FNUS75 KBYZ 260223
FWSBYZ

SPOT FORECAST FOR ROSS PASS...USDA FOREST SERVICE GALLATIN NATIONAL FOREST
NATIONAL WEATHER SERVICE BILLINGS MT
823 PM MDT SAT AUG 25 2012

FORECAST IS BASED ON REQUEST TIME OF 1957 MDT ON AUGUST 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TUESDAY AND WEDNESDAY...

.DISCUSSION...

AN UPPER LEVEL RIDGE WILL BUILD ONCE AGAIN SUNDAY THROUGH TUESDAY
BRINGING WARMER TEMPERATURES. EXPECT MOSTLY CLEAR SKIES TONIGHT
ALONG WITH AREAS OF SMOKE MAINLY FROM WILDFIRES IN IDAHO. AN
ISOLATED SHOWER OR THUNDERSTORM WILL BE POSSIBLE SUNDAY AND MONDAY
AFTERNOON AND EVENING. ANY THUNDERSTORM ACTIVITY IS EXPECTED TO BE
MAINLY DRY WITH GUSTY ERRATIC WINDS. THE UPPER RIDGE WILL SHIFT
EAST AND BREAK DOWN AS A STRONG COLD FRONT APPROACHES THE FIRE
SITE LATE TUESDAY INTO WEDNESDAY.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR. AREAS OF SMOKE.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....45-50.
MAX HUMIDITY........42-47 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......EAST WINDS 5 TO 10 MPH.
 RIDGETOP...........SOUTHWEST 10 TO 20 MPH.
HAINES INDEX........4.

.SUNDAY...

SKY/WEATHER.........SUNNY. AREAS OF SMOKE. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................3 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....77-82.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......EAST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
 RIDGETOP...........SOUTHWEST 10 TO 20 MPH.
HAINES INDEX........5.

$$
FORECASTER...HOOLEY
REQUESTED BY...CRISTI HEANEY
TYPE OF REQUEST...WILDFIRE
.TAG 20120825.ROSSP.01/BYZ