031  
FNUS73 KMKX 011002 AAA  
FWSMKX  
 
SPOT FORECAST FOR BIG FOOT PRAIRIE...UPDATED  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
502 AM CDT TUE APR 1 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 01.  
 
PLEASE CONTACT THE NATIONAL WEATHER SERVICE IF CONDITIONS BECOME  
UNREPRESENTATIVE OR IF YOU HAVE QUESTIONS/CONCERNS ABOUT THIS FORECAST.  
   
DISCUSSION
 
 
EAST TO SOUTHEAST WINDS ARE EXPECTED ON TODAY, GENERALLY FROM BETWEEN  
100 AND 120 DEGREES. SPEEDS WILL BE BETWEEN 10 AND 15 MPH DURING THE EARLY  
PART OF THE AFTERNOON, AND MAY INCREASE TO 15-20 MPH LATE.  
 
RH WILL FALL TO BETWEEN 40 AND 45 PERCENT DURING THE LATE MORNING  
AND EARLY AFTERNOON. MIXING HEIGHTS WILL BE AROUND THEIR MAX  
AROUND NOON, BUT WILL FALL LATE IN THE AFTERNOON AS THE EAST-  
SOUTHEAST WINDS INCREASE. THERE IS A CHANCE FOR SNOW OR A  
RAIN/SNOW MIX LATE IN THE AFTERNOON INTO EARLY EVENING AS WELL.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT) THEN BECOMING  
CLOUDY (85-95 PERCENT).  
TEMPERATURE.........40 AT IGNITION...MAX 42.  
RH..................48 PERCENT AT IGNITION...MIN 41 PERCENT.  
WIND (20 FT)........WINDS EAST AT 9 MPH AT IGNITION...OTHERWISE  
EAST WINDS 9 TO 12 MPH WITH GUSTS TO AROUND 18  
MPH.  
MIXING HEIGHT.......3000 FT AGL AT IGNITION...OTHERWISE 3000 FT  
AGL.  
TRANSPORT WINDS.....SOUTHEAST 18 TO 23 MPH.  
SMOKE DISPERSAL.....GOOD /48000 KNOT-FT/ AT IGNITION. MAX...GOOD  
/53800 KNOT-FT/.  
 
TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........46 56 68 80 87 92  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............40 41 41 41 40 39  
RH..............48 44 42 42 46 52  
20 FT WIND DIR..E E E E SE E  
20 FT WIND SPD..9 11 10 11 11 11  
20 FT WIND GUST.16 17 17 18 18 18  
MIX HGT (KFT)...3.0 3.0 2.8 2.7 2.7 2.3  
TRANSP WIND DIR.SE SE SE SE SE SE  
TRANSP WIND SPD.18 21 22 21 22 23  
SDSPL KT-FT/100048 53 54 49 51 46  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF RAIN AND  
SNOW IN THE EVENING, THEN RAIN SHOWERS AND  
CHANCE OF THUNDERSTORMS OVERNIGHT.  
TEMPERATURE.........MIN 35.  
RH..................MAX 99 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 10 TO 16 MPH. GUSTS UP TO 32  
MPH INCREASING TO 36 MPH AFTER 3 AM. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS AFTER  
3 AM.  
MIXING HEIGHT.......900 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 29 MPH INCREASING TO AROUND 30  
MPH EARLY IN THE MORNING.  
SMOKE DISPERSAL.....GOOD (34300 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO FAIR (17200 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........94 97 98 96 96 97 97 100 100 100 100 100  
WEATHER COV.....CHC CHC CHC SCH SCH CHC LKY DEF DEF DEF DEF DEF  
WEATHER TYPE....RS RS RS RS RN RN RN RW RW RW RW RW  
TSTM COV........ CHC CHC  
TEMP............37 36 37 38 39 39 39 38 38 38 38 38  
RH..............59 67 67 70 73 76 79 82 85 89 89 92  
20 FT WIND DIR..E E E E E SE SE SE SE SE SE SE  
20 FT WIND SPD..10 10 11 12 12 13 14 14 15 16 16 16  
20 FT WIND GUST.18 19 21 22 22 23 24 26 26 29 29 29  
MIX HGT (KFT)...1.9 1.0 0.9 0.9 0.9 0.9 0.9 1.0 1.0 1.1 1.2 1.2  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.21 20 22 22 24 25 26 26 26 28 29 30  
SDSPL KT-FT/100034 17 18 18 19 20 22 24 24 26 29 32  
   
WEDNESDAY
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT) THEN BECOMING PARTLY  
SUNNY (65-75 PERCENT). RAIN SHOWERS IN THE  
MORNING AND EARLY AFTERNOON. CHANCE OF  
THUNDERSTORMS THROUGH THE DAY. RAIN SHOWERS  
LIKELY LATE IN THE AFTERNOON.  
TEMPERATURE.........MAX 67.  
RH..................MIN 69 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 13 TO 16 MPH WITH GUSTS TO  
AROUND 29 MPH SHIFTING TO THE SOUTH 14 TO 15  
MPH WITH GUSTS TO AROUND 26 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS.  
MIXING HEIGHT.......2100 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 21 TO 29 MPH SHIFTING TO THE  
SOUTHWEST 25 TO 29 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (15500 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (51000 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........100 100 100 100 100 100 99 93 90 87 81 69  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC  
TEMP............38 38 39 41 44 47 52 57 59 63 66 66  
RH..............92 92 96 96 96 96 96 93 93 84 75 73  
20 FT WIND DIR..E SE SE SE SE SE S S S S S SW  
20 FT WIND SPD..16 16 15 14 13 13 14 14 15 15 15 15  
20 FT WIND GUST.29 28 26 24 22 21 26 23 25 26 26 23  
MIX HGT (KFT)...1.2 1.1 1.2 1.0 0.9 0.9 1.3 1.6 1.8 2.0 2.1 1.8  
TRANSP WIND DIR.SE SE SE SE SE S S S S SW SW SW  
TRANSP WIND SPD.28 28 29 25 21 22 25 29 29 28 28 26  
SDSPL KT-FT/100029 28 29 22 16 17 28 41 45 47 51 42  
 

 
FORECASTER...DDV  
REQUESTED BY...JANESVILLE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2508517.0/MKX  
.DELDT 03/31/25  
.FORMATTERVERSION 2.0.0  
.EMAIL LANDIN.BROCKMAN@WISCONSIN.GOV  
 
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