FNUS75 KTFX 181204
FWSTFX

SPOT FORECAST FOR SOUTH DEEP...USFS LEWIS & CLARK NF
NATIONAL WEATHER SERVICE GREAT FALLS MT
604 AM MDT FRI SEP 18 2009

FORECAST IS BASED ON REQUEST TIME OF 0551 MDT ON SEPTEMBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

QUIET CONDITIONS FOR TODAY AND TONIGHT AT THE FIRE SITE. THE MAIN
FEATURE OF THE WEEKEND WILL BE A COLD FRONT PASSAGE THAT COULD BRING
STRONG GUSTY WINDS. AND A DRAMATIC WIND SHIFT IN THE AFTERNOON. DUE
TO THE SHELTERING OF THE FIRE AREA...CONDITIONS COULD BE RATHER WELL
PROTECTED...HOWEVER ANY EXPOSED PART OF THE FIRE IS LIKELY TO SEE
SIGNIFICANTLY STRONGER WINDS ALONG THROUGH THE DAY ON SATURDAY...AND A
PRONOUNCED WIND SHIFT WITH FRONTAL PASSAGE. THE FRONT COULD TRIGGER
THUNDERSTORMS CAPABLE OF PRODUCING GUSTY AND ERRATIC WINDS ALONG WITH
LIGHTNING. TEMPERATURES ARE EXPECTED TO COOL DRAMATICALLY ON SUNDAY.

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....74-79.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........TERRAIN DRIVEN WINDS...NORTHEAST WINDS AROUND 5 MPH
                    SHIFTING TO THE SOUTH IN THE AFTERNOON.
RIDGE TOP WIND......SOUTH 5 TO 10 MPH

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....50-55.
MAX HUMIDITY........59-64 PERCENT.
WIND (20 FT)........TERRAIN DRAINAGE WINDS NOT EXPECTED TO EXCEED 5PM.
RIDGE TOP WIND......SOUTH 10 MPH

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................10 PERCENT.
MAX TEMPERATURE.....74-79.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS INCREASING THROUGH THE DAY...
                    GUSTY AT TIMES...SHIFTING TO THE THE NORTHWEST IN
                    THE AFTERNOON. WINDS SHOULD STAY LESS THAN 10 MPH
                    IN SHELTER..GUSTING UP TO 15 MPH WITH FRONTAL PASSAGE.
RIDGE TOP WIND......SOUTHWEST 10 GUSTING 20 MPH

$$
FORECASTER...SUK
REQUESTED BY...JESS SECREST
TYPE OF REQUEST...WILDFIRE
.TAG 20090918.SOUTH.01/TFX