FNUS75 KFGZ 201723
FWSFGZ

SPOT FORECAST FOR GREER RX...US FOREST SERVICE
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1023 AM MST WED OCT 20 2010

FORECAST IS BASED ON IGNITION TIME OF 1025 MST ON OCTOBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A LOW PRESSURE SYSTEM MOVING INTO SOUTHWESTERN ARIZONA
TODAY WILL BRING SHOWERS AND THUNDERSTORMS TO THE BURN SITE. OUTFLOW
WIND GUSTS UP TO 40 MPH FROM VARIABLE DIRECTIONS ARE POSSIBLE
NEAR THESE STORMS. THUNDERSTORMS AND SHOWERS ARE LIKELY TO CONTINUE THROUGH
THE OVERNIGHT HOURS AS THE LOW CENTER MOVES THROUGH SOUTHERN ARIZONA. ON
THURSDAY...SHOWER AND THUNDERSTORM CHANCES WILL CONTINUE...WITH SNOW SHOWERS
POSSIBLE LATE THURSDAY AFTERNOON AND EVENING AS COLDER AIR FILTERS INTO THE
REGION.


.TODAY...

SKY/WEATHER.........CLOUDY. A CHANCE OF THUNDERSTORMS IN THE
                    MORNING...THUNDERSTORMS LIKELY IN THE
                    AFTERNOON.
MAX TEMPERATURE.....56-60.
MIN HUMIDITY........44-48 PCT.
WINDS (20 FT).......LIGHT WINDS BECOMING SOUTHEAST AROUND 10 MPH IN
                    THE AFTERNOON.
LAL.................4.
HAINES INDEX........3 VERY LOW.
MAX VENT RATE.......EXCELLENT (115100 KNOT-FT).
CLEARING INDEX......1151.

.TONIGHT...

SKY/WEATHER.........CLOUDY. THUNDERSTORMS LIKELY.
MIN TEMPERATURE.....32-36.
MAX HUMIDITY........92-96 PCT.
WINDS (20 FT).......SOUTH WINDS AROUND 5 MPH.
LAL.................4.
HAINES INDEX........3 VERY LOW.
MIN VENT RATE.......POOR (4800 KNOT-FT).
CLEARING INDEX......48.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS WITH
                    SNOW SHOWERS POSSIBLE IN THE LATE AFTERNOON AND
                    EVENING HOURS.
MAX TEMPERATURE.....43-47.
MIN HUMIDITY........58-62 PCT.
WINDS (20 FT).......SOUTH WINDS AROUND 5 MPH SHIFTING TO THE
                    SOUTHWEST IN THE AFTERNOON.
LAL.................3.
HAINES INDEX........2 VERY LOW.
MAX VENT RATE.......GOOD (69100 KNOT-FT).
CLEARING INDEX......691.

$$
FORECASTER...CLARK
REQUESTED BY...AZ-SDC
REASON FOR REQUEST...PRESCRIBED
.TAG 20101020.GREER.01/FGZ