FXUS64 KTSA 081702
AFDTSA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
1102 AM CST TUE DEC 8 2009

.AVIATION...
CONCERNING TAF SITES KTUL/KRVS/KMLC/KXNA/KFYV/KFSM.

PRECIP PROGRESSING EWRD ACRS THE FORECAST AREA...AND MAJORITY OF
-RA SHUD BE PAST ALL TERMINALS BY 20Z. IFR CIGS AND TEMPO IFR
VSBYS WILL PREVAIL AT ALL TERMINALS THRU AT LEAST 06Z BEFORE DRIER
AIR MOVES IN AND CIGS BEGIN TO LIFT. VFR CONDITIONS WILL PREVAIL
AT ALL SITES BY THE END OF THE TAF PERIOD. WINDS WILL SHIFT TO THE
WEST AND NORTHWEST FOLLOWING FROPA TNGT AND TMRW...WITH GUSTS IN
THE 25 TO 30 KT RANGE PSBL. KEPT PROB30 FOR LGT RASN MIX AT
FYV/XNA IN WRAPAROUND MSTR REGION FROM 03 TO 06Z.

&&

.PREV DISCUSSION... /ISSUED 943 AM CST TUE DEC 8 2009/ 

..UPDATE...

DISCUSSION...
TEMPERATURES HAVE WARMED TO AT OR ABOVE FREEZING ACROSS THE ENTIRE
FORECAST AREA...AND AT LOCATIONS WHERE TEMPERATURES ARE AT
FREEZING /MAINLY WESTERN OSAGE AND PAWNEE COUNTIES/...THE
PRECIPITATION HAS STOPPED FOR THE MOMENT. THEREFORE...WILL CANCEL
THE ADVISORY A LITTLE EARLY AND REMOVE ALL MENTION OF FREEZING
RAIN FROM THE FORECAST.

WARM ADVECTION PRECIP AREA HAS LARGELY PUSHED INTO THE EASTERN
QUARTER OF OKLAHOMA AND WESTERN ARKANSAS...AND DRY SLOT HAS BEGUN
TO MOVE INTO WESTERN SECTIONS OF THE AREA. LOW LEVEL MOISTURE
REMAINS LARGELY INTACT THROUGH THE AFTERNOON BENEATH THE MID LEVEL
DRY AIR...HOWEVER...SO WILL KEEP A MENTION OF LIGHT RAIN/DRIZZLE
INTO THE EVENING...WITH HIGHER POPS AND ONLY A LIGHT RAIN MENTION
RELEGATED TO AREAS ON THE NORTH AND EAST SIDE OF THE DRY SLOT.

OTHER FORECAST ELEMENTS HAVE THE SITUATION HANDLED PRETTY
WELL...AND NO OTHER CHANGES WERE MADE TO THE GOING FORECAST
OUTSIDE THE POP/WX/QPF. UPDATES TO BE OUT SOON.

&&

.TSA WATCHES/WARNINGS/ADVISORIES...
OK...NONE.
AR...NONE.
&&

$$

AVIATION...22