477 FXUS64 KSHV 211930 AFDSHV AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SHREVEPORT LA 230 PM CDT MON APR 21 2014 .DISCUSSION... TEMPERATURES THIS AFTERNOON APPROACHING 80 DEGREES ACROSS NORTH LOUISIANA WITH SLIGHTLY COOLER TEMPERATURES ELSEWHERE. CURRENT SURFACE ANALYSIS INDICATES A TROUGH OF SURFACE LOW PRESSURE EXTENDING FROM SOUTHEAST OKLAHOMA TO NORTH CENTRAL TEXAS...MOVING EAST. CONVECTION AHEAD OF THIS TROUGH AXIS CONTINUES TO MARCH EAST ACROSS SOUTHWEST ARKANSAS WITH ADDITIONAL THUNDERSTORM DEVELOPMENT BEGINNING TO INCREASE ACROSS SOUTHERN OKLAHOMA NORTH OF THE RED RIVER. SLIGHT RISK OF SEVERE WEATHER EXISTS THIS EVENING FROM MCCURTAIN COUNTY OKLAHOMA TO TEXARKANA AND SHREVEPORT AND ALL POINTS WESTWARD AHEAD OF AN UPPER-TROUGH APPROACHING FROM THE WEST. MAIN FOCUS FOR CONVECTION WILL BE ALONG A BOUNDARY VISIBLE ON SATELLITE IMAGERY ALONG THE RED RIVER BETWEEN TEXAS AND OKLAHOMA. AS FRONT ACROSS CENTRAL TEXAS INTERSECTS THIS BOUNDARY ALONG THE RED RIVER...SCT THUNDERSTORMS TO DEVELOP ACROSS NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA. HAIL AND DAMAGING WIND MAY BE POSSIBLE WITH SOME STORMS. CONVECTION TO DIMINISH QUICKLY AFTER SUNSET. FRONT TO MOVE ACROSS THE REGION ON TUESDAY WITH DRIER AIR IN ITS WAKE. TEMPERATURES THROUGH MUCH OF THE FORECAST PERIOD TO RANGE FROM HIGHS IN THE 80S AND LOWS IN THE 60S. SOUTHERLY FLOW TO RETURN TO THE REGION ON WEDNESDAY AFTERNOON WITH ANOTHER CHANCE OF SHOWERS AND THUNDERSTORMS POSSIBLE ON THURSDAY AFTERNOON INTO FRIDAY MORNING AS A FRONTAL BOUNDARY DRIFTS SOUTH ACROSS THE REGION. FRONT TO STALL ACROSS THE REGION THROUGH THE WEEKEND ALLOWING FOR WET CONDITIONS THROUGH EARLY NEXT WEEK. /05/ && .PRELIMINARY POINT TEMPS/POPS... SHV 62 81 58 82 61 / 60 10 0 0 10 MLU 61 79 55 79 59 / 70 10 0 0 10 DEQ 57 79 50 79 60 / 50 10 0 0 20 TXK 61 79 54 80 60 / 60 10 0 0 10 ELD 59 78 51 78 58 / 70 10 0 0 10 TYR 61 80 59 81 61 / 50 10 0 0 10 GGG 61 81 57 82 62 / 60 10 0 0 10 LFK 63 82 61 84 63 / 30 10 0 0 10 && .SHV WATCHES/WARNINGS/ADVISORIES... AR...NONE. LA...NONE. OK...NONE. TX...NONE. && $$ 05/05