SWOMCD
SPC MCD 262357
KYZ000-OHZ000-VAZ000-TNZ000-NCZ000-270130-
MESOSCALE DISCUSSION 0603
NWS STORM PREDICTION CENTER NORMAN OK
0657 PM CDT THU APR 26 2007
AREAS AFFECTED...ERN KY...ERN TN
CONCERNING...TORNADO WATCH 194...
VALID 262357Z - 270130Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 194 CONTINUES.
A SEVERE THREAT WITH THE POTENTIAL FOR A FEW TORNADOES...LARGE HAIL
AND ISOLATED WIND DAMAGE WILL BE POSSIBLE ACROSS WW 194 FOR SEVERAL
MORE HOURS. THE TORNADO THREAT MAY AFFECT AREAS EAST OF WW 194 AND
WATCH EXTENSIONS ARE BEING CONSIDERED ATTM.
LATEST SFC ANALYSIS SHOWS A LOW OVER FAR NW IND WITH A COLD FRONT
EXTENDING SWD ACROSS WRN IN...WRN KY INTO WCNTRL TN. AHEAD OF THE
FRONT...A MOIST AXIS EXISTS WITH LOWER 60 F SFC DEWPOINTS FROM ERN
TN EXTENDING NWD TO THE CINCINNATI OH AREA. A BROKEN LINE OF STRONG
TO SEVERE THUNDERSTORMS EXISTS ALONG THE MOIST AXIS WITH A COUPLE
SUPERCELLS AHEAD OF THE LINE IN ERN TN. THE SUPERCELL AND ISOLATED
TORNADO THREAT MAY CONTINUE FOR SEVERAL MORE HOURS THIS EVENING DUE
TO STRONG VERTICAL SHEAR AND FAVORABLE LOW-LEVEL SHEAR SHOWN ON
REGIONAL WSR-88D VWPS. THE MORRISTOWN TN VWP IS PARTICULARLY
IMPRESSIVE WITH STRONG DIRECTIONAL AND SPEED SHEAR BELOW 1 KM.
ALTHOUGH MID-LEVEL LAPSE RATES ARE NOT THAT STEEP...500 MB TEMPS ARE
COLD AND LOW-LEVEL LAPSE RATES ARE SHOWN TO BE 7.5 C/KM ON RUC
ANALYSIS ALONG THE MOIST AXIS. THIS SHOULD RESULT IN A CONTINUED
THREAT FOR LARGE HAIL AND ISOLATED WIND DAMAGE.
.BROYLES.. 04/26/2007
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...RLX...GSP...MRX...JKL...ILN...LMK...OHX...
35288394 35318488 35938502 36548478 38128425 38738375
38778312 38438269 37258295 36208334
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@PO.UIUC.EDU with
"unsub wx-storm" in the body of your message. For more information write chris@lib.siu.edu.
No comments:
Post a Comment