543  
FNUS75 KCYS 030046  
FWSCYS  
 
SPOT FORECAST FOR TAYLOR DRAW...BLM  
NATIONAL WEATHER SERVICE CHEYENNE WY  
646 PM MDT WED JUL 2 2025  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE AT (307) 772-2227  
   
DISCUSSION
 
 
SHOWERS WITH GUSTY ERRATIC WINDS WILL CONTINUE ACROSS CARBON COUNTY  
THIS EVENING. THERE IS A SLIGHT CHANCE THAT ONE OF THESE SHOWERS COULD  
MOVE OVER THE BURN SITE BETWEEN 1900 AND 2000. OTHERWISE, GENERALLY  
SOUTHWEST WINDS WILL EASE AFTER SUNSET. WINDS WILL REMAIN LIGHT  
OVERNIGHT, WITH HUMIDITIES RECOVERING INTO THE 55-65 PERCENT RANGE.  
A WEATHER SYSTEM MOVING UP FROM THE SOUTHWEST ON THURSDAY MORNING  
WILL BRING INCREASING MOISTURE TO THE SITE ALONG WITH SOUTHWEST WINDS  
OF 10 TO 15 MPH GUSTING TO 25 MPH AFTER 1200. CHANCES FOR SHOWERS AND  
THUNDERSTORMS WILL INCREASE AFTER 1300.  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF  
SHOWERS IN THE EVENING.  
CWR.................6 PERCENT.  
LAL.................  
MIN TEMPERATURE.....AROUND 56.  
MAX HUMIDITY........62 PERCENT.  
WIND (20 FT)........SOUTH WINDS 10 TO 12 MPH GUSTING TO 24 MPH  
SHIFTING TO THE SOUTHWEST 5 TO 9 MPH IN  
THE EVENING.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....SOUTH 13 TO 16 MPH SHIFTING TO THE SOUTHWEST 8  
TO 13 MPH OVERNIGHT.  
SMOKE DISPERSAL.....GOOD (73000 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2600 KNOT-FT) LATE IN THE  
NIGHT.  
HAINES INDEX........MISSING.  
 
TIME (MDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........74 62 65 69 70 54 66 81 61 71 59  
WEATHER COV.....SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW  
TSTM COV........  
CWR.............10 10 10 10 10 0 0 0 0 0 0  
LAL.............M M M M M M M M M M M  
TEMP............82 77 73 70 70 67 66 64 61 61 60  
RH..............17 22 28 35 38 43 47 52 56 56 58  
20 FT WIND DIR..S S S S SW SW SW SW S S S  
20 FT WIND SPD..12 12 12 10 9 8 7 6 5 5 5  
20 FT WIND GUST. 14 20 18 17 15 13 10 8 8 8  
MIX HGT (KFT)...6.1 1.7 0.4 0.4 0.9 0.4 0.4 0.4 0.4 0.4 0.3  
TRANSP WIND DIR.S S SE S S SW SW SW S S S  
TRANSP WIND SPD.14 16 15 13 15 13 12 8 8 8 9  
HAINES INDEX....M M M M M M M M M M M  
SDSPL KT-FT/100073 23 6 4 11 4 4 3 3 3 3  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (80-90 PERCENT). RAIN SHOWERS  
LIKELY AND CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
CWR.................1 PERCENT INCREASING TO 41 PERCENT IN THE  
AFTERNOON.  
LAL.................  
MAX TEMPERATURE.....AROUND 81.  
MIN HUMIDITY........23 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH INCREASING TO 10 TO  
12 MPH LATE IN THE MORNING, AND CONTINUING  
THROUGH THE AFTERNOON.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......9200 FT AGL INCREASING TO 11900 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 16 MPH.  
SMOKE DISPERSAL.....POOR (2300 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (75100 KNOT-FT) IN THE  
AFTERNOON INCREASING TO GOOD (63000 KNOT-FT)  
EARLY IN THE MORNING INCREASING TO EXCELLENT  
(154600 KNOT-FT) IN THE AFTERNOON IN THE  
AFTERNOON, THEN DECREASING TO FAIR (43400  
KNOT-FT) LATE IN THE AFTERNOON.  
HAINES INDEX........MISSING.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........54 40 34 43 52 55 48 55 59 79 93 92  
WEATHER COV..... LKY LKY LKY LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC CHC CHC CHC  
CWR.............0 0 0 0 0 0 40 40 40 40 40 40  
LAL.............M M M M M M M M M M M M  
TEMP............57 61 63 67 74 76 79 79 80 77 74 73  
RH..............62 56 50 42 34 30 26 24 23 28 33 38  
20 FT WIND DIR..S S SW SW SW W W SW SW SW S S  
20 FT WIND SPD..5 6 7 9 9 10 12 12 12 12 10 10  
20 FT WIND GUST.9 10 13 16 17 18 21 22 21 21 20 18  
MIX HGT (KFT)...0.3 0.3 1.4 2.1 3.9 6.8 9.2 11 12 7.8 5.3 3.1  
TRANSP WIND DIR.S S S SW SW SW SW SW SW S S SW  
TRANSP WIND SPD.9 10 12 12 12 13 14 15 15 15 14 16  
HAINES INDEX....M M M M M M M M M M M M  
SDSPL KT-FT/10002 3 14 21 39 75 111 140 155 101 63 43  
 

 
FORECASTER...MAZUR  
REQUESTED BY...CRISTOPF ATKINSON  
TYPE OF REQUEST...WILDFIRE  
.TAG 2517166.0/CYS  
.DELDT 07/02/25  
.FORMATTERVERSION 2.0.0  
.EMAIL WYCPC@FIRENET.GOV  
 
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