822  
FNUS73 KUNR 081314  
FWSUNR  
 
SPOT FORECAST FOR CHOKE CHERRY...PINE RIDGE AGENCY  
NATIONAL WEATHER SERVICE RAPID CITY SD  
714 AM MDT FRI AUG 8 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0756 MDT ON AUGUST 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
THE COLD FRONT IS NOW THROUGH THE FIRE AREA. COOLER WEATHER IS  
EXPECTED TODAY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
300 PM. NORTH WINDS AROUND 10 MPH THIS MORNING WILL INCREASE TO  
AROUND 20 MPH WITH GUSTS OF 30 MPH AS DAYTIME MIXING GETS GOING,  
BUT EXPECT GUSTY ERRATIC WINDS NEAR ANY THUNDERSTORMS.  
THUNDERSTORMS ARE POSSIBLE THROUGH SUNSET, WITH CHANCES FOR RAIN  
SHOWERS CONTINUING THROUGH MIDNIGHT. IT WILL BE A COOL NIGHT  
TONIGHT AND MILD AND DRY FOR SATURDAY.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT) THEN BECOMING  
CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MAX TEMPERATURE.....AROUND 81.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS AROUND 20 MPH WITH GUSTS TO  
AROUND 30 MPH. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......4000 TO 4500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 25 TO 30 MPH.  
SMOKE DISPERSAL.....VERY GOOD.  
 
TIME (MDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........57 58 63 71 58 56 53 50 73 75 88  
WEATHER COV..... SCH SCH  
WEATHER TYPE.... RW RW  
TSTM COV........ SCH SCH  
CWR.............0 0 0 0 0 0 0 0 0 0 0  
TEMP............66 66 68 70 73 76 80 81 81 81 79  
RH..............95 93 87 81 73 63 54 51 49 47 49  
20 FT WIND DIR..NW NW NW NW NW NW NW N N N N  
20 FT WIND SPD..16 16 17 18 18 18 18 18 18 18 18  
20 FT WIND GUST.24 25 28 29 29 29 29 29 28 28 28  
MIX HGT (KFT)...1.0 1.5 1.9 2.4 2.9 3.3 3.8 4.2 4.6 4.3 3.9  
TRANSP WIND DIR.NW NW NW NW NW NW N N N N N  
TRANSP WIND SPD.24 25 28 28 29 29 29 28 28 28 28  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING  
PARTLY CLOUDY (30-40 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING,  
THEN CHANCE OF SHOWERS LATE IN THE EVENING.  
MIN TEMPERATURE.....AROUND 56.  
MAX HUMIDITY........83 PERCENT.  
WIND (20 FT)........NORTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
26 MPH DECREASING TO AROUND 10 MPH OVERNIGHT,  
THEN SHIFTING TO THE WEST AFTER 3 AM SHIFTING  
TO THE SOUTHWEST EARLY IN THE MORNING. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
EARLY IN THE EVENING.  
CWR.................20 PERCENT.  
MIXING HEIGHT.......400 TO 900 FT AGL.  
TRANSPORT WINDS.....NORTH 20 TO 30 MPH DECREASING TO 10 TO 15 MPH  
IN THE LATE EVENING AND OVERNIGHT, THEN  
SHIFTING TO THE NORTHWEST AFTER 3 AM SHIFTING  
TO THE SOUTHWEST EARLY IN THE MORNING.  
SMOKE DISPERSAL.....POOR.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........85 97 99 90 85 80 78 51 60 36 30 29  
WEATHER COV.....SCH SCH SCH CHC  
WEATHER TYPE....RW RW RW RW  
TSTM COV........SCH SCH SCH CHC  
CWR.............20 20 20 20 20 20 20 20 20 20 20 20  
TEMP............77 73 71 69 67 66 64 62 60 58 56 56  
RH..............50 57 57 61 63 65 67 70 75 80 83 80  
20 FT WIND DIR..N N N N N N N N NW NW W SW  
20 FT WIND SPD..17 16 14 12 9 8 7 6 6 6 6 6  
20 FT WIND GUST.26 24 21 18 16 14 10 10 10 10 9 10  
MIX HGT (KFT)...3.6 3.2 2.8 2.4 1.8 1.1 0.5 0.5 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.N N N N N N NE N N N NW SW  
TRANSP WIND SPD.26 24 21 18 15 13 10 9 9 9 9 10  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........32 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE  
WEST LATE IN THE AFTERNOON. GUSTS UP TO 18 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......8400 TO 8900 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH SHIFTING TO THE WEST 20  
TO 25 MPH LATE IN THE MORNING.  
SMOKE DISPERSAL.....GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........28 4 3 0 3 5 7 11 16 20 28 36  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............57 59 64 69 72 74 76 78 80 81 81 81  
RH..............77 72 63 53 44 40 37 35 33 32 32 32  
20 FT WIND DIR..SW S SW W W SW SW SW W W W W  
20 FT WIND SPD..6 6 6 7 8 9 10 12 12 12 12 12  
20 FT WIND GUST.10 10 12 13 14 16 17 18 18 18 18 18  
MIX HGT (KFT)...0.4 1.0 1.5 2.1 3.6 5.1 6.7 7.4 8.1 8.9 8.3 7.8  
TRANSP WIND DIR.S S SW SW SW W W W W W W W  
TRANSP WIND SPD.10 12 12 13 14 16 17 18 20 21 20 18  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 50S. HIGHS AROUND 80. NORTH WINDS AROUND 10 MPH.    
MONDAY
 
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.  
SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY
 
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.  
SOUTH WINDS AROUND 10 MPH.  
 

 
FORECASTER...MS  
REQUESTED BY...COLYNN CONDON DUTY OFFICER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2519270.3/UNR  
.DELDT 08/08/25  
.FORMATTERVERSION 2.0.0  
.EMAIL COLYNN.CONDON@BIA.GOV  
 
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