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375 

WWUS20 KWNS 280720

SEL3

SPC WW 280720

ARZ000-MOZ000-281400-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 383

NWS STORM PREDICTION CENTER NORMAN OK

215 AM CDT FRI JUN 28 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  NORTH CENTRAL AND NORTHEASTERN ARKANSAS

  SOUTHEASTERN MISSOURI



* EFFECTIVE THIS FRIDAY MORNING FROM 215 AM UNTIL 900 AM CDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL DAMAGING WIND GUSTS WITH A FEW SIGNIFICANT GUSTS TO 75

    MPH POSSIBLE

  A FEW LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75

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

OF HARRISON ARKANSAS TO 30 MILES EAST NORTHEAST OF POPLAR BLUFF

MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).



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 382...



DISCUSSION...S CNTRL MO CONVECTIVE COMPLEX EXPECTED TO CONTINUE

MAINLY ESE THROUGH MUCH OF THE REMAINDER OF SRN MO AND INTO PARTS OF

NRN AR THROUGH SUNRISE. EMBEDDED BOWING SEGMENT NOW E OF SGF MAY

TURN A BIT MORE SWD LATER THIS MORNING AS STORMS ENCOUNTER NNW-SSE

BAND OF WAA STORMS FARTHER E. ANOTHER BOW ALSO MAY ARISE FROM THE

NRN END OF THE WAA ACTIVITY. AREA VWP DATA SHOW 35-40 KT WNW TO NWLY

700 MB FLOW EXTENDING FROM S CNTRL MO INTO WRN KY...WITH SOMEWHAT

WEAKER SPEEDS FARTHER S. THE STRONGER FLOW SHOULD SHIFT SLOWLY SWD

WITH TIME. COUPLED LARGE RESERVOIR OF RICH LOW-LVL MOISTURE/STEEP

MID-LVL LAPSE RATES PRESENT ACROSS WW REGION...OVERALL SETUP APPEARS

FAVORABLE FOR MAINTENANCE OF FORWARD-PROPAGATING SEGMENTS/BOWS WITH

A RISK FOR DMGG WIND.



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

TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS.

A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION

VECTOR 30045.





...CORFIDI

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