824 WWUS84 KOUN 041150 SPSOKC OKZ004>048-050>052-TXZ083>090-041430- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORMAN OK 700 AM CDT FRI MAY 4 2001 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE TODAY AND TONIGHT ACROSS SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS... SOUTHWEST OF A LINE FROM HOLLIS OKLAHOMA TO SEYMOUR TEXAS. LARGE HAIL WILL BE THE PRIMARY THREAT. HEAVY RAINFALL IS ALSO POSSIBLE THROUGH TONIGHT ACROSS WESTERN NORTH TEXAS AND THE WESTERN QUARTER OF OKLAHOMA. AN UPPER LEVEL LOW PRESSURE AREA OVER SOUTHERN UTAH WILL MOVE SLOWLY EAST TODAY AND TONIGHT. DISTURBANCES ALOFT ASSOCIATED WITH THIS FEATURE WILL MOVE OVER TEXAS AND OKLAHOMA THROUGH TONIGHT TRIGGERING PERIODS OF SHOWERS AND THUNDERSTORMS. MEANWHILE... TWO FEATURES AT THE SURFACE WILL ACT TO FOCUS THUNDERSTORM DEVELOPMENT TODAY. THE FIRST IS A STATIONARY FRONT WHICH STRETCHES FROM KANSAS CITY TO AROUND BUFFALO OKLAHOMA TO WEST OF LUBBOCK TEXAS. ANOTHER FOCUS WILL BE ALONG AN OUTFLOW BOUNDARY FROM THIS MORNINGS THUNDERSTORMS OVER WESTERN OKLAHOMA. THIS BOUNDARY STRETCHES FROM ALVA TO ALTUS TO CROWELL TEXAS AND MAY MOVE A BIT FURTHER EAST THIS MORNING BEFORE STALLING. CLOUDY SKIES ARE EXPECTED TO PERSIST FOR MUCH OF TODAY ACROSS OKLAHOMA AND WESTERN NORTH TEXAS... ALONG WITH PERIODS OF THUNDERSTORMS. THIS WILL ACT TO LIMIT THE AMOUNT OF HEATING AND SUBSEQUENT DESTABILIZATION... KEEPING THUNDERSTORMS IN MOST AREAS BELOW SEVERE LIMITS. HOWEVER... MORE SUN IS EXPECTED OVER WEST TEXAS TODAY... AND ANY STORMS WHICH FORM THERE HAVE THE POTENTIAL TO MOVE INTO SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS BY EVENING. THE MAIN THREAT WITH THESE STORMS WILL BE LARGE HAIL. SINCE MOISTURE IS ABUNDANT OVER THE AREA...STORMS ALSO HAVE THE POTENTIAL TO PRODUCE FLASH FLOODING IN THE SLIGHT RISK AREA. && EMERGENCY MANAGERS AND SPOTTER GROUPS IN SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS SHOULD BE PREPARED FOR POSSIBLE SEVERE WEATHER OPERATIONS LATER TODAY AND TONIGHT. 33/DLF  824 WWUS84 KOUN 041150 SPSOKC OKZ004>048-050>052-TXZ083>090-041430- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORMAN OK 700 AM CDT FRI MAY 4 2001 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE TODAY AND TONIGHT ACROSS SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS... SOUTHWEST OF A LINE FROM HOLLIS OKLAHOMA TO SEYMOUR TEXAS. LARGE HAIL WILL BE THE PRIMARY THREAT. HEAVY RAINFALL IS ALSO POSSIBLE THROUGH TONIGHT ACROSS WESTERN NORTH TEXAS AND THE WESTERN QUARTER OF OKLAHOMA. AN UPPER LEVEL LOW PRESSURE AREA OVER SOUTHERN UTAH WILL MOVE SLOWLY EAST TODAY AND TONIGHT. DISTURBANCES ALOFT ASSOCIATED WITH THIS FEATURE WILL MOVE OVER TEXAS AND OKLAHOMA THROUGH TONIGHT TRIGGERING PERIODS OF SHOWERS AND THUNDERSTORMS. MEANWHILE... TWO FEATURES AT THE SURFACE WILL ACT TO FOCUS THUNDERSTORM DEVELOPMENT TODAY. THE FIRST IS A STATIONARY FRONT WHICH STRETCHES FROM KANSAS CITY TO AROUND BUFFALO OKLAHOMA TO WEST OF LUBBOCK TEXAS. ANOTHER FOCUS WILL BE ALONG AN OUTFLOW BOUNDARY FROM THIS MORNINGS THUNDERSTORMS OVER WESTERN OKLAHOMA. THIS BOUNDARY STRETCHES FROM ALVA TO ALTUS TO CROWELL TEXAS AND MAY MOVE A BIT FURTHER EAST THIS MORNING BEFORE STALLING. CLOUDY SKIES ARE EXPECTED TO PERSIST FOR MUCH OF TODAY ACROSS OKLAHOMA AND WESTERN NORTH TEXAS... ALONG WITH PERIODS OF THUNDERSTORMS. THIS WILL ACT TO LIMIT THE AMOUNT OF HEATING AND SUBSEQUENT DESTABILIZATION... KEEPING THUNDERSTORMS IN MOST AREAS BELOW SEVERE LIMITS. HOWEVER... MORE SUN IS EXPECTED OVER WEST TEXAS TODAY... AND ANY STORMS WHICH FORM THERE HAVE THE POTENTIAL TO MOVE INTO SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS BY EVENING. THE MAIN THREAT WITH THESE STORMS WILL BE LARGE HAIL. SINCE MOISTURE IS ABUNDANT OVER THE AREA...STORMS ALSO HAVE THE POTENTIAL TO PRODUCE FLASH FLOODING IN THE SLIGHT RISK AREA. && EMERGENCY MANAGERS AND SPOTTER GROUPS IN SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS SHOULD BE PREPARED FOR POSSIBLE SEVERE WEATHER OPERATIONS LATER TODAY AND TONIGHT. 33/DLF