383  
FNUS75 KBOI 111134  
FWSBOI  
 
SPOT FORECAST FOR COLD RX...USFS  
NATIONAL WEATHER SERVICE BOISE ID  
534 AM MDT WED JUN 11 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON JUNE 11.  
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.  
   
..SHOWERS AND THUNDERSTORMS THIS AFTERNOON  
   
..GUSTY ERRATIC OUTFLOW WINDS POSSIBLE  
 
   
DISCUSSION  
 
A SHORTWAVE WILL TRACK ACROSS SOUTHCENTRAL OR THIS MORNING AND INTO  
CENTRAL ID BY THIS AFTERNOON. SHOWERS AND THUNDERSTORMS INCREASE  
MIDDAY AND CONTINUE INTO THE AFTERNOON. HAIL AND GUSTY ERRATIC  
OUTFLOW WINDS, BRIEF HEAVY RAIN POSSIBLE IN STORMS THIS AFTERNOON.  
A SLIGHT CHANCE OF THUNDERSTORMS THURSDAY AFTERNOON AND FRIDAY  
AFTERNOONS, BUT GENERALLY DRIER CONDITIONS BY FRIDAY.  
   
TODAY  
 
SKY/WEATHER.........INCREASING CLOUDS WITH SHOWERS AND THUNDERSTORMS  
LATE MORNING INTO THE EARLY AFTERNOON.  
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL.  
CHANCE OF PRECIPITATION 80 PERCENT.  
MAX TEMPERATURE.....70 TO 78.  
MIN HUMIDITY........49 TO 54 PERCENT.  
CWR.................50 PERCENT.  
WIND - 20 FOOT......EAST 3 TO 5 MPH IN THE MORNING SHIFTING TO THE  
SOUTH AROUND 6 MPH WITH GUSTS TO AROUND 16 MPH  
IN THE AFTERNOON. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......6000 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
VENTILATION INDEX...600 GOOD.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
MOSTLY CLEAR OVERNIGHT. SOME THUNDERSTORMS MAY  
PRODUCE HEAVY RAINFALL IN THE EVENING.  
MIN TEMPERATURE.....50 TO 55.  
MAX HUMIDITY........74 TO 79 PERCENT.  
CWR.................10 PERCENT.  
WIND - 20 FOOT......SOUTH 3 TO 8 MPH. GUSTS UP TO 22 MPH IN THE  
EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE EVENING.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
VENTILATION INDEX...10 POOR.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....73 TO 81.  
MIN HUMIDITY........27 TO 32 PERCENT.  
CWR.................10 PERCENT.  
WIND - 20 FOOT......WEST AROUND 5 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......8500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
VENTILATION INDEX...850 EXCELLENT.  
 
 
FORECASTER...ANDERSON  
REQUESTED BY...CHEYANNE QUIGLEY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2515751.0/BOI  
.DELDT 06/11/25  
.FORMATTERVERSION 2.0.0  
.EMAIL NATHAN.ROBINSON@USDA.GOV,CHEYANNE.QUIGLEY@USDA.GOV,THOMAS.STEPHENS2@USDA.GOV  
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