FNUS75 KBYZ 021612
FWSBYZ

SPOT FORECAST FOR EAST SARPY...CROW FIRE & AVIATION
NATIONAL WEATHER SERVICE BILLINGS MT
1012 AM MDT THU AUG 2 2012

FORECAST IS BASED ON REQUEST TIME OF 0957 MDT ON AUGUST 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM
MDT FRIDAY...

.DISCUSSION...
EXPECT HOT AND DRY CONDITIONS AGAIN TODAY WITH INCREASING WEST OR
NORTHWEST WINDS THIS AFTERNOON. STRONGEST WINDS WILL BE TONIGHT
INTO FRIDAY DUE TO A STRONG COLD FRONTAL PASSAGE...WHICH IS
EXPECTED TO MOVE THROUGH THE FIRE SITE BETWEEN 9 PM AND MIDNIGHT.
EXPECT NORTHWESTERLY WIND GUSTS INTO THE 30S ON THE EXPOSED SLOPES
AND RIDGES TONIGHT INTO FRIDAY MORNING. THE COLD FRONT WILL BE
FOLLOWED BY MUCH COOLER AND MORE HUMID AIR...AND THERE IS A CHANCE
OF A WETTING RAIN SHOWER ON FRIDAY.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....92-96.
MIN HUMIDITY........12-16 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST 5-15 MPH IN THE MORNING SHIFTING
                    TO THE WEST OR NORTHWEST 10-20 MPH IN THE
                    AFTERNOON. GUSTS TO 25 MPH BY LATE AFTERNOON.
 RIDGETOP...........WEST 10-20 MPH INCREASING TO WEST OR NORTHWEST
                    15-25 MPH THIS AFTERNOON.
MIXING HEIGHT.......13000 FT AGL.
MIXING WINDS........WEST 20 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDERSTORMS OVERNIGHT.
CWR.................10 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....60-65.
MAX HUMIDITY........48-58 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST TO NORTH 15-25 MPH. STRONGEST WINDS
                    AFTER 9 PM.
 RIDGETOP...........NORTHWEST TO NORTH 15-30 MPH WITH GUSTS TO 35
                    MPH. STRONGEST WINDS AFTER 9 PM.
MIXING HEIGHT.......1500 FT AGL.
MIXING WINDS........NORTH 25 MPH.

.FRIDAY...

SKY/WEATHER.........PARTLY SUNNY WITH SCATTERED SHOWERS AND
                    THUNDERSTORMS.
CWR.................30 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....71-76.
MIN HUMIDITY........31-36 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST 10-20 MPH. MORNING GUSTS TO 25 MPH.
 RIDGETOP...........NORTHWEST 15-25 MPH. MORNING GUSTS TO 30 MPH.

$$
FORECASTER...LESTER
REQUESTED BY...BRYCE ROGERS
TYPE OF REQUEST...WILDFIRE
.TAG 20120802.EASTS.01/BYZ