Area Forecast Discussion
Issued by NWS Phoenix, AZ

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FXUS65 KPSR 062213
AFDPSR

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PHOENIX AZ
313 PM MST SAT FEB 6 2016

.UPDATE...
UPDATED AVIATION SECTION.

&&

.SYNOPSIS...DRY NORTHWEST FLOW ALOFT WITH MOSTLY CLEAR SKIES WILL
DEVELOP OVER THE AREA THROUGH THE WEEKEND...ALONG WITH WARMER
TEMPERATURES. BY NEXT WEEK...A STRONG HIGH PRESSURE SYSTEM WILL
BUILD OVER THE REGION RESULTING IN MUCH ABOVE NORMAL TEMPERATURES.

&&

.DISCUSSION...

DRY NORTHWEST FLOW ALOFT IS EXPECTED THROUGH THE WEEKEND...FOLLOWED
BY AN ANOMALOUSLY STRONG HIGH PRESSURE SYSTEM AND MUCH WARMER
TEMPERATURES NEXT WEEK. OCCASIONAL NORTH WINDS IN THE 8 TO 15 MPH
RANGE ARE EXPECTED DOWN THE COLORADO RIVER VALLEY THROUGH TUESDAY.

&&

.AVIATION...
SOUTH-CENTRAL ARIZONA INCLUDING KPHX...KIWA...AND KSDL AND SOUTHEAST
CALIFORNIA/SOUTHWEST ARIZONA INCLUDING KIPL AND KBLH...

NORTH AND NORTHEASTERLY WINDS WILL CONTINUE TO PREVAIL IN THE LOWER
LEVELS OF THE TROPOPSHERE THROUGH SUNDAY. AT NIGHT AND THE MORNING
HOURS WHEN THE INVERSION IS IN PLACE...THERE MAY BE RELATIVELY
STRONG WINDS AT TIMES...20-30 KTS...AT 2-3KFT MSL WHICH WOULD BE
FLIRTING WITH LLWS CRITERIA. AT THE SAME TIME IN THE PHOENIX AREA
THERE WILL BE OCCASIONAL LOCALIZED WEST WINDS AT THE
SURFACE...STARTING BEFORE SUNSET. OTHERWISE...CLEAR SKIES.

AVIATION DISCUSSION NOT UPDATED FOR AMENDED TAFS.

&&

.FIRE WEATHER...
MONDAY THROUGH FRIDAY...
BUILDING HIGH PRESSURE INTO THE WESTERN CONUS WILL PROVIDE AMPLE
WARMING AND DRYING FOR AREA FIRE DISTRICTS. TEMPERATURES WILL
CONTINUE THEIR WARMING TREND FROM THE WEEKEND AND PEAK AT READINGS 10
TO 12 DEGREES ABOVE MID FEBRUARY NORMALS WITH MANY LOWER ELEVATIONS
SITES PUSHING INTO THE 80S. RHS WILL ALSO REMAIN ON THE DRIER AND
BELOW NORMAL SIDE DURING THE WEEK. LOCALLY BREEZY CONDITIONS ALONG
THE CO RIVER VALLEY ARE EXPECTED EACH AFTERNOON...OTHERWISE WINDS
WILL GENERALLY FOLLOW TYPICAL DRAINAGE/SLOPE DRIVEN HEADINGS WITH
LIGHT SPEEDS. BY WEEKS END THE UPPER RIDGE WILL BEGIN TO SHIFT TO OUR
EAST AS TROUGHING ALIGNS ITSELF OVER THE WEST COAST AGAIN. SOME
SLIGHT TEMPERATURE COOLING AND INCREASING CLOUDINESS WILL LIKELY
RESULT TO CLOSE OUT THE WORK WEEK.

&&

.SPOTTER INFORMATION STATEMENT...
SPOTTERS ARE ENCOURAGED TO REPORT BASED ON STANDARD OPERATING
PROCEDURES.

&&

.PSR WATCHES/WARNINGS/ADVISORIES...
AZ...NONE.
CA...NONE.
&&

$$

VISIT US ON FACEBOOK...TWITTER...AND AT WEATHER.GOV/PHOENIX

DISCUSSION...VASQUEZ
AVIATION...AJ
FIRE WEATHER...NOLTE


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