386  
FNUS73 KARX 011535  
FWSARX  
 
SPOT FORECAST FOR NECEDAH PILES...US FISH AND WILDLIFE SERVICE  
NATIONAL WEATHER SERVICE LA CROSSE WI  
935 AM CST MON DEC 1 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON DECEMBER 01.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (608) 784-8292 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
A COLD MORNING WITH FLURRIES MOVING IN FOR THE AFTERNOON.  
THE LOWER ATMOSPHERE HAS AN INVERSION SO SMOKE DISPERSION WILL BE  
POOR UNTIL AFTERNOON. THE MIXING DEPTH WILL THEN IMPROVE SLOWLY AFTER  
11 AM WITH THE MAX REACHED BETWEEN 3 AND 4 PM...WITH ABOUT 10 MPH  
TRANSPORT WIND...YIELDING A FAIR SMOKE DISPERSION RATING THIS AFTERNOON.  
   
REST OF TODAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). SLIGHT CHANCE OF SNOW  
LATE IN THE MORNING, THEN CHANCE OF SNOW IN THE  
AFTERNOON.  
CWR.................20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
TEMPERATURE.........18 AT IGNITION...MAX 22.  
RH..................84 PERCENT AT IGNITION...MIN 81 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST AT 3 MPH AT  
IGNITION...OTHERWISE LIGHT WINDS.  
MIXING HEIGHT.......1300 FT AGL AT IGNITION...OTHERWISE 1900 FT  
AGL.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 10 MPH.  
SMOKE DISPERSAL.....POOR /11800 KNOT-FT/ AT IGNITION. MAX...FAIR  
/16800 KNOT-FT/.  
 
TIME (CST) 11 AM 1 PM 3 PM 5 PM  
SKY (%).........97 98 99 98  
WEATHER COV.....S CHC CHANCE CHANCE CHANCE  
WEATHER TYPE....SNOW SNOW SNOW SNOW  
TSTM COV........  
CWR.............20 30 50 40  
CHC OF THDR (%).0 0 0 0  
TEMP............18 21 21 21  
RH..............84 81 88 88  
20 FT WIND......SW 3 S 4 S 4 S 2  
20 FT WIND GUST.9 11 11 9  
MIX HGT (FT)....1300 1700 1900 800  
TRANSPORT WIND..SW 10 SW 10 SW 10 SW 7  
SDSPL KT-FT/100012 16 17 5  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF SNOW  
EARLY IN THE EVENING, THEN SLIGHT CHANCE OF  
SNOW EARLY IN THE EVENING. CHANCE OF FLURRIES  
LATE IN THE EVENING.  
CWR.................30 PERCENT DECREASING TO 10 PERCENT IN THE LATE  
EVENING AND OVERNIGHT.  
CHANCE OF THUNDER...0 PERCENT.  
TEMPERATURE.........MIN 10.  
RH..................MAX 100 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....WEST 6 TO 8 MPH BECOMING 5 TO 8 MPH OVERNIGHT.  
SMOKE DISPERSAL.....POOR (1800 KNOT-FT).  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........97 96 95 91 87 83 79 74 70 62 63 66  
WEATHER COV.....CHC SCH SCH SCH CHC  
WEATHER TYPE....SN SN SN SN SW  
TSTM COV........  
CWR.............30 20 20 20 10 10 10 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............19 18 17 16 15 14 13 13 12 12 11 11  
RH..............96 96 100 100 100 100 100 96 96 91 91 91  
20 FT WIND DIR..S S S SW SW SW W W W W W W  
20 FT WIND SPD..2 2 2 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.8 8 8 8 8 8 8 7 7 7 7 6  
MIX HGT (KFT)...0.7 0.6 0.6 0.7 0.6 0.6 0.6 0.6 0.6 0.6 0.5 0.4  
TRANSP WIND DIR.SW SW SW W W W W W W W W W  
TRANSP WIND SPD.6 6 6 7 6 7 8 7 8 8 6 5  
SDSPL KT-FT/10004 3 3 4 3 4 4 4 4 4 3 2  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
TEMPERATURE.........MAX 25.  
RH..................MIN 74 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......1900 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 14 MPH SHIFTING TO THE SOUTH  
AROUND 13 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1800 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (22100 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........67 67 54 53 60 67 71 69 68 66 70 73  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............11 10 12 16 18 20 22 24 25 25 23 21  
RH..............91 96 100 88 84 81 77 74 74 74 81 84  
20 FT WIND DIR..W SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..2 2 2 3 4 4 5 6 6 6 6 5  
20 FT WIND GUST.6 7 8 8 9 12 13 14 14 14 14 13  
MIX HGT (KFT)...0.4 0.5 0.6 0.8 1.3 1.6 1.9 1.9 1.9 1.8 1.4 1.0  
TRANSP WIND DIR.W SW SW SW SW SW SW SW SW SW SW S  
TRANSP WIND SPD.5 6 7 8 9 10 12 13 13 14 14 13  
SDSPL KT-FT/10002 2 3 5 10 14 19 21 20 22 17 11  
 

 
FORECASTER...DB  
REQUESTED BY...BEN HALVERSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2526734.0/ARX  
.DELDT 12/01/25  
.FORMATTERVERSION 2.0.0  
.EMAIL BENJAMIN_HALVERSON@FWS.GOV  
 
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