175  
FNUS75 KBYZ 121648  
FWSBYZ  
 
SPOT FORECAST FOR FIREBOOT CAMP CARBON COUNTY TRAINING...USFS  
NATIONAL WEATHER SERVICE BILLINGS MT  
1048 AM MDT FRI JUN 12 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON JUNE 13.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
RAIN WILL BE ONGOING SATURDAY MORNING SLOWLY TAPERING OFF INTO  
MIDDAY. ISOLATED RAIN SHOWERS ARE POSSIBLE THROUGH THE AFTERNOON.  
THERE IS A 90 PERCENT CHANCE OF A WETTING RAIN TONIGHT INTO  
SATURDAY MORNING. WINDS WILL REMAIN OUT OF THE NORTH THROUGH THE  
WEEKEND GRADUALLY TAPERING OFF SATURDAY NIGHT INTO SUNDAY. LIGHT  
WINDS AND SUNNY SKIES ARE FORECAST SUNDAY.  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. RAIN LIKELY IN THE MORNING. CHANCE OF  
RAIN SHOWERS CONTINUES THROUGH THE AFTERNOON.  
CHANCE OF PCPN......80 PERCENT.  
MAX TEMPERATURE.....60-65.  
MIN HUMIDITY........47-52 PERCENT.  
SURFACE WINDS (MPH).NORTH WINDS 10 TO 15 MPH. WINDS GUSTS UP TO 25 MPH.  
RIDGETOP...........NORTH AROUND 15 MPH. WINDS GUSTS UP TO 25 MPH.  
 
TIME (MDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........96 81 59 28  
WEATHER COV.....LIKELY CHNACE ISO ISO  
WEATHER TYPE....RAIN RNSHWR RNSHWR RNSHWR  
TSTM COV........  
CHC OF PCPN (%).80 50 20 20  
TEMP............47 50 56 62  
RH..............96 89 66 47  
SURFACE WIND....N 13G20 N 10G15 N 10G16 N 14G21  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........CHANCE OF SHOWERS IN THE EVENING, DECREASING  
OVERNIGHT.  
CHANCE OF PCPN......20 PERCENT.  
MIN TEMPERATURE.....39-44.  
MAX HUMIDITY........81-85 PERCENT.  
SURFACE WINDS (MPH).NORTH WINDS 10 TO 15 MPH IN THE EVENING DECREASING  
TO 5 TO 10 MPH AFTER MIDNIGHT. WINDS MAY GUST TO  
20 MPH IN THE EARLY EVENING.  
RIDGETOP...........NORTH WINDS AROUND 15 MPH IN THE EVENING DECREASING  
TO 10 MPH AFTER MIDNIGHT. WINDS MAY GUST TO 20 MPH  
IN THE EARLY EVENING.  
 
TIME (MDT) 6 PM 9 PM MIDNGT 3 AM  
SKY (%).........15 51 46 27  
WEATHER COV.....CHANCE  
WEATHER TYPE....RNSHWR NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).20 0 0 0  
TEMP............63 56 48 43  
RH..............39 51 66 78  
SURFACE WIND....N 14G21 NE 8G12 NE 8G10 NW 5G7  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....69-73.  
MIN HUMIDITY........26-30 PERCENT.  
SURFACE WINDS (MPH).LIGHT OUT OF THE NORTH BECOMING NORTHERLY AT 5 TO 10 MPH IN  
THE AFTERNOON.  
RIDGETOP...........NORTH AROUND 10 MPH.  
 
TIME (MDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........37 17 12 15  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0  
TEMP............40 53 64 69  
RH..............83 60 43 33  
SURFACE WIND....NW 4G5 N 3G5 N 3G7 N 5G12  
 
 
FORECASTER...MCKEOWN-ROBBIE/PALMQUIST  
REQUESTED BY...E. LUKE FOSNESS  
TYPE OF REQUEST...OTHER  
.TAG 2615360.0/BYZ  
.DELDT 06/12/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ELDO.FOSNESS@USDA.GOV  
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