FNUS75 KTWC 211251
FWSTWC

SPOT FORECAST FOR EAST MESA...USFWS
NATIONAL WEATHER SERVICE TUCSON AZ
551 AM MST TUE APR 21 2009

FORECAST IS BASED ON IGNITION TIME OF 0900 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
ABOVE SEASONAL NORMALS AND RELATIVE HUMIDITY VALUES IN THE SINGLE
DIGITS. WINDS WILL BE FAIRLY CALM TODAY BUT INCREASING TOMORROW AS
HIGH PRESSURE BREAKS DOWN IN FAVOR OF A SMALL UPPER LEVEL DISTURBANCE.
THIS SMALL DISTURBANCE WILL ALSO BRING AN INCREASE IN CLOUD COVER
TOMORROW 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 FOR TOMORROW.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....84 TO 89 DEGS.
MIN HUMIDITY........3 TO 8 PCT.
20-FOOT WINDS.......EAST 5 TO 6 MPH IN THE MORNING SHIFTING TO
                    THE SOUTH 5 TO 8 MPH IN THE AFTERNOON.
HAINES INDEX........5 MODERATE.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....47 TO 52 DEGS.
MAX HUMIDITY........19 TO 24 PCT.
20-FOOT WINDS.......WEST 5 TO 7 MPH SHIFTING TO THE NORTH UP TO 5
                    MPH AFTER MIDNIGHT.
HAINES INDEX........5 MODERATE.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....85 TO 90 DEGS.
MIN HUMIDITY........3 TO 8 PCT.
20-FOOT WINDS.......SOUTHEAST UP TO 5 MPH SHIFTING TO THE SOUTHWEST
                    9 TO 14 MPH WITH GUSTS TO AROUND 25 MPH IN THE
                    AFTERNOON.
HAINES INDEX........5 MODERATE.

$$
FORECASTER...FIRE WEATHER FORECASTER
REQUESTED BY...RX SPECIALIST
TYPE OF REQUEST...PRESCRIBED
.TAG 20090421.EASTM.01/TWC