636
FXUS65 KFGZ 252114
AFDFGZ
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
214 PM MST SAT JAN 25 2020
SYNOPSIS
EXPECT DRY WEATHER AND WARM AFTERNOON TEMPERATURES
THROUGH SUNDAY. AREAS OF LOW CLOUDS AND FOG TO PERSIST OVER AND
AROUND LAKE POWELL THROUGH MID DAY SUNDAY. A TROUGH OF LOW
PRESSURE WILL CROSS NORTHERN ARIZONA FROM SUNDAY NIGHT THROUGH
MONDAY AFTERNOON, BRINGING SCATTERED LIGHT RAIN AND SNOW SHOWERS
TO AREAS ALONG AND NORTH OF THE MOGOLLON RIM. DRY WEATHER RETURNS
FROM MONDAY NIGHT WEDNESDAY MORNING.
DISCUSSION
THE PERSISTENT LOW CLOUD ANAD AREAS OF FOG ARE STILL IN PLACE
OVER LAKE POWELL AND INTO THE HOUSE ROCK VALLEY AT 2 PM. THESE
AREA SHOULD SEE DECREASING CLOUD COVER THROUGH THIS EVENING, AND
THEN STRATUS TO RETURN THROUGH SUNDAY MORNING. ELSEWHERE A FAIR
WEATHER DAY IS ONGOING, THE FASTEST SUSTAINED WINDS ARE ONLY 8 MPH
AT THE GRAND CANYON AIRPORT. ASIDE FROM THE STRATUS ISSUES
ALREADY MENTIONED, EXPECT FAIR WEATHER THROUGH SUNDAY AFTERNOON.
A FAST MOVING TROUGH TO CROSS ARIZONA FROM WEST TO EAST FROM
SUNDAY EVENING THROUGH MONDAY AFTERNOON. PRESENT INDICATIONS ARE
FOR SNOW LEVELS SUNDAY NIGHT AND EARLY MONDAY WILL BE FALLING TO
AROUND 5000-6500 FT (LOWEST VALUES NEAR UT BORDER). BEST CHANCES
FOR MEASURABLE PRECIPITATION CONTINUES TO BE FROM THE MOGOLLON
RIM NORTHEASTWARD, WITH THE CHUSKA MOUNTAINS GETTING AN INCH OR
TWO OF SNOW EARLY MONDAY MORNING, LESS OR NONE ELSEWHERE.
DRY WEATHER FOR ALL FROM MONDAY NIGHT THROUGH SUNRISE WEDNESDAY.
ANOTHER SHORTWAVE TO DROP FROM NORTH TO SOUTH ACROSS OUR AREA
WEDNESDAY, BRINGING A CHANCE FOR LIGHT RAIN AND SNOW SHOWERS EAST
OF A FREDONIA TO PAYSON LINE. VERY FAST AND DEEP NORTH NORTHEAST
FLOW ALOFT WEDNESDAY NIGHT AND THURSDAY SHOULD BRING VERY GUSTY
SURFACE WINDS TO AREAS ALONG AND SOUTH OF THE MOGOLLON RIM.
DRY AND MUCH WARMER CONDITIONS ARE FORECAST FOR NEXT FRIDAY AND
SATURDAY AND A LARGE RIDGE BUILDS INTO THE WESTERN U.S.
AVIATION...FOR THE 00Z PACKAGE
LOW STRATUS AND PATCHY FOG
WILL CONTINUE NEAR KPGA AND LAKE POWELL WITH IFR/LIFR CONDITIONS
POSSIBLE AT TIMES THROUGH SUNDAY MIDDAY. OTHERWISE, MOST AREAS WILL
SEE VFR CONDITIONS WITH PERIODS OF HIGH CLOUDS. SOUTHWEST WINDS 10-
15G20KTS AFTER 18Z SUNDAY. AVIATION DISCUSSION NOT UPDATED FOR TAF
AMENDMENTS.
FIRE WEATHER
SOUTHWEST FLOW TO INCREASE SUNDAY AFTERNOON AHEAD
OF THE NEXT WEATHER SYSTEM. RAIN AND HIGH ELEVATION SNOW WILL BE
POSSIBLE LATE SUNDAY THROUGH MONDAY MORNING FOR AREAS ALONG AND
NORTH OF THE MOGOLLON RIM. WINDS SHIFT TO THE NORTHWEST MONDAY
AFTERNOON AND REMAIN BREEZY.
TUESDAY THROUGH THURSDAY...DRY CONDITIONS RETURN TUESDAY WITH
LIGHTER WINDS. GUSTY SOUTHWEST WINDS AND RETURNING RAIN AND SNOW
CHANCES POSSIBLE ON WEDNESDAY. DRY CONDITIONS EXPECTED TO RETURN FOR
THURSDAY.
FGZ WATCHES/WARNINGS/ADVISORIES
NONE.
PUBLIC...DL
AVIATION...ET
FIRE WEATHER...ET
FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT
WEATHER.GOV/FLAGSTAFF
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