Area Forecast Discussion
Issued by NWS Salt Lake City, UT

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000
FXUS65 KSLC 291623
AFDSLC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1023 AM MDT FRI AUG 29 2014

.SYNOPSIS...HIGH PRESSURE OVER THE REGION WILL SHIFT EAST LATE
TODAY. A STORM SYSTEM WILL MOVE OVER NORTHERN AND CENTRAL UTAH
SATURDAY THROUGH EARLY SUNDAY. HIGH PRESSURE WILL FOR MONDAY.


&&

.DISCUSSION...HIGH PRESSURE REMAINS IN PLACE THIS
MORNING...RESULTING IN MOSTLY CLEAR SKIES OVER THE FORECAST AREA.
THE RIDGE AXIS WILL SHIFT EAST THIS AFTERNOON AS A PACIFIC
NORTHWEST TROUGH MOVES ONSHORE. THE AIRMASS WILL ALSO CONTINUE TO
WARM...RESULTING IN TEMPERATURES UP TO 5F ABOVE SEASONAL NORMS
ACROSS THE REGION. A BIT OF HIGH BASED CONVECTION IS POSSIBLE OVER
THE HIGHER TERRAIN...BUT CONDITIONS SHOULD BE OTHERWISE BENIGN.

THE PACIFIC TROUGH IS PROGGED TO CROSS NORTHERN AND CENTRAL UTAH
SATURDAY THROUGH SUNDAY MORNING. IT DOES NOT HAVE A GREAT DEAL OF
MOISTURE ASSOCIATED WITH IT...BUT SHOULD BRING A GOOD COLD FRONT
THROUGH THE NORTHERN HALF OF THE STATE. 700 MB TEMPS ARE EXPECTED
TO DROP FROM AROUND +12C TODAY TO AS COLD AS +3C SUNDAY MORNING
PER LATEST GUIDANCE...RESULTING IN MAXES UP TO 10F COOLER THAN
CLIMO BY SUNDAY AFTERNOON FOR NORTHERN UTAH. THE FRONT IS EXPECTED
TO DISSIPATE BEFORE REACHING THE SOUTHERN HALF OF UTAH...SO LITTLE
CHANGE IN TEMPERATURES IS EXPECTED THERE. A DRIER AND MORE STABLE
AIRMASS IS EXPECTED TO RETURN MONDAY...CONTINUING FOR MUCH OF THE
UPCOMING WEEK.

NO UPDATES TO THE FORECAST EXPECTED THIS MORNING.

&&

.AVIATION...OPERATIONAL WEATHER CONCERNS ARE EXPECTED TO BE MINIMAL
AT THE KSLC TERMINAL TODAY. SOUTHEAST SURFACE WINDS ARE EXPECTED TO
SWITCH TO THE NORTHWEST BETWEEN 18-19Z...WITH A 20 PERCENT CHANCE OF
SHIFTING AS LATE AS 20Z. VFR CONDITIONS WILL BE MAINTAINED.

&&

.SLC WATCHES/WARNINGS/ADVISORIES...
UT...NONE.
WY...NONE.
&&

$$

PUBLIC...TRAPHAGAN
AVIATION...MERRILL

FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR FREQUENTLY ASKED QUESTIONS ABOUT THE AREA FORECAST DISCUSSION
VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY/GENERAL/AFD_FAQS.PHP (ALL LOWER CASE)


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