FNUS75 KBYZ 041426
FWSBYZ

SPOT FORECAST FOR MOON...NORTHERN CHEYENNE
NATIONAL WEATHER SERVICE BILLINGS MT
826 AM MDT FRI SEP 4 2009

FORECAST IS BASED ON REQUEST TIME OF 0752 MDT ON SEPTEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HOT AND DRY CONDITIONS TODAY. WINDS WILL BE NORTHERLY TODAY
STARTING OUR NORTHWEST AS THE INVERSION BREAKS AROUND 11
AM...SHIFTING TO THE NORTHEAST THIS AFTERNOON. WIND SPEEDS WILL
STAY AROUND 10 MPH THIS AFTERNOON...THOUGH AN ISOLATED THERMAL
WIND GUST TO AROUND 20 MPH IS POSSIBLE DURING THE HEAT OF THE
DAY. MARGINAL RH RECOVERIES EXPECTED OVERNIGHT TONIGHT AS WINDS
SHIFT TO THE SOUTHEAST. SATURDAY WILL BE HOT AND DRY AGAIN WITH
TEMPERATURES AND RELATIVE HUMIDITIES SIMILAR TO FRIDAY. WINDS WILL
REMAIN SOUTHEASTERLY DURING THE DAY SATURDAY. COULD SEE ISOLATED
THUNDERSTORMS IN THE VICINITY BY SATURDAY EVENING.

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....88-92.
MIN HUMIDITY........16-20 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 10 MPH THROUGH 100 PM...BECOMING
                    NORTHEAST 8 TO 12 MPH MID AFTERNOON.
 RIDGETOP...........NORTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......6200 FT AGL.
MIXING WINDS........NORTHWEST 10 TO 15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....62-67.
MAX HUMIDITY........47-52 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 10 MPH IN THE EVENING SHIFTING
                    TO THE SOUTHEAST OVERNIGHT.
 RIDGETOP...........EAST 5 TO 10 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........EAST 5 TO 15 MPH.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....87-92.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 8 TO 12 MPH.
 RIDGETOP...........SOUTHEAST 12 TO 20 MPH.
MIXING HEIGHT.......12300 FT AGL.
MIXING WINDS........SOUTHEAST 15 TO 20 MPH.

$$
FORECASTER...CHAMBERS
REQUESTED BY...M  SNOW
TYPE OF REQUEST...WILDFIRE
.TAG 20090904.MOON_.01/BYZ