FNUS75 KFGZ 021241
FWSFGZ

SPOT FORECAST FOR SKINNER FIRE...GNP GRAND CANYON NP
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
541 AM MST FRI AUG 2 2013

FORECAST IS BASED ON REQUEST TIME OF 1833 MST ON AUGUST 01.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MONSOON MOISTURE AND INSTABILITY WILL PRODUCE SCATTERED SHOWERS AND
THUNDERSTORMS AROUND THE GRAND CANYON FOR THE NEXT SEVERAL DAYS. WETTING
RAIN AMOUNTS ARE PROBABLE.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY...THEN BECOMING MOSTLY CLOUDY. A
                    CHANCE OF SHOWERS AND THUNDERSTORMS AFTER 1100L.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........34 PCT.
WINDS (20 FT).......SOUTHWEST WINDS AROUND 10 MPH. GUSTS UP TO 20
                    MPH IN THE AFTERNOON.
LAL.................3.
HAINES INDEX........3 VERY LOW.
MAX VENT RATE.......EXCELLENT (120300 KNOT-FT).
MIXING HEIGHT.......900 FT AGL...INCREASING TO 8400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY...THEN BECOMING PARTLY CLOUDY. A
                    CHANCE OF SHOWERS AND THUNDERSTORMS...MAINLY IN
                    THE EVENING.
MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........83 PCT.
WINDS (20 FT).......SOUTHWEST WINDS AROUND 5 MPH IN THE
                    EVENING...BECOMING LIGHT.
LAL.................3.
HAINES INDEX........3 VERY LOW.
MIN VENT RATE.......POOR (300 KNOT-FT).
MIXING HEIGHT.......5700 FT AGL EARLY IN THE EVENING...DECREASING
                    TO 200 FT AGL IN THE LATE EVENING AND
                    OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 KNOTS...DECREASING TO AROUND
                    5 KNOTS EARLY IN THE MORNING.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY...THEN BECOMING MOSTLY CLOUDY. A
                    CHANCE OF SHOWERS AND THUNDERSTORMS...MAINLY IN
                    THE AFTERNOON.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........29 PCT.
WINDS (20 FT).......SOUTHWEST WINDS AROUND 5 MPH.
LAL.................3.
HAINES INDEX........3 VERY LOW.
MAX VENT RATE.......VERY GOOD (83600 KNOT-FT).
MIXING HEIGHT.......700 FT AGL...INCREASING TO 9400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 KNOTS.

$$
FORECASTER...41
REQUESTED BY...MICHAEL SEDGEMAN
REASON FOR REQUEST...WILDFIRE
.TAG 20130801.SKINN.01/FGZ