810
FNUS75 KSLC 311151
FWSSLC
SPOT FORECAST FOR SALINA CANYON EAST RX...USFS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
551 AM MDT SAT MAY 31 2025
FORECAST IS BASED ON IGNITION TIME OF 0630 MDT ON MAY 31.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HIGH PRESSURE CENTERED JUST WEST OF THE AREA WILL
MAINTAIN A WARM, GENERALLY DRY AND FAIRLY UNSTABLE AIRMASS ACROSS
THE AREA TODAY AND AGAIN SUNDAY. WINDS WILL REMAIN TERRAIN DRIVEN
THROUGH MID MORNING BEFORE THE INVERSION LIFTS AROUND 0900, ALLOWING
THIS NORTHWEST FLOW TO SURFACE, AND RH TO FALL INTO THE UPPER TEENS.
THESE WARM AND DRY CONDITIONS WILL ALLOW THE AIRMASS TO BECOME
FAIRLY UNSTABLE THIS AFTERNOON AS MIXING HEIGHTS EXCEED 10000 FEET
AGL. AFTERNOON CUMULUS DEVELOPMENT CAN BE EXPECTED AROUND THE
GENERAL AREA AND THERE IS A LOW PROBABILITY (5-10% CHANCE) A STRAY
AFTERNOON SHOWER OR THUNDERSTORM DEVELOPS NEAR THE BURN AREA THIS
AFTERNOON. CONDITIONS WILL REMAIN LARGELY UNCHANGED THROUGH MUCH OF
THE DAY SUNDAY, WITH THE EXCEPT OF AN INCREASED CHANCE FOR SHOWERS
AND THUNDERSTORMS DURING THE AFTERNOON.
A LOW PRESSURE SYSTEM WILL BRING A COOLING TREND WITH INCREASED
MOISTURE BEGINNING SUNDAY NIGHT, AND CONTINUING THROUGH AT LEAST
TUESDAY. TOTAL RAINFALL SUNDAY NIGHT THROUGH TUESDAY EVENING OF
0.25-0.40" LOOKS MOST LIKELY AT THE SITE, HOWEVER THERE REMAINS
A CHANCE (30%) FOR A LOWER RAINFALL TOTAL IN THE 0.10-0.25" RANGE.
REGARDLESS, COOLER TEMPERATURES AND ELEVATED RH CAN BE EXPECTED
THROUGH AT LEAST EARLY NEXT WEEK, WITH ADDITIONAL CHANCES FOR
PRECIPITATION THROUGHOUT THE WEEK.
TODAY
SKY/WEATHER.........SUNNY (0-5 PERCENT CLOUD COVER) UNTIL 1200,
THEN MOSTLY SUNNY (20-35 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF LIGHTNING.5 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........14-17 PERCENT.
WIND (20 FT)........WEST 3-7 MPH UNTIL 0900, THEN BECOMING NORTHWEST
6-10 MPH WITH GUSTS TO 20 MPH LATE MORNING AND
AFTERNOON.
MIXING HEIGHT.......11000 FT AGL.
CLIMATOLOGY......80-90TH PERCENTILE.
TRANSPORT WINDS.....NORTHWEST 15 MPH.
CLEARING INDEX......1000+.
TONIGHT
SKY/WEATHER.........CLEAR (0-5 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.3 PERCENT.
MIN TEMPERATURE.....53-55.
MAX HUMIDITY........36-39 PERCENT.
WIND (20 FT)........WEST 3-7 MPH.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SUNDAY
SKY/WEATHER.........SUNNY (0-5 PERCENT CLOUD COVER) THEN BECOMING
PARTLY CLOUDY (60-70 PERCENT CLOUD COVER). A
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
CWR.................5 PERCENT.
CHANCE OF PCPN......40 PERCENT.
CHANCE OF LIGHTNING.20 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........14-17 PERCENT.
WIND (20 FT)........WEST 3-7 MPH UNTIL 0900, INCREASING TO 8-12 MPH
WITH GUSTS AROUND 20 MPH LATE MORNING AND
AFTERNOON. GUSTY AND ERRATIC WINDS TO 40 MPH NEAR
THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......12300 FT AGL.
CLIMATOLOGY......80-90TH PERCENTILE.
TRANSPORT WINDS.....WEST AROUND 12 MPH.
CLEARING INDEX......1000+.
FORECASTER...SEAMAN
REQUESTED BY...KELLY CORNWALL
TYPE OF REQUEST...PRESCRIBED
.TAG 2514859.4/SLC
.DELDT 05/31/25
.FORMATTERVERSION 2.0.0
.EMAIL RYAN.MCCOLLIN@USDA.GOV,WYATT.PETERSON2@USDA.GOV,KELLY.CORNWALL@USDA.GOV
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