571
FNUS75 KSLC 121702
FWSSLC

Spot Forecast for Turpin RX...Utah FFSL
National Weather Service Salt Lake City UT
1102 AM MDT Tue May 12 2026

Forecast is based on ignition time of 0600 MDT on May 13.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
On Wednesday, temperatures will remain near record highs again
with low humidity and breezy wind conditions.

A primary threat to the burn site on Wednesday will isolated dry
thunderstorms with the main hazards being lightning and about a 5%
chance of erratic wind gusts in excess of 60 mph within 25 miles
of the fire, due a dry microburst threat with any storm that form.
The highest chance of impacts from a thunderstorm will be between
2pm and 6pm. The chance of a wetting rain from any storms that
develop will be near 0%.

A strong cold front passage will then follow Wednesday evening
with the gusty southwesterly winds to around 25-30 mph from the
southwest shifting to around to the northwest. Behind the cold
front Wednesday evening there is about a 40% chance of wind gusts
of 40 mph or higher for a 1 to 2 hour period behind the cold
front, starting around 9-10 pm.

.WEDNESDAY...

Sky/weather.........Partly cloudy (60-70 percent cloud cover).
CWR.................0 percent.
Chance of pcpn......10 percent.
Chance of lightning.14 percent.
Max temperature.....Around 90.
Min humidity........19-21 percent.
Wind (20 ft)........South winds 11-16 mph. Gusty and erratic winds
                    expected near thunderstorms late in the
                    afternoon.
Mixing height.......8700 ft AGL (50-60th Percentile).
Transport winds.....South 17 to 22 mph.
Clearing index......1000+.

.WEDNESDAY NIGHT...

Sky/weather.........Mostly clear (20-30 percent cloud cover).
CWR.................0 percent.
Chance of pcpn......10 percent.
Chance of lightning.10 percent.
Min temperature.....51-53.
Max humidity........45-47 percent.
Wind (20 ft)........Southwest winds 14-16 mph becoming northwest
                    8-15 mph with gusts to around 22 mph in the
                    late evening and overnight.
Mixing height.......1600 ft AGL.
Transport winds.....South around 20 mph becoming north around 14
                    mph overnight.

$$
Forecaster...Church
Requested by...Terry Michaelis
Type of request...PRESCRIBED
.TAG 2613360.1/SLC
.DELDT 05/12/26
.FormatterVersion 2.0.0
.EMAIL dustinrichards@utah.gov,tmichaelis@utah.gov