FNUS75 KTWC 111616
FWSTWC

SPOT FORECAST FOR TUMACACORI RX...USFS
NATIONAL WEATHER SERVICE TUCSON AZ
916 AM MST WED MAR 11 2009

FORECAST IS BASED ON IGNITION TIME OF 0915 MST ON MARCH 11.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A WEAK UPPER LEVEL DISTURBANCE WILL MOVE THROUGH THE AREA TODAY. THERE
HAS BEEN AN INCREASE IN MID-LEVEL MOISTURE WHICH WILL LEAD TO A SLIGHT
CHANCE OF SHOWERS MAINLY EAST OF THE PRESCRIBED BURN AREA. THE WIND WILL
BE GUSTY AT TIMES THIS AFTERNOON.

ANOTHER WEATHER SYSTEM IS FORECAST TO MOVE INTO SOUTHWEST ARIZONA ON
THURSDAY. THE PRESSURE GRADIENT WILL BE TIGHTER WITH THIS SYSTEM THUS
BRINGING STRONGER SOUTHWEST WINDS TO THE AREA THURSDAY AFTERNOON. THE
CHANCES OF PRECIPITATION WITH THIS SYSTEM WILL AGAIN BE EAST OF THE
AREA.

.TODAY...

SKY/WEATHER.........BECOMING PARTLY CLOUDY THIS AFTERNOON.
MAX TEMPERATURE.....70 TO 75 DEGS.
MIN HUMIDITY........19 TO 24 PCT.
20-FOOT WINDS.......SOUTH 4 TO 8 THIS MORNING BECOMING SOUTHWEST 10
                    TO 15 MPH WITH OCCASIONAL GUSTS TO 22 MPH THIS
                    AFTERNOON.
LAL.................1.
CHANCE OF RAIN......0 PERCENT.
HAINES INDEX........3 VERY LOW.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....40 TO 45 DEGS.
MAX HUMIDITY........62 TO 67 PCT.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH OCCASIONAL GUSTS TO
                    20 MPH THIS EVENING BECOMING LIGHT SOUTH TO
                    SOUTHEAST 2 TO 4 MPH.
LAL.................1.
CHANCE OF RAIN......0 PERCENT.
HAINES INDEX........4 LOW.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....70 TO 75 DEGS.
MIN HUMIDITY........14 TO 19 PCT.
20-FOOT WINDS.......LIGHT SOUTH WIND 2 TO 4 MPH UNTIL MID MORNING
                    THEN INCREASING 5 TO 10 MPH BY NOON. WIND BECOMING
                    SOUTHWEST 16 TO 22 MPH WITH GUSTS TO 30 MPH IN THE
                    AFTERNOON.
LAL.................1.
CHANCE OF RAIN......0 PERCENT.
HAINES INDEX........5 MODERATE.

$$
FORECASTER...FIRE WEATHER FORECASTER
REQUESTED BY...JASON
TYPE OF REQUEST...PRESCRIBED
.TAG 20090311.TUMAC.02/TWC