Holliday, TX Special Weather Statement

HAZARDOUS WEATHER OUTLOOK

Issued:

945 PM CDT SAT OCT 11 2008

Expires:

700 AM CDT SUN OCT 12 2008

THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN... CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS. .DAY ONE...THROUGH TONIGHT... THUNDERSTORM OUTLOOK... SEVERE THUNDERSTORMS ARE NOT EXPECTED THROUGH TONIGHT. DISCUSSION... WIDESPREAD SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE ACROSS THE TEXAS AND OKLAHOMA PANHANDLES TONIGHT. SOME OF THE PRECIPITATION MAY MOVE INTO FAR WESTERN OKLAHOMA MAINLY DURING THE OVERNIGHT HOURS. ALTHOUGH INSTABILITY IS RATHER WEAK TONIGHT...LOW LEVEL WINDS ARE VERY STRONG. THEREFORE SOME THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS ABOVE 45 MPH. PROBABILITY TABLE... VALID THROUGH 700 AM CDT SUNDAY OCT 12. PROBABILITY OF THUNDERSTORMS OCCURRING IN THE NWS NORMAN COUNTY WARNING AREA...20 PERCENT. PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...LESS THAN 5 PERCENT. OTHER HAZARDOUS WEATHER... NONE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY... THUNDERSTORM OUTLOOK... A SLOW MOVING UPPER-AIR STORM SYSTEM AND SURFACE COLD FRONT ARE EXPECTED TO ENTER NORTHWEST OKLAHOMA BY MONDAY... RESULTING IN AN INCREASING CHANCE OF THUNDERSTORMS MAINLY ACROSS NORTHERN AND WESTERN OKLAHOMA. THE SHOWERS AND THUNDERSTORMS WILL SPREAD SLOWLY EAST AND SOUTH ACROSS THE REST OF THE REGION MONDAY AND TUESDAY. ISOLATED SEVERE STORMS WILL BE POSSIBLE SUNDAY AND MONDAY... WITH THE GREATEST CHANCES BEING OVER FAR WESTERN OKLAHOMA. OTHER HAZARDOUS WEATHER... INTERACTION BETWEEN THE SLOW MOVING COLD FRONT AND TROPICAL MOISTURE REMNANTS OF THE EASTERN PACIFIC HURRICANE NORBERT... MAY LEAD TO HEAVY RAINFALL TOTALS EARLY NEXT WEEK. THE PRIMARY AREA OF CONCERN AT THIS TIME IS IN THE WESTERN THIRD OF OKLAHOMA. THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 7 AM SUNDAY