Area Forecast Discussion
Issued by NWS Salt Lake City, UT

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000
FXUS65 KSLC 151550
AFDSLC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
950 AM MDT MON SEP 15 2014

.SYNOPSIS...HIGH PRESSURE WILL STRENGTHEN ACROSS THE INTERIOR WEST
THROUGH THE FIRST HALF OF THE WEEK. TROPICAL MOISTURE WILL SURGE
NORTHWARD INTO SOUTHERN UTAH LATE WEDNESDAY...THEN CONTINUE NORTH
ACROSS THE ENTIRE AREA BY THURSDAY.


&&

.DISCUSSION...ISOLATED SHOWERS HAVE FORMED ACROSS UTAH AND
SOUTHWEST WYOMING THIS MORNING...AS A WEAK SHORTWAVE IS MOVING
THROUGH THE AREA. THIS FORCING SHOULD LARGELY MOVE OFF TO THE EAST
BY THIS AFTERNOON AS THE RIDGE CONTINUES TO BUILD OVER THE GREAT
BASIN...WITH MOST OF THE AFTERNOON SHOWER AND THUNDERSTORM
ACTIVITY EXPECTED TO REMAIN CONFINED TO THE HIGHER TERRAIN.

WARM AND MOSTLY DRY CONDITIONS SHOULD CONTINUE ACROSS THE
FORECAST AREA TUESDAY AND WEDNESDAY...AS THE ROCKIES REMAIN UNDER
THE INFLUENCE OF THE BROAD RIDGE. MOISTURE ASSOCIATED WITH
HURRICANE ODILE COULD MOVE INTO FAR SOUTHERN UTAH AS EARLY AS
WEDNESDAY AFTERNOON...BUT THURSDAY AND FRIDAY LOOK TO BE THE BEST
DAYS FOR WIDESPREAD AND POTENTIALLY HEAVY RAIN ACROSS UTAH.
DETAILS ABOUT THIS MOISTURE SURGE...ESPECIALLY BEYOND
FRIDAY...REMAIN SOMEWHAT UNCERTAIN. WILL TAKE A CLOSE LOOK AT 12Z
MODEL RUNS TO SEE IF SOLUTIONS BEGIN TO CONVERGE A BIT FOR THE
EXTENDED.

UPDATED THE FORECAST EARLIER TO ADD SLIGHT CHANCE POPS TO A WIDE
SWATH OF CENTRAL UTAH FOR THE MORNING HOURS. NO FURTHER UPDATES
ARE EXPECTED THIS MORNING.

&&

.AVIATION...SOUTHEAST WINDS WILL CONTINUE AT THE SLC TERMINAL
THROUGH ABOUT 19-20Z THEN SHIFT TO THE NORTHWEST. VFR CONDITIONS
WILL PREVAIL THROUGH THE TAF PERIOD. VICINITY MOISTURE MAY PROMOTE
VIRGA NEAR THE TERMINAL INTO EARLY AFTERNOON BUT CIGS SHOULD REMAIN
ABOVE 6000 FT.

&&

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

$$

PUBLIC...SCHOENING
AVIATION...VERZELLA

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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