Area Forecast Discussion
Issued by NWS Salt Lake City, UT

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000
FXUS65 KSLC 241523
AFDSLC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
923 AM MDT MON AUG 24 2015

.SYNOPSIS...A RIDGE OF HIGH PRESSURE OVER THE REGION WILL PERSIST
THROUGH THE EARLY PART OF THE WEEK. MOISTURE WILL SPREAD NORTHWARD
ACROSS THE AREA MIDWEEK...AS AN UPPER LEVEL DISTURBANCES ROTATES
ACROSS THE REGION.

&&

.DISCUSSION...A RIDGE CENTERED OVER UTAH THIS MORNING WILL AMPLIFY
TODAY AND LEAD TO ABOVE NORMAL TEMPERATURES ACROSS A MAJORITY OF THE
AREA. OTHERWISE...MODEST MOISTURE WITH PWATS AROUND 0.7 INCHES
REMAIN IN PLACE ACROSS NORTHERN AND CENTRAL UTAH WHILE PWATS ARE
CLOSER TO AN INCH ALONG THE ARIZONA BORDER. A FEW SHOWERS ARE MOVING
THROUGH THE FAR NORTHEASTERN PORTIONS OF THE FORECAST AREA THIS
MORNING...BUT SHOULD EXIT EAST IN THE NEXT HOUR OR TWO. MODELS
CONTINUE TO INDICATE DRIER AIR SPREADING IN FROM THE WEST THIS
AFTERNOON...WHICH SHOULD LIMIT ANY CONVECTION TO THE SPINE OF UTAH
AND EASTERN VALLEYS.

AS THE RIDGE AXIS SHIFTS EAST TOMORROW...A MORE SOUTHERLY FLOW
DEVELOPS OVER UTAH WHICH WILL SPREAD MOISTURE IN FROM THE SOUTH.
EXPECT TO SEE A BIT MORE CONVECTIVE ACTIVITY TOMORROW
AFTERNOON...ESPECIALLY ACROSS SOUTHERN UTAH. IN ADDITION...A
SHORTWAVE DISTURBANCE IS STILL PROGGED TO LIFT NORTH ACROSS UTAH
TOMORROW EVENING INTO WEDNESDAY...WHICH WILL BRING WIDESPREAD
PRECIPITATION TO THE AREA.

HAVE UPDATED THE FORECAST MAINLY TO BOOST POPS ACROSS NORTHEAST UTAH
AND SOUTHWEST WYOMING TODAY AND TO INCREASE SKY COVER FOR A FEW
ZONES.

&&

.FIRE WEATHER...LIMITED MOISTURE WILL KEEP CONVECTION MAINLY OVER
THE UINTAS AND THE CENTRAL AND SOUTHERN MOUNTAINS TODAY. A
DISTURBANCE MOVING UP FROM MEXICO WILL BRING MONSOONAL MOISTURE BACK
INTO SOUTHERN UTAH TUESDAY AND SPREAD IT ACROSS THE ENTIRE FIRE
WARNING AREA WEDNESDAY. LOCALIZED WETTING RAINS WILL LIKELY OCCUR
BUT THEN IN THE WAKE OF THIS DISTURBANCE A DRIER SOUTHWEST FLOW WILL
RETURN FOR THE END OF THE WEEK. WINDS WILL LIKELY INCREASE FRIDAY
AND SATURDAY...ESPECIALLY OVER WESTERN VALLEYS.

&&

.AVIATION...THE SLC TERMINAL WILL SEE SOUTHEAST WINDS THIS MORNING
UNTIL 19Z BEFORE SHIFTING TO THE NORTHWEST. THERE IS A 30 PERCENT
CHANCE THAT THE WIND SHIFT WILL HOLD OFF UNTIL 20Z. THERE ARE NO
OTHER METEOROLOGICAL CONCERNS FOR THE TAF PERIOD.

&&


&&

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

$$

CHENG/TRAPHAGAN

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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