Weather Discussion 41: 7-28-2008
SHORT TERM...SEVERE STORMS TRACKED ACROSS THE VALLEY THROUGH THE EARLY EVENING HOURS ASSOCIATED WITH A SMALL SHORTWAVE SYSTEM. RAINFALL OVER THE PAST FEW DAYS HAS BROUGHT THE AIRPORT TO AN INCH ABOVE NORMAL FOR THE MONTH, BUT STILL 4 INCHES BACK FOR THE YEAR. HIGH PRESSURE AND UPPER RIDGE STILL VERY MUCH IN PLACE AS TEMPS WILL BE APPROACHING THE LOW TO MID 90S WITH HEAT INDICIES NEAR 100 FOR TUESDAY. ANOTHER SHORTWAVE SYSTEM SHOULD MOVE INTO EAST TENNESSEE FOR TOMORROW BUT RAIN CHANCES WILL MAINLY RESIDE ALONG THE SMOKIES. VALLEY SHOULD GET A CHANCE TO DRY OUT FOR TUESDAY. EVENING LOWS MAY NOT GET LOWER THAN 70.
LONG TERM...TEMPS SHOULD START TO DROP UPON THE ARRIVAL OF AN UPPER TROUGH ON THURSDAY. COLD FRONT AND ASSOCIATED WAVES SHOULD BRING IN OUR BEST CHANCE OF RAIN (60%) FOR tHURSDAY INTO FRIDAY. AFTER A DRY JUNE WHERE MANY FRONTAL SYSTEMS WOULD FALL APART BEFORE REACHING EAST TENNESSEE, JULY HAS SET UP TO BE WETTER THAN AVERAGE AS A GOOD SOAKING SYSTEM HAS DROPPED BETWEEN 1-2 INCHES EACH TIME. DROUGHT STATUS IS IN MUCH BETTER SHAPE COMPARED TO LAST YEAR AT THIS TIME. HIGHS SHOULD BACK OFF TO THE MID 80S BY LATE WEEK.
5-DAY FORECAST FOR KNOXVILLE, TN
TUESDAY: MOSTLY CLEAR, HOTTEST DAY IN A WHILE, SLIGHT CHANCE OF AN ISOLATED STORM ALONG THE MOUNTAINS, 20% CHANCE, HIGH 92, LOW 70
WEDNESDAY: TROUGH AND COLD FRONT MOVE CLOSER, SCATTERED STORMS FOR THE AFTERNOON, 50% CHANCE OF STORMS, HIGH 87, LOW 71
THURSDAY: STORMS MOST LIKELY ALL DAY, 70% CHANCE, HIGH 85, LOW 69
FRIDAY: RIDGE MOVES BACK IN, PARTLY CLOUDY, HOT, HIGH 90, LOW 67
SATURDAY: HOT WEATHER STICKS AROUND, HIGH 91, LOW 69
Posted at 11:25PM Jul 28, 2008 by arbowlin in General | Comments[0]