838
FNUS75 KFGZ 052054
FWSFGZ

Spot Forecast for Billy Fire...USFS
National Weather Service Flagstaff AZ
154 PM MST Tue Aug 5 2025

Forecast is based on forecast start time of 0600 MST on August 06.
If conditions become unrepresentative, contact the
National Weather Service in Flagstaff, AZ

.DISCUSSION...It will continue hot and mainly dry. There will
be a moisture increase which will introduce a slight chance (10%) of
a late afternoon/early evening shower or thunderstorm. Should a shower
or storm develop the main impact will be gusty/erratic winds and
cloud-to-ground lightning. Any precipitation would likely amount to a
few sprinkles or light shower. Daytime breezes will remain west
to southwest at 5 to 15 mph with light drainage winds at night.
Minimum RH values will remain in the teens

.WEDNESDAY...

Sky/weather.........Mostly Sunny. Slight chance of a late afternoon
                    shower or thunderstorm.
Chance of pcpn......10 percent.
Max temperature.....Around 87 to 90.
Min humidity........12 to 14 percent.
Wind (20 ft)........Light and variable winds at 1 to 4 mph until 10:00 AM
                    becoming west at 5 to 15 mph. Gusty and erratic winds
                    expected near thunderstorms.
Mixing height.......9900 ft AGL in the morning increasing to 16000
                    ft AGL late in the morning.
Transport winds.....Northeast around 5 knots shifting to the south
                    in the late morning and early afternoon, then
                    shifting to the southwest late in the
                    afternoon.

.WEDNESDAY NIGHT...

Sky/weather.........Mostly clear.
Chance of pcpn......0 percent.
Min temperature.....Around 60 to 64.
Max humidity........35 to 40 percent.
Wind (20 ft)........Northwest winds 3 to 7 mph until Midnight
                    then shifting to north at 1 to 4 mph. Gusty and
                    erratic winds expected near thunderstorms in the
                    evening.
Mixing height.......100 ft AGL.
Transport winds.....Northwest around 10 knots shifting to the north
                    overnight.

.THURSDAY...

Sky/weather.........Mostly Sunny. Slight chance of a late afternoon
                    shower or thunderstorm.
Chance of pcpn......10 percent.
Max temperature.....Around 88 to 91.
Min humidity........11 to 14 percent.
Wind (20 ft)........Light and variable winds at 1 to 4 mph until 9:00 AM
                    becoming southwest at 5 to 15 mph. Gusty and
                    erratic winds expected near thunderstorms in the
                    evening.
Mixing height.......10000 ft AGL in the morning increasing to 16400
                    ft AGL late in the morning.
Transport winds.....South around 10 knots.

A weather forecast table for your SPOT location is linked.
The information provided by this site is for planning purposes only
and is not intended to substitute information provided by an official
National Weather Service SPOT forecast.
https://www.weather.gov/dlh/fwd?lat=33.8395&lon=-110.9&clat=33.8395&clon=-110.9

$$
Forecaster...MCCOLLUM
Requested by...Tom Stevens
Type of request...WILDFIRE
.TAG 2519379.0/FGZ
.DELDT 08/05/25
.FormatterVersion 2.0.0
.EMAIL tom_stevens@firenet.gov