FNUS75 KTFX 052150
FWSTFX

SPOT FORECAST FOR GOB PLANNING FORECAST...USFS
NATIONAL WEATHER SERVICE GREAT FALLS MT
350 PM MDT SUN AUG 5 2012

FORECAST IS BASED ON REQUEST TIME OF 1518 MDT ON AUGUST 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...FIRE WEATHER WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...

.DISCUSSION...A WEAK TROUGH AND ASSOCIATED MOISTURE WILL MOVE
ACROSS THE FIRE AREA LATE MONDAY AFTERNOON SPARKING A MIX OF WET/DRY
STORMS. VERY DRY NEAR-SURFACE CONDITIONS WILL ENHANCE LIGHTNING
START POTENTIAL AND THE POSSIBILITY OF GUSTY OUTFLOW WINDS. TROUGH
MOVES DOWNSTREAM MONDAY NIGHT AND HIGH PRESSURE RIDGE REBUILDS ON
TUESDAY. FAVORABLE PRESSURE GRADIENT BEHIND THE TROUGH WILL BRING
INCREASED WINDS AT THE SURFACE AND OVER RIDGE TOPS THROUGH EARLY
TUESDAY EVENING.

.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY EARLY...WITH INCREASING CLOUDS
                    IN AFTERNOON. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................10 PERCENT.
MAX TEMPERATURE.....79-84.
MIN HUMIDITY........15-20 PERCENT.
LAL.................2.
HAINES INDEX........3.
WIND (20 FT)........SOUTHWEST AROUND 5-10 MPH. ERRATIC WIND GUSTS
                    OF 35-45 MPH POSSIBLE NEAR THUNDERSTORMS.
RIDGE TOP WIND......WEST AROUND 15 MPH.

.MONDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN CLEARING OVERNIGHT.
                    CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                    EVENING.
CWR.................10 PERCENT.
MIN TEMPERATURE.....51-56.
MAX HUMIDITY........58-63 PERCENT.
LAL.................2 THEN 1 AFTER MIDNIGHT.
HAINES INDEX........3.
WIND (20 FT)........WEST WINDS AROUND 5 MPH.
RIDGE TOP WIND......WEST-NORTHWEST AROUND 15 MPH.

.TUESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........12-17 PERCENT.
LAL.................1.
HAINES INDEX........3.
WIND (20 FT)........WEST-NORTHWEST WINDS 10 TO 15 MPH WITH OCCASIONAL
                    GUSTS OF 20 TO 25 MPH.
RIDGE TOP WIND......NORTHWEST AROUND 20 MPH.

$$
FORECASTER...WARANAUSKAS
REQUESTED BY...CLINT KOLARICH
TYPE OF REQUEST...WILDFIRE
.TAG 20120805.GOBPL.01/TFX