862
FNUS75 KSLC 101208
FWSSLC
SPOT FORECAST FOR MILLCREEK RX...USFS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
608 AM MDT FRI OCT 10 2025
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON OCTOBER 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
RAIN SHOWERS WILL DECREASE THIS MORNING, WITH A
A RELATIVE LULL IN PRECIPITATION THROUGH EARLY AFTERNOON. SHOWERS
ARE EXPECTED TO INCREASE MORE OVER THE BURN AREA AFTER 1500, AND
CONTINUE AT TIMES THROUGH TOMORROW. WETTING RAIN WILL BE LIKELY,
WITH BRIEF PERIODS OF HEAVY RAIN POSSIBLE. THE BEST WINDOW FOR
HEAVY RAIN LOOKS TO BE BETWEEN LATE AFTERNOON AND EARLY EVENING
TODAY AND LATE TONIGHT INTO TOMORROW MORNING. TOMORROW AFTERNOON,
SOUTHWEST WINDS WILL INCREASE AND THERE WILL BE AN INCREASED
THREAT OF STRONGER THUNDERSTORMS PRODUCING GUSTY AND ERRATIC WINDS
AND HAIL ALONG WITH HEAVY RAIN. A STRONG COLD FRONT WILL THEN
CROSS THE AREA TOMORROW EVENING, BRINGING ANOTHER ROUND OF
POTENTIAL HEAVY RAIN. SIGNIFICANT RAINFALL OF BETWEEN 1.0-1.75
INCHES CAN BE EXPECTED OVER THE NEXT 48 HOURS. BEHIND THE COLD
FRONT SATURDAY NIGHT THROUGH SUNDAY MORNING, SNOW LEVELS AS LOW AS
6000-6500 FT WILL BRING LIGHT ACCUMULATING SNOW TO THE BURN SITE,
WITH UP TO 2 INCHES EXPECTED. GOOD MIXING CONDITIONS TODAY WILL
INCREASE MORE FOR TOMORROW.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER). RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN RAIN SHOWERS LIKELY AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CWR.................70 PERCENT.
CHANCE OF PCPN......80 PERCENT.
CHANCE OF LIGHTNING.35 PERCENT.
MAX TEMPERATURE.....53-56.
MIN HUMIDITY........79-82 PERCENT.
WIND (20 FT)........SOUTH WINDS 4-8 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......2200 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
CLEARING INDEX......660.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (60-70 PERCENT CLOUD COVER) THEN
BECOMING MOSTLY CLOUDY (70-80 PERCENT CLOUD
COVER). CHANCE OF SHOWERS AND THUNDERSTORMS.
CWR.................40 PERCENT.
CHANCE OF PCPN......50 PERCENT.
CHANCE OF LIGHTNING.30 PERCENT.
MIN TEMPERATURE.....45-48.
MAX HUMIDITY........97-100 PERCENT.
WIND (20 FT)........SOUTH WINDS 6-12 MPH DECREASING TO 4-8 MPH AFTER
MIDNIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 17 MPH.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER). RAIN
SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS
AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CWR.................70 PERCENT.
CHANCE OF PCPN......90 PERCENT.
CHANCE OF LIGHTNING.35 PERCENT.
MAX TEMPERATURE.....51-54.
MIN HUMIDITY........75-78 PERCENT.
WIND (20 FT)........SOUTH WINDS 4-8 MPH BECOMING SOUTH-SOUTHWEST
7-12 MPH WITH GUSTS TO AROUND 20 MPH IN THE
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS.
MIXING HEIGHT.......3800 FT AGL.
CLIMATOLOGY......30-40TH PERCENTILE.
TRANSPORT WINDS.....SOUTHWEST 22 TO 31 MPH.
CLEARING INDEX......1000+.
FORECASTER...CHENG
REQUESTED BY...CARLOS SANDOVAL
TYPE OF REQUEST...PRESCRIBED
.TAG 2523283.0/SLC
.DELDT 10/10/25
.FORMATTERVERSION 2.0.0
.EMAIL RICHARD.NIELSON@USDA.GOV,CARLOS.SANDOVAL@USDA.GOV,PETER.NOBLE@USDA.GOV
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