000
FXUS63 KOAX 110843
AFDOAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
343 AM CDT MON APR 11 2011
.DISCUSSION...
NOTICEABLY CHILLIER THIS MORNING THAN COMPARED TO 24 HRS AGO WITH
TEMPS DROPS 20-30 DEGREES. MODELS SHOWING UPPER TROF MIGRATING ACROSS
THE CNTRL CONUS THIS MORNING WILL SPLIT BY THIS AFTERNOON WITH THE
WEAKER NRN SEGMENT PUSHING INTO THE GREAT LAKES WHILE THE SRN SECTION
STRENGTHENS OVER THE SRN PLAINS AND MOVES TO THE LOWER MS VLY.
MEANWHILE INCREASING HGTS BUILD OVER THE PLAINS WITHIN PROGRESSIVE
FLOW REGIME WILL RESULT IN BRIEF PERIOD OF WARM TEMPS BY TUES. AT THE
SAME TIME THOUGH...SHORTWAVE ENERGY AND SFC REFLECTION MOVING INTO
ONTARIO IS PROGGED TO DRAG THE NEXT COLD FRONT INTO THE NRN/CNTRL
PLAINS. BOTH NAM/GFS HAVE DECENT MOISTURE ACCOMPANYING THE FRONT WITH
PRECIP WATER VALUES ROUGHLY .75"...ABOUT 150% OF NORM. WITH STRONG
TRANSVERSE AGEOSTROPHIC FORCING ALONG THE LOW/MID LYR QG
FRONTOGENETIC BNDRY...WILL MAINTAIN CHANCE POPS WITH FROPA THRU THE
CWA BEGINNING TUESDAY NIGHT INTO THURSDAY MORNING. MODEST MU-CAPES/TP
INDICES PER NAM/GFS SUGGESTING ISOLATED CONVECTION POSSIBLE MAINLY
SOUTH AND EAST SECTIONS OF CWA.
&&
.AVIATION...
TAF SITES KOFK/KOMA/KLNK
06Z TAFS
VFR CONDITIONS ARE EXPECTED THROUGH THE PERIOD. A FEW MID AND HIGH
LEVEL CLOUDS WILL BE POSSIBLE...BUT ANY CLOUDS WILL BE WELL ABOVE
3K FT. SURFACE FLOW IS EXPECTED TO CONTINUE OUT OF NORTHWEST OVER
THE PERIOD.
&&
.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&
$$
