FNUS75 KBYZ 191328
FWSBYZ

SPOT FORECAST FOR CASTLE ROCK...BIA, CROW AGENCY
NATIONAL WEATHER SERVICE BILLINGS MT
728 AM MDT WED OCT 19 2011

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON OCTOBER 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A RIDGE OF HIGH PRESSURE WILL SHIFT SLOWLY ACROSS THE BURN SITE
TODAY AND WILL PROVIDE A MOSTLY SUNNY SKY THROUGH MID AFTERNOON.
A WEAK DISTURBANCE WILL PUSH THROUGH THE RIDGE LATE THIS
AFTERNOON AND WILL BRING INCREASING HIGH CLOUDS BUT NO
PRECIPITATION. TEMPERATURES WILL BE MILD TODAY WITH HIGHS
EXPECTED IN THE MID 60S. THIS WILL ALLOW RH'S TO LOWER TO THE 20
PERCENT RANGE THIS AFTERNOON. WINDS WILL BE SOUTHEAST T0DAY AT 5
TO 15 MPH. RIDGE SHIFTING EAST OF THE AREA OVERNIGHT WITH A WARM
FRONT MOVING THROUGH WHICH WILL ALLOW WINDS TO SHIFT TO THE WEST.
LOOK FOR WEST WINDS OF 5 TO 15 MPH LATE TONIGHT AND CONTINUING ON
THURSDAY. TEMPERATURES WILL AGAIN BE WARM THURSDAY WITH HIGHS
NEAR 70 AND AFTERNOON RH'S IN THE MID 20 PERCENT RANGE.

.TODAY...

SKY/WEATHER.........SUNNY...BECOMING PARTLY CLOUDY LATE THIS
                    AFTERNOON.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....60-65.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 15 MPH.
 RIDGETOP...........SOUTH 5 TO 15 MPH.
MIXING HEIGHT.......3800 FT AGL.
MIXING WINDS........SOUTHEAST 10 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....36-41.
MAX HUMIDITY........65-70 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH.
 RIDGETOP...........SOUTHWEST 5 TO 15 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 5 TO 15 MPH.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....66-71.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH.
 RIDGETOP...........WEST 15 TO 25 MPH.
MIXING HEIGHT.......6500 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 25 MPH.

$$
FORECASTER...RICHMOND
REQUESTED BY...BRYCE ROGERS
TYPE OF REQUEST...PRESCRIBED
.TAG 20111019.CASTL.01/BYZ