356  
FNUS73 KMKX 071019  
FWSMKX  
 
SPOT FORECAST FOR WATERLOO FEN...WISCONSIN DNR  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
519 AM CDT WED MAY 7 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 07.  
 
PLEASE CONTACT THE NATIONAL WEATHER SERVICE IF CONDITIONS BECOME  
UNREPRESENTATIVE OR IF YOU HAVE QUESTIONS/CONCERNS ABOUT THIS FORECAST.  
   
DISCUSSION  
 
NORTHEAST WINDS ARE EXPECTED TODAY. A COLD FRONT WILL BRING INCREASED  
GUSTS BY THIS AFTERNOON, CONTINUING INTO TONIGHT. RH WILL BOTTOM OUT  
AROUND 50 PERCENT AT MID DAY, AND THEN RISE LATER THIS AFTERNOON  
AS THE FRONT PASSES THROUGH THE AREA.  
   
REST OF TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).  
TEMPERATURE.........63 AT IGNITION...MAX 67.  
RH..................65 PERCENT AT IGNITION...MIN 48 PERCENT.  
WIND (20 FT)........WINDS NORTHEAST AT 10 MPH AT  
IGNITION...OTHERWISE NORTHEAST WINDS AROUND 10  
MPH.  
MIXING HEIGHT.......2000 FT AGL AT IGNITION...OTHERWISE 3100 FT  
AGL.  
TRANSPORT WINDS.....EAST 15 TO 16 MPH.  
SMOKE DISPERSAL.....FAIR /28600 KNOT-FT/ AT IGNITION. MAX...GOOD  
/43600 KNOT-FT/.  
 
TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........57 62 67 68 70 68 67  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............63 64 66 67 66 65 63  
RH..............65 60 54 49 50 50 52  
20 FT WIND DIR..NE NE NE NE NE NE NE  
20 FT WIND SPD..10 10 10 10 10 10 10  
20 FT WIND GUST.14 14 14 14 14 14 16  
MIX HGT (KFT)...2.0 2.5 2.7 3.0 3.1 3.1 2.9  
TRANSP WIND DIR.E E E E E NE NE  
TRANSP WIND SPD.16 16 15 16 16 16 16  
SDSPL KT-FT/100029 35 36 42 43 44 40  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT).  
TEMPERATURE.........MIN 40.  
RH..................MAX 76 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 8 TO 10 MPH WITH GUSTS TO  
AROUND 21 MPH.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 16 TO 21 MPH.  
SMOKE DISPERSAL.....GOOD (40700 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (8700 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........64 61 57 53 48 44 39 34 36 39 41 43  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............60 58 56 53 50 49 47 45 44 43 42 42  
RH..............55 57 57 61 66 63 63 65 65 67 70 70  
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE NE NE NE  
20 FT WIND SPD..10 10 10 10 10 9 9 10 9 9 8 8  
20 FT WIND GUST.17 18 18 19 20 20 21 18 18 17 18 18  
MIX HGT (KFT)...2.5 2.1 0.9 0.9 0.9 0.7 0.6 0.6 0.6 0.9 1.0 1.1  
TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE NE NE  
TRANSP WIND SPD.18 20 17 17 21 18 17 16 16 18 16 17  
SDSPL KT-FT/100041 35 13 13 16 11 10 9 9 15 14 16  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
TEMPERATURE.........MAX 62.  
RH..................MIN 35 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 7 TO 10 MPH. GUSTS UP TO 20 MPH  
EARLY IN THE MORNING.  
MIXING HEIGHT.......3800 FT AGL.  
TRANSPORT WINDS.....EAST 15 TO 18 MPH.  
SMOKE DISPERSAL.....FAIR (14900 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (57300 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........35 28 19 10 7 3 3 3 2 2 2 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............41 42 45 49 53 55 57 59 60 61 61 60  
RH..............73 73 70 66 59 55 51 45 42 39 38 36  
20 FT WIND DIR..NE NE NE E E E E NE NE NE NE NE  
20 FT WIND SPD..8 7 8 8 9 10 10 10 10 10 10 9  
20 FT WIND GUST.16 14 14 14 14 14 14 13 13 12 12 11  
MIX HGT (KFT)...1.1 1.1 1.3 2.1 2.9 3.3 3.6 3.8 3.7 3.7 3.6 2.7  
TRANSP WIND DIR.NE E E E E E E E E E E E  
TRANSP WIND SPD.16 15 18 18 18 18 18 17 17 16 16 15  
SDSPL KT-FT/100015 15 21 34 46 53 57 57 56 51 50 35  
 
 
FORECASTER...BOXELL  
REQUESTED BY...LANDIN BROCKMAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2513309.0/MKX  
.DELDT 05/07/25  
.FORMATTERVERSION 2.0.0  
.EMAIL LANDIN.BROCKMAN@WISCONSIN.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab WI Page
Main Text Page