081
FNUS75 KSLC 202323
FWSSLC
SPOT FORECAST FOR GRANTEE SPRINGS PILE RX...FFSL TOOELE COUNTY
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
523 PM MDT TUE OCT 20 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON OCTOBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SHOWERS WITH SOME EMBEDDED THUNDERSTORMS WILL
DEVELOP OVER THE BURN SITE BY MID-AFTERNOON THURSDAY, WITH PERIODS
OF RAIN, HEAVY AT TIMES, CONTINUING INTO FRIDAY BEFORE TAPERING
OFF LATE FRIDAY/EARLY SATURDAY. CURRENT EXPECTATION IS FOR THE
BURN TO SEE BETWEEN 0.5 TO 1.0 INCH OF PRECIPITATION THURSDAY
THROUGH SATURDAY. WINDS WILL BE OCCASIONALLY BREEZY BOTH THURSDAY
AND FRIDAY, WITH A LOW CHANCE OF BECOMING STRONG AT TIMES WITH ANY
THUNDERSTORMS. DRIER WEATHER IS THEN EXPECTED OVER THE WEEKEND.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT CLOUD COVER).
SLIGHT CHANCE OF RAIN LATE IN THE MORNING, THEN
RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
CWR.................45 PERCENT.
CHANCE OF PCPN......60 PERCENT.
CHANCE OF LIGHTNING.20 PERCENT.
MAX TEMPERATURE.....58-62.
MIN HUMIDITY........64-68 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8-12 MPH. GUSTS UP TO 25 MPH
IN THE AFTERNOON. GUSTY OUTFLOW WINDS NEAR
THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......5700 FT AGL (30-40TH PERCENTILE).
TRANSPORT WINDS.....SOUTHEAST WINDS 12-18 MPH.
CLEARING INDEX......880.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (85-95 PERCENT CLOUD COVER).
CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN
SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF
THUNDERSTORMS OVERNIGHT.
CWR.................90 PERCENT.
CHANCE OF PCPN......100 PERCENT.
CHANCE OF LIGHTNING.25 PERCENT.
MIN TEMPERATURE.....40-44.
MAX HUMIDITY........96-100 PERCENT.
WIND (20 FT)........SOUTH WINDS 8-12 MPH WITH GUSTS TO AROUND 25
MPH. GUSTY OUTFLOW WINDS NEAR THUNDERSTORMS.
MIXING HEIGHT.......1400 FT AGL.
TRANSPORT WINDS.....SOUTH WINDS 12-18 MPH.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (85-95 PERCENT CLOUD COVER). RAIN
EARLY IN THE MORNING, THEN RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE LATE
MORNING AND AFTERNOON.
CWR.................70 PERCENT.
CHANCE OF PCPN......90 PERCENT.
CHANCE OF LIGHTNING.20 PERCENT.
MAX TEMPERATURE.....40-44.
MIN HUMIDITY........90-94 PERCENT.
WIND (20 FT)........SOUTH WINDS 8-12 MPH. GUSTY OUTFLOW WINDS NEAR
THUNDERSTORMS IN THE LATE MORNING AND
AFTERNOON.
MIXING HEIGHT.......3200 FT AGL (20-30TH PERCENTILE).
TRANSPORT WINDS.....SOUTH WINDS 12-18 MPH.
CLEARING INDEX......580.
FORECASTER...TRAPHAGAN
REQUESTED BY...TREVER WHITING
TYPE OF REQUEST...PRESCRIBED
.TAG 2624196.0/SLC
.DELDT 10/20/26
.FORMATTERVERSION 2.0.0
.EMAIL TAWHITING@UTAH.GOV
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