Area Forecast Discussion
Issued by NWS Flagstaff, AZ

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000
FXUS65 KFGZ 300952
AFDFGZ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
250 AM MST TUE OCT 30 2014

.SYNOPSIS...
COOL DRY AIR HAS MOVED INTO ARIZONA BEHIND THE DEPARTING LOW
PRESSURE SYSTEM TO OUR NORTHEAST. EXPECT COOLER NIGHTS WITH
LITTLE PRECIPITATION FORECAST THROUGH THE REMAINDER OF THE WEEK. A
WEAK TROUGH WILL BRUSH THROUGH UTAH ON WEDNESDAY WITH HIGHER CLOUD
COVER AND SLIGHT CHANCES FOR LIGHT SHOWERS OVER THE UTAH ARIZONA
BORDER REGION. THE PACIFIC RIDGE WILL BUILD INTO ARIZONA ON FRIDAY
WITH WARMER HIGH TEMPERATURES FORECAST THROUGH THE UPCOMING WEEKEND.
&&

.DISCUSSION...
A COOL AND DRY NORTHWEST FLOW WILL BRING MOSTLY CLEAR SKIES...BELOW
NORMAL DAY TIME HIGHS AND POCKETS OF OVERNIGHT FREEZING TEMPERATURES
THROUGH THURSDAY. A WEAK TROUGH IS FORECAST TO MOVE THROUGH UTAH
AND EXTREME NORTHERN ARIZONA ON WEDNESDAY BRINGING SOME CLOUDS AND
SLIGHT CHANCES OF SHOWERS OVER THE UTAH ARIZONA BORDER REGION.

AS THE RIDGE OF HIGH PRESSURES BUILDS IN FROM THE WEST ON
THURSDAY...A LIGHT NORTHEAST FLOW IS FORECAST TO DEVELOP...KEEPING
HIGH TEMPERATURES BELOW NORMAL.

FRIDAY THROUGH SUNDAY...THE PACIFIC RIDGE WILL BUILD INTO THE
SOUTHWEST BRINGING OUR HIGH TEMPERATURES BACK TO NORMAL SEASONAL
VALUES FOR THIS TIME OF YEAR. SUNNY SKIES AND FAIR WEATHER WILL BE
THE HIGHLIGHT FOR THIS WEEKEND.

MONDAY AND TUESDAY OF NEXT WEEK...THE DRY CONDITIONS MAY CONTINUE...
THERE IS A LOW THREAT THAT SUBTROPICAL MOISTURE MAY COME NORTH INTO
SOUTHERN ARIZONA A HEAD OF AN APPROACHING PACIFIC LOW PRESSURE
TROUGH. HIGH TEMPERATURES WILL REMAIN CLOSE TO SEASONAL VALUES.
&&

.AVIATION...
FOR THE 12Z PACKAGE...VFR CONDITIONS WILL PERSIST FOR THE NEXT 24
HOURS WITH MOSTLY CLEAR SKIES. SW-W WINDS 10-20KT THIS AFTERNOON.
AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS.
&&

.FGZ WATCHES/WARNINGS/ADVISORIES...NONE.

&&

$$

PUBLIC.........TC
AVIATION.......DL

FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT
WEATHER.GOV/FLAGSTAFF







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