999 
FXUS65 KFGZ 021701 
AFDFLG

NORTHERN ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
945 AM MST SUN MAY 2 1999

SYNOPSIS...A WEAK RIDGE OF HIGH PRESSURE WILL MOVE THROUGH NORTHERN
ARIZONA TODAY. THIS WILL BRING DRY AND WARMER WEATHER WITH JUST A
FEW AFTERNOON CLOUDS OVER THE HIGHER ELEVATIONS. BREEZY TO LOCALLY
WINDY CONDITIONS WILL DEVELOP ALONG THE RIM. A WEATHER DISTURBANCE
WILL PASS THROUGH UTAH ON MONDAY FOR COOLER TEMPERATURES...
INCREASING WINDS AND MORE CLOUDINESS. DRY CONDITIONS SHOULD PERSIST
THROUGH AT LEAST MID WEEK WITH A GRADUAL WARMING TREND.

DISCUSSION...FORECAST FOCUS THIS AM REMAINS ON SHORT WAVE TROF
EXPECTED TO CROSS THE REGION ON MONDAY AND ASSOCIATED CLOUDS...
WINDS AND POSSIBILITY OF SHOWERS...  SAT PIX SHOW CLEAR SKIES
ACROSS NRN AZ TODAY.  THIS NO SURPRISE AS MODELS OF LATE HAVE BEEN
ADVERTISING WEAK SHORT WAVE RIDGE TO BUILD BRIEFLY OVER THE REGION
TODAY.  UPSTREAM CLOUDS PUSHING ACROSS NV AND THE NRN HALF OF CA
ATTM ASSOCIATED WITH A SHORT WAVE TROF WHICH IS PROGGED TO SWING
ACROSS NRN AZ ON MON.  LATEST ETA/NGM TSCTNS STILL SHOWING
INCREASING MOISTURE AFTER 6Z TONIGHT THOUGH THE NGM APPEARS A
LITTLE FASTER AND MORE IN LINE WITH CURRENT UPSTREAM TRENDS.  IN
ANY CASE...INCREASE IN CLOUDS LATER TONIGHT ESPECIALLY W AND NW
LOOKS GOOD.  WINDS TYPICALLY BREEZY TODAY THEN TAKE A STEP ON MON
AS THIS TROF SWINGS THRU.  MAIN CONCERN ATTM FOR TOMORROW IS THE
POSSIBILITY OF SHOWERS...  LATEST TSCTNS SUGGEST FAIRLY DEEP
MOISTURE OVER THE NORTHLAND TOMORROW BY 18Z WITH WEAK SYNOPTIC
SCALE FORCING.  WILL TAKE A CLOSE LOOK AT THIS FOR THE AFTN PACKAGE
BUT FOR NOW WILL STAY WITH WINDS...CLOUDS AND TEMPS A FEW DEGREES
COOLER AS FORECAST IN THE CURRENT PACKAGE.  KHW

.FLG...NONE.