584
FNUS75 KBOI 271105
FWSBOI
SPOT FORECAST FOR LAKE FIRE...USFS
NATIONAL WEATHER SERVICE BOISE ID
505 AM MDT THU AUG 27 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON AUGUST 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (208)334-9060, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
..WARM AND BREEZY TODAY
..WETTING RAINS POSSIBLE FRIDAY AND COOLER
DISCUSSION
AN UPPER LEVEL RIDGE AXIS WILL REMAIN JUST EAST OF THE AREA TODAY
WHILE LOW PRESSURE REMAINS SITUATED OFF THE PACIFIC NORTHWEST.
THIS WILL KEEP SOUTHWEST FLOW ALOFT OVER THE AREA, WITH BREEZY
SOUTHWEST WINDS DURING THE AFTERNOON. ISOLATED SHOWERS AND STORMS
WILL GENERALLY REMAIN WELL EAST OF THE FIRE TODAY. MOISTURE WILL
INCREASE OVERNIGHT WITH SHOWERS DEVELOPING ON FRIDAY MORNING.
SHOWERS AND STORMS MAY PRODUCE GUSTY ERRATIC WINDS FRIDAY MORNING.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY.
MAX TEMPERATURE.....72 TO 77.
MIN HUMIDITY........20 TO 25 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......SOUTHWEST 10 TO 16 MPH. GUSTS UP TO 24 MPH IN
THE MORNING INCREASING TO 30 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 25 MPH.
VENTILATION INDEX...1750 EXCELLENT.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR IN THE EVENING THEN BECOMING
MOSTLY CLOUDY OVERNIGHT.
MIN TEMPERATURE.....48 TO 53.
MAX HUMIDITY........48 TO 53 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......WEST 6 TO 12 MPH. GUSTS UP TO 24 MPH IN THE
EVENING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 5 MPH.
VENTILATION INDEX...20 POOR.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY. COOLER. ISOLATED SHOWERS,
MAINLY EAST OF THE FIRE IN THE MORNING. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. THEN SHOWERS LIKELY IN THE EVENING.
MAX TEMPERATURE.....66 TO 71.
MIN HUMIDITY........26 TO 31 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......SOUTHWEST 6 TO 12 MPH. GUSTS UP TO 14 MPH IN
THE MORNING INCREASING TO 24 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
VENTILATION INDEX...900 EXCELLENT.
FORECASTER...ANDERSON
REQUESTED BY...JUSTIN ALESHIRE
TYPE OF REQUEST...WILDFIRE
.TAG 2620236.3/BOI
.DELDT 08/27/26
.FORMATTERVERSION 2.0.0
.EMAIL JUSTIN.ALESHIRE@USDA.GOV
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