353  
FNUS73 KARX 301355  
FWSARX  
 
SPOT FORECAST FOR HOGBACK MAIN RIDGE RXBX...WDNR  
NATIONAL WEATHER SERVICE LA CROSSE WI  
855 AM CDT THU MAR 30 2023  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON MARCH 30.  
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  
 
AFTER A COLD MORNING, TEMPERATURES WILL RISE INTO THE 40S TODAY WITH  
SOME RECOVERY IN DEWPOINTS KEEPING RH VALUES AROUND 40. SOUTHEAST WINDS  
WILL BE INCREASING THROUGH THE MORNING AND INTO THE AFTERNOON WITH  
INCREASING MIXING DEPTH. THUS, SMOKE DISPERSION WILL IMPROVE  
THIS AFTERNOON.  
   
REST OF TODAY  
 
SKY/WEATHER.........INCREASING CLOUDS. A 50% CHANCE OF RAIN SHOWERS THIS  
AFTERNOON WITH RAINFALL AMOUNTS GENERALLY LESS  
THAN 0.10".  
TEMPERATURE.........30 AT IGNITION...MAX 50.  
RH..................60 PERCENT AT IGNITION...MIN 41 PERCENT.  
WIND (20 FT)........WINDS EAST AT 5 MPH AT IGNITION...OTHERWISE  
EAST WINDS 5 TO 7 MPH SHIFTING TO THE SOUTHEAST  
8 TO 11 MPH WITH GUSTS TO AROUND 20 MPH LATE IN  
THE MORNING.  
MIXING HEIGHT.......1100 FT AGL AT IGNITION...OTHERWISE 2200 FT  
AGL.  
TRANSPORT WINDS.....SOUTHEAST 14 TO 22 MPH.  
SMOKE DISPERSAL.....POOR /12900 KNOT-FT/ AT IGNITION. MAX...GOOD  
/37500 KNOT-FT/.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH AT IGNITION...MAX 3.  
 
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........83 85 88 91 94 90 87 83 85  
WEATHER COV..... CHC CHC CHC CHC SCH  
WEATHER TYPE.... RN RN RN RN RN  
TSTM COV........  
TEMP............30 35 39 43 45 46 47 48 49  
RH..............60 54 46 41 41 45 47 49 50  
20 FT WIND DIR..E SE SE SE SE SE SE SE SE  
20 FT WIND SPD..5 7 8 9 10 10 10 10 11  
20 FT WIND GUST.14 14 15 16 16 18 18 19 20  
MIX HGT (KFT)...1.1 1.4 1.8 2.0 2.1 2.2 2.1 1.9 1.5  
TRANSP WIND DIR.S S S S SE SE SE SE SE  
TRANSP WIND SPD.14 15 15 17 20 20 21 22 21  
HAINES INDEX....3 3 3 3 3 3 3 3 3  
SDSPL KT-FT/100013 18 23 30 36 38 37 36 28  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN  
IN THE EVENING. CHANCE OF THUNDERSTORMS THROUGH  
THE NIGHT. RAIN OVERNIGHT.  
TEMPERATURE.........MIN 48.  
RH..................MAX 86 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 9 TO 11 MPH SHIFTING TO THE  
SOUTH 9 TO 13 MPH OVERNIGHT. GUSTS UP TO 30  
MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS LATE IN THE EVENING. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE  
IN THE EVENING, THEN GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS AFTER 3 AM.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 16 TO 18 MPH SHIFTING TO THE SOUTH 17  
TO 21 MPH LATE IN THE EVENING.  
SMOKE DISPERSAL.....FAIR (22300 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (8000 KNOT-FT) LATE IN THE  
NIGHT.  
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........76 83 88 89 88 84  
WEATHER COV.....S CHC S CHC CHANCE DEFNTE LIKELY  
WEATHER TYPE....RAIN NONE RAIN RAIN RAIN RAIN  
TSTM COV........ S CHC CHANCE CHANCE S CHC  
TEMP............50 48 49 51 52 52  
RH..............50 60 71 71 77 80  
20 FT WIND......SE 11 SE 10 S 9 S 10 S 13 S 10  
20 FT WIND GUST.20 19 25 25 27 23  
MIX HGT (FT)....1000 600 800 1200 1200 1100  
TRANSPORT WIND..SE 18 SE 16 S 17 S 20 S 21 SW 17  
HAINES INDEX....3 3 3 3 2 2  
SDSPL KT-FT/100015 8 12 21 22 16  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN AND CHANCE  
OF THUNDERSTORMS.  
TEMPERATURE.........MAX 67.  
RH..................MIN 73 PERCENT.  
WIND (20 FT)........SOUTH WINDS 8 TO 11 MPH WITH GUSTS TO AROUND 23  
MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......1700 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.  
SMOKE DISPERSAL.....POOR (11100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (28200 KNOT-FT) IN THE  
AFTERNOON.  
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........88 89 92 85 82 77  
WEATHER COV.....DEFNTE CHANCE CHANCE CHANCE DEFNTE DEFNTE  
WEATHER TYPE....RAIN RAIN RAIN RAIN RAIN RAIN  
TSTM COV........S CHC CHANCE CHANCE CHANCE CHANCE CHANCE  
TEMP............52 54 57 63 66 64  
RH..............89 93 93 80 73 78  
20 FT WIND......S 8 S 9 S 10 S 11 S 11 S 9  
20 FT WIND GUST.22 21 22 21 20 21  
MIX HGT (FT)....1000 900 1000 1500 1600 1400  
TRANSPORT WIND..SW 17 S 17 S 17 S 20 S 20 S 18  
HAINES INDEX....2 3 3 3 3 3  
SDSPL KT-FT/100015 14 16 26 27 22  
 
 
FORECASTER...DB  
REQUESTED BY...JUSTIN NOOKER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2307868.0/ARX  
.DELDT 03/30/23  
.FORMATTERVERSION 2.0.0  
.EMAIL JUSTIN.NOOKER@WISCONSIN.GOV  
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