FNUS75 KBYZ 091232
FWSBYZ

SPOT FORECAST FOR RESERVOIR FIRE...USFS BIGHORN NF
NATIONAL WEATHER SERVICE BILLINGS MT
632 AM MDT FRI SEP 9 2011

FORECAST IS BASED ON REQUEST TIME OF 0610 MDT ON SEPTEMBER 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
WARM AND DRY CONDITIONS WILL CONTINUE THROUGH THE WEEKEND AS
STRONG HIGH PRESSURE REMAINS OVER THE REGION. WIND FIELDS ARE
GENERALLY LIGHT AND WILL ALLOW FOR TYPICAL LIGHT DOWNSLOPE WINDS
AT NIGHT...AND UPSLOPE WINDS KICKING IN BY LATE MORNING. MINIMUM
HUMIDITIES WILL BE IN THE LOWER 20S TODAY AND A BIT LOWER FOR
SATURDAY. BT

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....63-68.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE NORTHEAST WINDS 5 TO 10 MPH EARLY...BECOMING
                    UPSLOPE WSW AT 6 TO 12 MPH LATE MORNING.
 RIDGETOP...........EAST 5 TO 15 MPH.
MIXING HEIGHT.......4200 FT AGL.
MIXING WINDS........NORTHEAST 5 TO 15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....39-44.
MAX HUMIDITY........54-63 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......EAST TO NORTHEAST DOWNSLOPE WINDS 4 TO 7 MPH.
 RIDGETOP...........NORTHWEST 5 TO 10 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........EAST 5 TO 15 MPH.

.SATURDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......LIGHT WINDS.
 RIDGETOP...........LIGHT WINDS.
MIXING HEIGHT.......4800 FT AGL.
MIXING WINDS........NORTH 5 TO 10 MPH.

$$
FORECASTER...TESAR
REQUESTED BY...MARVIN MATTHIESEN
TYPE OF REQUEST...WILDFIRE
.TAG 20110909.RESER.01/BYZ