601  
FNUS73 KARX 160042  
FWSARX  
 
SPOT FORECAST FOR WHITMAN...DNR  
NATIONAL WEATHER SERVICE LA CROSSE WI  
742 PM CDT THU MAY 15 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 2000 CDT ON MAY 15.  
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.  
   
..WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
 
 
   
DISCUSSION
 
 
STRONG SOUTHWESTERLY WINDS CONTINUE THIS EVENING, SUBSIDING  
STEADILY AFTER 10 PM. WINDS REMAIN FROM THE SSW OVERNIGHT WITH A  
FEW GUSTS OF 20 TO 30 MPH FOR THE REMAINDER OF THE NIGHT. WINDS  
INCREASE AGAIN ON FRIDAY FROM THE SOUTHWEST WITH GUSTS OF 30 TO  
40 MPH. THE THREAT FOR SHOWERS INCREASES FRIDAY AFTERNOON AND  
LASTS INTO THE NIGHT. RH VALUES TONIGHT IMPROVE TO 50 TO 60  
PERCENT AND FALL TO 30 TO 40 PERCENT ON FRIDAY.  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...3 PERCENT.  
TEMPERATURE.........68 AT FORECAST START...MIN 56.  
RH..................45 PERCENT AT FORECAST START...MAX 57 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 18 TO 20 MPH  
WITH GUSTS TO AROUND 47 MPH SHIFTING TO THE  
SOUTH 13 TO 17 MPH WITH GUSTS TO AROUND 28 MPH  
LATE IN THE EVENING.  
MIXING HEIGHT.......800 FT AGL AT FORECAST START...OTHERWISE 500 FT  
AGL.  
TRANSPORT WINDS.....WEST 20 TO 24 MPH SHIFTING TO THE SOUTH 16 TO  
18 MPH LATE IN THE EVENING.  
SMOKE DISPERSAL.....FAIR /16100 KNOT-FT/ AT FORECAST START.  
MIN...POOR /5500 KNOT-FT/.  
 
TIME (CDT) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........20 14 17 20 14 8 16 9 13 8  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
TEMP............68 65 63 62 61 60 60 59 59 58  
RH..............45 46 48 50 51 53 53 55 57 57  
20 FT WIND DIR..W SW SW S S S S S S S  
20 FT WIND SPD..19 19 18 16 15 13 15 16 17 17  
20 FT WIND GUST.47 46 34 22 23 22 23 25 27 28  
MIX HGT (KFT)...0.8 0.6 0.6 0.5 0.5 0.5 0.6 0.6 0.6 0.6  
TRANSP WIND DIR.W W SW S S S S S SW SW  
TRANSP WIND SPD.24 21 20 17 16 16 18 18 18 18  
SDSPL KT-FT/100016 11 7 6 6 7 10 10 9 10  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT) EARLY WITH  
INCREASING CLOUDS IN THE AFTERNOON (50-70  
PERCENT). CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 50 PERCENT IN THE  
AFTERNOON.  
CHANCE OF THUNDER...10 PERCENT.  
TEMPERATURE.........MAX 72.  
RH..................MIN 34 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 18 TO 22 MPH SHIFTING TO THE  
WEST AROUND 21 MPH LATE IN THE AFTERNOON. GUSTS  
UP TO 40 MPH.  
MIXING HEIGHT.......1600 FT AGL INCREASING TO 4900 FT AGL LATE IN  
THE MORNING, THEN INCREASING TO 7100 FT AGL  
EARLY IN THE AFTERNOON DECREASING TO 4800 FT  
AGL LATE IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 20 TO 24 MPH INCREASING TO 32 TO 38  
MPH IN THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....POOR (10300 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (208300 KNOT-FT) IN THE  
AFTERNOON INCREASING TO EXCELLENT (95500  
KNOT-FT) LATE IN THE AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........9 10 14 19 28 46 48 38 48 54 64 64  
WEATHER COV..... SCH SCH SCH CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........  
CWR.............0 10 10 0 10 10 20 20 20 40 50 40  
CHC OF THDR (%).0 0 0 0 0 0 0 10 10 10 10 10  
TEMP............57 59 61 63 66 69 70 71 72 70 68 66  
RH..............59 57 53 48 43 39 36 35 34 36 39 40  
20 FT WIND DIR..S S SW SW SW SW SW SW SW SW SW W  
20 FT WIND SPD..18 19 20 21 21 21 22 22 22 21 21 21  
20 FT WIND GUST.28 29 32 32 34 35 36 36 35 34 34 33  
MIX HGT (KFT)...0.7 0.9 1.6 3.1 4.3 4.9 5.5 6.3 7.1 7.0 4.8 3.4  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW W  
TRANSP WIND SPD.20 21 24 32 37 38 36 38 37 37 35 32  
SDSPL KT-FT/100010 16 33 87 139 161 170 208 227 223 143 96  
 

 
FORECASTER...KS  
REQUESTED BY...ANGELA  
TYPE OF REQUEST...WILDFIRE  
.TAG 2514119.0/ARX  
.DELDT 05/15/25  
.FORMATTERVERSION 2.0.0  
.EMAIL ANGELA.YUSKA@STATE.MN.US  
 
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