752
FNUS75 KSLC 271957
FWSSLC
SPOT FORECAST FOR COTTONWOOD FIRE 07272026...USFS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
157 PM MDT MON JUL 27 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 MDT ON JULY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A SLIGHT DRYING TREND WILL TAKE PLACE OVER SOUTHWEST
THROUGH WEST-CENTRAL UTAH FOR TUESDAY. THIS WILL LEAD TO A SLIGHT
DOWNTREND IN RELATIVE HUMIDITY AND REDUCED CHANCES FOR ANY SHOWERS
AND THUNDERSTORMS AT THE BURN SITE. MOISTURE IS EXPECTED TO
INCREASE BRIEFLY AGAIN ON WEDNESDAY, RESULTING IN SCATTERED
SHOWERS AND THUNDERSTORMS FOR WEDNESDAY AFTERNOON AND EVENING
BEFORE A MORE EXTENDED DRYING TREND TAKES HOLD. AFTERNOON MAX
TEMPERATURES WILL CHANGE LITTLE DAY TO DAY, REMAINING IN THE MID
TO UPPER 70S BETWEEN 8500-9000 FEET, AND IN THE MID TO UPPER 60S
NEAR 10000 FEET. WINDS WILL REMAIN IN A GENERAL SOUTHWESTERLY
DIRECTION FOR BOTH TUESDAY AND WEDNESDAY AFTERNOONS, SIGHTLY
STRONGER ON WEDNESDAY. EXPECT LIGHT DRAINAGE WINDS DURING THE
NIGHTTIME HOURS.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT CLOUD COVER).
CWR.................5 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF LIGHTNING.10 PERCENT.
MAX TEMPERATURE.....76-79.
MIN HUMIDITY........32-35 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWNCANYON WINDS 2 TO 5 MPH BECOMING
SOUTHWEST 5 TO 10 MPH WITH GUSTS TO AROUND 22
MPH AFTER 1100.
MIXING HEIGHT.......8800 FT AGL (70-80TH PERCENTILE).
TRANSPORT WINDS.....SOUTHWEST 8 TO 10 MPH.
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF LIGHTNING.5 PERCENT.
MIN TEMPERATURE.....54-57.
MAX HUMIDITY........60-63 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH BECOMING
DOWNSLOPE/DOWNCANYON 2 TO 5 MPH AFTER 2000.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 9 MPH.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
CWR.................15 PERCENT.
CHANCE OF PCPN......30 PERCENT.
CHANCE OF LIGHTNING.30 PERCENT.
MAX TEMPERATURE.....76-79.
MIN HUMIDITY........35-38 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWNCANYON WINDS 2 TO 5 MPH BECOMING
SOUTHWEST 6 TO 12 MPH WITH GUSTS UP TO 24 MPH
AFTER 1000. ERRATIC WINDS WITH GUSTS UP TO 40
MPH POSSIBLE NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......8400 FT AGL (60-70TH PERCENTILE).
TRANSPORT WINDS.....SOUTHWEST 7 TO 13 MPH.
FORECASTER...CHENG
REQUESTED BY...BRIAN MONROE
TYPE OF REQUEST...WILDFIRE
.TAG 2618405.0/SLC
.DELDT 07/27/26
.FORMATTERVERSION 2.0.0
.EMAIL BRIAN_WATTS@FIRENET.GOV,BRIAN.MONROE@USDA.GOV
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