

235 

WWUS20 KWNS 030651

SEL1

SPC WW 030651

ARZ000-KSZ000-MOZ000-OKZ000-031100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 21

NWS STORM PREDICTION CENTER NORMAN OK

150 AM CDT FRI APR 3 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHWESTERN ARKANSAS

  EXTREME SOUTHEASTERN KANSAS

  SOUTHERN MISSOURI

  EXTREME NORTHEASTERN OKLAHOMA



* EFFECTIVE THIS FRIDAY MORNING FROM 150 AM UNTIL 600 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS

    TO 80 MPH POSSIBLE

  ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER

    POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES EITHER SIDE OF A LINE FROM 40 MILES WEST NORTHWEST

OF JOPLIN MISSOURI TO 30 MILES NORTHEAST OF WEST PLAINS MISSOURI.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU1).



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 17...WW 18...WW 19...WW

20...



DISCUSSION...SVR MCS WITH HISTORY OF SEVERAL SIGNIFICANT-SVR GUSTS

AND SPORADIC LARGE/DAMAGING HAIL REMAINS WELL-ORGANIZED AND WILL

CROSS WW AREA...EVENTUALLY MOVING INTO MORE STABLE AIR BUT

CONTINUING HAIL/WIND THREAT IN MEANTIME.  REF SPC MESOSCALE

DISCUSSION 195 FOR ADDITIONAL/NEAR-TERM METEOROLOGICAL DETAILS.



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

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 29050.





...EDWARDS



033 

WWUS20 KWNS 030651

SEL1

SPC WW 030651

ARZ000-KSZ000-MOZ000-OKZ000-031100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 21

NWS STORM PREDICTION CENTER NORMAN OK

150 AM CDT FRI APR 3 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTHWESTERN ARKANSAS

  EXTREME SOUTHEASTERN KANSAS

  SOUTHERN MISSOURI

  EXTREME NORTHEASTERN OKLAHOMA



* EFFECTIVE THIS FRIDAY MORNING FROM 150 AM UNTIL 600 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS

    TO 80 MPH POSSIBLE

  ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER

    POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES EITHER SIDE OF A LINE FROM 40 MILES WEST NORTHWEST

OF JOPLIN MISSOURI TO 30 MILES NORTHEAST OF WEST PLAINS MISSOURI.

 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU1).



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 17...WW 18...WW 19...WW

20...



DISCUSSION...SVR MCS WITH HISTORY OF SEVERAL SIGNIFICANT-SVR GUSTS

AND SPORADIC LARGE/DAMAGING HAIL REMAINS WELL-ORGANIZED AND WILL

CROSS WW AREA...EVENTUALLY MOVING INTO MORE STABLE AIR BUT

CONTINUING HAIL/WIND THREAT IN MEANTIME.  REF SPC MESOSCALE

DISCUSSION 195 FOR ADDITIONAL/NEAR-TERM METEOROLOGICAL DETAILS.



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

TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 29050.





...EDWARDS

