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Particularly Dangerous Situation (PDS) Tornado Watch 123
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WW0123 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood High Moderate
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
Low Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL3
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 123
   NWS STORM PREDICTION CENTER NORMAN OK
   935 AM EDT THU APR 18 2013
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   
   * TORNADO WATCH FOR PORTIONS OF 
     EASTERN ILLINOIS
     CENTRAL AND EASTERN INDIANA
     SOUTHERN LOWER MICHIGAN
     NORTHWEST OHIO OHIO
     LAKE MICHIGAN
   
   * EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 935 AM UNTIL
     500 PM EDT.
   
   ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
   
   * PRIMARY THREATS INCLUDE...
     SEVERAL INTENSE TORNADOES LIKELY
     SEVERAL SIGNIFICANT DAMAGING WIND GUSTS TO 80 MPH POSSIBLE
     A FEW VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
   MILES EAST AND WEST OF A LINE FROM 65 MILES EAST NORTHEAST OF
   SOUTH BEND INDIANA TO 60 MILES SOUTH SOUTHWEST OF TERRE HAUTE
   INDIANA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).
   
   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 122...
   
   DISCUSSION...DISCRETE SUPERCELL DEVELOPMENT IS POSSIBLE AHEAD OF THE
   INTENSIFYING PRE-FRONTAL SQUALL LINE THAT WILL RAPIDLY MOVE
   NORTHEASTWARD ACROSS THE WATCH AREA THIS MORNING.  GIVEN THE
   STRENGTH OF THE LOW-LEVEL SHEAR...A FEW TORNADOES ARE
   POSSIBLE...BOTH IN SUPERCELLS AND WITHIN MESO VORTICES EMBEDDED
   WITHIN THE LINE.  ACTIVITY MAY BE CAPABLE OF PRODUCING STRONG TO
   LOCALLY EXTREME WIND DAMAGE...REGARDLESS OF WHETHER TORNADIC OR
   STRAIGHT LINE IN NATURE,
   
   AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
   SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
   WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
   500. MEAN STORM MOTION VECTOR 24050.
   
   
   ...KERR
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