FNUS75 KTWC 211940
FWSTWC

SPOT FORECAST FOR CORONADO MEMORIAL...USFS
NATIONAL WEATHER SERVICE TUCSON AZ
1240 PM MST TUE APR 21 2009

FORECAST IS BASED ON IGNITION TIME OF 1200 MST ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...STRONG HIGH PRESSURE ALOFT AND DRY AIR WILL REMAIN
IN PLACE OVER THE BURN SITE TODAY. THIS WILL RESULT IN TEMPERATURES
WELL ABOVE SEASONAL NORMALS WITH RELATIVE HUMIDITY VALUES IN THE
SINGLE DIGITS. WIND SPEEDS WILL BE LIGHT TODAY THEN BECOMING STRONGER
ON WEDNESDAY AS HIGH PRESSURE BREAKS DOWN IN FAVOR OF A SMALL UPPER
LEVEL DISTURBANCE. THIS SMALL DISTURBANCE WILL ALSO BRING AN INCREASE
IN CLOUD COVER WEDNESDAY AFTERNOON...BUT DRY CONDITIONS ARE EXPECTED
TO PERSIST AS RELATIVE HUMIDITY RECOVERIES TONIGHT ARE EXPECTED TO
BE MINIMAL AND CONTINUED SINGLE DIGIT MINIMUM RH VALUES WEDNESDAY.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....79 TO 84 DEGS.
MIN HUMIDITY........3 TO 8 PCT.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 3 TO 7 MPH BECOMING SOUTH 5
                    TO 8 MPH IN THE AFTERNOON.
LAL.................1.
CHANCE OF RAIN......0 PERCENT.
HAINES INDEX........5 MODERATE.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....48 TO 53 DEGS.
MAX HUMIDITY........18 TO 23 PCT.
20-FOOT WINDS.......SOUTH TO SOUTHWEST 5 TO 10 MPH THIS EVENING BECOMING
                    LIGHT DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH OVERNIGHT
LAL.................1.
CHANCE OF RAIN......0 PERCENT.
HAINES INDEX........5 MODERATE.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....77 TO 82 DEGS.
MIN HUMIDITY........4 TO 9 PCT.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5 TO 10 MPH IN THE MORNING BECOMING
                    SOUTHWEST 12 TO 22 MPH WITH GUSTS UP TO 30 MPH IN THE
                    AFTERNOON.
LAL.................1.
CHANCE OF RAIN......0 PERCENT.
HAINES INDEX........5 MODERATE.

$$
FORECASTER...FIRE WEATHER FORECASTER
REQUESTED BY...JORGE GALINDO
TYPE OF REQUEST...PRESCRIBED
.TAG 20090421.CORON.01/TWC