FNUS75 KBOI 102001
FWSBOI

SPOT FORECAST FOR ELK...GREAT BASIN TEAM 2/IMT1
NATIONAL WEATHER SERVICE BOISE ID
201 PM MDT SAT AUG 10 2013

FORECAST IS BASED ON REQUEST TIME OF 1328 MDT ON AUGUST 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FOR HIGH HAINES UNTIL MIDNIGHT MDT
TONIGHT...

.DISCUSSION...
DRIER AIR CONTINUES TO MOVE NORTHWARD INTO THE REGION FROM NEVADA.
THIS DRY AIR COMBINED WITH INSTABILITY ALOFT IS FAVORABLE FOR HAINES
INDEX OF 6 TODAY. THERE IS ENOUGH MOISTURE IN THIS FLOW FOR CUMULUS
DEVELOPMENT OVER HIGHER TERRAIN TO THE NORTHEAST OF THE FIRE. EXPECT
POOR RELATIVE HUMIDITY RECOVERY TONIGHT. INSTABILITY ALOFT WILL BE
ON THE DECREASE ON SUNDAY SO HAINES INDEX WILL DECREASE TO A 5.
SOUTHERLY SURFACE WINDS THIS AFTERNOON WITH GUSTS TO AROUND 20 MPH
NEAR RIDGE TOPS.

.REST OF TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....85 TO 90.
MIN HUMIDITY........6 TO 11 PERCENT.
WIND - EYE LEVEL....SOUTH 6 TO 9 MPH WITH GUSTS TO 18 MPH.
HAINES INDEX........6 HIGH.
MIXING HEIGHT.......10000 FT AGL.
TRANSPORT WIND......SOUTH AROUND 20 MPH.
VENTILATION INDEX...2000 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....57 TO 62.
MAX HUMIDITY........26 TO 31 PERCENT.
WIND - EYE LEVEL....NORTHWEST 4 TO 7 MPH. GUSTS UP TO 14 MPH IN THE
                    EVENING.
HAINES INDEX........5 MODERATE.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 0 MPH.
VENTILATION INDEX...0 POOR.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....85 TO 90.
MIN HUMIDITY........7 TO 12 PERCENT.
WIND - EYE LEVEL....WEST AROUND 5 MPH.
HAINES INDEX........5 MODERATE.
MIXING HEIGHT.......13500 FT AGL.
TRANSPORT WIND......SOUTH AROUND 15 MPH.
VENTILATION INDEX...2025 EXCELLENT.

$$
FORECASTER...ALLEN
REQUESTED BY...TOM DUNN PSC2 SITL
TYPE OF REQUEST...WILDFIRE
.TAG 20130810.ELK__.01/BOI