494  
FNUS75 KBYZ 141049  
FWSBYZ  
 
SPOT FORECAST FOR HORN CREEK 2...NORTHERN CHEYENNE AGENCY  
NATIONAL WEATHER SERVICE BILLINGS MT  
449 AM MDT SAT MAR 14 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0833 MDT ON MARCH 14.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
MIXED PRECIPITATION TODAY AHEAD OF A LATE DAY COLD FRONT. WETTING  
RAIN CHANCES AROUND 65% TODAY IN A MIX OF SNOW, RAIN, AND A  
SLIGHT CHANCE FOR LIGHT FREEZING RAIN. WINDS WILL BE LIGHT MOST OF  
THE DAY, INCREASING LATE AFTERNOON AND SHIFTING TO THE NORTH AS  
THE COLD FRONT ARRIVES. WINDS WILL GUST 20 TO 30 MPH OUT OF THE  
NORTH THIS EVENING BEHIND THE FRONT. SNOW IS ALSO EXPECTED TO  
INCREASE TONIGHT, TAPERING OFF TOWARD SUNRISE SUNDAY MORNING. SNOW  
REPORTS NEAR THE BURN AREA SHOW 6 TO 12 INCHES OF SNOW ALREADY ON  
THE GROUND. CHAMBERS  
 
ADDITIONAL SNOWFALL PROBABILITIES THROUGH SUNDAY MORNING:  
>1IN 93%  
>2IN 80%  
>4IN 28%  
 
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW AND SLIGHT CHANCE  
OF RAIN EARLY IN THE MORNING, THEN SNOW AND  
CHANCE OF RAIN IN THE AFTERNOON. PATCHY FOG  
LATE IN THE MORNING.  
CWR.................64 PERCENT.  
MAX TEMPERATURE.....36-40.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHEAST WINDS UP TO 5 MPH EARLY, THEN  
BECOMING NORTHWEST WITH GUSTS TO AROUND 20 MPH  
IN THE AFTERNOON.  
RIDGETOP...........SOUTHEAST AROUND 6 MPH BECOMING NORTHWEST  
AROUND 15 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......2400 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH INCREASING TO NORTHWEST  
AROUND 22 MPH IN THE AFTERNOON.  
 
TIME (MDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........95 94 88 88 71 80 81 88 91 84  
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC DEF DEF LKY  
WEATHER TYPE....SN SN SN SN RN RN RN SN SN SN  
TSTM COV........  
TEMP............26 29 31 33 38 38 38 38 35 34  
20 FT WIND DIR..SE SE SE S W W NW NW NW NW  
20 FT WIND SPD..5 5 4 4 5 5 6 7 10 14  
20 FT WIND GUST.8 8 8 8 8 10 12 14 17 20  
   
TONIGHT  
 
SKY/WEATHER.........CLOUDY. SNOW. PATCHY BLOWING SNOW EARLY IN THE  
EVENING. .  
CWR.................65 PERCENT.  
MIN TEMPERATURE.....8-12.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO  
AROUND 30 MPH IN THE EVENING, DECREASING TO  
5 TO 12 MPH WITH GUSTS TO AROUND 21 MPH  
OVERNIGHT.  
RIDGETOP...........NORTH AROUND 18 MPH.  
MIXING HEIGHT.......1200 FT AGL OVERNIGHT.  
TRANSPORT WINDS.....NORTHWEST 24 MPH.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........93 95 83 90 95 94 88 87 88 90 87 84  
WEATHER COV.....LKY LKY LKY DEF DEF DEF DEF LKY LKY CHC CHC CHC  
WEATHER TYPE....SN SN SN SN SN SN SN SN SN SN SN SN  
TSTM COV........  
TEMP............31 28 26 23 21 19 17 17 15 14 13 13  
20 FT WIND DIR..NW NW NW N N N N N N N N NW  
20 FT WIND SPD..17 20 20 19 18 14 12 11 11 9 9 9  
20 FT WIND GUST.25 29 30 30 26 22 21 21 21 17 17 17  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
SLIGHT CHANCE OF SNOW IN THE MORNING.  
CWR.................10 PERCENT.  
MAX TEMPERATURE.....19-23.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS UP TO 7 MPH.  
RIDGETOP...........NORTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......2300 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTH AROUND 20 MPH BECOMING NORTHWEST AROUND  
10 MPH IN THE AFTERNOON.  
 
TIME (MDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........85 86 69 36  
WEATHER COV.....S CHC S CHC  
WEATHER TYPE....SNOW SNOW NONE NONE  
TSTM COV........  
TEMP............12 12 16 19  
20 FT WIND......NW 7G14 NW 5G11 NW 5G11 NW 5G10  
 
 
FORECASTER...CHAMBERS  
REQUESTED BY...MARIO PRETTY BOY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2605508.2/BYZ  
.DELDT 03/14/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MARIO.PRETTYBOY@BIA.GOV  
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