Suppression Forecast
Issued by NWS Flagstaff, AZ

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000
FNUS75 KFGZ 211809
FWSFGZ

SPOT FORECAST FOR TONTO SOUTH...BIA
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1109 AM MST FRI NOV 21 2014

FORECAST IS BASED ON IGNITION TIME OF 1130 MST ON NOVEMBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A LOW PRESSURE SYSTEM PASSING THROUGH SOUTHERN
ARIZONA TODAY WILL RESULT IN EXTENSIVE CLOUD COVER AND A SLIGHT
CHANCE OF LIGHT SHOWERS THROUGH EARLY THIS EVENING. EXPECT
CLEARING CONDITIONS WITH POOR VENTILATION TONIGHT AND FAIR WEATHER
RETURNING ON SATURDAY.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND
                    SNOW SHOWERS.
MAX TEMPERATURE.....AROUND 48.
MIN HUMIDITY........32 PCT.
WINDS (20 FT).......SOUTH WINDS AROUND 5 MPH.
LAL.................1.
HAINES INDEX........4 LOW.
MAX VENT RATE.......GOOD (45000 KNOT-FT).
CLEARING INDEX......450.
MIXING HEIGHT.......1000 FT AGL IN THE MORNING...INCREASING TO 4800
                    FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH 5 TO 10 KNOTS.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY...THEN BECOMING PARTLY CLOUDY. A
                    SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING.
MIN TEMPERATURE.....AROUND 24.
MAX HUMIDITY........81 PCT.
WINDS (20 FT).......LIGHT WINDS.
LAL.................1.
HAINES INDEX........2 VERY LOW.
MIN VENT RATE.......POOR (300 KNOT-FT).
CLEARING INDEX......3.
MIXING HEIGHT.......2400 FT AGL UNTIL EARLY MORNING...DECREASING TO
                    100 FT AGL EARLY IN THE MORNING.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 KNOTS...BECOMING NORTHEAST
                    AFTER MIDNIGHT.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........29 PCT.
WINDS (20 FT).......WEST TO NORTHWEST WINDS AROUND 10 MPH WITH
                    GUSTS UP TO 20 MPH.
LAL.................1.
HAINES INDEX........3 VERY LOW.
MAX VENT RATE.......GOOD (56400 KNOT-FT).
CLEARING INDEX......564.
MIXING HEIGHT.......1200 FT AGL IN THE MORNING...INCREASING TO 3700
                    FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTH 5 TO 10 KNOTS...BECOMING WEST 10 TO 15
                    KNOTS IN THE AFTERNOON.

$$
FORECASTER...SCHWITZER
REQUESTED BY...AMOS TATE
REASON FOR REQUEST...PRESCRIBED
.TAG 20141121.TONTO.01/FGZ





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