FXUS63 KOAX 140858
AFDOAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
258 AM CST TUE DEC 14 2010
.DISCUSSION...
NORTHWESTERLY FLOW ALOFT CONTINUES OVER THE REGION WITH A VERY
SUBTLE SHORTWAVE MOVING ACROSS ERN NEB THIS MORNING. AREA OBSERVATIONS
AND SAT IMAGERY SHOW EXTENSIVE AREA OF MID CLOUDS WITH A FEW
SCATTERED FLURRIES SHOWING UP VIA RADAR RETURNS . WL INCLUDE A
MENTION OF SCATTERED FLURRIES THIS AM. OTHERWISE...QUIET WEATHER
IS EXPECTED THROUGH THE DAY WITH MAIN CHALLENGE BEING
TEMPERATURES. THE CWA REMAINS IN THE MIDDLE OF COLD HIGH PRESSURE
AIRMASS TO OUR EAST WITH VERY MILD AIRMASS JUST TO OUR WEST. 850MB
WAA CONTINUES TODAY HOWEVER WITH UNFAVORABLE MIXING AGAIN TODAY
WITH A SOUTHEAST SFC WIND...DID NOT GO REAL WARM WITH TEMPS. HAVE
HIGHS RANGING FROM THE LOWER 20S IN THE EAST TO THE LOWER 30S IN
THE WEST.
WEAK UPPER RIDGE AXIS MOVES OVERHEAD ON WEDNESDAY AND BEGINS TO
FLATTEN BY LATER IN THE DAY. A WEAK IMPULSE WL MOVE THRU THE
NEARLY ZONAL FLOW WED AFTERNOON PROVIDING A VERY SMALL CHANCE FOR
LIGHT PCPN OVER THE NORTHERN TWO THIRDS OF THE CWA. THERMAL
PROFILES SHOW A MIX OF PCPN TYPES WED AFTN AND EVE WITH
PREDOMINANT FREEZING RAIN AND/OR SLEET. QPF AMOUNTS REMAIN FAIRLY
LIGHT AND SO CONTINUE TO FEEL THAT THIS WILL NOT AMOUNT TO A
SIGNIFICANT EVENT...BUT SOMETHING TO KEEP AN EYE ON.
NO BIG SIGNIFICANT CHANGES MADE TO THE REMAINDER OF THE FORECAST.
&&
.AVIATION...
06Z TAFS
VFR CONDITIONS EXPECTED AT ALL TAF SITES THROUGH THE PERIOD.
&&
.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&
$$
KERN/DEWALD