FNUS74 KAMA 191405
FWSAMA

SPOT FORECAST FOR SOUTH CANYON CEDAR CANYON...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE AMARILLO TX
805 AM CST THU FEB 19 2009

FORECAST IS BASED ON IGNITION TIME OF 0930 CST ON FEBRUARY 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
THE LIGHT SOUTH WINDS NOW WILL BECOME LIGHT WEST AROUND 10 AM. THEN...
LIGHT WEST WINDS WILL GRADUALLY BECOME SOUTHWEST AFTER 3 PM ACROSS
THE BURN SITE. SOUTHWEST WINDS WILL GRADUALLY GET STRONGER AFTER
MIDNIGHT AND INTO FRIDAY MORNING. RELATIVE HUMIDITIES WILL NOT
RECOVER MUCH AND THEN THEY WILL PLUNGE DOWN TO BELOW 20 PERCENT
BY FRIDAY AFTERNOON.

.TODAY...

SKY/WEATHER.........SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....AROUND 56.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 9 MPH.
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......500-1000 FT AGL INCREASING TO 8500-9500 FT AGL.
MIXING WINDS........WEST AROUND 12 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 31.
MAX HUMIDITY........47 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH.
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
MIXING HEIGHT.......8500 FT AGL DECREASING TO 0 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 8 MPH.

.FRIDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........11 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 17 MPH.
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......0-1500 FT AGL INCREASING TO 4000-5000 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 17 MPH.

$$
FORECASTER...GOEHRING
REQUESTED BY...STEPHEN FISHER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090219.SOUTH.01/AMA