720
FXUS65 KTWC 292054
AFDTWC
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
154 PM MST THU JAN 29 2026
SYNOPSIS
AN UPPER RIDGE OF HIGH PRESSURE ALONG THE WEST COAST
WILL RESULT IN DRY AND WARM CONDITIONS FOR SOUTHEAST ARIZONA THROUGH
THE WEEKEND. SOME EASTERLY BREEZES ARE EXPECTED THIS WEEKEND,
OTHERWISE EXPECT AFTERNOON HIGH TEMPERATURES 4 TO 9 DEGREES ABOVE
NORMAL THROUGH THIS WEEKEND WITH SLIGHTLY COOLING EARLY NEXT WEEK.
DISCUSSION
SOUTHEAST ARIZONA IS CURRENTLY UNDER A DECK OF MID
TO HIGH LEVEL CLOUDS THIS AFTERNOON. CLOUDS WILL BEGIN TO SLOWLY
DECREASE LATE THIS AFTERNOON AND EVENING. THE AREA WILL HAVE HIGH
PRESSURE BUILDING FRIDAY INTO THE WEEKEND OVER THE PACIFIC OCEAN
AND SOUTHERN CALIFORNIA, KEEPING US WARM AND DRY. WITH THE
BUILDING OF THE HIGH PRESSURE, DOWNSTREAM A LOW PRESSURE SYSTEM
BEGINS TO DIG DOWN INTO THE MIDWEST AND TIGHTEN THE PRESSURE
GRADIENT. THIS WILL TRANSLATE TO BREEZY SURFACE EAST WINDS FRIDAY
INTO THE WEEKEND. AREAS PRONE TO EAST WINDS CAN SEE LOCALLY HIGHER
WIND GUSTS. LOOKING PAST THIS, MODELS ARE STILL STRUGGLING WITH
HOW THIS HIGH PRESSURE BREAKS DOWN, HOWEVER STILL NO IMPACTS TO
THE FORECAST OTHER THAN A SLIGHT DECREASE IN TEMPERATURES.
AVIATION
VALID THROUGH 31/00Z.
SCT-BKN CEILINGS AT 15K-20K FT THROUGH 30/00Z FOR MOST OF
SOUTHEAST AZ WITH CLOUD COVERAGE DECREASING FROM NORTHWEST TO
SOUTHEAST THEREAFTER. SKIES BECOME SKC FOR TERMINALS BETWEEN
30/04Z AND 30/09Z. SURFACE WINDS UNDER 10 KTS AND TERRAIN DRIVEN.
AVIATION DISCUSSION NOT UPDATED FOR TAF AMENDMENTS.
FIRE WEATHER
AN UPPER RIDGE OF HIGH PRESSURE ALONG THE WEST COAST
WILL RESULT IN DRY AND WARM CONDITIONS FOR SOUTHEAST ARIZONA INTO
EARLY NEXT WEEK. EXPECT AFTERNOON HIGH TEMPERATURES 4-9 DEGREES
ABOVE NORMAL. WINDS GENERALLY LIGHT AND TERRAIN DRIVEN, MAINLY UNDER
12 MPH. EASTERLY WINDS WILL INCREASE THIS WEEKEND, WITH WINDS OF 10-
20 MPH LIKELY SATURDAY WITH HIGHER GUSTS, MAINLY IN LOCATIONS
EXPOSED TO EAST WIND. MINIMUM RH LEVELS IN THE VALLEYS WILL BE IN
THE 15 TO 25 PERCENT RANGE THROUGH THE WEEKEND.
TWC WATCHES/WARNINGS/ADVISORIES
NONE.
VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page