

257 

WWUS20 KWNS 012338

SEL2

SPC WW 012338

KSZ000-MOZ000-020700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 512

NWS STORM PREDICTION CENTER NORMAN OK

640 PM CDT WED OCT 1 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHEASTERN KANSAS

  NORTHWESTERN MISSOURI



* EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 640 PM

  UNTIL 200 AM CDT.



* PRIMARY THREATS INCLUDE...

  ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER

    POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES SOUTH

SOUTHWEST OF CONCORDIA KANSAS TO 20 MILES EAST NORTHEAST OF

LEAVENWORTH KANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 511...



DISCUSSION...INCREASING CONVECTIVE COVERAGE WILL RESULT IN

COMMENSURATE BOOST IN SVR POTENTIAL NEAR AND N OF SFC WARM

FRONT...IN FAVORABLE PARAMETER SPACE OF BUOYANCY AND SHEAR.  REF SPC

MESOSCALE DISCUSSION 1785 FOR MORE DETAILED METEOROLOGICAL

REASONING.



AVIATION...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 26030.





...EDWARDS



611 

WWUS20 KWNS 012338

SEL2

SPC WW 012338

KSZ000-MOZ000-020700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 512

NWS STORM PREDICTION CENTER NORMAN OK

640 PM CDT WED OCT 1 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHEASTERN KANSAS

  NORTHWESTERN MISSOURI



* EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 640 PM

  UNTIL 200 AM CDT.



* PRIMARY THREATS INCLUDE...

  ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER

    POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES SOUTH

SOUTHWEST OF CONCORDIA KANSAS TO 20 MILES EAST NORTHEAST OF

LEAVENWORTH KANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE

THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 511...



DISCUSSION...INCREASING CONVECTIVE COVERAGE WILL RESULT IN

COMMENSURATE BOOST IN SVR POTENTIAL NEAR AND N OF SFC WARM

FRONT...IN FAVORABLE PARAMETER SPACE OF BUOYANCY AND SHEAR.  REF SPC

MESOSCALE DISCUSSION 1785 FOR MORE DETAILED METEOROLOGICAL

REASONING.



AVIATION...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 26030.





...EDWARDS

