000 FXUS64 KTSA 070524 AFDTSA AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 1124 PM CST MON FEB 6 2012 .AVIATION... CONCERNING TAF SITES KTUL/KRVS/KBVO/KMLC/KXNA/KFYV/KFSM. FOR THE 6Z TAFS... VFR CONDITIONS WILL CONTINUE AT ALL TAF SITES THROUGH MUCH OF WEDNESDAY. HAVE ADDED PROB30 FOR LIGHT RAIN AT KBVO DURING THE AFTERNOON AND EVENING. SOME SITES MAY EXPERIENCE MVFR CEILINGS BY LATE WEDNESDAY. && .PREV DISCUSSION... /ISSUED 834 PM CST MON FEB 6 2012/ DISCUSSION... NO MAJOR CHANGES NEEDED THIS EVENING. A LARGE UPPER LEVEL CYCLONE OVER THE CENTRAL ROCKIES IS ON THE MOVE TOWARD THE PLAINS THIS EVENING...AND ITS EFFECTS ON THE WEATHER FOR OUR AREA BEGIN TONIGHT AS EVIDENCED BY THE MID AND HIGH CLOUD INCREASING ON SAT IMAGERY. THE USUAL COLD SPOTS WILL HAVE BEEN CLEAR FOR LONG ENOUGH TO ALLOW THEM TO DIP DOWN INTO THE 20S. I HAVE MADE SOME UPWARD ADJUSTMENT FOR SOUTHEAST OKLAHOMA HOWEVER...WHERE A DECK OF MID CLOUDS IS QUICKLY SPREADING ACROSS THAT REGION. RAIN CHANCES WILL HOLD OFF TILL TOMORROW AFTERNOON WHEN THE BEST FORCING WILL ARRIVE WITH THIS SYSTEM. UPDATED PRODUCTS TO BE SENT SHORTLY. LACY PREV DISCUSSION... /ISSUED 515 PM CST MON FEB 6 2012/ AVIATION... CONCERNING TAF SITES KTUL/KRVS/KBVO/KMLC/KXNA/KFYV/KFSM. FOR THE 0Z TAFS... VFR CONDITIONS WITH LIGHT WINDS WILL PREVAIL AT ALL TAF SITES OVER THE NEXT 24 HOURS. MID CLOUDS ARE EXPECTED TO OVERSPREAD THE AREA OVERNIGHT AND REMAIN THROUGHOUT THE DAY TUESDAY. PREV DISCUSSION... /ISSUED 311 PM CST MON FEB 6 2012/ DISCUSSION... HIGH PRESSURE IS REIGNING SUPREME ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THIS AFTERNOON BRINGING SUNNY SKIES AND ABOVE NORMAL TEMPERATURES TO THE REGION. A MID-LEVEL LOW CURRENTLY OVER UTAH WILL BEGIN TO INFLUENCE OUR WEATHER ON TUESDAY AS IT WEAKENS AND MOVES ACROSS THE PLAINS ON THE HEELS OF A COLD FRONT THAT WILL MOVE THROUGH THE AREA TUESDAY MORNING INTO THE AFTERNOON. THERE WILL BE ENOUGH MOISTURE AVAILABLE FOR THE POSSIBILITY OF LIGHT RAIN TUESDAY INTO TUESDAY EVENING ACROSS NORTHERN PORTIONS OF THE FORECAST AREA. THERE IS THE POTENTIAL THAT THE LIGHT RAIN COULD MIX WITH OR BRIEFLY CHANGE TO LIGHT SNOW ACROSS EXTREME NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS TUESDAY NIGHT. PATCHY FREEZING DRIZZLE WILL ALSO BE POSSIBLE ACROSS THE SAME AREA LATE TUESDAY NIGHT BEFORE THE PRECIPITATION ENDS. ANOTHER COLD FRONT IS SLATED TO MOVE THROUGH THE AREA DRY ON FRIDAY AS MOISTURE REMAINS LIMITED. THE NEXT CHANCE OF PRECIPITATION WILL COME NEXT MONDAY AS ANOTHER MID-LEVEL SHORTWAVE MOVES OUT OF THE ROCKIES AND ACROSS THE PLAINS. AS OF RIGHT NOW...IT LOOKS LIKE THE PRECIPITATION WILL FALL MAINLY AS RAIN. && .TSA WATCHES/WARNINGS/ADVISORIES... OK...NONE. AR...NONE. && $$ AVIATION...06