FXUS63 KOAX 290805
AFDOAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
305 AM CDT WED JUN 29 2011
.DISCUSSION...TODAY THROUGH FRIDAY NIGHT.
WATER VAPOR IMAGERY AND NETWORK PROFILERS SHOWING AMPLIFIED UP
LEVEL RIDGE EXTENDING NWD FROM THE CENTRAL CONUS INTO CANADA.
STRONG JET RIDING UP BACKSIDE OF THE RIDGE WAS ADVECTING DECENT PAC
MOIST UP THRU THE ROCKIES AND INTO SCNTRL CANADA. MEANWHILE BROAD
SFC HIGH PRESSURE EXTENDED WWD FROM THE OHIO VLY REGION TO THE GREAT
PLAINS. GOING FCST IN PRETTY GOOD SHAPE SO NO BIG CHANGES MADE.
MODELS CONTINUE SHOWING UPPER LEVEL HIGH PRESSURE WILL PREVAIL
ACROSS THE PLAINS THE NEXT COUPLE DAYS. INCREASING HUMIDITY IN THE
MEANTIME WILL ALLOW HEAT INDICES TO PUSH CLOSE TO 105 THURSDAY AFTN
OVER THE CWA...THEN AREAS MAINLY SOUTH OF I-80 FRIDAY AFTN. FOR
NOW...WILL LET NEXT SHIFT DECIDE HEADLINES.UPPER RIDGE EVENTUALLY
GETS KICKED EWD BY A PAC NW TROF WITH ATTENDANT COLD FRONT DROPPING
INTO THEN STALLING OVER THE CNTRL PLAINS LATE THIS WEEK. RELATIVE
COOLING TREND RESULTS FRIDAY AND SATURDAY WITH AFTN HIGHS TOPPING OUT
ONLY IN THE MID/UPPER 80S. SLGT POPS IN PLACE RELATED TO FROPA
THURSDAY NIGHT AND FRIDAY NIGHT(NOCTURNAL JET). APPEARS ENVIRONMENT
WILL BE TOO WELL CAPPED FOR ANY DAYTIME DEVELOPMENT...MLCIN 300-
400J/KG...700MB 17C...579 DAM THKNS.
DEE
&&
.AVIATION...
TAF SITES KOFK/KOMA/KLNK
06Z TAFS
VFR CONDITIONS ARE EXPECTED THROUGH THURSDAY MORNING. A BRIEF PERIOD
OF MVFR FOG OR HAZE MAY AFFECT TAF SITES BRIEFLY BETWEEN 10Z AND
14Z. OTHERWISE SCATTERED HIGH LEVEL CLOUDS ARE FORECAST.
DERGAN
&&
.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&
$$