428  
FNUS75 KBOI 171212  
FWSBOI  
 
SPOT FORECAST FOR LOWMAN WUI NORTH 1...USFS  
NATIONAL WEATHER SERVICE BOISE ID  
612 AM MDT SAT OCT 17 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0630 MDT ON OCTOBER 17.  
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.  
   
..MILD AND DRY WITH LIGHT WINDS THROUGH THE WEEKEND  
   
..COOLER WITH INCREASED CHANCE OF PRECIPITATION NEXT WEEK  
 
   
DISCUSSION  
 
A DRY SOUTHWEST FLOW ALOFT WILL KEEP MILD CONDITIONS IN PLACE THROUGH  
MONDAY. WINDS WILL BE LIGHT, PICKING UP SOME IN THE LATE  
AFTERNOON EACH DAY. THE DRY AIR MASS WILL MAKE FOR COOL MORNINGS  
AND POOR OVERNIGHT HUMIDITY RECOVERY. A LOW PRESSURE SYSTEM WILL  
ENTER THE WEST NEXT WEEK BRINGING CLOUDS AND COOLER TEMPERATURES  
STARTING TUESDAY WITH PRECIPITATION CHANCES INCREASING WEDNESDAY  
AND THURSDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....65 TO 71.  
MIN HUMIDITY........20 TO 25 PERCENT.  
CWR.................0 PERCENT.  
WIND - 20 FOOT......EAST 3 TO 4 MPH IN THE MORNING SHIFTING TO THE  
SOUTHWEST 6 TO 10 MPH IN THE AFTERNOON WITH GUSTS  
NEAR 15 MPH.  
MIXING HEIGHT.......5000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
VENTILATION INDEX...750 EXCELLENT.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....40 TO 45.  
MAX HUMIDITY........44 TO 50 PERCENT.  
CWR.................0 PERCENT.  
WIND - 20 FOOT......SOUTHEAST AROUND 5 MPH.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.  
VENTILATION INDEX...5 POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....62 TO 69.  
MIN HUMIDITY........22 TO 27 PERCENT.  
CWR.................0 PERCENT.  
WIND - 20 FOOT......SOUTHEAST AROUND 3 MPH IN THE MORNING SHIFTING  
TO THE SOUTHWEST 5 TO 9 MPH IN THE AFTERNOON  
WITH GUSTS NEAR 15 MPH.  
MIXING HEIGHT.......6000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
VENTILATION INDEX...900 EXCELLENT.  
 
 
FORECASTER...HOOD  
REQUESTED BY...CHRISTOPHER KNIGHT  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2623735.4/BOI  
.DELDT 10/17/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CHRISTOPHER.KNIGHT@USDA.GOV,GORDON.WELLS@USDA.GOV  
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