593  
FNUS75 KBOI 301230  
FWSBOI  
 
SPOT FORECAST FOR CLAREMONT INCIDENT...USFS  
NATIONAL WEATHER SERVICE BOISE ID  
630 AM MDT THU JUL 30 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 MDT ON JULY 30.  
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.  
   
..HOT, DRY, AND SLIGHTLY BREEZY THROUGH LATE WEEK
 
 
   
DISCUSSION
 
 
BROAD HIGH PRESSURE WILL CONTINUE HOT AND DRY CONDITIONS LATE  
WEEK. WINDS WILL FOLLOW A DIURNAL CYCLE, WITH LIGHT TO MODERATE  
WESTERLY BREEZES IN THE AFTERNOONS AND DOWNSLOPE AND VARIABLE  
OVERNIGHTS. LOW RELATIVE HUMIDITY WITH POOR OVERNIGHT RECOVERIES  
EXPECTED OVER THE NEXT FEW DAYS. SMOKE COVERAGE MAY SLIGHTLY  
MODERATE PEAK DAYTIME TEMPERATURES.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....86 TO 95.  
MIN HUMIDITY........19 TO 24 PERCENT.  
CWR.................0 PERCENT.  
WIND - 20 FOOT......WEST-NORTHWEST AROUND 7 MPH WITH GUSTS AROUND  
13 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......7500 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
VENTILATION INDEX...750 EXCELLENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....63 TO 68.  
MAX HUMIDITY........35 TO 44 PERCENT.  
CWR.................0 PERCENT.  
WIND - 20 FOOT......NORTH-NORTHEAST 4 TO 9 MPH IN THE EVENING,  
BECOMING NORTHEAST AND VARIABLE AROUND 5 MPH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.  
VENTILATION INDEX...20 POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....90 TO 98.  
MIN HUMIDITY........14 TO 19 PERCENT.  
CWR.................0 PERCENT.  
WIND - 20 FOOT......NORTHEAST AROUND 4 MPH IN THE MORNING, THEN  
WEST-NORTHWEST 3 TO 6 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......11000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH.  
VENTILATION INDEX...550 GOOD.  
 

 
FORECASTER...YANG  
REQUESTED BY...KRISTIN KOLANOSKI  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618441.3/BOI  
.DELDT 07/30/26  
.FORMATTERVERSION 2.0.0  
.EMAIL KRISTIN.KOLANOSKI@USDA.GOV  
 
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