PDS Tornado Watch… #ALwx #LAwx #MSwx

ww0695_overview_big_wou

URGENT – IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 695
NWS STORM PREDICTION CENTER NORMAN OK
1255 PM CST TUE DEC 25 2012

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

SOUTHWESTERN AND WEST-CENTRAL ALABAMA
EASTERN AND SOUTHEASTERN LOUISIANA
CENTRAL AND SOUTHERN MISSISSIPPI
COASTAL WATERS

EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 1255 PM UNTIL
800 PM CST.

..THIS IS A PARTICULARLY DANGEROUS SITUATION

DESTRUCTIVE TORNADOES…LARGE HAIL TO 1.5 INCHES IN DIAMETER…
THUNDERSTORM WIND GUSTS TO 75 MPH…AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 125 STATUTE
MILES EAST AND WEST OF A LINE FROM 25 MILES SOUTHWEST OF
BOOTHVILLE LOUISIANA TO 40 MILES NORTHEAST OF JACKSON
MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).

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…THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 692. WATCH NUMBER 692 WILL NOT BE IN EFFECT AFTER
1255 PM CST. CONTINUE…WW 693…WW 694…

DISCUSSION…WARM SECTOR SPREADING INLAND ACROSS WW AREA WILL BECOME
INCREASINGLY JUXTAPOSED WITH STRENGTHENING DEEP SHEAR AND ENLARGED
LOW-LEVEL HODOGRAPHS. MCS MOVING EWD INTO THIS REGIME WILL
ENCOUNTER MLCAPE 500-1500 J/KG…WITH EFFECTIVE SRH MAXIMIZED NEAR
WARM FRONT AT 400-600 J/KG. ANY RELATIVELY SUSTAINED/DISCRETE
SUPERCELLS WILL OFFER RISK OF LONG-TRACKED/DAMAGING TORNADOES.
DAMAGING GUSTS AND OCNL TORNADOES ARE ALSO LIKELY FROM QLCS/LEW/BOW
STRUCTURES.

Posted on December 25, 2012, in Alabama, Louisiana, Mississippi, Tornado Watch and tagged , , , . Bookmark the permalink. Leave a comment.

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