222
FNUS75 KSLC 200358
FWSSLC
SPOT FORECAST FOR UNIFIED HMGP...UFA
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
958 PM MDT SUN OCT 19 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 MDT ON OCTOBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HIGH PRESSURE WILL BUILD INTO THE REGION BEHIND SUNDAY'S
COLD FRONT, BRINGING MORE STABLE CONDITIONS TO THE BURN SITE.
WITH LIMITED MIXING, THE CLEARING INDEX WILL REMAIN POOR, PEAKING
AT AROUND 200-250. HIGH PRESSURE WILL SHIFT EASTWARD TUESDAY,
THOUGH MIXING WILL BE EVEN MORE LIMITED, WITH CLEARING WELL INTO
THE POOR RANGE, STRUGGLING TO EXCEED 50-100.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER) THEN
BECOMING MOSTLY SUNNY (10-20 PERCENT CLOUD
COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 40.
MIN HUMIDITY........39-41 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5-10 MPH BECOMING 10-20 MPH AFTER 1100.
MIXING HEIGHT.......2000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
TRANSPORT WINDS.....NORTHWEST AROUND 18 MPH.
CLEARING INDEX......220.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....27-29.
MAX HUMIDITY........39-41 PERCENT.
WIND (20 FT)........WEST WINDS 5-10 MPH BECOMING SOUTHWEST
OVERNIGHT.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 6 MPH BECOMING WEST AROUND 5
MPH OVERNIGHT.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........28-30 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5-10 MPH.
MIXING HEIGHT.......2000 FT AGL.
CLIMATOLOGY......20-30TH PERCENTILE.
TRANSPORT WINDS.....SOUTH AROUND 6 MPH.
CLEARING INDEX......80.
FORECASTER...KRUSE
REQUESTED BY...ROB WHITTEN
TYPE OF REQUEST...PRESCRIBED
.TAG 2523931.0/SLC
.DELDT 10/19/25
.FORMATTERVERSION 2.0.0
.EMAIL RWHITTEN@UNIFIEDFIREUT.GOV
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