FNUS75 KBYZ 191419
FWSBYZ

SPOT FORECAST FOR THREE MILE RX...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
819 AM MDT WED OCT 19 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 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 LATE 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 LOWER 60S. THIS WILL ALLOW RH'S TO LOWER TO THE
UPPER 20 PERCENT RANGE THIS AFTERNOON. WINDS WILL BE SOUTHEAST
T0DAY AND TONIGHT AT 5 TO 15 MPH. RIDGE SHIFTING EAST OF THE AREA
OVERNIGHT WITH A WARM FRONT MOVING THROUGH. THIS WILL ALLOW WINDS
TO SHIFT TO THE NORTHWEST BY EARLY THURSDAY MORNING. TEMPERATURES
WILL AGAIN BE WARM THURSDAY WITH HIGHS IN THE UPPER 60S AND
AFTERNOON RH'S LOWERING INTO THE MID 20 PERCENT RANGE.

.TODAY...

SKY/WEATHER.........SUNNY...BECOMING PARTLY CLOUDY LATE THIS
                    AFTERNOON.
MAX TEMPERATURE.....60-65.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 15 MPH.
 RIDGETOP...........SOUTHEAST 10 TO 20 MPH.
MIXING HEIGHT.......5000 FT AGL.
MIXING WINDS........SOUTHEAST 10 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....34-39.
MAX HUMIDITY........77-82 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 15 MPH.
 RIDGETOP...........SOUTH 15 TO 25 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 10 TO 20 MPH.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........27-32 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH IN THE MORNING SHIFTING
                    TO THE NORTHWEST 5 TO 15 MPH IN THE AFTERNOON.
 RIDGETOP...........NORTHWEST 15 TO 30 MPH.
MIXING HEIGHT.......5800 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 25 MPH.

$$
FORECASTER...RICHMOND
REQUESTED BY...TED FRAZER
TYPE OF REQUEST...PRESCRIBED
.TAG 20111019.THREE.01/BYZ