587  
FNUS75 KPUB 201307  
FWSPUB  
 
SPOT FORECAST FOR 12 MILE PILES...USFS  
NATIONAL WEATHER SERVICE PUEBLO CO  
607 AM MST WED FEB 20 2019  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 MST ON FEBRUARY 20.  
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
 
 
SMOKE DISPERSION WILL REACH GOOD LEVELS THIS AFTERNOON AS MIXING  
HEIGHTS RISE AND TRANSPORT WINDS INCREASE. CLOUDS WILL BEGIN TO  
INCREASE OVERNIGHT, WITH A CHANCE OF SNOW SHOWERS RETURNING  
TO THE AREA THURSDAY AFTERNOON. SMOKE DISPERSION ON THURSDAY  
WILL REACH VERY GOOD LEVELS AS MIXING HEIGHTS CONTINUE TO RISE.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY.  
LAL.................1.  
MAX TEMPERATURE.....23-28F.  
MIN HUMIDITY........26-31 PERCENT.  
WIND (20 FT)........WEST WINDS AROUND 11 MPH WITH GUSTS TO AROUND  
18 MPH UNTIL 1100, THEN LIGHT WIND.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0800, THEN FAIR UNTIL 1000, THEN GOOD.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (MST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........8 1 3 6 8 12 16 20 24 27 36  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
LAL.............1 1 1 1 1 1 1 1 1 1 1  
TEMP............7 10 13 17 20 23 25 25 24 23 20  
RH..............54 47 41 36 32 31 31 34 36 39 45  
20 FT WIND DIR..W W W W W W W SW SW SW SW  
20 FT WIND SPD..11 10 9 8 7 6 6 6 6 6 6  
20 FT WIND GUST.18 17 16 14  
MIX HGT (KFT)...1.5 1.5 2.0 3.0 3.5 4.0 5.0 5.5 5.0 4.5 4.0  
TRANSP WIND DIR.W W W W W W W W W SW SW  
TRANSP WIND SPD.29 30 28 26 24 22 20 17 16 14 13  
HAINES INDEX....2 2 2 2 2 2 2 2 2 2 2  
SDSPL KT-FT/100037 42 55 65 74 79 82 82 69 57 46  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY(38 PERCENT) UNTIL 0100, THEN  
MOSTLY CLOUDY(54 PERCENT).  
LAL.................1.  
MIN TEMPERATURE.....8-13F.  
MAX HUMIDITY........71-76 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS AROUND 11 MPH UNTIL 0500, THEN  
LIGHT WIND.  
MIXING HEIGHT.......1500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 16 MPH.  
SMOKE DISPERSAL.....POOR.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........35 35 34 35 40 36 43 51 58 56 53 52  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............18 15 13 12 11 11 11 11 11 10 10 10  
RH..............49 55 61 60 63 60 63 63 66 69 73 76  
20 FT WIND DIR..SW W W W W W SW SW SW SW SW SW  
20 FT WIND SPD..9 10 11 11 10 9 9 8 8 8 8 6  
20 FT WIND GUST.12 14 16 16 14 13 13 13 13 13 12 10  
MIX HGT (KFT)...3.0 2.0 1.0 1.0 1.0 1.0 1.0 1.5 1.5 1.5 1.5 1.5  
TRANSP WIND DIR.SW W W W SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.13 12 12 12 13 13 15 17 20 18 17 16  
HAINES INDEX....2 2 2 2 2 2 2 2 2 2 2 2  
SDSPL KT-FT/100033 21 10 11 11 12 16 21 27 24 21 18  
   
THURSDAY
 
 
SKY/WEATHER.........PARTLY SUNNY(59 PERCENT). ISOLATED SHOWERS  
AFTER 1100 UNTIL 1700, THEN SCATTERED SHOWERS.  
LAL.................1.  
MAX TEMPERATURE.....26-31F.  
MIN HUMIDITY........43-48 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5-10 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 6000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 21 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN GOOD UNTIL 1100, THEN  
VERY GOOD UNTIL 1700, THEN GOOD.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........52 53 53 56 58 61 63 64 66 64 62 60  
WEATHER COV..... SCH SCH SCH SCH SCH SCH CHC  
WEATHER TYPE.... SW SW SW SW SW SW SW  
TSTM COV........  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............12 14 17 20 23 26 27 28 28 26 24 22  
RH..............73 70 64 59 54 50 48 48 48 52 57 62  
20 FT WIND DIR..SW SW SW SW S S S S S S S S  
20 FT WIND SPD..6 6 6 6 6 6 6 6 6 6 6 7  
20 FT WIND GUST.8 10 10 10 10 10 10 10 10 10 10 11  
MIX HGT (KFT)...1.5 1.5 2.0 3.5 5.0 6.0 7.0 7.5 8.5 7.0 6.0 4.5  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.16 17 18 22 24 26 26 25 25 23 22 21  
HAINES INDEX....2 2 2 2 2 3 3 3 3 3 3 3  
SDSPL KT-FT/100022 27 32 62 99 142 155 167 178 144 112 83  
 

 
FORECASTER...PETERSEN  
REQUESTED BY...JOSEPH WILLIAMS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1901695.0/PUB  
.DELDT 02/20/19  
.FORMATTERVERSION 1.0.24  
 
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