872
FNUS75 KBOI 271116
FWSBOI
SPOT FORECAST FOR MUSTANG...BLM
NATIONAL WEATHER SERVICE BOISE ID
516 AM MDT THU AUG 27 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 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.
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING...
..WARM AND BREEZY TODAY
..COOLER WITH WETTING RAINS POSSIBLE FRIDAY
..GUSTY ERRATIC WINDS WITH SHOWERS AND STORMS
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. WARM TEMPERATURES EXPECTED
TODAY. MOISTURE WILL INCREASE TONIGHT WITH SHOWERS DEVELOPING ON
FRIDAY MORNING. SHOWERS AND STORMS MAY PRODUCE GUSTY ERRATIC
WINDS. COOLER TEMPERATURES FRIDAY INTO THE WEEKEND.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY IN THE MORNING THEN BECOMING
MOSTLY SUNNY IN THE AFTERNOON.
MAX TEMPERATURE.....91 TO 96.
MIN HUMIDITY........10 TO 15 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......SOUTHWEST 8 TO 14 MPH. GUSTS UP TO 14 MPH IN
THE MORNING INCREASING TO 22 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......12500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH.
VENTILATION INDEX...2500 EXCELLENT.
TONIGHT
SKY/WEATHER.........CLOUDY. ISOLATED SHOWERS DEVELOPING IN THE EVENING.
MIN TEMPERATURE.....60 TO 65.
MAX HUMIDITY........33 TO 38 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......SOUTHWEST 7 TO 13 MPH WITH GUSTS TO AROUND 20
MPH. SHOWERS MAY PRODUCE GUSTY AND ERRATIC WINDS.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
VENTILATION INDEX...20 POOR.
FRIDAY
SKY/WEATHER.........CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. CHANCE OF
PRECIPITATION 50 PERCENT.
MAX TEMPERATURE.....78 TO 83.
MIN HUMIDITY........26 TO 31 PERCENT.
CWR.................20 PERCENT.
WIND - 20 FOOT......SOUTH 5 TO 10 MPH. GUSTS UP TO 16 MPH IN THE
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR SHOWERS AND THUNDERSTORMS.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
VENTILATION INDEX...1050 EXCELLENT.
FORECASTER...ANDERSON
REQUESTED BY...ANDREW ROBERTSON
TYPE OF REQUEST...WILDFIRE
.TAG 2620588.2/BOI
.DELDT 08/27/26
.FORMATTERVERSION 2.0.0
.EMAIL ORVAC@FIRENET.GOV
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