FXUS63 KOAX 042045
AFDOAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
245 PM CST SAT DEC 4 2010
.SHORT TERM...TONIGHT THROUGH TUESDAY.
TEMPERATURES AND SKY CONDITION WILL REMAIN THE PRIMARY CONCERNS IN
THE FORECAST AS HIGH PRESSURE CONTINUES TO DOMINATE THE REGION IN
THE SHORT TERM.
HIGH PRESSURE CENTERED OVER THE NORTHERN PLAINS AT 19Z WILL BUILD
SLOWLY SOUTH TONIGHT. ANOTHER AREA OF HIGH PRESSURE COMING OUT OF
CANADA SUNDAY NIGHT INTO MONDAY WILL REENFORCE THE FIRST HIGH AS
A DEEP UPPER TROUGH DEVELOPS OVER THE EASTERN CONUS. TEMPERATURES
WILL BE COLD DURING THE PERIOD WITH SOME WARMING FOR TUESDAY AS THE
HIGH SETTLES SOUTH TOWARDS THE LOWER MISSISSIPPI VALLEY. USED A
MODEL BLEND FOR TEMPERATURES WITH SKY CONDITION BECOMING MAINLY CLEAR
ACROSS THE REGION BY SUNDAY MORNING AND EXTENDING INTO TUESDAY.
.LONG TERM...TUESDAY NIGHT THROUGH SATURDAY.
NORTHWEST UPPER AIR FLOW WILL DOMINATE THE PLAINS STATES DURING THE
EXTENDED PERIOD. REINFORCING SHOTS OF COLD AIR FOLLOW CLIPPER
SYSTEMS THAT MOVE ACROSS THE AREA TUESDAY NIGHT INTO WEDNESDAY AND
AGAIN ON THURSDAY NIGHT INTO FRIDAY. THE FRONTS ARE EXPECTED TO
MOVE THROUGH WITH LITTLE IF ANY ACCUMULATING PRECIPITATION.
&&
.AVIATION...
TAF SITES KOFK/KOMA/KLNK
18Z TAFS
MVFR CIGS ARE EXPECTED THRU MUCH OF THE PERIOD. COOL SFC HIGH
PRESSURE WL CONTINUE TO PUSH INTO THE CNTRL PLAINS WHICH SHOULD
BRING SFC WIND SPEEDS DOWN TO AROUND 5 KTS OVERNIGHT. THERE IS SOME
UNCERTAINTY AS TO HOW MUCH CLOUD COVER WILL BE AROUND BY SUNRISE. WL
CONTINUE TO LEAVE AN MVFR DECK IN...HOWEVER AM SOMEWHAT CONCERNED
THAT WE COULD GO DOWN TO IFR CONDITIONS AT TIMES.
&&
.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&
$$
FOBERT/SMITH/KERN