FNUS75 KTFX 211219
FWSTFX

SPOT FORECAST FOR RED SHALE...LEWIS AND CLARK NF
NATIONAL WEATHER SERVICE GREAT FALLS MT
619 AM MDT WED AUG 21 2013

FORECAST IS BASED ON REQUEST TIME OF 0552 MDT ON AUGUST 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...DRY WESTERLY FLOW ALOFT CONTINUES FOR ONE MORE DAY
BEFORE GRADUALLY SHIFTING TO SOUTHWEST LATE TONIGHT INTO THURSDAY.
SLIGHTLY WARMER TEMPERATURES AND HIGHER HUMIDITY EXPECTED TOMORROW
AS HIGH PRESSURE RIDGE DRIFTS EASTWARD. NORTHERN EDGE OF MONSOONAL
MOISTURE COMING UP WEST SIDE OF THE RIDGE MAY REACH FIRE LOCATION
TO PRODUCE A FEW THUNDERSTORMS THURSDAY EVENING. WINDS WILL BE
LIGHT AND PRIMARILY TERRAIN-DRIVEN NEXT 48 HOURS.

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....72-77.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........NORTHEAST WINDS UP TO 5 MPH SHIFTING TO THE
                    SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
RIDGE TOP WIND......SOUTHEAST AROUND 10 MPH.
MIXING HEIGHT.......5000 FT AGL.
MIXING WINDS........EAST AROUND 5 MPH.
LAL.................1.
HAINES INDEX........4.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....41-46.
MAX HUMIDITY........73-78 PERCENT.
WIND (20 FT)........VARIABLE WINDS AROUND 5 MPH.
RIDGE TOP WIND......SOUTH AROUND 10 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........SOUTH AROUND 5 MPH.
LAL.................1.
HAINES INDEX........4.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY EARLY BECOMING PARTLY
                    CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
                    IN THE EVENING.
CWR.................10 PERCENT.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH.
RIDGE TOP WIND......SOUTHWEST AROUND 10 MPH.
MIXING HEIGHT.......6000 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 10 MPH.
LAL.................1.
HAINES INDEX........4.

$$
FORECASTER...WARANAUSKAS
REQUESTED BY...GREAT FALLS DISPATCH
TYPE OF REQUEST...WILDFIRE
.TAG 20130821.REDSH.01/TFX