Major Southeast Severe Weather Outbreak May 10 and 11th

[6SpeedTA95]

I feel bad for the people in picher, their town was just condemned by the EPA and the government was offering to buy people out, this is just adding insult to injury.

[Bunkertor]

Bedtime for me. I´ll take the morning shift. Please provide me some analysis and pics. Would be great

[CrazyC83]

MESOSCALE DISCUSSION 0873
NWS STORM PREDICTION CENTER NORMAN OK
0855 PM CDT SAT MAY 10 2008

AREAS AFFECTED...SERN GA...SRN SC

CONCERNING...SEVERE POTENTIAL...WATCH LIKELY

VALID 110154Z - 110330Z

ISOLATED STORMS ARE REFORMING ALONG A WEAK SURFACE BOUNDARY DRAPED
NW TO SE ACROSS GA. STRONG DEEP LAYER SHEAR...VERY STEEP MID LEVEL
LAPSE RATES AND STRONG INSTABILITY WILL RESULT IN A DISTINCT LARGE
HAIL THREAT. FAST STORM MOTIONS ALONG WITH MODERATE LEVELS OF DCAPE
WILL ALSO FOSTER THE DEVELOPMENT OF DAMAGING WIND GUST. OVERALL
TORNADO THREAT APPEARS LOW AT THIS TIME...BUT IS EXPECTED TO
INCREASE LATE THIS EVENING AND OVERNIGHT AS THE LOW LEVEL SHEAR
INCREASES. AT THAT TIME...A MORE SIGNIFICANT SEVERE EVENT IS LIKELY
WITH WIDESPREAD DAMAGING WINDS AS WELL AS TORNADOES.

..JEWELL.. 05/11/2008


ATTN...WFO...CHS...CAE...JAX...FFC...TAE...BMX...

30828143 31748413 32918534 34138534 33778284 33228083
32757992 32228048 31738100 31138117

[CrazyC83]

SEL2

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 302
NWS STORM PREDICTION CENTER NORMAN OK
1005 PM EDT SAT MAY 10 2008

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

GEORGIA
SOUTHERN SOUTH CAROLINA
A SMALL PART OF SOUTHEASTERN TENNESSEE
COASTAL WATERS

EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 1005 PM
UNTIL 500 AM EDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 55 MILES SOUTHEAST OF
SAVANNAH GEORGIA TO 20 MILES WEST SOUTHWEST OF ROME GEORGIA. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU2).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

OTHER WATCH INFORMATION...CONTINUE...WW 298...WW 299...WW
300...WW 301...

DISCUSSION...LARGE RESERVOIR OF MODERATE TO STRONG INSTABILITY WILL
REMAIN IN PLACE ACROSS THE REGION OVERNIGHT SOUTH OF A SURFACE FRONT
EXTENDING FROM SRN SC INTO THE TN VALLEY. IN ADDITION...VERY
STRONG DEEP LAYER SHEAR WILL PERSIST AND SUPPORT
ORGANIZED/LONGER-LIVED UPDRAFTS OVERNIGHT AS STORMS INCREASE ACROSS
WW. INITIAL DEVELOPMENT OVER CENTRAL/SERN GA WILL LIKELY SPREAD
GENERALLY EWD TOWARDS THE COAST...WITH ADDITIONAL LARGER MCS LIKELY
MOVING INTO ERN TN/NRN GA AFTER MIDNIGHT. IN ADDITION TO DAMAGING
WINDS AND LARGE HAIL...ISOLATED TORNADOES CAN NOT BE RULED OUT
ESPECIALLY AS WLY LLJ INTENSIFIES OVERNIGHT.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 28030.


...EVANS

[CrazyC83]

Now 10 dead tonight (9 by tornadoes).

[CrazyC83]

Derecho trying to develop in northern Mississippi?

[6SpeedTA95]

Man guys that Mcalester storm was pretty stout, looks as if EF3 damage at LEAST.

[brunota2003]

I have not seen any of the damage photos from McAlester...can someone link me a few, please?

[CrazyC83]

MESOSCALE DISCUSSION 0874
NWS STORM PREDICTION CENTER NORMAN OK
0921 PM CDT SAT MAY 10 2008

AREAS AFFECTED...NERN AR...WRN/MIDDLE TN...NRN AL...NRN MS

CONCERNING...TORNADO WATCH 298...300...

VALID 110221Z - 110345Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 298...300...CONTINUES.

LATEST MESOANALYSIS DEPICTS A WARM FRONT EXTENDING SE FROM THE
MID-SOUTH INTO THE TN VLY AT 02Z. SOUTH OF THE FRONT...THE BOUNDARY
LAYER CONTINUED TO MOISTEN/DESTABILIZE WITH LWR 70S DEW POINTS NOW
OBSERVED AS FAR N AS THE TN/MS BORDER AND INTO NWRN AL. THIS WAS
CONTRIBUTING TO MLCAPES OF 2000-2500 J/KG.

VWP FROM HIGH TOP AL AND COLUMBUS MS SHOW A STRONGLY SHEARED 0-6KM
LAYER WITH VALUES AOA 60 KTS. GIVEN MAGNITUDE OF MID-LEVEL LAPSE
RATES/INSTABILITY PRESENT...THERE IS NO SURPRISE AT THE WELL-
MAINTAINED LARGE SUPERCELL TSTMS OVER MIDDLE TN SWWD INTO NWRN MS AT
MID-EVENING.

SUPERCELL STRUCTURES WILL CONTINUE TO BE POSSIBLE THROUGH LATE
EVENING DOWNSTREAM INTO NRN MS...SRN MIDDLE TN AND NRN AL.
BUT...NUMBER OF STORMS DEVELOPING WITHIN THE INCREASING WARM
ADVECTION PROFILE MAY JUMP-START AN EVOLUTION INTO BOW
ECHOES/DERECHO. THUS...ALONG WITH TORNADO POTENTIAL...DMGG WIND
GUSTS WILL ALSO BE LIKELY...WITH SOME WIND GUSTS IN EXCESS OF 65
KTS. MAIN ACTIVITY WILL REACH NERN MS/NWRN AL BY 04Z...WITH STORMS
DEVELOPING SEWD INVOF THE WARM FRONT BEFORE THEN.

MEANWHILE...UPSTREAM WITHIN WRN PARTS OF TORNADO WATCH 298...TSTMS
JUST UPSTREAM ACROSS NCNTRL AR APPEAR TO BE WEAKENING AS THEY INGEST
RAIN-COOLED PARCELS FROM THE LEADING STORMS IN THE TN VLY/MID-SOUTH.
THIS WEAKENING TREND IS EXPECTED TO CONTINUE AS THE LLJ BEGINS TO
VEER INTO NRN MS/MIDDLE TN REGION WITH TIME THIS EVENING.

..RACY.. 05/11/2008


ATTN...WFO...OHX...BMX...HUN...MEG...JAN...

35929047 35708781 35378659 34408578 33578607 33308735
33868894 34219015 34829067 35839083

[Cristina]

I live north of Atlanta, Cherokee County. How bad will it get here? We are currently under a "tornado watch". Thanks for any input.

[6SpeedTA95]

I have not seen any of the damage photos from McAlester...can someone link me a few, please?

PUt it on CNN, FOX or HNN

[RL3AO]

From CNN. Its the Seneca/Neosho tornado.

[6SpeedTA95]

From CNN. Its the Seneca/Neosho tornado.

You sure? Those look like an oklahoma storm from the pics and it says KWTV down at the bottom left corner.

[RL3AO]

From CNN. Its the Seneca/Neosho tornado.

You sure? Those look like an oklahoma storm from the pics and it says KWTV down at the bottom left corner.

Maybe CNN is wrong (I know, shocking).

http://www.cnn.com/2008/US/weather/05/1 ... index.html

[CrazyC83]

That looks like EF4 damage.

[Weatherfreak14]

Wow. Still a strong supercell producing a tornado and lots of damaging winds Over Benton Co. MS.

[JonathanBelles]

WOW!! love that picture.

[Ed Mahmoud]

MSC003-009-093-117-139-145-110330-
/O.CON.KMEG.TO.W.0131.000000T0000Z-080511T0330Z/
ALCORN MS-TIPPAH MS-BENTON MS-MARSHALL MS-PRENTISS MS-UNION MS-
958 PM CDT SAT MAY 10 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR NORTHERN
UNION...WESTERN PRENTISS...EASTERN MARSHALL...BENTON...TIPPAH AND
WESTERN ALCORN COUNTIES...

AT 958 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR
RIPLEY...MOVING EAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
FALKNER...WALNUT...DUMAS...THEO...JUMPERTOWN...KOSSUTH...WENASOGA...
WHEELER...RIENZI...HINKLE AND BOONEVILLE.

.IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
NICKEL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 80
MPH.

[HarlequinBoy]

All is fine here! Some pretty strong winds came through, but I haven't seen any damage myself..

[wx247]

6 dead in Newton County MO tonight... 1 dead in Purdy. I can't believe it. We have been through this sooooooo many times.