889  
FNUS75 KPUB 080224  
FWSPUB  
 
SPOT FORECAST FOR GREENHORN PILES RX...USFS  
NATIONAL WEATHER SERVICE PUEBLO CO  
724 PM MST SUN DEC 7 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 MST ON DECEMBER 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (719) 948-9429, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
ELEVATED WEST TO NORTHWEST WINDS WILL CONTINUE THROUGH THE PERIOD AS  
A JET STREAM ALOFT REMAINS OVER THE REGION. WINDS WILL NOT DECREASE  
OVERNIGHT AS IS TYPICAL, AND INSTEAD WILL LIKELY INCREASE LATE MONDAY  
NIGHT INTO TUESDAY WITH GUSTS TO AROUND 40 MPH POSSIBLE ON TUESDAY.  
LIMITED MIXING HEIGHTS DUE TO A STRONG INVERSION ALOFT WILL KEEP  
DISPERSIONS IN THE POOR CATEGORY IN SPITE OF THE STRONG WINDS.  
   
MONDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....29F.  
MIN HUMIDITY........52-57 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 15-25 MPH.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 17 MPH.  
SMOKE DISPERSAL.....POOR.  
 
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........27 24 21 15 10 4 4 4 5 5 6 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............18 18 20 23 25 27 27 27 28 26 24 21  
RH..............64 64 62 57 57 57 60 60 58 60 65 68  
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW  
20 FT WIND SPD..15 15 15 15 15 15 13 13 13 13 13 13  
20 FT WIND GUST.25 25 25 24 24 24 22 22 24 21 21 21  
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.1 0.5 1.0 1.0 1.0 0.5 0.1 0.1  
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW  
TRANSP WIND SPD.20 21 21 21 22 22 22 22 22 20 17 16  
SDSPL KT-FT/10000 0 0 0 1 14 18 19 18 6 0 0  
   
MONDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....18F.  
MAX HUMIDITY........63-68 PERCENT.  
WIND (20 FT)........WEST WINDS 15-20 MPH. GUSTS UP TO 35 MPH  
OVERNIGHT.  
MIXING HEIGHT.......LESS THAN 500 FEET AGL.  
TRANSPORT WINDS.....WEST AROUND 22 MPH.  
SMOKE DISPERSAL.....POOR.  
 
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........5 6 6 6 13 19 18 18 17 18 19 20  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............20 20 19 20 20 20 19 19 19 20 21 22  
RH..............64 62 62 56 56 56 59 62 62 59 56 54  
20 FT WIND DIR..W W W W W W W W W W W W  
20 FT WIND SPD..15 15 15 15 15 15 17 17 17 18 18 18  
20 FT WIND GUST.26 26 26 28 28 28 31 31 31 33 33 33  
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.NW NW NW NW NW NW NW W W W W W  
TRANSP WIND SPD.15 16 17 17 17 17 17 18 20 21 23 24  
SDSPL KT-FT/10000 0 0 0 0 0 0 0 0 0 0 0  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY(38 PERCENT).  
MAX TEMPERATURE.....33F.  
MIN HUMIDITY........45-50 PERCENT.  
WIND (20 FT)........WEST WINDS 18-24 MPH WITH GUSTS UP TO 40  
MPH.  
MIXING HEIGHT.......LESS THAN 500 FEET AGL.  
TRANSPORT WINDS.....WEST AROUND 22 MPH.  
SMOKE DISPERSAL.....POOR.  
 
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........25 30 35 35 35 35 40 46 51 50 48 47  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............23 24 25 27 29 31 32 33 32 31 29 27  
RH..............52 52 52 50 51 51 53 53 58 61 63 65  
20 FT WIND DIR..W W W W W W W W W W W W  
20 FT WIND SPD..18 18 18 20 20 20 20 20 20 20 20 20  
20 FT WIND GUST.33 33 33 34 35 38 40 40 35 35 31 31  
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.W NW NW NW NW NW NW W W W W W  
TRANSP WIND SPD.24 24 24 24 24 24 24 23 23 23 22 22  
SDSPL KT-FT/10000 0 0 0 0 0 0 0 0 0 0 0  
 

 
FORECASTER...TORGERSON  
REQUESTED BY...ANNA DELLAPENTA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2527148.0/PUB  
.DELDT 12/07/25  
.FORMATTERVERSION 2.0.0  
 
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