FNUS75 KFGZ 201629 AAA
FWSFGZ

SPOT FORECAST FOR FREEWAY UNIT RX...UPDATED
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
929 AM MST MON SEP 20 2010

FORECAST IS BASED ON IGNITION TIME OF 0800 MST ON SEPTEMBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A TROUGH OF LOW PRESSURE WILL BRING BREEZY AND
SLIGHTLY COOLER CONDITIONS TODAY...ALONG WITH HIGHER RELATIVE
HUMIDITY AND A SLIGHT CHANCE OF SHOWERS OR THUNDERSTORMS. ON
TUESDAY...ENOUGH MOISTURE WILL LINGER FOR A SLIGHT CHANCE OF
AFTERNOON SHOWERS AND THUNDERSTORMS.

WEDNESDAY THROUGH FRIDAY...A LOW PRESSURE SYSTEM WILL MOVE INTO
THE GREAT BASIN LATE TUESDAY NIGHT THROUGH WEDNESDAY NIGHT. THIS
SYSTEM WILL PULL ENOUGH MOISTURE NORTHWARD FOR A GOOD CHANCE OF
WETTING RAIN. ALONG WITH THE RAINFALL...COOLER TEMPERATURES ARE
EXPECTED. BREEZY SOUTHWEST WINDS WILL ACCOMPANY THIS SYSTEM.
DRIER AND WARMER CONDITIONS WILL DEVELOP THURSDAY AND
FRIDAY...WITH MUCH LESS WIND.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. A
                    SLIGHT CHANCE OF THUNDERSTORMS.
MAX TEMPERATURE.....78 TO 80.
MIN HUMIDITY........24 TO 30 PCT.
WINDS (20 FT).......SOUTHEAST WINDS 5 TO 10 MPH DURING THE MORNING...
                    BECOMING SOUTH 8 TO 13 MPH BY MIDDAY...THEN BECOMING
                    SOUTHWEST 13 TO 17 MPH DURING THE AFTERNOON. GUSTS UP
                    TO 20 MPH POSSIBLE ESPECIALLY IN THE AFTERNOON.
LAL.................2.
HAINES INDEX........3 VERY LOW.
MAX VENT RATE.......EXCELLENT (127300 KNOT-FT).
CLEARING INDEX......1273.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS
                    IN THE EVENING.
MIN TEMPERATURE.....44 TO 48.
MAX HUMIDITY........60 TO 80 PCT.
WINDS (20 FT).......SOUTHWEST WINDS 9 TO 12 MPH DURING THE EVENING
                    BECOMING SOUTH 5 MPH OR LESS OVERNIGHT.
LAL.................2.
HAINES INDEX........3 VERY LOW.
MIN VENT RATE.......POOR (900 KNOT-FT).
CLEARING INDEX......9.

.TUESDAY...

SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....76 TO 78.
MIN HUMIDITY........24 TO 30 PCT.
WINDS (20 FT).......SOUTH WINDS 8 TO 12 MPH WITH GUSTS TO 20 MPH.
LAL.................1.
HAINES INDEX........2 VERY LOW.
MAX VENT RATE.......EXCELLENT (122600 KNOT-FT).
CLEARING INDEX......1226.

$$
FORECASTER...PETRO
REQUESTED BY...WDC DISPATCH
REASON FOR REQUEST...PRESCRIBED
.TAG 20100920.FREEW.01/FGZ