918  
FNUS73 KUNR 011126  
FWSUNR  
 
SPOT FORECAST FOR SCHENK RX UNIT 4...USFS  
NATIONAL WEATHER SERVICE RAPID CITY SD  
526 AM MDT THU OCT 1 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 MDT ON OCTOBER 01.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
CONDITIONS OVER THE PLANNED BURN AREA FOR THE NEXT  
WEEK OR SO ARE GENERALLY EXPECTED TO BE MILD AND MOSTLY DRY.  
DAILY HIGHS WILL REACH INTO THE UPPER 60S TO MID 70S WITH  
AFTERNOON HUMIDITIES RANGING FROM 30 TO 50%. ISOLATED SHOWERS MAY  
BE POSSIBLE OVER THE AREA THIS AFTERNOON AND EVENING, THOUGH  
WETTING RAINS AREN'T EXPECTED.  
 
WHILE A FEW SYSTEMS MAY PASS THROUGH THE AREA AND BRING LIGHT  
RAIN SHOWERS THROUGH THE NEXT WEEK, NO WETTING (0.1") PRECIP IS  
EXPECTED. WINDS MAY PICK UP THIS WEEKEND AS A FEW COOL FRONTS  
PASS THROUGH THE AREA, THOUGH WE'RE NOT EXPECTING ANY HIGH WIND  
EVENTS NEXT WEEK.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
MAX TEMPERATURE.....AROUND 61.  
MIN HUMIDITY........47 PERCENT.  
WIND (20 FT)........EAST WINDS AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST IN THE LATE MORNING AND AFTERNOON.  
GUSTS UP TO 23 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......3000 TO 3500 FT AGL.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH SHIFTING TO THE SOUTHEAST 20  
TO 25 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR.  
 
TIME (MDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........66 48 39 34 34 29 28 27 22 22 21  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0  
TEMP............52 52 53 54 56 58 58 59 59 61 59  
RH..............66 67 66 64 62 57 57 55 55 50 51  
20 FT WIND DIR..NE E E E SE SE SE SE SE SE E  
20 FT WIND SPD..5 5 5 6 6 7 8 8 8 8 8  
20 FT WIND GUST.16 16 15 16 17 18 20 21 22 22 23  
MIX HGT (KFT)...0.5 0.7 1.2 1.8 2.2 2.7 2.8 2.9 3.5 2.7 2.3  
TRANSP WIND DIR.NE NE NE E E E E SE SE SE E  
TRANSP WIND SPD.14 15 16 16 15 15 16 16 18 20 23  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT).  
MIN TEMPERATURE.....AROUND 44.  
MAX HUMIDITY........82 PERCENT.  
WIND (20 FT)........EAST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 31  
MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......500 TO 1000 FT AGL.  
TRANSPORT WINDS.....EAST 25 TO 30 MPH.  
SMOKE DISPERSAL.....POOR.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........30 30 30 30 31 32 35 42 49 52 51 54  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............57 52 50 50 49 48 48 47 47 47 46 46  
RH..............47 54 56 52 54 54 56 60 63 65 71 73  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..15 17 18 18 18 18 16 17 17 16 16 14  
20 FT WIND GUST.26 30 31 30 30 30 29 29 30 29 28 24  
MIX HGT (KFT)...1.6 0.8 0.7 0.6 0.7 0.6 0.6 0.6 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.25 26 29 29 29 28 26 28 28 26 25 22  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
MAX TEMPERATURE.....AROUND 71.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........EAST WINDS 10 TO 15 MPH SHIFTING TO THE  
SOUTHEAST LATE IN THE MORNING, THEN SHIFTING TO  
THE SOUTHWEST IN THE AFTERNOON DECREASING TO  
AROUND 5 MPH LATE IN THE AFTERNOON. GUSTS UP TO  
21 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......2900 TO 3400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH SHIFTING TO THE SOUTH  
LATE IN THE MORNING, THEN SHIFTING TO THE WEST  
EARLY IN THE AFTERNOON SHIFTING TO THE  
NORTHWEST LATE IN THE AFTERNOON SHIFTING TO THE  
NORTHEAST.  
SMOKE DISPERSAL.....POOR.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........40 57 44 31 27 19 10 11 8 6 16 15  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............46 45 48 50 56 59 62 66 68 70 71 69  
RH..............76 82 80 80 64 62 58 50 45 42 39 40  
20 FT WIND DIR..E E E SE SE S S S SW SW SW SW  
20 FT WIND SPD..12 10 9 7 6 6 6 6 7 7 5 3  
20 FT WIND GUST.21 18 16 14 13 12 13 13 14 15 14 12  
MIX HGT (KFT)...0.5 0.7 0.9 1.0 1.3 1.6 1.8 2.4 2.9 3.4 2.4 1.4  
TRANSP WIND DIR.E E SE S S SW SW SW W W NW NE  
TRANSP WIND SPD.20 16 14 13 12 12 12 12 13 13 12 9  
   
FORECAST DAYS 3 THROUGH 7  
   
SATURDAY  
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. NORTH  
WINDS AROUND 10 MPH.    
SUNDAY  
 
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. EAST  
WINDS AROUND 10 MPH.    
MONDAY  
 
CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. SOUTHEAST  
WINDS AROUND 10 MPH.    
TUESDAY  
 
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.    
WEDNESDAY  
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.  
 
 
FORECASTER...EW  
REQUESTED BY...HAYDEN HOELSCHER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2622863.0/UNR  
.DELDT 10/01/26  
.FORMATTERVERSION 2.0.0  
.EMAIL HAYDEN.HOELSCHER@USDA.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab SD Page
The Nexlab WY Page
Main Text Page