Spot Forecast
Issued by NWS Salt Lake City, UT
Issued by NWS Salt Lake City, UT
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FNUS75 KSLC 101226
FWSSLC
Spot Forecast for North Zone Timber piles...USFS
National Weather Service Salt Lake City UT
526 AM MST Wed Dec 10 2025
Forecast is based on ignition time of 0600 MST on December 10.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...A dry and stable northwesterly flow will remain in
place over the burn site through the end of the week. The
relatively light winds combined with low mixing heights will lead
to low clearing index well below 500 through the weekend.
Temperatures will remain warm for this time of year. Humidities
will increase from yesterday, but will trend lower tomorrow
through the rest of the week. A more unsettled pattern may develop
by next Tuesday, but no significant precipitation is in sight at
this time.
.TODAY...
Sky/weather.........Partly cloudy(30-40 percent cloud cover) then
becoming mostly sunny (15-25 percent cloud
cover).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Max temperature.....43-46.
Min humidity........56-58 percent.
Wind (20 ft)........Northwest winds 5-10 mph.
Mixing height.......1800 ft AGL.
Climatology......20-30th Percentile.
Transport winds.....Northwest 9 to 13 mph.
Clearing index......180.
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent cloud cover).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Min temperature.....29-32.
Max humidity........66-69 percent.
Wind (20 ft)........North winds 4-7 mph.
Mixing height.......400 ft AGL.
Transport winds.....Northwest around 6 mph.
.THURSDAY...
Sky/weather.........Sunny (0-10 percent cloud cover).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of lightning.0 percent.
Max temperature.....45-48.
Min humidity........43-45 percent.
Wind (20 ft)........North winds 4-6 mph becoming northwest 5-10 mph
in the afternoon.
Mixing height.......1600 ft AGL.
Climatology......20-30th Percentile.
Transport winds.....Northwest 7 to 12 mph.
Clearing index......150.
$$
Forecaster...Cheng
Requested by...Kyler hatch
Type of request...PRESCRIBED
.TAG 2527112.4/SLC
.DELDT 12/10/25
.FormatterVersion 2.0.0
.EMAIL Kyler.hatch@usda.gov