FNUS75 KTFX 082203
FWSTFX

SPOT FORECAST FOR ETHEL 23 24...HNF
NATIONAL WEATHER SERVICE GREAT FALLS MT
403 PM MDT TUE SEP 8 2009

FORECAST IS BASED ON IGNITION TIME OF 1616 MDT ON SEPTEMBER 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

DRY AND RELATIVELY WARM CONDITIONS WILL CONTINUE THROUGH
AT LEAST THE REMAINDER OF THIS WEEK AS A WESTERLY FLOW ALOFT
GRADUALLY TURNS TO NORTHWESTERLY AS A RIDGE OF HIGH PRESSURE
BUILDS OVER THE PACIFIC NORTHWEST. WEST TO NORTHWEST WINDS WILL
BE BREEZY AT TIMES FROM TODAY THROUGH THURSDAY AS WINDS ALOFT
REMAIN FAIRLY STRONG AND AFTERNOON SURFACE HEATING ALLOWS GUSTIER
WINDS TO LOWER TO THE SURFACE IN THE AFTERNOON HOURS. IN ADDITION
A WEAK DRY COLD FRONT WILL MOVE THROUGH THE REGION ON THURSDAY
TURNING WINDS TO MORE NORTHERLY BY THURSDAY AFTERNOON. FRIDAY
INTO THE WEEKEND...WINDS WILL RELAX AS WEAK HIGH PRESSURE SLIDES
SOUTH OVER EASTERN PORTIONS OF THE STATE. HOENISCH

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....33-38 LOWER ELEVATIONS 40-45 MID-SLOPES TO
                    RIDGES.
MAX HUMIDITY........70-80 PERCENT LOWER ELEVATIONS...60-70 PERCENT
                    MID-SLOPES TO RIDGES.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH EARLY IN THE
                    EVENING...BECOMING DOWN-SLOPE/DOWN-VALLEY 2
                    TO 5 MPH AFTER SUNSET.
RIDGE TOP WIND......WEST WINDS 10 TO 15 MPH.
MIXING HEIGHT.......1000 FT AGL.
MIXING WINDS........WEST AROUND 10 MPH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....65-70.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 12 MPH...GUSTS TO 18 MPH
                    IN THE AFTERNOON.
RIDGE TOP WIND......WEST WINDS 12 TO 18 MPH WITH GUSTS TO
                    25 MPH IN THE AFTERNOON
MIXING HEIGHT.......5000 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 15 MPH.

EXTENDED OUTLOOK...

THURSDAY...PARTLY CLOUDY. GENERAL DAYTIME WINDS NORTHWEST 10 TO
15 MPH. HIGHS AROUND 70. LOWS IN THE LOWER 40S. MINIMUM
AFTERNOON HUMIDITY 20-25 PERCENT.

FRIDAY THROUGH SUNDAY...MOSTLY SUNNY FRIDAY AND SATURDAY...PARTLY
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS ON
SUNDAY. WINDS GENERALLY SLOPE DRIVEN AND LESS THAN 10 MPH THROUGH
THE PERIOD WITH NORTHEAST WINDS ON RIDGETOPS AROUND 10 MPH. HIGHS
IN THE UPPER 60S TO LOW 70S. LOWS IN THE UPPER 30S TO MID 40S.
MINIMUM AFTERNOON RELATIVE HUMIDITIES 20 TO 30 PERCENT.

$$
FORECASTER...HOENISCH
REQUESTED BY...HDC
TYPE OF REQUEST...PRESCRIBED
.TAG 20090908.ETHEL.01/TFX