FNUS75 KPIH 191157
FWSPIH

SPOT FORECAST FOR LODGEPOLE FIRE...CIIFC
NATIONAL WEATHER SERVICE POCATELLO ID
557 AM MDT MON AUG 19 2013

FORECAST IS BASED ON REQUEST TIME OF 1933 MDT ON AUGUST 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM
MDT THIS EVENING FOR STRONG GUSTY WINDS AND LOW HUMIDITY...
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
THURSDAY EVENING FOR THUNDERSTORMS AND STRONG OUTFLOW WINDS...

.DISCUSSION...A NEW FRONTAL BOUNDARY IS EXPECTED TO DEVELOP OFF A
LOW PRESSURE DISTURBANCE IN SOUTHERN ALBERTA AND TRAIL SOUTH
THROUGH LOST TRAIL PASS AND ABOUT CASCADE RESERVOIR DURING THE
AFTERNOON. THE FRONT DRIFTS SOUTH LATER TONIGHT AND CLOSE TO
CHALLIS BEFORE DISSIPATING. THE PRESENCE OF THE FRONT AND DRY AIR
IN THE FIRE AREA RESULTED IN A RED FLAG WARNING FOR TODAY. MOIST
UNSTABLE AIR IS EXPECTED TO SPREAD NORTH FROM THE GREAT BASIN ON
TUESDAY GIVING RISE TO A SLIGHT CHANCE OF THUNDERSTORMS.
THUNDERSTORMS BECOME MORE ACTIVE WEDNESDAY AND THURSDAY WITH A LOW
NEAR THE CALIFORNIA COAST MOVING INLAND.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. AREAS OF SMOKE.
TEMPERATURE.........MAX 77-83.
RH..................MIN 13-16 PERCENT.
WIND (20 FT)........CANYON BOTTOMS WEST 5 TO 10 GUST 20 MPH.
x09x09    RIDGE TOP WINDS NORTHEAST 15 TO 25 MPH WITH GUSTS UP
x09x09    TO 35 MPH...DECREASING TO 10 TO 20 MPH
                    WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 9200 FT AGL IN THE
                    AFTERNOON.
MIXING WINDS........WEST 7 TO 15 MPH.
HAINES INDEX........4.
LAL.................1.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE EVENING. AREAS OF SMOKE
                    THROUGH THE NIGHT.
TEMPERATURE.........MIN 50.
RH..................MAX 49 PERCENT.
WIND (20 FT)........WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30
                    MPH IN THE EVENING BECOMING VARIABLE 3 TO 6
                    MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......8800 FT AGL DECREASING TO 1700 FT AGL AFTER
                    MIDNIGHT.
MIXING WINDS........WEST AROUND 18 MPH DECREASING TO AROUND 8 MPH
                    AFTER MIDNIGHT.
HAINES INDEX........6.
LAL.................2...THEN 1 AFTER MIDNIGHT.

.TUESDAY...

SKY/WEATHER.........PARTLY CLOUDY. AREAS OF SMOKE THROUGH THE DAY.
                    CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                    AFTERNOON.
TEMPERATURE.........MAX 74-81.
RH..................MIN 14-17 PERCENT.
WIND (20 FT)........CANYON BOTTOMS WEST 5 TO 8 GUST 15 MPH.
x09x09    RIDGE TOP WINDS NORTHEAST 10 TO 20 MPH WITH GUSTS UP
x09x09    TO 30 MPH...DECREASING TO 10 TO 15 MPH
                    WITH GUSTS TO AROUND 20 MPH IN THE AFTERNOON.
CWR.................8 PERCENT.
MIXING HEIGHT.......800 FT AGL INCREASING TO 9500 FT AGL IN THE
                    AFTERNOON.
MIXING WINDS........WEST 6 TO 13 MPH.
HAINES INDEX........5.
LAL.................2...THEN 4 IN THE AFTERNOON.

$$
FORECASTER...SURVICK
REQUESTED BY...DAN BARTEL
TYPE OF REQUEST...WILDFIRE
.TAG 20130818.LODGE.01/PIH