000 
FNUS75 KBYZ 240956
FWSBYZ

SPOT FORECAST FOR BIG HORN...BIA CRA
NATIONAL WEATHER SERVICE BILLINGS MT
356 AM MDT SUN JUL 24 2005

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
...DRIER TODAY WITH ISOLATED AFTERNOON THUNDERSTORMS...

THE AIR ALOFT IS DRIER THIS MORNING AS THE MONSOONAL MOISTURE HAS 
BEEN PUSHED EASTWARD. EVEN THOUGH IT WILL BE A COUPLE OF DEGREES 
COOLER TODAY...RELATIVE HUMIDITIES WILL BE DRIER. WINDS WILL BE 
LIGHTER AND MAINLY UPSLOPE AND UPVALLEY DOMINATED. ISOLATED 
THUNDERSTORMS ARE EXPECTED IN THE AFTERNOON AND WOULD HAVE THE
CAPABILITY TO PRODUCED WIND GUSTS TO 45 MPH. A COLD FRONT WILL
MOVE INTO THE AREA AROUND MIDNIGHT BRINGING MUCH COOLER
TEMPERATURES AND HIGHER RELATIVE HUMIDITIES. BORSUM

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED THUNDERSTORMS IN THE 
                    AFTERNOON. GUSTS TO 45 MPH NEAR ANY STORMS.
MAX TEMPERATURE.....73-77. 
MIN HUMIDITY........25-30 PERCENT. 
WIND (20 FT)........ 
 SLOPE/VALLEY.......UPSLOPE/UPVALLEY 3 TO 5 MPH.  
 RIDGETOP...........SOUTHWEST AROUND 10 MPH. 
CWR.................20 PERCENT. 
LAL.................3. 
MIXING HEIGHT.......6800 FT AGL. 
MIXING WINDS........SOUTHWEST AROUND 5 MPH. 

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY. SCATTERED THUNDERSTORMS IN THE 
                    EVENING...THEN ISOLATED THUNDERSTORMS 
                    OVERNIGHT. 
MIN TEMPERATURE.....51-56. 
MAX HUMIDITY........78-83 PERCENT. 
WIND (20 FT)........ 
 SLOPE/VALLEY.......BECOMING NORTH 8-15 MPH AROUND MIDNIGHT 
 RIDGETOP...........WEST AROUND 15 MPH. 
CWR.................20 PERCENT. 
LAL.................4. 
MIXING HEIGHT.......BELOW 1000 FT AGL. 
MIXING WINDS........NORTHEAST AROUND 5 MPH. 

.MONDAY...
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED THUNDERSTORMS IN THE 
                    MORNING...THEN SCATTERED THUNDERSTORMS IN THE 
                    AFTERNOON. 
MAX TEMPERATURE.....63-66. 
MIN HUMIDITY........55-60 PERCENT. 
WIND (20 FT)........ 
 SLOPE/VALLEY.......SOUTHEAST WINDS AROUND 5 MPH IN THE MORNING 
                    SHIFTING TO THE NORTHEAST IN THE AFTERNOON. 
 RIDGETOP...........SOUTHEAST AROUND 10 MPH. 
CWR.................10 PERCENT. 
LAL.................2. 
MIXING HEIGHT.......1900 FT AGL. 
MIXING WINDS........NORTHEAST AROUND 15 MPH. 

$$
FORECASTER...BORSUM
REQUESTED BY...JIM ROSSLER
REASON FOR REQUEST...WILDFIRE
.TAG 20050724.BIGHO.01/BYZ