FNUS75 KFGZ 041121
FWSFGZ

SPOT FORECAST FOR COOPER...GNP GRAND CANYON NP
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
421 AM MST SUN AUG 4 2013

FORECAST IS BASED ON REQUEST TIME OF 2026 MST ON AUGUST 03.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MONSOON MOISTURE AND INSTABILITY SHOULD INCREASE ACROSS NORTHWEST ARIZONA
TODAY AND REMAIN IN PLACE THROUGH MONDAY. THIS MEANS A HIGHER CHANCE OF SHOWERS
AND THUNDERSTORMS FOR THE FIRE SITE.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY...THEN BECOMING MOSTLY CLOUDY. A
                    CHANCE OF SHOWERS AND THUNDERSTORMS...MAINLY IN
                    THE AFTERNOON.
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........23 PCT.
WINDS (20 FT).......SOUTHWEST WINDS 5 TO 12 MPH. AFTERNOON GUSTS TO 18 MPH.
LAL.................3.
HAINES INDEX........4 LOW.
MAX VENT RATE.......GOOD (61100 KNOT-FT).
CLEARING INDEX......611.
MIXING HEIGHT.......1000 FT AGL...INCREASING TO 8100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 KNOTS.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY...THEN BECOMING PARTLY CLOUDY. A
                    SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....AROUND 56.
MAX HUMIDITY........51 PCT.
WINDS (20 FT).......WEST WINDS AROUND 5 MPH IN THE
                    EVENING...BECOMING LIGHT.
LAL.................2.
HAINES INDEX........3 VERY LOW.
MIN VENT RATE.......POOR (800 KNOT-FT).
CLEARING INDEX......8.
MIXING HEIGHT.......4700 FT AGL EARLY IN THE EVENING...DECREASING
                    TO 300 FT AGL IN THE LATE EVENING AND
                    OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 KNOTS.

.MONDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
                    THUNDERSTORMS...MAINLY IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........22 PCT.
WINDS (20 FT).......WEST WINDS AROUND 10 MPH.
LAL.................3.
HAINES INDEX........3 VERY LOW.
MAX VENT RATE.......VERY GOOD (97000 KNOT-FT).
CLEARING INDEX......970.
MIXING HEIGHT.......800 FT AGL...INCREASING TO 9300 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 15 KNOTS.

$$
FORECASTER...41
REQUESTED BY...WILLIAMS DISPATCH CENTER
REASON FOR REQUEST...WILDFIRE
.TAG 20130803.COOPE.02/FGZ