FNUS75 KFGZ 161644
FWSFGZ

SPOT FORECAST FOR TUSAYAN SOUTH...KNF KAIBAB NF
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
945 AM MST WED SEP 16 2009

FORECAST IS BASED ON IGNITION TIME OF 0950 MST ON SEPTEMBER 16.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A LOW PRESSURE SYSTEM WILL MOVE ACROSS ARIZONA TODAY
AND THURSDAY. ALTHOUGH COLDER TEMPERATURES ALOFT WITH THIS SYSTEM
WILL RESULT IN STEEPENING LAPSE RATES AND INCREASED MID-LEVEL
INSTABILITY...LOW LEVELS OF THE AIRMASS WILL REMAIN DRY. EXPECT A
CHANCE OF MAINLY HIGH-BASED THUNDERSTORMS THIS AFTERNOON...
CONTINUING ON THURSDAY.



.TODAY...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. A
                    SLIGHT CHANCE OF THUNDERSTORMS.
MAX TEMPERATURE.....73 TO 75.
MIN HUMIDITY........20 TO 25 PCT.
20-FOOT WINDS.......LIGHT WINDS BECOMING NORTHEAST 6 TO 10 MPH
                    IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS.
MIN TEMPERATURE.....39 TO 41.
MAX HUMIDITY........70 TO 75 PCT.
20-FOOT WINDS.......LIGHT WINDS.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS.
MAX TEMPERATURE.....71 TO 73.
MIN HUMIDITY........25 TO 30 PCT.
20-FOOT WINDS.......LIGHT WINDS BECOMING NORTHEAST 6 TO 10 MPH IN
                    THE AFTERNOON.

$$
FORECASTER...DB
REQUESTED BY...WILLIAMS DISPATCH CTR
REASON FOR REQUEST...PRESCRIBED
.TAG 20090916.TUSAY.01/FGZ