

000 

WWUS20 KWNS 242008

SEL9

SPC WW 242008

NEZ000-250300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 349

NWS STORM PREDICTION CENTER NORMAN OK

310 PM CDT SAT MAY 24 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       PARTS OF CENTRAL AND EASTERN NEBRASKA



EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 310 PM UNTIL

1000 PM CDT.



TORNADOES...HAIL TO 2.5 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 EAST AND WEST OF A LINE FROM 35 MILES NORTH OF ONEILL

NEBRASKA TO 35 MILES SOUTHWEST OF BEATRICE NEBRASKA.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU9).



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 346...WW 347...WW 348...



DISCUSSION...WITH INCREASING INSTABILITY NWD AHEAD OF COLD FRONT

ACROSS NEB CONDITIONS ARE NOW FAVORABLE FOR DEVELOPMENT OF SEVERE

THUNDERSTORMS AS STRONG MID LEVEL WIND MAX TRAVERSES AREA.

SUPERCELLS INCLUDING LARGE HAIL AND TORNADOES WILL BE POSSIBLE AS

STORMS INCREASE IN BOTH NUMBER AND INTENSITY THRU REMAINDER OF THE

AFTERNOON.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 23040.





...HALES

