FNUS75 KBOI 062241
FWSBOI

SPOT FORECAST FOR THUNDER CITY FIRE...USFS
NATIONAL WEATHER SERVICE BOISE ID
441 PM MDT TUE AUG 6 2013

FORECAST IS BASED ON REQUEST TIME OF 1600 MDT ON AUGUST 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...DRY BUT UNSTABLE WITH MODERATE HAINES 5 THROUGH WEDNESDAY...
...INCREASING THREAT OF THUNDERSTORMS THURSDAY THROUGH THE WEEKEND...

.DISCUSSION...
UPPER LEVEL RIDGE WILL REBUILD OVER THE THUNDER CITY FIRE THROUGH
WEDNESDAY WHICH WILL BRING A SLIGHT WARMING AND DRYING TREND...
WHICH WILL ALSO RESULT IN MODERATE HAINES 5 THROUGH WEDNESDAY.
SOUTH FLOW AHEAD OF A SLOW MOVING UPPER LOW WILL SPREAD MOISTURE
INSTABILITY AND LIFT ACROSS THE FIRE STARTING WEDNESDAY EVENING...
FOR A THREAT OF SHOWERS AND THUNDERSTORMS THROUGH THE WEEKEND.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....49 TO 51.
MAX HUMIDITY........52 TO 56 PERCENT.
WIND - EYE LEVEL....LIGHT DOWNSLOPE 2 TO 4 MPH...RIDGES
                    NORTH 3 TO 7 MPH GUSTING TO 12 IN THE EVENING.
HAINES INDEX........3 VERY LOW.
LAL.................1.
CWR /0.10 INCH/.....0 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......NORTH AROUND 5 MPH.
VENTILATION INDEX...50 POOR.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....71 TO 74.
MIN HUMIDITY........14 TO 19 PERCENT.
WIND - EYE LEVEL....LIGHT UPSLOPE/UPVALLEY 3 TO 5 MPH BECOMING
                    NORTHWEST 4 TO 7 MPH IN THE AFTERNOON.
HAINES INDEX........5 MODERATE.
LAL.................1.
CWR /0.10 INCH/.....0 PERCENT.
MIXING HEIGHT.......12500 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 10 MPH.
VENTILATION INDEX...1250 EXCELLENT.

.WEDNESDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE EVENING...
                    THEN MOSTLY CLEAR AFTER MIDNIGHT.
MIN TEMPERATURE.....51 TO 54.
MAX HUMIDITY........40 TO 50 PERCENT.
WIND - EYE LEVEL....NORTHEAST 3 TO 7 MPH WITH GUSTS TO 14 MPH
                    IN THE EARLY EVENING THEN LIGHT DOWNSLOPE
                    2 TO 4 MPH AFTER MIDNIGHT.
HAINES INDEX........5 MODERATE.
LAL.................3 IN THE EVENING THEN 1 AFTER MIDNIGHT.
CWR /0.10 INCH/.....5 PERCENT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 5 MPH.
VENTILATION INDEX...25 POOR.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY IN THE MORNING THEN MOSTLY
                    CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS
                    AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....67 TO 72.
MIN HUMIDITY........25 TO 32 PERCENT.
WIND - EYE LEVEL....LIGHT UPSLOPE/UPVALLEY IN THE MORNING THEN
                    NORTHEAST 3 TO 7 MPH IN THE AFTERNOON. RIDGETOP
                    WINDS SOUTHEAST 5 TO 9 MPH GUSTING TO 14 MPH.
HAINES INDEX........5 MODERATE.
LAL.................1 IN THE MORNING THEN 4 IN THE AFTERNOON.
CWR /0.10 INCH/.....10 PERCENT.
MIXING HEIGHT.......9000 FT AGL.
TRANSPORT WIND......SOUTHEAST AROUND 10 MPH.
VENTILATION INDEX...900 EXCELLENT.

$$
FORECASTER...MILLS
REQUESTED BY...CHRIS CHURCH
TYPE OF REQUEST...WILDFIRE
.TAG 20130806.THUND.01/BOI