FNUS75 KBYZ 041611
FWSBYZ

SPOT FORECAST FOR KELTY...NORTHERN CHEYENNE AGENCY
NATIONAL WEATHER SERVICE BILLINGS MT
1011 AM MDT TUE SEP 4 2012

FORECAST IS BASED ON REQUEST TIME OF 0953 MDT ON SEPTEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING...

.DISCUSSION...

A DRY COLD FRONT WILL MOVE SOUTH THROUGH THE FIRE AROUND NOON
MDT TODAY. THE FRONT WILL BRING A WIND SHIFT TO THE NORTHWEST
WITH WIND SPEEDS OF 10 TO 20 MPH. RELATIVE HUMIDITIES WILL FALL
TO 15 TO 20 PERCENT THIS AFTERNOON. THE GUSTY NORTHWEST WINDS
WILL PERSIST INTO THIS EVENING BEFORE DIMINISHING TO LIGHT AND
VARIABLE OVERNIGHT. WEDNESDAY WILL BE SLIGHTLY COOLER WITH
SLIGHTLY HIGHER HUMIDITIES.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....76-81.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH...BECOMING
                    NORTHWEST 10 TO 20 MPH AROUND NOON MDT.
 RIDGETOP...........NORTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......8000 FT AGL.
MIXING WINDS........NORTHWEST 10 TO 20 MPH.
HAINES INDEX........5.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....48-53.
MAX HUMIDITY........53-58 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 10 TO 20 MPH IN THE EVENING
                    DIMINISHING TO LIGHT AND VARIABLE OVERNIGHT.
 RIDGETOP...........NORTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......1200 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.
HAINES INDEX........4.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....72-77.
MIN HUMIDITY........19-24 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......LIGHT WINDS IN THE MORNING BECOMING
                    SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.
 RIDGETOP...........WEST 5 TO 10 MPH.
MIXING HEIGHT.......6900 FT AGL.
MIXING WINDS........WEST 5 TO 10 MPH.
HAINES INDEX........5.

$$
FORECASTER...ARTHUR
REQUESTED BY...SHANDI EAGLEFEATHERS
TYPE OF REQUEST...WILDFIRE
.TAG 20120904.KELTY.01/BYZ