Monday, June 10, 2013

WATCHES: Tornado Watch Number 294

WWUS20 KWNS 101859
SEL4
SPC WW 101859
TNZ000-110200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 294
NWS STORM PREDICTION CENTER NORMAN OK
155 PM CDT MON JUN 10 2013

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF
MIDDLE TENNESSEE

* EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 155 PM UNTIL
900 PM CDT.

* PRIMARY THREATS INCLUDE...
SEVERAL TORNADOES POSSIBLE
SEVERAL DAMAGING WIND GUSTS TO 70 MPH LIKELY
SEVERAL LARGE HAIL EVENTS WITH A FEW VERY LARGE HAIL EVENTS TO 2
INCHES IN DIAMETER POSSIBLE

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
MILES EAST AND WEST OF A LINE FROM 50 MILES NORTHEAST OF
NASHVILLE TENNESSEE TO 80 MILES SOUTH SOUTHWEST OF NASHVILLE
TENNESSEE. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 292...WW 293...

DISCUSSION...TSTMS NOW FORMING IN NRN MIDDLE TN...ALONG LOW-LVL WIND
SHIFT ATTENDANT TO LWR OH/TN VLY UPR TROUGH...EXPECTED TO STRENGTHEN
WITH CONTINUED SFC HEATING. DEEP WIND PROFILES AND THERMODYNAMIC
ENVIRONMENT WILL REMAIN FAVORABLE FOR DISCRETE SUPERCELLS WITH LARGE
HAIL AND DMGG WIND. SIZABLE LOW-LVL DIRECTIONAL SHEAR AND EXPECTED
DISCRETE STORM MODE ALSO SUGGEST A RISK FOR LOW-LVL MESOS/TORNADOES
WITH ANY STRONGER/MORE SUSTAINED STORMS.

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 32025.


...CORFIDI

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