FXUS63 KOAX 052123
AFDOAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
323 PM CST WED JAN 5 2011
.SHORT TERM...TONIGHT THROUGH SATURDAY
TEMPERATURES CONT TO BE THE MAIN CONCERN THRU THE SHORT TERM AS
THE MAIN SHRTWV TROF TRACK WL BE OFF TO THE E OF THE FA. WITH
WRLY LO LVL FLOW...TMPS THIS AFTN HAVE GOT PRETTY WARM. WITH CONTD
SFC MIXING AND SOME CLDS OVERNIGHT EXPECT LOWS TO BE FAIRLY MILD
OVERNIGHT AND WE HAVE INCREASED GOING FORECAST A TOUCH MOST AREAS.
A LITTLE COOLER TMPS ALOFT WL MOV INTO THE FA LATE TONIGHT AND MAY
LEAD TO A LITTLE COOLER HIGHS ON THURS OVR THE NRN AND ERN
FA...BUT MIXING...PARTIAL SUN AND BARE GROUND WL LIKELY LEAD TO
ANOTHER MILD DAY OVER THE S AND HAVE INCREASED GOING HIGHS.
ANOTHER MILD NIGHT ON THURS NIGHT INTO THE DAY ON FRI IS EXPECTED
BEFORE TMPS START TO COOL FOR FRI NIGHT AND INTO THE WEEKEND. WE
MAY SEE SOME FLURRIES OVR THE NE FA ON FRI NIGHT INTO SAT AS A SC
DESK MOVS THRU THE FA AND COLDER AIR MOVES IN. OTHERWISE HAVE
LOWERED HIGHS ON SAT WITH THE ARCTIC SFC HI PUSHING IN.
BOUSTEAD
.LONG TERM...SATURDAY NIGHT THROUGH WEDNESDAY
FORECAST CHALLENGE IN THE EXTENDED PERIOD WILL DEAL WITH A VERY
ACTIVE FLOW PATTERN AND THE ASSOCIATED TIMING AND TRACK OF THE
VARIOUS WAVES. ONE THING MODELS AGREE ON IS TREND TOWARD MUCH COLDER
TEMPERATURES.
CHANCE OF SOME LIGHT SNOW CONTINUES AROUND THE MONDAY TIME FRAME AS
UPPER WAVE PUNCHES INTO THE CENTRAL PLAINS. THIS SYSTEM THEN DIGS
INTO THE EASTERN CONUS TUESDAY INTO WEDNESDAY WITH BROAD SURFACE
HIGH IN ITS WAKE ACROSS THE PLAINS REGION. OVERALL NOT MUCH TO
CHANGE IN THE FORECAST OTHER THAN TREND TOWARD COLDER TEMPERATURES
LATE IN THE PERIOD.
FOBERT
&&
.AVIATION...
TAF SITES KOFK/KOMA/KLNK
18Z TAFS
VFR CONDITIONS ARE EXPECTED THROUGH THE TAF CYCLE. WINDS WILL
REMAIN OUT OF THE WEST TO NORTHWEST...WITH SPEEDS INCREASING THROUGH
LATE THURSDAY MORNING. INCLUDED SOME MID-LEVEL CIGS AT KOFK WITH
NEARBY SHORTWAVE PULLING SOME CLOUDS OUT OF SD...BUT EXPECTING ONLY
SCT COVERAGE AT BEST IN KOMA/KLNK.
MAYES
&&
.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&
$$