FXUS64 KMRX 110810
AFDMRX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
253 AM EST FRI DEC 11 2009

.SHORT TERM (TODAY AND TONIGHT)...SURFACE HIGH PRESSURE MOVES SLOWLY 
EAST ACROSS THE AREA. STRONG WESTERLIES ALOFT WEAKEN SLIGHTLY. 
LITTLE CHANGE TO FORECAST. WINDS WILL CONTINUE TO DECREASE THROUGH 
PERIOD. VERY DRY AIRMASS IN PLACE. PW'S AOB .20! TEMPS CONTINUE 
BELOW NORMAL. CIRRUS WILL STREAM ACROSS FROM THE WEST. 

.LONG TERM (SATURDAY THROUGH THURSDAY)...THE FIRST OF TWO SYSTEMS 
DURING THE EXTENDED WILL BE APPROACHING THE REGION ON SATURDAY... 
WITH ASSOCIATED PRECIP PUSHING INTO SOUTHERN AREA LATE IN THE DAY.  
STRONG WARMING AHEAD OF THE SYSTEM WILL KEEP PRECIP GENERALLY AS 
RAIN THROUGHOUT.  THE MAIN BAND OF RAIN SLIDES IN SATURDAY NIGHT FOR 
CATEGORICAL POPS.  THE SYSTEM AND PRECIP WILL EXIT THE AREA DURING 
THE DAY SUNDAY.  SURFACE HIGH PRESSURE BUILDS IN FOR MONDAY.  THE 
SECOND OF THE SYSTEMS MOVES IN FOR MONDAY NIGHT AND TUESDAY.  HIGH 
PRESSURE WITH COOLER AIR SLIDES IN BEHIND THIS AND DOMINATE THROUGH 
THE REMAINDER OF THE PERIOD.

&&

.PRELIMINARY POINT TEMPS/POPS...
CHATTANOOGA AIRPORT, TN             45  26  45  39  51 /   0  10  60  80  50 
KNOXVILLE MCGHEE TYSON AIRPORT, TN  39  20  44  37  49 /   0  10  30  80  50 
OAK RIDGE, TN                       41  21  45  37  48 /   0  10  30  80  50 
TRI CITIES AIRPORT, TN              38  17  43  34  46 /   0  10  10  80  60 

&&

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

&&

$$

SON/MJB