Area Forecast Discussion
Issued by NWS Salt Lake City, UT

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000
FXUS65 KSLC 210325
AFDSLC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
925 PM MDT MON OCT 20 2014

.SYNOPSIS...A DRY AND MILD SOUTHWESTERLY FLOW WILL GIVE WAY TO A
PACIFIC COLD FRONT ON TUESDAY. DRY AND MILD SOUTHWEST FLOW WILL
RETURN FOR THURSDAY AND FRIDAY.


&&

.DISCUSSION...A SHORTWAVE TROUGH CURRENTLY SITUATED ALONG THE
OREGON/NORCAL COASTLINE IS FORECAST TO CONTINUE INLAND
OVERNIGHT...BEFORE LIFTING ENE ACROSS THE NORTHERN GREAT BASIN
DURING THE DAY TUESDAY. LARGE SCALE ASCENT IS FORECAST TO SPREAD
ACROSS NORTHERN UTAH LATER TONIGHT WITH THE APPROACH OF THIS
TROUGH...BEFORE BECOMING MAXIMIZED TUESDAY MORNING AS THE SURFACE
FRONT SWEEPS ACROSS NORTHERN UT. THIS WILL BRING A GOOD CHANCE FOR
SHOWERS WITH A SMALL THREAT FOR THUNDERSTORMS TUESDAY
MORNING...WITH THE CHANCE FOR PRECIPITATION SHIFTING INTO CENTRAL
UTAH AND DIMINISHING ALONG THE FRONTAL BOUNDARY DURING THE
AFTERNOON/EVENING HOURS AS THE UPPER WAVE LIFTS AWAY FROM THE
REGION. SNOW LEVELS LOOK TO REMAIN IN THE 9-10 KFT THROUGH THE
DURATION OF THE PRECIP EVENT WITH ANY ACCUMULATION REMAINING
MINIMAL. GOING FORECAST DEPICTS THIS IDEA FAIRLY WELL...AND NO
UPDATES CURRENTLY PLANNED.

&&

.AVIATION...SOUTHERLY WINDS AT KSLC WILL INCREASE
OVERNIGHT...BEFORE SHIFTING TO THE NORTHWEST AROUND 15Z SATURDAY
WITH THE PASSAGE OF A COLD FRONT. BEHIND THE FRONT CIGS WILL
LIKELY LOWER BELOW 7 KFT THROUGH THE REMAINDER OF THE MORNING
HOURS...WITH A 30 PERCENT CHANCE OF TEMPORARY MVFR CIGS WITH
HEAVIER RAIN SHOWERS.

&&

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

$$

SEAMAN

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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