FNUS74 KEPZ 131457
FWSEPZ

FIRE WEATHER PLANNING FORECAST FOR JOHNSON...GNF
NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM
857 AM MDT SAT JUN 13 2009

FORECAST IS BASED ON REQUEST TIME OF 0811 MDT ON JUNE 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...THUNDERSTORMS IMPLY VARIABLE AND GUSTY WINDS...

...GUSTY AND ERRATIC WINDS ALSO POSSIBLE NEAR VIRGA SHAFTS AND SIGNIFICANT
CLOUD BUILD-UPS...

.DISCUSSION...
UNSEASONABLY DEEP UPPER LEVEL TROUGH OFF THE WEST COAST...WILL SEND
A PAIR OF WEAK DISTURBANCES NORTHEAST OVER ARIZONA AND CENTRAL NEW MEXICO
THIS WEEKEND. THESE FEATURES WILL ASSIST TROUGH IN TAPPING ADDITIONAL
SUB-TROPICAL MOISTURE...WHICH WILL BEGIN WORKING ITS WAY OVER THE BURN SITE
LATER THIS MORNING.  IMPROVED LIFT AHEAD OF TROUGH...WILL WORK WITH STRONG
SURFACE HEATING AND THE INCREASE IN MOISTURE...FOR AFTERNOON CLOUD BUILD-UPS
WITH ISOLATED MAINLY DRY THUNDERSTORM ACTIVITY OVER THE BURN SITE TODAY AND
AGAIN SUNDAY.

MINIMUM RELATIVE HUMIDITIES...SHOULD FALL TO THE MID 20 PERCENT
RANGE TODAY BEFORE THE ONSET OF CONVECTION...WHILE VALUES SUNDAY SHOULD
END UP A LITTLE HIGHER IN THE HIGH 20 TO LOW 30 PERCENT RANGE (OUTSIDE
THUNDERSTORM OUTFLOWS).

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT) IN THE MORNING...THEN
                    PARTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CWR.................0 PERCENT INCREASING TO 20 PERCENT IN THE
                    AFTERNOON.
MAX TEMPERATURE.....69-74.
MIN HUMIDITY........22-28 PERCENT.
WIND (20 FT)........WEST-SOUTHWEST 4 TO 7 MPH IN THE MORNING...INCREASING AND
                    SHIFTING SOUTHWEST 10 TO 18 MPH IN THE AFTERNOON WITH
                    OCCASIONAL GUSTS TO 27 MPH.


.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT) WITH A SLIGHT CHANCE
                    OF SHOWERS AND THUNDERSTORMS EARLY...THEN MOSTLY
                    CLEAR (30-40 PERCENT).
CWR.................10 PERCENT EARLY...THEN 0.
MIN TEMPERATURE.....48-53.
MAX HUMIDITY........41-46 PERCENT.
WIND (20 FT)........WEST-SOUTHWEST 6 TO 12 MPH EARLY...WEAKENING AND SHIFTING
                    WEST-NORTHWEST 2 TO 6 MPH TOWARDS MIDNIGHT.


.SUNDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CWR.................20 PERCENT.
MAX TEMPERATURE.....67-72.
MIN HUMIDITY........28-33 PERCENT.
WIND (20 FT)........SOUTH 3 TO 7 MPH IN THE MORNING...INCREASING AND SHIFTING
                    SOUTH-SOUTHWEST 10 TO 18 MPH IN THE AFTERNOON WITH OCCASIONAL
                    GUSTS TO 27 MPH.


$$
FORECASTER...TRIPOLI
REQUESTED BY...INCIDENT IC TRAINEE
REASON FOR REQUEST...WILDFIRE
.TAG 20090613.JOHNS.01/EPZ