FOR GREENE COUNTY WILL BE ALLOWED TO EXPIRE 
AT 100 AM CST...

THE ROTATION HAS BROADENED AND WEAKENED...AND A TORNADO DOES NOT 
APPEAR IMMINENT WITH THE LINE OF STRONG STORMS.  THE LINE OF STORMS 
IS STILL LIKELY PRODUCING POTENTIALLY DAMAGING STRAIGHT LINE WINDS 
NEAR 60 MPH OVER SOUTHEASTERN GREENE COUNTY.  

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST TUESDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3143 8847 3140 8845 3113 8843 3100 8867
      3101 8882 3123 8882 3144 8861 3143 8859
TIME...MOT...LOC 0657Z 229DEG 42KT 3134 8847

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 3, 10:57 PM CST	Severe Thunderstorm Warning	MOB	Wayne	33 min
Mar 3, 11:09 PM CST	Severe Thunderstorm Warning	MOB	Greene, Perry, Stone, Wayne	51 min
Mar 3, 11:21 PM CST	Severe Thunderstorm Warning	MOB	Greene, Perry, Wayne	39 min
Mar 3, 11:40 PM CST	Severe Thunderstorm Warning	MOB	Stone	20 min
Mar 3, 11:53 PM CST	Severe Thunderstorm Warning	MOB	George, Greene, Perry, Stone, Wayne	67 min
Mar 4, 12:59 AM CST	Severe Thunderstorm Warning	MOB	George, Greene	46 min

Nearby

Tornado Warnings in Mississippi, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.