Suppression Forecast
Issued by NWS Flagstaff, AZ

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FNUS75 KFGZ 061335
FWSFGZ

Spot Forecast for UBC...USFS
National Weather Service Flagstaff AZ
635 AM MST Thu May 6 2021

Forecast is based on ignition time of 0700 MST on May 06.
If conditions become unrepresentative, contact the
National Weather Service in Flagstaff, AZ

.DISCUSSION...High pressure over the area will begin to move
east today allowing breezy southerly winds to return. Today
will be the warmest day of the week with low afternoon humidity.
Temperatures will begin to decrease tomorrow though very low
humidity continues. In addition, southwest winds will increase
on Friday and conditions will be approaching critical fire weather
conditions.

.TODAY...

Sky/weather.........Mostly sunny.
Chance of pcpn......0 percent.
Max temperature.....Around 77.
Min humidity........12 percent.
Wind (20 ft)........Light winds becoming south to southwest around
                    10 to 15 mph in the afternoon. Gusts up to 25 mph
                    in the late morning and afternoon.
LAL.................1.
Haines Index........6 or high potential for large plume dominated
                    fire growth.
Max Vent Rate.......Excellent.
Clearing Index......2395.
Mixing height.......11900 ft agl.
Transport winds.....South 10 to 15 mph increasing to southwest 20
                    to 25 mph in the afternoon.

.TONIGHT...

Sky/weather.........Mostly clear.
Chance of pcpn......0 percent.
Min temperature.....Around 41.
Max humidity........50 percent.
Wind (20 ft)........Southwest winds around 10 mph in the evening
                    decreasing to below 5 mph after sunset.
LAL.................1.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Min Vent Rate.......Poor.
Clearing Index......2.
Mixing height.......100 ft agl.
Transport winds.....Southwest 10 to 15 mph decreasing to 5 to 10
                    mph overnight.

.FRIDAY...

Sky/weather.........Mostly sunny.
Chance of pcpn......0 percent.
Max temperature.....Around 71.
Min humidity........11 percent.
Wind (20 ft)........Southwest winds around 15 mph. Gusts up to
                    35 mph.
LAL.................1.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Max Vent Rate.......Excellent.
Clearing Index......2395.
Mixing height.......8300 ft agl.
Transport winds.....South around 15 mph increasing to southwest 25
                    to 30 mph in the late morning and afternoon.

$$
Forecaster...M TAYLOR
Requested by...Dave Kempton
Type of request...PRESCRIBED
.TAG 2111769.0/FGZ
.DELDT 05/06/21
.FormatterVersion 1.0.26
.EMAIL ryan.russart@usda.gov,david.kempton@usda.gov


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