FNUS75 KMSO 130334
FWSMSO

SPOT FORECAST FOR PORCUPINE COMPLEX
NATIONAL WEATHER SERVICE MISSOULA MT
934 PM MDT WED SEP 12 2012

FORECAST IS BASED ON REQUEST TIME OF 2108 MDT ON SEPTEMBER 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A STRENGTHENING RIDGE OF HIGH PRESSURE WILL CONTINUE
THE WARMING AND DRYING TREND BOTH THURSDAY AND FRIDAY. HUMIDITY
WILL BOTTOM OUT BOTH AFTERNOONS IN THE HIGH SINGLE DIGITS. THE ONE
POSSIBLE LIMITING FACTOR WILL BE SMOKE. AREAS OF THE FIRE THAT
REMAIN UNDER HEAVY SMOKE COVER MAY NOT SEE RHS DROP QUITE THIS
LOW. THERMAL BELTS WILL STRENGTHEN LEADING TO POOR RH RECOVERIES
AT NIGHT. HAINES WILL ALSO BE ON THE INCREASE AND COULD REACH A 6
BY FRIDAY AFTERNOON AS THE ATMOSPHERE DESTABILIZES.

.THURSDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....BOTTOM 72-77...TOP 60-65.
MIN HUMIDITY........5-10 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 3-5 MPH. SOUTHWEST 5-8 MPH ON
                    THE RIDGE TOPS.
HAINES INDEX........5 MODERATE.

.THURSDAY NIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....MIDSLOPES 50-55. BOTTOM AND TOP 45-50.
MAX HUMIDITY........MIDSLOPES AND TOP 26-31 PERCENT. BOTTOM
                    50-55 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5-6 MPH BECOMING
                    DOWNSLOPE/DOWNVALLEY 2-4 MPH.
HAINES INDEX........5 MODERATE.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....BOTTOM 72-77...TOP 60-65.
MIN HUMIDITY........6-11 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 3-5 MPH BECOMING SOUTHWEST WINDS
                    5-10 MPH AT THE BOTTOM. SOUTHWEST 10-15 MPH WITH
                    GUSTS TO 20 MPH AT THE RIDGE TOPS.
HAINES INDEX........6 HIGH.

$$
FORECASTER...PALLISTER
REQUESTED BY...PHILLIP KACIREK
TYPE OF REQUEST...WILDFIRE
.TAG 20120912.PORCU.01/MSO