194  
FNUS75 KBOI 231014  
FWSBOI  
 
SPOT FORECAST FOR LOGAN FIRE...USFS  
NATIONAL WEATHER SERVICE BOISE ID  
414 AM MDT WED OCT 23 2024  
 
FORECAST IS BASED ON FORECAST START TIME OF 0500 MDT ON OCTOBER 23.  
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.  
   
..COLD WITH RAIN TURNING INTO SNOW TONIGHT
 
   
..GUSTY RIDGETOP WINDS WITH WITH FRONTAL PASSAGE
 
 
   
DISCUSSION
 
 
A COLD FRONT WILL MOVE THROUGH THIS EVENING, BRINGING MUCH COLDER  
TEMPERATURES, BRIEF GUSTY WINDS AROUND 1800-2000 MDT, AND  
PRECIPITATION THROUGH THE NIGHT. RAIN WILL BEGIN AROUND 1700 MDT,  
LIKELY SHIFTING OVER TO SNOW BY 2300 MDT WEDNESDAY NIGHT. SNOW  
WILL THEN END BY 0500 MDT, WITH MINIMAL ACCUMULATIONS MELTING BY  
THE LATE MORNING. DRY CONDITIONS WILL THEN RETURN LATE THURSDAY  
THROUGH SATURDAY, WITH ANOTHER SYSTEM MOVING IN LATE SUNDAY.  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY.  
MIN TEMPERATURE.....27 TO 32.  
MAX HUMIDITY........66 TO 82 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
WIND - 20 FOOT......SOUTHWEST 5 TO 10 MPH.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
HAINES INDEX........3 VERY LOW.  
VENTILATION INDEX...60 POOR.  
   
TODAY
 
 
SKY/WEATHER.........RAIN AND SNOW IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 80 PERCENT. NO SNOW ACCUMULATION.  
MAX TEMPERATURE.....45 TO 53.  
MIN HUMIDITY........45 TO 51 PERCENT.  
CWR.................30 PERCENT.  
LAL.................1.  
WIND - 20 FOOT......SOUTHWEST 7 TO 12 MPH WITH GUSTS TO AROUND 20  
MPH.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH.  
HAINES INDEX........2 VERY LOW.  
VENTILATION INDEX...900 EXCELLENT.  
   
TONIGHT
 
 
SKY/WEATHER.........RAIN-SNOW MIX IN THE EVENING, THEN A CHANCE OF  
SNOW OVERNIGHT. CHANCE OF PRECIPITATION NEAR  
100 PERCENT. SNOW ACCUMULATION UP TO 1 INCH.  
MIN TEMPERATURE.....13 TO 18.  
MAX HUMIDITY........95 TO 100 PERCENT.  
CWR.................50 PERCENT.  
LAL.................1.  
WIND - 20 FOOT......NORTHWEST 8 TO 12 MPH.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
HAINES INDEX........2 VERY LOW.  
VENTILATION INDEX...50 POOR.  
   
THURSDAY
 
 
SKY/WEATHER.........RAIN ENDING EARLY, AROUND 0500, THEN  
MOSTLY SUNNY.  
MAX TEMPERATURE.....41 TO 50.  
MIN HUMIDITY........39 TO 44 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
WIND - 20 FOOT......SOUTHWEST AROUND 5 MPH.  
MIXING HEIGHT.......3000 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 8 MPH.  
HAINES INDEX........4 LOW.  
VENTILATION INDEX...240 FAIR.  
 

 
FORECASTER...ADAMS  
REQUESTED BY...SAM ROSEBERRY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2424444.4/BOI  
.DELDT 10/23/24  
.FORMATTERVERSION 2.0.0  
.EMAIL SAMUEL.ROSEBERRY@USDA.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab ID Page
The Nexlab OR Page Main Text Page