FNUS75 KBYZ 191101
FWSBYZ

SPOT FORECAST FOR WILFERD CREEK...NORTHERN CHEYENNE
NATIONAL WEATHER SERVICE BILLINGS MT
501 AM MDT THU AUG 19 2010

FORECAST IS BASED ON REQUEST TIME OF 2051 MDT ON AUGUST 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A WEAK COOL FRONT AND UPPER LEVEL DISTURBANCE WILL MOVE ACROSS
THE REGION TODAY. LOOK FOR NORTHWESTERLY WINDS TO PREVAIL THROUGH THE
DAY AT THE FIRE SITE. THERE WILL BE A SLIGHT CHANCE OF A THUNDERSTORM
DURING THE AFTERNOON. THAT CHANCE WILL INCREASE SOMEWHAT IN THE EARLY
EVENING. STORMS WILL BE WET BUT MAY PRODUCE ERRATIC STRONG WIND GUSTS
TO 45 MPH. THE THREAT OF THUNDERSTORMS WILL DIMINISH AFTER 9 PM THIS EVENING.
RH READINGS WILL RECOVER TO ONLY THE 55 TO 60 PERCENT RANGE. HOT AND DRY
CONDITIONS WILL DOMINATE FRIDAY AND INTO THE WEEKEND WITH LITTLE IF
ANY CHANCE OF RAIN UNTIL SUNDAY NIGHT. BT


.TODAY...

SKY/WEATHER.........PARTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS
                    IN THE AFTERNOON.
CWR.................11 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....83-88.
MIN HUMIDITY........18-25 PERCENT.
WIND (20 FT)........
 LWR SLP/VALLEY.....NORTHWEST WINDS 5 TO 11 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
 UPR SLP/RIDGETOP...NORTH 8 TO 14 MPH.
MIXING HEIGHT.......11500 FT AGL.
MIXING WINDS........NORTHWEST 10 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING.
CWR.................18 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....56-61.
MAX HUMIDITY........55-60 PERCENT.
WIND (20 FT)........
 LWR SLP/VALLEY.....WEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE EVENING.
 UPR SLP/RIDGETOP...NORTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 25 MPH.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....84-89.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........
 LWR SLP/VALLEY.....WEST WINDS 5 TO 10 MPH.
 UPR SLP/RIDGETOP...WEST 5 TO 15 MPH.
MIXING HEIGHT.......12500 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.

$$
FORECASTER...TESAR
REQUESTED BY...HENRY SPEELMAN
TYPE OF REQUEST...WILDFIRE
.TAG 20100818.WILFE.01/BYZ