FNUS75 KFGZ 071240
FWSFGZ

SPOT FORECAST FOR TIP-OVER FIRE...NPS-GRAND CANYON NP
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
540 AM MST SUN AUG 7 2011

FORECAST IS BASED ON REQUEST TIME OF 1825 MST ON AUGUST 06.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...DRY AIR WILL REMAIN OVER THE FIRE SITE TODAY WITH
LIGHT SOUTHWEST WINDS. LIMITED MOISTURE WILL WORK INTO THE AREA BY
MONDAY...WITH A SLIGHT CHANCE OF HIGH BASED SHOWERS AND
THUNDERSTORMS DEVELOPING BY AFTERNOON.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....74 TO 76.
MIN HUMIDITY........20 TO 22 PERCENT.
WINDS (20 FT).......SOUTHWEST WINDS INCREASING TO 5 TO 8 MPH WITH
                    GUSTS TO 14 MPH AFTER 1100L.
LAL.................1.
HAINES INDEX........4 LOW.
MAX VENT RATE.......EXCELLENT (118000 KNOT-FT).
CLEARING INDEX......1180.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....45 TO 47.
MAX HUMIDITY........60 TO 70 PERCENT.
WINDS (20 FT).......EVENING SOUTHWEST WINDS 5 TO 8 MPH BECOMING
                    LIGHT AND VARIABLE LESS THAN 3 MPH AFTER 2000L.
LAL.................1.
HAINES INDEX........5 MODERATE.
MIN VENT RATE.......POOR (3600 KNOT-FT).
CLEARING INDEX......36.

.MONDAY...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....74 TO 76.
MIN HUMIDITY........21 TO 23 PERCENT.
WINDS (20 FT).......SOUTHWEST WINDS INCREASING TO 4 TO 6 MPH WITH
                    GUSTS TO 12 MPH AFTER 1100L.
LAL.................2.
HAINES INDEX........5 MODERATE.
MAX VENT RATE.......VERY GOOD (89000 KNOT-FT).
CLEARING INDEX......890.

$$
FORECASTER...PETERSON
REQUESTED BY...LI BRANNFORS
REASON FOR REQUEST...WILDFIRE
.TAG 20110806.TIPOV.01/FGZ