FNUS74 KEPZ 311546
FWSEPZ

FIRE WEATHER PLANNING FORECAST FOR TRIGGER...GNF
NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM
946 AM MDT FRI JUL 31 2009

FORECAST IS BASED ON INCIDENT TIME OF 0901 MDT ON JULY 31.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

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

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


.DISCUSSION...
AREA WILL BE UNDER SOME INFLUENCE OF WEST COAST HIGH PRESSURE RIDGE TODAY.
AS A RESULT...MAINLY ISOLATED SHOWER AND THUNDERSTORM ACTIVITY IS ANTICIPATED
THIS AFTERNOON FOR BURN SITE.  ON SATURDAY...ANOTHER MINOR DISTURBANCE
MOVING SOUTHEAST ACROSS THE HIGH PLAINS...WILL SEND A WEAK BACK-DOOR COLD FRONT
TOWARDS BURN SITE FROM THE EAST-NORTHEAST.  APPROACH OF FRONT WILL BRING
INCREASED ACTIVITY BEGINNING EARLY SATURDAY AFTERNOON AND WIND SHIFT FROM
THE EAST-NORTHEAST SATURDAY. ASIDE FROM WINDS...FREQUENT CLOUD TO GROUND
LIGHTNING...LOCALLY HEAVY RAINFALL WITH RAPID RUNOFF AND HAIL ARE THE
MAIN THREATS WITH ANY STORMS. TEMPERATURES WILL CONTINUE TO RUN A FEW
DEGREES ABOVE NORMAL FOR THIS TIME OF YEAR.


.TODAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT) IN THE MORNING...BECOMING
                    PARTLY CLOUDY (40-50 PERCENT) IN THE AFTERNOON
                    WITH ISOLATED SHOWERS AND THUNDERSTORMS.
CWR.................10 PERCENT INCREASING TO 20 PERCENT IN THE
                    AFTERNOON.
MAX TEMPERATURE.....85-89.
MIN HUMIDITY........27-32 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE IN THE MORNING...INCREASING
                    AND SHIFTING EAST 3 TO 7 MPH LATE MORNING...THEN
                    SHIFTING SOUTHWEST IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) WITH ISOLATED SHOWERS
                    AND THUNDERSTORMS EARLY IN THE EVENING...THEN
                    MOSTLY CLEAR (10-20 PERCENT).
CWR.................10 PERCENT EARLY...THEN 0 PERCENT.
MIN TEMPERATURE.....47-52.
MAX HUMIDITY........84-89 PERCENT.
WIND (20 FT)........LOCAL DRAINAGES DEVELOPING TOWARDS MIDNIGHT...OTHERWISE
                    SOUTH 2 TO 5 MPH.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) IN THE MORNING...THEN
                    PARTLY CLOUDY (50-60 PERCENT) IN THE AFTERNOON
                    WITH SCATTERED SHOWERS AND THUNDERSTORMS.
CWR.................10 PERCENT INCREASING TO 20 PERCENT IN THE
                    AFTERNOON.
MAX TEMPERATURE.....85-90.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........NORTH-NORTHEAST 2 TO 5 MPH IN THE MORNING...INCREASING
                    AND SHIFTING WEST 3 TO 7 MPH IN THE AFTERNOON.

$$
FORECASTER...TRIPOLI
REQUESTED BY...EMILY CAMMACK
REASON FOR REQUEST...WFU
.TAG 20090731.TRIGG.01/EPZ