FXUS64 KOUN 302020
AFDOUN

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORMAN OK
220 PM CST MON NOV 30 2009

.DISCUSSION...
CLEAR SKIES THIS AFTERNOON WILL GRADUALLY GIVE WAY TO MOSTLY
CLOUDY TO CLOUDY SKIES LATE TONIGHT INTO TUESDAY AS UPPER LOW
APPROACHES.  MODELS ARE FAIRLY SIMILAR WITH 5H LOW TIMING WITH
EC/NAM SHOWING A NORTHERN TRACK COMPARED WITH GFS. CHALLENGE WITH
THIS SYSTEM IS POTENTIAL FOR RAIN TO MIX WITH OR CHANGE TO SNOW
BEFORE SYSTEM MOVES EAST OF THE AREA BY MIDDAY WEDNESDAY.

COLD FRONT WILL ENTER NORTHWEST OKLAHOMA LATE TUESDAY AS NORTHERN 
STREAM WAVE MOVES ACROSS THE NORTHERN PLAINS.  BY TUESDAY NIGHT AND 
EARLY WEDNESDAY MORNING...WESTERN THIRD TO WESTERN HALF OF FA
MAY BE COLD ENOUGH TO SUPPORT SNOW OR A VERY COLD RAIN. EXPECT BY
THE TIME TEMPERATURES ARE COLD ENOUGH AT OR NEAR THE SURFACE THAT
MID LEVEL DRYING WILL OCCUR AS BETTER FORCING MOVES EAST. WITH THE
EXPECTED TRACK OF THE LOW...SOUTHWEST PARTS OF FA MAY SEE SOME
LIGHT ACCUMULATIONS OF SNOW BEFORE PRECIP ENDS EARLY WEDNESDAY.

REINFORCING SHOT OF COLD AIR WILL ENTER THE SOUTHERN PLAINS LATE
WEDNESDAY INTO THURSDAY WHICH WILL KEEP TEMPERATURES BELOW AVERAGE
FOR EARLY DECEMBER.  MODELS BEGIN TO DIVERGE GOING INTO THE WEEKEND
AND EARLY NEXT WEEK.  WILL TREND MORE WITH THE GFS SOLUTION WHICH
BRINGS ANOTHER ROUND OF COLD AIR AROUND SUNDAY/MONDAY. 

&&

.PRELIMINARY POINT TEMPS/POPS...
OKLAHOMA CITY OK  32  51  31  43 /   0  60  60  30 
HOBART OK         31  48  30  45 /   0  60  70  10 
WICHITA FALLS TX  34  46  31  46 /   0  80  80  30 
GAGE OK           25  51  24  42 /   0  20  20  10 
PONCA CITY OK     32  55  33  44 /   0  20  20  10 
DURANT OK         35  53  35  44 /   0  60  80  70 

&&

.OUN WATCHES/WARNINGS/ADVISORIES...
OK...NONE.
TX...NONE.
&&

$$