FNUS75 KBYZ 171614
FWSBYZ

SPOT FORECAST FOR ANTELOPE BUTTE PILES...USFS BIGHORN NF
NATIONAL WEATHER SERVICE BILLINGS MT
1014 AM MDT MON OCT 17 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON OCTOBER 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY AIR IS MOVING INTO THE BURN SITE TODAY WHICH WILL KEEP THE
SKY MOSTLY CLEAR. TEMPERATURES WILL REMAIN COOL THIS AFTERNOON
WITH HIGHS EXPECTED IN THE LOW TO MID 30S. WINDS WILL BE NORTH AT
5 TO 15 MPH TODAY...BECOMING NORTHWEST OVERNIGHT AT 5 TO 10 MPH.
DRY WEATHER WILL CONTINUE ON TUESDAY AS A RIDGE OF HIGH PRESSURE
BEGINS TO BUILD IN OVER THE AREA. LOOK FOR HIGH TEMPERATURES IN
THE LOWER 40S WITH NORTHWEST WINDS OF 5 TO 10 MPH AT THE BURN
SITE.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....34-39.
MIN HUMIDITY........41-46 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTH WINDS 5 TO 15 MPH.
 RIDGETOP...........NORTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......5800 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 25 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....20-25.
MAX HUMIDITY........76-81 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 15 MPH.
 RIDGETOP...........NORTHWEST 20 TO 35 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTHWEST 10 TO 20 MPH.

.TUESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....38-43.
MIN HUMIDITY........39-44 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 10 MPH.
 RIDGETOP...........NORTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......3800 FT AGL.
MIXING WINDS........NORTHWEST 10 TO 20 MPH.

$$
FORECASTER...RICHMOND
REQUESTED BY...MARVIN MATTHIESEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20111017.ANTEL.01/BYZ