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Area Forecast Discussion

066
FXUS64 KMRX 281906
AFDMRX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
306 PM EDT MON JUL 28 2014

.SHORT TERM (TONIGHT AND TUESDAY)...UPPER TROUGH CONTINUES TO DIG
OVER THE EASTERN U.S. WITH SURFACE HIGH PRESSURE BUILDING IN.  A
WEAK IMPULSE TRACKING THROUGH THE UPPER FLOW WILL ROTATE ACROSS
NORTHERN AREAS TONIGHT INTO TUESDAY AND COULD SEE A STRAY SHOWER
DEVELOP.  OTHERWISE...COOLER...DRIER AIR WILL SETTLE INTO THE REGION
ALLOWING OVERNIGHT LOWS TO FALL INTO THE 50S AND LOW 60S.  THEN...IT
WILL BE ANOTHER COOLER JULY DAY ON TUESDAY WITH HIGHS ONLY REACHING
INTO THE 70S AND LOW 80S.

.LONG TERM (TUESDAY NIGHT THROUGH MONDAY)...MAIN WEATHER FEATURE FOR
MOST OF THE EXTENDED WITH A FAIRLY STRONG TROUGH (FOR THIS TIME OF
THE YEAR) OVER THE GREAT LAKES AND OHIO/TENNESSEE VALLEYS. A SERIES
OF SHORT-WAVES WILL MOVE ACROSS THE AREA FOR THURSDAY THROUGH
SATURDAY. UNSEASONABLY COOL MID-LEVEL TEMPERATURES AND RETURN OF
MOISTURE AND INSOLATION WILL ALLOW FOR INCREASING INSTABILITY FOR
LATE WEEK. GENERALLY DIURNAL CONVECTION ANTICIPATED THURSDAY THROUGH
SATURDAY.

A BREAK IN THE CONVECTION IS POSSIBLE SUNDAY...THEN RETURN MOISTURE
MONDAY WILL AGAIN PRODUCE MAINLY DIURNAL CONVECTION.

&&

.PRELIMINARY POINT TEMPS/POPS...
CHATTANOOGA AIRPORT, TN             63  83  59  85 /  10  10   0   0
KNOXVILLE MCGHEE TYSON AIRPORT, TN  62  79  57  83 /  10  10   0  10
OAK RIDGE, TN                       62  79  56  83 /  10  10  10  10
TRI CITIES AIRPORT, TN              57  76  51  79 /  10  10  10  10

&&

.MRX WATCHES/WARNINGS/ADVISORIES...
NC...NONE.
TN...NONE.
VA...NONE.
&&

$$

MJB/DH



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