FNUS75 KBYZ 291422
FWSBYZ

SPOT FORECAST FOR NORTH BUTTE...NORTHERN CHEYENNE
NATIONAL WEATHER SERVICE BILLINGS MT
822 AM MDT TUE SEP 29 2009

FORECAST IS BASED ON REQUEST TIME OF 0803 MDT ON SEPTEMBER 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING...

.DISCUSSION...
AN UPPER LEVEL RIDGE OF HIGH PRESSURE WILL REMAIN OVER THE AREA
TODAY BRINGING VERY WARM AND DRY CONDITIONS. TEMPERATURES WILL
CLIMB INTO THE 80S TODAY WITH RELATIVE HUMIDITIES DROPPING INTO
THE TEENS BY THIS AFTERNOON. GUSTY SOUTHEAST WINDS WILL ALSO
DEVELOP THIS AFTERNOON WITH GUSTS UP TO 20 MPH POSSIBLE. A STRONG
COLD FRONT WILL MOVE OVER THE FIRE SITE LATE TONIGHT INTO
WEDNESDAY MORNING BRINGING A STRONG WIND SHIFT TO THE NORTHWEST
WITH GUSTS UP TO 30 MPH POSSIBLE. NUMEROUS SHOWERS WILL ALSO
DEVELOP OVER THE FIRE SITE BY LATE WEDNESDAY MORNING AND CONTINUE
THROUGH THE EVENING. TEMPERATURES ON WEDNESDAY WILL ALSO BE MUCH
COOLER.


.TODAY...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....80-85.
MIN HUMIDITY........10-15 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 15 MPH WITH GUSTS UP TO 20 MPH
                    IN THE AFTERNOON.
 RIDGETOP...........SOUTH 10 TO 20 MPH.
MIXING HEIGHT.......6000 FT AGL.
MIXING WINDS........SOUTHEAST 15 TO 25 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....42-47.
MAX HUMIDITY........50-55 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 10 TO 20 MPH IN THE EVENING
                    SHIFTING TO THE WEST OVERNIGHT.
 RIDGETOP...........SOUTHWEST 20 TO 35 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 15 TO 30 MPH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY CLOUDY. NUMEROUS RAIN SHOWERS.
CWR.................60 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....47-52.
MIN HUMIDITY........58-63 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 30 MPH.
 RIDGETOP...........NORTH 20 TO 30 MPH.
MIXING HEIGHT.......3400 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 25 MPH.

$$
FORECASTER...SOLUM
REQUESTED BY...LEE OLD BEAR
TYPE OF REQUEST...WILDFIRE
.TAG 20090929.NORTH.01/BYZ