Area Forecast Discussion
Issued by NWS Tucson, AZ

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000
FXUS65 KTWC 241000
AFDTWC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
300 AM MST FRI OCT 24 2014

.SYNOPSIS...STRONG HIGH PRESSURE ALOFT WILL BRING NEAR RECORD TO
RECORD HIGH TEMPERATURES AND DRY CONDITIONS TODAY AND SATURDAY. A
COOLING TREND WILL THEN OCCUR BY MONDAY AS A LOW PRESSURE SYSTEM
MOVES NORTH OF THE AREA. CONTINUED DRY WITH HIGH TEMPERATURES CLOSER
TO SEASONAL AVERAGES NEXT WEEK.

&&

.DISCUSSION...RECORD OR NEAR RECORD HIGH TEMPERATURES WILL BE THE
MAIN STORY TODAY AND SATURDAY. STRONG HIGH PRESSURE OVER THE AREA
TODAY WILL MOVE EAST ON SATURDAY AS UPPER LEVEL TROF PUSHES INTO THE
WEST COAST. THIS TROF WILL MOVE ACROSS THE STATE SUNDAY AND MONDAY
BRINGING A SLIGHT UPTICK IN WIND SPEEDS AND MUCH COOLER HIGH
TEMPERATURES...ESPECIALLY ON MONDAY. SEASONAL HIGH TEMPERATURES FOR
THE REMAINDER OF NEXT WEEK.

&&

.AVIATION...VALID THRU 25/12Z.
VFR CONDITIONS AT ALL TERMINALS. MAINLY CLEAR SKIES AND DIURNALLY
TERRAIN DRIVEN SURFACE WINDS LESS THAN 10 KTS WILL PREVAIL ACROSS SE
AZ THROUGH THE PERIOD. AVIATION DISCUSSION NOT UPDATED FOR TAF
AMENDMENTS.

&&

.FIRE WEATHER...HIGH PRESSURE ALOFT WILL RESULT IN DRY CONDITIONS
AND A WARMING TREND THROUGH SATURDAY. DIURNALLY TERRAIN DRIVEN
20-FOOT WINDS WILL BE LESS THAN 15 MPH THROUGH SATURDAY. BREEZY
WEST-NORTHWEST WINDS WINDS ARE LIKELY SUNDAY AND MONDAY AS A TROUGH
OF LOW PRESSURE PASSES TO OUR NORTH. SEASONABLE TEMPERATURES AND
SLIGHTLY DRIER CONDITIONS WILL THEN SET IN AS THE TROUGH EXITS THE
REGION.

&&

.TWC WATCHES/WARNINGS/ADVISORIES...NONE.

$$

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