FNUS74 KAMA 121451
FWSAMA

SPOT FORECAST FOR ANTELOPE...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE AMARILLO TX
951 AM CDT FRI JUN 12 2009

FORECAST IS BASED ON IGNITION TIME OF 0945 CDT ON JUNE 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
BY EARLY THIS AFTERNOON...A DRYLINE WILL PUSH NEAR IF NOT JUST EAST OF
THE BURN SITE. THIS WILL RESULT IN SOUTHWESTERLY WINDS THROUGH THE
EARLY AFTERNOON...AND A MINIMUM RELATIVE HUMIDITY VALUE NEAR 15 PERCENT.
WINDS THROUGH THIS PERIOD HOWEVER...ARE EXPECTED TO STAY BELOW 15 MPH.
BY MID AFTERNOON...LIKELY BETWEEN 3 PM CDT AND 6 PM CDT...A WEAK COLD
FRONT IS EXPECTED TO PUSH OVER THE BURN SITE...RESULTING IN AN ABRUPT
SHIFT TO NORTHEASTERLY WINDS. WINDS WITH AND JUST BEHIND THE FRONT WILL
BE BREEZY...AROUND 15 TO 25 MPH WITH SOME HIGHER GUSTS. HOWEVER...RELATIVE
HUMIDITY VALUES WILL ALSO QUICKLY RECOVER BEHIND THE FRONT. LATE THIS EVENING
WINDS SHOULD SHIFT TO EASTERLY AND DIMINISH TO 10 TO 15 MPH.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........14 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 9 TO 15 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1500-3000 FT AGL INCREASING TO 3500-4000 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........NORTHEAST AROUND 12 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....AROUND 61.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........EAST WINDS 7 TO 12 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2000-3500 FT AGL DECREASING TO 500-1500 FT AGL
                    AFTER MIDNIGHT.
MIXING WINDS........EAST AROUND 11 MPH.

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........EAST WINDS 6 TO 12 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
CHANCE OF PCPN......20 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1000-2000 FT AGL INCREASING TO 5000 FT AGL.
MIXING WINDS........EAST AROUND 8 MPH.

$$
FORECASTER...SJOHNSON
REQUESTED BY...TODD WOOD
TYPE OF REQUEST...PRESCRIBED
.TAG 20090612.ANTEL.01/AMA