FNUS75 KBYZ 200918
FWSBYZ

SPOT FORECAST FOR BATTLE PARK 14...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
318 AM MDT TUE SEP 20 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON SEPTEMBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A COLD FRONT MOVED THROUGH THE SITE OVERNIGHT. EXPECT DRY AND
BREEZY CONDITIONS ON THE UNIT FOR TODAY AND WEDNESDAY.
TEMPERATURES WILL STAY IN THE 40S TODAY. NORTHWEST WINDS WILL BE
STRONG AT RIDGETOP ELEVATIONS WITH OCCASIONAL GUSTS TO 25 MPH
POSSIBLE ON LOWER PORTIONS OF THE UNIT. RH VALUES WILL BE IN THE
30S TODAY...DROPPING INTO MID TO UPPER 20S ON WEDNESDAY.
TEMPERATURES WILL WARM INTO THE 50S ON WEDNESDAY. STRONG HIGH
PRESSURE WILL REMAIN OVER THE UNIT THROUGH THE COMING WEEKEND
WITH MUCH ABOVE NORMAL TEMPERATURES AND DRY CONDITIONS. NO
SIGNIFICANT PRECIPITATION IS EXPECTED UNTIL POSSIBLY THE MIDDLE
OF NEXT WEEK. CHAMBERS

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....43-49.
MIN HUMIDITY........31-39 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 8 TO 12 MPH. OCCASIONAL AFTERNOON
                    GUSTS TO 25 MPH.
 RIDGETOP...........NORTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......6100 FT AGL.
MIXING WINDS........NORTHWEST 20 TO 30 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....27-32.
MAX HUMIDITY........77-82 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWN SLOPE/VALLEY 3 TO 6 MPH.
 RIDGETOP...........NORTHWEST 5 TO 15 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....51-56.
MIN HUMIDITY........26-31 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UP SLOPE/VALLEY 4 TO 8 MPH WITH OCCASIONAL
                    NORTHWEST GUSTS TO 25 MPH.
 RIDGETOP...........NORTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......6100 FT AGL.
MIXING WINDS........NORTHWEST 10 TO 20 MPH.

$$
FORECASTER...CHAMBERS
REQUESTED BY...MIKE ORTNER
TYPE OF REQUEST...PRESCRIBED
.TAG 20110920.BATTL.01/BYZ