824  
FNUS73 KUNR 062005  
FWSUNR  
 
SPOT FORECAST FOR DEVILS TOWER STURGIS SUPPORT...NATIONAL PARK SERVICE  
NATIONAL WEATHER SERVICE RAPID CITY SD  
205 PM MDT WED AUG 6 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 MDT ON AUGUST 07.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
FOR THE REMAINDER OF TODAY, AN ISOLATED STORM OR IS POSSIBLE OVER  
THE BLACK HILLS, BUT MOST AREAS ARE EXPECTED TO REMAIN DRY.  
THURSDAY WILL BE THE HOTTEST DAY OF THE RALLY, WITH HIGHS OVER  
DEVILS TOWER EXPECTED AROUND 95 DEGREES. DRY CONDITIONS ARE  
EXPECTED THURSDAY OVER DEVILS TOWER REGION. WINDS WILL BE OUT OF  
THE SOUTH DURING THE DAY WEDNESDAY, WITH MAX GUSTS EXPECTED  
BETWEEN 17 AND 20 MPH.  
 
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 94.  
MIN HUMIDITY........23 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MAX APPARENT TEMP...91.  
SURFACE WINDS (MPH).SOUTH WINDS 9 TO 10 MPH SHIFTING TO THE NORTH  
AROUND 8 MPH LATE IN THE AFTERNOON. GUSTS UP TO  
17 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (MDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........4 3 15 15 10 3 9 14 10 10  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
TEMP............74 79 84 87 90 93 94 94 94 93  
RH..............60 46 37 32 28 25 24 23 23 24  
HEAT INDEX (F)..74 79 83 85 88 90 91 91 91 90  
SURFACE WND DIR.S S S SW W W NW NW N N  
SURFACE WND SPD.10 10 10 9 9 9 9 8 8 8  
SURFACE WND GST.17 16 16 16 15 16 16 16 16 15  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF  
SHOWERS OVERNIGHT.  
MIN TEMPERATURE.....AROUND 58.  
MAX HUMIDITY........91 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
MAX APPARENT TEMP...88.  
SURFACE WINDS (MPH).NORTH WINDS 6 TO 7 MPH SHIFTING TO THE  
NORTHWEST AFTER 3 AM. GUSTS UP TO 14 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........14 27 13 26 28 27 25 32 40 47 53 60  
WEATHER COV..... SCH SCH SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 20 20 20 20 20 20  
TEMP............91 87 81 76 74 72 69 67 65 63 61 60  
RH..............26 29 42 48 53 58 63 70 77 84 88 91  
HEAT INDEX (F)..88 85 81 76 74 72 69 67 65 63 61 60  
SURFACE WND DIR.N NE NE NE NE N N N N NW NW N  
SURFACE WND SPD.7 6 6 6 6 6 6 6 6 6 6 7  
SURFACE WND GST.14 13 12 12 12 12 12 12 13 13 13 14  
 

 
FORECASTER...AD  
REQUESTED BY...MATT ROLAND  
TYPE OF REQUEST...OTHER  
.TAG 2518418.0/UNR  
.DELDT 08/06/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MATT_ROLAND@NPS.GOV,WILLIAM_BUTLER@NPS.GOV,NWS.RAPIDCITY@NOAA.GOV  
 
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