URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 440 NWS STORM PREDICTION CENTER NORMAN OK 1245 AM CDT WED JUL 24 2013 THE NWS STORM PREDICTION CENTER HAS ISSUED A * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHWEST ARKANSAS EASTERN OKLAHOMA * EFFECTIVE THIS WEDNESDAY MORNING FROM 1245 AM UNTIL 600 AM CDT. * PRIMARY THREATS INCLUDE... SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE SEVERAL LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES WEST NORTHWEST OF MUSKOGEE OKLAHOMA TO 25 MILES EAST OF DURANT OKLAHOMA. 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 438... DISCUSSION...A BOW ECHO JUST S OF TULSA IS EXPECTED TO CONTINUE SWD ALONG A N-S ORIENTED OUTFLOW BOUNDARY PRESENT ACROSS FAR ERN OK WITH A CONTINUED RISK FOR DAMAGING WINDS. OTHER STORMS DEVELOPING ATOP THE TRAILING COLD POOL ACROSS N-CNTRL OK WILL BE CAPABLE OF LARGE HAIL WITH THE POTENTIAL FOR A SECONDARY...SWD-PROPAGATING CLUSTER ARISING OUT OF THIS ACTIVITY. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 33045. ...MEAD
Posted on: Wed, 24 Jul 2013 06:11:38 +0000
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