887
FNUS75 KSLC 242155
FWSSLC
SPOT FORECAST FOR BEAR RIVER MBR 2C...USFWS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
355 PM MDT THU SEP 24 2026
FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON SEPTEMBER 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MILD AND DRY SOUTHWESTERLY FLOW WILL RESIDE ACROSS
THE BURN AREA THROUGHOUT THE DAY FRIDAY. WINDS WILL REMAIN LIGHT
THROUGH THE MORNING WITH A TRANSITION FROM EASTERLY TO SOUTHERLY,
BEFORE THESE SOUTHWEST WINDS SURFACE BY 1300 AS THE MORNING
INVERSION BREAKS. GUSTY SOUTHWEST WINDS WILL FOLLOW THROUGH THE
REMAINDER OF THE DAY. AS THE INVERSION BREAKS, TEMPERATURES WILL
CLIMB INTO THE LOW 80S WHILE RH VALUES FALL BELOW 30% BY MID-
AFTERNOON. THE COMBINATION OF GUSTY SOUTHWEST WINDS AND ELEVATED
MIXING HEIGHTS WILL BOOST THE CLEARING INDEX WELL ABOVE 500 FRIDAY
AFTERNOON. FRIDAY NIGHT A WEAK COLD FRONT WILL SHIFT WINDS TO
NORTHERLY AROUND MIDNIGHT, WITH A MORE STABLE AIRMASS SETTLING
OVER THE AREA SATURDAY.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....81-84.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........EAST 2-4 MPH UNTIL 0900, THEN BECOMING SOUTH
3-6 MPH THROUGH NOON, AND FINALLY SHIFTING TO
SOUTHWEST 5-9 MPH WITH GUSTS 14-18 MPH AROUND
1300.
MIXING HEIGHT.......RISING TO AROUND 7500 FT AGL DURING THE
AFTERNOON (40-50TH PERCENTILE).
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
CLEARING INDEX......1000+.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT CLOUD COVER).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....51-53.
MAX HUMIDITY........60-62 PERCENT.
WIND (20 FT)........SOUTH 2-5 MPH SHIFTING TO NORTHWEST 5-9 MPH
AROUND MIDNIGHT.
MIXING HEIGHT.......FALLING TO AROUND 500 FT AGL BY LATE EVENING.
TRANSPORT WINDS.....SOUTHWEST 10 MPH BECOMING NORTH 10 MPH
OVERNIGHT.
SATURDAY
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 80.
MIN HUMIDITY........27-32 PERCENT.
WIND (20 FT)........NORTH 4-8 MPH BECOMING SOUTH 4-8 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......4700 FT AGL (20-30TH PERCENTILE).
TRANSPORT WINDS.....NORTH 10 MPH BECOMING SOUTHWEST AROUND 10 MPH
IN THE AFTERNOON.
CLEARING INDEX......450.
FORECASTER...SEAMAN
REQUESTED BY...ANDY BUYERS
TYPE OF REQUEST...PRESCRIBED
.TAG 2622411.0/SLC
.DELDT 09/24/26
.FORMATTERVERSION 2.0.0
.EMAIL ANDREW_BUYERS@FWS.GOV
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