Update to the weather here in North Tulsa AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 330 PM CDT TUE SEP 9 2014 .DISCUSSION... SOME BIG...AND POSITIVE...CHANGES ARE ON THE WAY BY THE END OF THIS WEEK WEATHER WISE. A SHORTWAVE TROUGH OVER THE WESTERN CONUS WILL SWEEP ACROSS THE PLAINS OVER THE NEXT 24 TO 36 HOURS...FORCING THE FIRST IN A PAIR OF COLD FRONTS DOWN INTO OUR REGION ON WEDNESDAY. SHOWER AND STORM CHANCES WILL INCREASE WITH THE FRONT...HOWEVER SEVERE WEATHER RISK APPEARS TO BE LIMITED DUE TO WEAK SHEAR/FORCING. HIGH TEMPERATURES WILL BE SIGNIFICANTLY COOLER FRIDAY COMPARED TO TODAY AND TOMORROW...SOME 20 DEGREES OR MORE. THIS FIRST FRONT WILL EVENTUALLY STALL OVER NORTHERN TX...AND RAIN/STORM CHANCES WILL SPREAD NORTH AGAIN IN THE WARM ADVECTION REGIME THURSDAY NIGHT INTO FRIDAY. FOCUS THEN SHIFTS TO OUR NORTH AND WEST FOR THE END OF THE WEEK. ANOTHER SIGNIFICANT PIECE OF ENERGY WILL DIVE SOUTHEAST ACROSS THE CENTRAL CONUS DURING THIS TIME...IN THE BROAD CYCLONIC FLOW REGIME OVER THE NORTHERN HALF OF THE COUNTRY. A 1030+MB SURFACE ANTICYCLONE WILL DROP SOUTH OUT OF WESTERN CANADA WITH THE UPPER TROUGH...WITH THE LATEST ECMWF SHOWING THE 850MB 0C ISOTHERM MAKING IT ALL THE WAY SOUTH TO NORTHWEST KS FRIDAY WITH THE NEXT COLD FRONT. THE UPPER TROUGH IS FORECAST TO SLIDE EAST AND THEN EAST NORTHEAST TOWARD THE GREAT LAKES IN THE CYCLONIC FLOW...THE NET RESULT BEING OUR AREA WILL NOT GET THE FULL BRUNT OF THE AIRMASS. NEVERTHELESS...WITH A COOLER AND DRIER AIRMASS WORKING ITS WAY IN BEHIND THE SECOND FRONT...THE WEEKEND IS SHAPING UP TO BE ONE WE HAVEN`T HAD IN QUITE SOME TIME. LOTS OF SUN AND HIGHS ONLY IN THE 70S AND LOWS IN THE 40S AND 50S...YEP I SAID 40S...FALL IS HERE. HALLELUJAH. LACY
Posted on: Tue, 09 Sep 2014 21:16:55 +0000
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