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776
FNUS75 KBYZ 210209
FWSBYZ

SPOT FORECAST FOR CALLS...NORTTHERN CHEYENNE
NATIONAL WEATHER SERVICE BILLINGS MT
809 PM MDT WED AUG 20 2014

FORECAST IS BASED ON REQUEST TIME OF 1927 MDT ON AUGUST 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A COLD FRONT WILL MOVE ACROSS THE FIRE ON THURSDAY BRINGING
SCATTERED SHOWERS AND THUNDERSTORMS...ESPECIALLY BY LATE IN THE
MORNING. LOW PRESSURE WILL FORM OVER EASTERN WYOMING DURING FRIDAY.
CHANCES OF SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH FRIDAY.
CHANCES FOR WETTING RAIN WERE SOMEWHAT UNCERTAIN FOR FRIDAY DUE TO
UNCERTAINTY IN HOW THE PATTERN WILL DEVELOP WITH TIME.
WINDS WILL BE NORTHWEST THROUGH FRIDAY MORNING...BECOMING NORTHEAST
FRIDAY AFTERNOON.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY. SCATTERED RAIN SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE MORNING...THEN
                    SCATTERED SHOWERS AND THUNDERSTORMS IN THE
                    AFTERNOON.
CWR.................35 PERCENT.
MAX TEMPERATURE.....72-77.
MIN HUMIDITY........39-44 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE/DOWN-VALLEY WINDS 5 MPH EARLY...BECOMING
                    NORTHWEST 5 TO 15 MPH LATE IN THE MORNING.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 5 TO 10 MPH...BECOMING NORTHWEST IN THE
                    AFTERNOON.
HAINES INDEX........3.

.THURSDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING...THEN SCATTERED
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS
                    OVERNIGHT.
CWR.................30 PERCENT.
MIN TEMPERATURE.....53-58.
MAX HUMIDITY........88-93 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 15 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........NORTH 5 TO 15 MPH.
HAINES INDEX........2.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE MORNING...THEN
                    SCATTERED SHOWERS AND THUNDERSTORMS IN THE
                    AFTERNOON.
CWR.................26 PERCENT.
MAX TEMPERATURE.....71-76.
MIN HUMIDITY........45-50 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS AROUND 5 MPH IN THE MORNING...
                    BECOMING NORTHEAST 5 TO 15 MPH IN THE AFTERNOON.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........EAST 5 TO 15 MPH.
HAINES INDEX........2.

$$
FORECASTER...ARTHUR
REQUESTED BY...TRACY SPANG
TYPE OF REQUEST...WILDFIRE
.TAG 20140820.CALLS.01/BYZ




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