Area Forecast Discussion
Issued by NWS Salt Lake City, UT

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395
FXUS65 KSLC 032121
AFDSLC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
321 PM MDT TUE MAY 3 2016

.SYNOPSIS...HIGH PRESSURE WILL BRING A WARMING TREND THROUGH
THURSDAY. THE NEXT PACIFIC TROUGH WILL MOVE THROUGH THE REGION
FRIDAY THROUGH THE WEEKEND.

&&

.SHORT TERM (THROUGH 12Z FRIDAY)...A HIGH AMPLITUDE RIDGE REMAINS
OVER THE INTERMOUNTAIN WEST THIS AFTERNOON...LEADING TO WARM AND
SUNNY CONDITIONS ACROSS UTAH AND SOUTHWEST WYOMING. THIS RIDGE
WILL REMAIN IN PLACE TOMORROW...THEN SHIFT EAST WEDNESDAY NIGHT
THROUGH THURSDAY AS A LARGE LOW APPROACHES FROM THE PACIFIC. WITH
A WARM AIRMASS AND INCREASING SOUTHERLY WINDS...MANY LOCATIONS
WILL LIKELY APPROACH THEIR WARMEST TEMPERATURES OF 2016 THUS FAR
ON WEDNESDAY AND/OR THURSDAY.

MID-LEVEL MOISTURE BEGINS TO INCREASE ON THURSDAY AHEAD OF THE
LOW...WHICH COULD LEAD TO ISOLATED SHOWER/THUNDERSTORM
INITIATION OVER THE HIGHER TERRAIN DURING THE DAY. MOISTURE AND
INSTABILITY CONTINUES TO INCREASE THROUGH LATE THURSDAY...BUT
WIDESPREAD PRECIPITATION ACROSS THE CWA WILL LIKELY WAIT UNTIL
AFTER 12Z FRIDAY.

.LONG TERM (AFTER 12Z FRIDAY)...A SLOW MOVING UPPER LEVEL LOW
WILL BRING A PERIOD OF RELATIVELY COOL AND UNSETTLED WEATHER TO
THE STATE THROUGH AT LEAST MONDAY. IT IS DIFFICULT TO RESOLVE ANY
INDIVIDUAL FEATURES AS THE UPPER LEVEL LOW CROSSES INTO THE
SOUTHWEST FRIDAY AND THEN EJECTS INTO THE PLAINS STATES SUNDAY
INTO MONDAY. KEPT POPS ELEVATED ABOVE CLIMO THROUGH THE WEEKEND
IN MOST LOCATIONS.

MOST OF THE GLOBAL MODEL GUIDANCE BUILDS THE EASTERN PACIFIC RIDGE
TOWARD THE COAST EARLY NEXT WEEK...WITH NORTHWEST FLOW ACROSS
UTAH. THIS RIDGING CONTINUES TO THE END OF THE MODEL
RUN...POSSIBLY BRINGING ANOTHER EXTENDED PERIOD OF DRY WEATHER.

&&

.AVIATION...VFR CONDITIONS EXPECTED AT SLC TERMINAL THROUGH THE TAF
PERIOD WITH NO AVIATION WEATHER CONCERNS. NORTHWEST WINDS WILL SHIFT
TO SOUTHEAST BETWEEN 03Z AND 04Z WITH MOSTLY CLEAR SKIES.

&&

.FIRE WEATHER....HIGH PRESSURE WILL REMAIN IN PLACE THROUGH
THURSDAY...LEADING TO PRIMARILY WARM AND DRY CONDITIONS.
SOUTHERLY WINDS WILL INCREASE WEDNESDAY AND THURSDAY AHEAD OF THE
NEXT STORM SYSTEM. ISOLATED SHOWERS AND THUNDERSTORMS ARE POSSIBLE
IN THE MOUNTAINS AS EARLY AS THURSDAY...BUT PRECIPITATION CHANCES
WILL INCREASE STATEWIDE FRIDAY THROUGH THE WEEKEND AS THE STORM
PASSES THROUGH THE REGION.

&&

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

$$

KRUSE/SCHOENING/DEWEY

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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