004
FNUS75 KFGZ 221508
FWSFGZ

Spot Forecast for East Tank...AZ-DFFM
National Weather Service Flagstaff AZ
808 AM MST Fri Aug 22 2025

Forecast is based on forecast start time of 0800 MST on August 22.
If conditions become unrepresentative, contact the
National Weather Service in Flagstaff, AZ

.DISCUSSION...Expect thunderstorms to develop between 11am and 3pm
over higher terrain, with storm motion towards the west. Outflow
winds may precede the storms, blowing out of the east at 20-30
mph. Main hazards will be heavy rain, frequent lightning and gusty
and erratic winds below the storm. Main push of storms should end
around 6-8pm, but could see a chance of nocturnal storms moving
through the area during the early morning hours. Storms are
expected to redevelop Saturday afternoon between 12pm and 3pm.
Storm motion will be towards the west or northwest. Outflow winds
blowing out of the east or southeast at 20-30 mph may precede
these storms. Main hazards again will be heavy rain, frequent
lightning and gusty and erratic winds below the storm.

.REST OF TODAY...

Chance of pcpn......60 percent.
Max temperature.....91-95.
Min humidity........17-21 percent.
Wind (20 ft)........NW 5 mph. Gusty and erratic winds expected near
                    thunderstorms.
Max Vent Rate.......Very good.
Clearing Index......721.
Mixing height.......10000 ft AGL early in the morning increasing to
                    12800 ft AGL in the afternoon, then decreasing
                    to 300 ft AGL late in the afternoon.
Transport winds.....Northwest around 0 knots increasing to around 5
                    knots.
Sky/weather.........Partly sunny. Showers likely and chance of
                    thunderstorms through the day.

.TONIGHT...

Chance of pcpn......50 percent.
Min temperature.....61-65.
Max humidity........60-64 percent.
Wind (20 ft)........NW 5 mph through 8pm, becoming light and variable
                    0-5 mph until morning. Gusty and erratic winds
                    expected near thunderstorms.
Min Vent Rate.......Poor.
Clearing Index......1.
Mixing height.......100 ft AGL.
Transport winds.....Northwest around 5 knots shifting to the
                    southwest in the late evening and overnight,
                    then shifting to the east after 3 am.
Sky/weather.........Mostly cloudy. Chance of thunderstorms in the
                    evening. Chance of showers through the night.
                    Slight chance of thunderstorms overnight.

.SATURDAY...

Chance of pcpn......80 percent.
Max temperature.....89-93.
Min humidity........21-25 percent.
Wind (20 ft)........Light winds becoming W 5 mph between 11am and
                    12pm. Gusty and erratic winds expected
                    near thunderstorms in the afternoon.
Max Vent Rate.......Very good.
Clearing Index......873.
Mixing height.......9200 ft AGL in the morning and early afternoon
                    increasing to 10900 ft AGL late in the
                    afternoon.
Transport winds.....North around 0 knots shifting to the south in
                    the late morning and early afternoon, then
                    shifting to the west late in the afternoon.
Sky/weather.........Partly sunny. Slight chance of showers in the
                    morning, then showers and chance of
                    thunderstorms in the afternoon.

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=35.3374&lon=-113.3309&clat=35.3374&clon=-113.3309

$$
Forecaster...BERNHART
Requested by...Mike Pickett
Type of request...WILDFIRE
.TAG 2520449.0/FGZ
.DELDT 08/22/25
.FormatterVersion 2.0.0
.EMAIL aidclogistics@dffm.az.gov,mmartin@dffm.az.gov