FXUS63 KOAX 210913
AFDOAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
313 AM CST MON FEB 21 2011
.DISCUSSION...
UPPER LEVEL CLOSED LOW CONTINUES TO SPIN ACROSS EASTERN SOUTH
DAKOTA BRINGING STRATUS DECK SWD ACROSS THE FORECAST AREA. A FEW
LOCATIONS IN OUR NORTH HAVE BEEN REPORTING FLURRIES SO WL KEEP A
MENTION IN OUR FAR NORTH THROUGH THE MORNING HOURS AT LEAST.
OTHERWISE...COLD HIGH PRESSURE CONTINUES TO BUILD IN FROM THE
NORTHWEST AND WL BRING COOLER THAN NORMAL TEMPERATURES BACK INTO
THE AREA WITH HIGHS TODAY RANGING FROM THE UPPER TEENS IN THE FAR
NORTHWEST TO THE LOWER 30S IN THE SOUTH.
QUIET WEATHER IS EXPECTED TUESDAY INTO WEDNESDAY WITH A MODERATION
IN TEMPERATURES INTO THE UPPER 40S TO LOWER 50S BY WEDNESDAY. NEXT
SIGNIFICANT WEATHER WILL ENTER INTO THE AREA THURSDAY AS AN UPPER
TROF DIGS ACROSS THE FOUR CORNERS REGION AND INTO THE SRN PLAINS.
SFC LOW OUT AHEAD OF THE SYSTEM IS FORECAST TO TRACK FROM NRN NEW
MEXICO INTO KANSAS AND EVENTUALLY MISSOURI BY FRIDAY 00Z.
MEANWHILE ARCTIC DRY HIGH PRESSURE WILL BE BUILDING SOUTH INTO THE
NRN PLAINS WHICH SHOULD PLAY A BIG ROLE ON HOW FAR NORTH THE PCPN
FROM THE SRN PLAINS SYSTEM WILL FALL. WE COULD SEE A MIX OF PCPN
TYPES IN THE FAR SOUTH INITIALLY BEFORE DENSE COLD AIR
OVERSPREADS THE AREA.
&&
.AVIATION...
TAF SITES KOFK/KOMA/KLNK
06Z TAFS
AN UPPER LEVEL LOW PRESSURE SYSTEM OVER EASTERN SOUTH DAKOTA WILL
MOVE TOWARD THE GREAT LAKES TODAY. LOW CLOUDS WILL CONTINUE TO FEED
SOUTHEAST ACROSS EASTERN NEBRASKA AS THE LOW MOVES EAST...THE
SOUTHWEST EXTENT OF WHICH WILL LIKELY PERSIST NEAR THE KLNK AREA.
CEILINGS IN THE LOW CLOUDS SHOULD MOSTLY BE IN THE MVFR
CATEGORY...BUT THEY COULD IMPROVE A BIT ABOVE 3000 FT AGL ON SWRN
EDGE THIS AFTERNOON BEFORE THE CLOUDS SCATTER OUT LATER MONDAY
EVENING AS THE LOW PULLS EWD. BRISK NW SFC WINDS SHOULD PERSIST
MUCH OF THE DAY.
&&
.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&
$$
KERN/CHERMOK