FXUS63 KOAX 060830
AFDOAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
230 AM CST THU JAN 6 2011
.DISCUSSION...TODAY THROUGH SUNDAY.
GOING FCST IN PRETTY GOOD SHAPE AND HAVE MADE ONLY MINOR TWEAKS.
MAIN ISSUE CONTINUING TO REVOLVE AROUND POTENTIAL SNOW EVENT
LATE THIS WEEKEND ALONG STRENGTHENING THERMAL BNDRY STRETCHING
FROM THE WRN DAKOTAS TO ABOUT MO. MID LYR AGEOSTROPHIC LIFT ALONG
THE BNDRY INCREASES STARTING FRIDAY WHEN CAA SWEEPS AROUND BACKSIDE
OF SFC LOW SITUATED OVER THE GREAT LAKES REGION AND INTO THE CNTRL
PLAINS. NAM/GFS/ECM AGREEING THAT AXIS OF SNOWFALL WILL SET UP WEST
OF THE CWA. CMC IS OUTLIER WITH SNOW AXIS CUTTING ACROSS ERN NEB.
THEREFORE WILL MAINTAIN SMALL POPS ON WRN PERIPHERY OF FCST AREA.
OTHERWISE CAA COME SAT WILL BRING NOTICEABLE CHANGE IN TEMPS WITH
HIGHS DROPPING INTO THE MID TEENS/LOW 20S ON SUNDAY.
DEE
&&
.AVIATION...
06Z TAFS
GENERALLY VFR CONDITIONS ARE EXPECTED THROUGH FRIDAY MORNING. LOW
PRESSURE SYSTEM MOVING THROUGH EASTERN NEBRASKA THIS MORNING WILL
PRODUCE CIGS NEAR FL050 THROUGH ABOUT 15Z. THEN ONLY MID AND HIGH
LEVEL CLOUDINESS EXPECTED. ANOTHER LOW MOVING SOUTHEAST THROUGH THE
NORTHERN PLAINS WILL DRIVE MORE CLOUDS IN THE FL040 TO FL060
RANGE...HOWEVER SOME AREAS OF MVFR CIGS ARE POSSIBLE AFTER 06Z.
DERGAN
&&
.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&
$$