

987 

WWUS20 KWNS 080126

SEL0

SPC WW 080126

KSZ000-MOZ000-OKZ000-080700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 30

NWS STORM PREDICTION CENTER NORMAN OK

825 PM CDT TUE APR 7 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHEAST KANSAS

  WESTERN MISSOURI

  NORTH-CENTRAL AND NORTHEAST OKLAHOMA



* EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 825 PM

  UNTIL 200 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS

    TO 3 INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55

STATUTE MILES EAST AND WEST OF A LINE FROM 5 MILES SOUTH OF

BARTLESVILLE OKLAHOMA TO 25 MILES NORTHEAST OF KNOB NOSTER

MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).



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 29...



DISCUSSION...RAPID THUNDERSTORM DEVELOPMENT IS UNDERWAY WITH

SUPERCELLS EXPECTED TO EVOLVE QUICKLY GIVEN THE FAVORABLE OVERLAP OF

STRONG INSTABILITY AND MODERATE VERTICAL SHEAR.  VERY LARGE HAIL TO

BASEBALL SIZE OR LARGER IS ANTICIPATED ALONG WITH LOCALLY DAMAGING

WIND GUSTS.  A BRIEF TORNADO OR TWO IS POSSIBLE...NAMELY WITHIN THE

FIRST HOUR OR TWO AFTER STORM INITIATION.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 600. MEAN STORM

MOTION VECTOR 27025.





...MEAD



154 

WWUS20 KWNS 080126

SEL0

SPC WW 080126

KSZ000-MOZ000-OKZ000-080700-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 30

NWS STORM PREDICTION CENTER NORMAN OK

825 PM CDT TUE APR 7 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  SOUTHEAST KANSAS

  WESTERN MISSOURI

  NORTH-CENTRAL AND NORTHEAST OKLAHOMA



* EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 825 PM

  UNTIL 200 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS

    TO 3 INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55

STATUTE MILES EAST AND WEST OF A LINE FROM 5 MILES SOUTH OF

BARTLESVILLE OKLAHOMA TO 25 MILES NORTHEAST OF KNOB NOSTER

MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).



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 29...



DISCUSSION...RAPID THUNDERSTORM DEVELOPMENT IS UNDERWAY WITH

SUPERCELLS EXPECTED TO EVOLVE QUICKLY GIVEN THE FAVORABLE OVERLAP OF

STRONG INSTABILITY AND MODERATE VERTICAL SHEAR.  VERY LARGE HAIL TO

BASEBALL SIZE OR LARGER IS ANTICIPATED ALONG WITH LOCALLY DAMAGING

WIND GUSTS.  A BRIEF TORNADO OR TWO IS POSSIBLE...NAMELY WITHIN THE

FIRST HOUR OR TWO AFTER STORM INITIATION.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 600. MEAN STORM

MOTION VECTOR 27025.





...MEAD

