665  
FNUS75 KBOI 261706  
FWSBOI  
 
SPOT FORECAST FOR GRASSHOPPER...VALE BLM  
NATIONAL WEATHER SERVICE BOISE ID  
1106 AM MDT FRI JUL 26 2024  
 
FORECAST IS BASED ON FORECAST START TIME OF 1100 MDT ON JULY 26.  
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.  
   
..DRY AND BREEZY CONDITIONS TODAY
 
 
   
DISCUSSION
 
 
DRY SOUTHWEST FLOW WILL SET UP OVER THE REGION TODAY, BRINGING  
A BREAK FROM RECENT SHOWERS AND THUNDERSTORMS. BREEZY CONDITIONS  
WILL DEVELOP ACROSS THE FIRE SITE BY EARLY AFTERNOON AS THE INVERSION  
BREAKS. A WIND SHIFT WILL OCCUR THIS EVENING TO A MORE NORTHWEST TO  
NORTH DIRECTION AND WILL REMAIN GUSTY THROUGH MIDNIGHT. SATURDAY WILL  
STAY DRY, THROUGH CUMULUS BUILDUPS ARE POSSIBLE AND AREAS TO THE  
SOUTH WILL SEE A SLIGHT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS  
WHICH COULD BRING OUTFLOW WINDS TO THE FIRE. EVENING NORTHWEST WINDS  
WILL BE STRONGER SATURDAY. DRY CONDITIONS WILL PREVAIL THROUGH MONDAY  
WITH BREEZY AFTERNOON AND EVENING WINDS.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....82 TO 88.  
MIN HUMIDITY........13 TO 18 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
WIND - 20 FOOT......NORTH AROUND 3 MPH LATE IN THE MORNING SHIFTING  
TO THE SOUTHWEST 6 TO 11 MPH WITH GUSTS TO  
AROUND 18 MPH IN THE AFTERNOON.  
HAINES INDEX........3 VERY LOW.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....60 TO 65.  
MAX HUMIDITY........33 TO 38 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
WIND - 20 FOOT......SOUTHWEST 6 TO 11 WITH GUSTS TO 18 MPH SHIFTING TO  
THE NORTHWEST 6 TO 11 MPH WITH GUSTS TO 18 MPH AROUND  
6 PM LOCAL AND CONTINUING THROUGH MIDNIGHT. NORTH 5 TO  
8 MPH AFTER MIDNIGHT.  
HAINES INDEX........4 LOW.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....81 TO 88.  
MIN HUMIDITY........14 TO 19 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
WIND - 20 FOOT......NORTHEAST AROUND 3 MPH IN THE MORNING, BECOMING WEST 5 TO  
8 MPH. GUSTS UP TO 16 MPH IN THE AFTERNOON.  
HAINES INDEX........4 LOW.  
 

 
FORECASTER...GROENERT  
REQUESTED BY...ORVAD  
TYPE OF REQUEST...WILDFIRE  
.TAG 2419005.0/BOI  
.DELDT 07/26/24  
.FORMATTERVERSION 2.0.0  
.EMAIL ORVAC@FIRENET.GOV  
 
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