

808 

WWUS20 KWNS 261100

SEL8

SPC WW 261100

KSZ000-261800-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 188

NWS STORM PREDICTION CENTER NORMAN OK

600 AM CDT SUN APR 26 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHWEST AND CENTRAL KANSAS



EFFECTIVE THIS SUNDAY MORNING AND AFTERNOON FROM 600 AM UNTIL 100

PM CDT.



TORNADOES...HAIL TO 2 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 50 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 10 MILES SOUTHWEST OF DODGE

CITY KANSAS TO 15 MILES SOUTH OF MANHATTAN KANSAS.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU8).



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.



DISCUSSION...TSTMS EXPECTED TO INCREASE ALONG SW-NE WARM FRONT

REDEVELOPING NWD INTO CNTRL KS THIS MORNING...WHERE STRONG/MOIST SLY

LLJ WILL PERSIST BENEATH INCREASING LARGE SCALE FORCING FOR ASCENT.

WHILE LOW LVL UPLIFT ALONG BOUNDARY LIKELY WILL BE NECESSARY TO

INITIATE CONVECTION...WIND PROFILES AND BOUNDARY ORIENTATION SUGGEST

THAT STORMS WILL BE ABLE TO MOVE OFF THE FRONT AND INTERACT WITH

STRONG LOW LVL VEERING WIND PROFILES.  THIS COULD SUPPORT A THREAT

FOR TORNADOES IN ADDITION TO VERY LARGE HAIL/HIGH WIND.



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 24035.





...CORFIDI

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