FXUS64 KTSA 290527
AFDTSA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
1127 PM CST SAT NOV 28 2009

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

KMLC HAS BEEN ON THE EDGE OF THE DEVELOPING LOW CLOUD
DECK FOR THE PAST FEW HOURS WITH UP AND DOWN CONDITIONS.
SATELLITE ALSO SHOWS LOW CLOUDS DEVELOPING IN THE 
VICINITY OF KFSM...KFYV AND KXNA.  THE LOW CLOUDS WILL
EXPAND ACROSS ALL TAF SITES OVER THE NEXT FEW HOURS
WITH IFR CEILINGS DEVELOPING AT ALL TAF SITES NEAR SUNRISE.
MVFR VISIBILITIES WILL DEVELOP LATE TONIGHT IN MOST
AREAS...WITH IFR VISIBILITIES OCCASIONALLY OCCURRING
IN SOUTHEAST OKLAHOMA AND WESTERN ARKANSAS TOMORROW.
A COLD FRONT WILL PASS ALL THE TAF SITES ON SUNDAY WITH
A WIND SHIFT AND GUSTY NORTH WINDS.  AREAS OF LIGHT
RAIN SHOULD DEVELOP ON SUNDAY...WITH THE BETTER CHANCES
IN SOUTHEAST OKLAHOMA AND WESTERN ARKANSAS.  CONDITIONS
WILL BEGIN TO IMPROVE AT KTUL AND KRVS LATE SUNDAY AS
THE FRONT CONTINUES EAST...WITH SLOW IMPROVEMENT AT
THE OTHER SITES SUNDAY EVENING.

&&

.PREV DISCUSSION... /ISSUED 816 PM CST SAT NOV 28 2009/ 

DISCUSSION...
GENERAL THEME FOR TONIGHT WILL BE INCREASING CLOUDINESS
AND MILD TEMPERATURES.  HIGH CLOUDS WILL INCREASE FROM
THE WEST AS LOW CLOUDS INCREASE FROM THE SOUTH. THE
COMBINATION OF THE INCREASE IN CLOUDS AND SOME SOUTH
WIND WILL KEEP LOWS IN THE FORECAST RANGER OR GENERALLY
BETWEEN 50 AND 55.  TWEAKED THE SKY GRIDS.  ALL OTHER
GRIDS LOOKED REASONABLE.

&&

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

$$

AVIATION...08