436  
FNUS73 KARX 240822  
FWSARX  
 
SPOT FORECAST FOR MORRISON PRESCRIBED BURN...WISCONSIN DNR  
NATIONAL WEATHER SERVICE LA CROSSE WI  
322 AM CDT THU SEP 24 2020  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON SEPTEMBER 24.  
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
 
 
SCATTERED SHOWERS AND A FEW THUNDERSTORMS WILL BE POSSIBLE TODAY,  
WITH THE HIGHEST CHANCES FROM LATE MORNING THROUGH THE AFTERNOON.  
TEMPERATURES WILL BE IN THE 70S BY LATE MORNING AND SHOULD TOP  
OUT IN THE MID 70S THIS AFTERNOON. WINDS WILL GENERALLY BE OUT OF  
THE SOUTH AT JUST UNDER 10 MPH, WITH MINIMUM RH VALUES THIS  
AFTERNOON IN THE LOWER 60S.  
 
FRIDAY WILL BE MOSTLY SUNNY, DRY, AND WARMER, BUT WINDY. EXPECT  
SUSTAINED SOUTH WINDS IN THE 10 TO 15 MPH RANGE, WITH GUSTS OF  
AROUND 20 TO 25 MPH POSSIBLE. HIGH TEMPERATURES WILL BE IN THE  
LOWER 80S WITH MINIMUM RH VALUES RIGHT AROUND 50 PERCENT.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS. CHANCE OF PRECIPITATION 40  
PERCENT.  
CWR.................30 PERCENT INCREASING TO 40 PERCENT EARLY IN  
THE AFTERNOON, THEN DECREASING TO 30 PERCENT  
LATE IN THE AFTERNOON.  
TEMPERATURE.........68 AT IGNITION...MAX 75.  
RH..................78 PERCENT AT IGNITION...MIN 62 PERCENT.  
WIND (20 FT)........WINDS SOUTH AT 4 MPH AT IGNITION...OTHERWISE  
LIGHT WINDS BECOMING SOUTH 5 TO 8 MPH IN THE  
LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
SMOKE DISPERSAL.....POOR /11400 KNOT-FT/ AT IGNITION. MAX...GOOD  
/46900 KNOT-FT/ INCREASING TO GOOD TO EXCELLENT  
(55600-81400 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 VERY LOW AT IGNITION...MAX 4.  
 
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM  
SKY (%).........76 76 76 76 73 70 67 65 64  
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW  
TSTM COV........SCH SCH SCH CHC CHC CHC CHC CHC SCH  
CWR.............30 30 30 30 30 40 40 40 30  
TEMP............68 71 73 74 75 75 75 74 73  
RH..............78 73 68 64 62 62 62 64 66  
20 FT WIND DIR..S S S S S S S S S  
20 FT WIND SPD..4 5 7 8 7 7 7 6 5  
20 FT WIND GUST.5 9  
HAINES INDEX....3 3 4 4 4 3 3 3 3  
SDSPL KT-FT/100011 29 47 65 70 76 81 69 56  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................10 PERCENT.  
TEMPERATURE.........MIN 58.  
RH..................MAX 97 PERCENT.  
WIND (20 FT)........SOUTH WINDS UP TO 5 MPH EARLY IN THE EVENING  
BECOMING LIGHT, THEN BECOMING SOUTH UP TO 5 MPH  
LATE IN THE EVENING BECOMING LIGHT.  
SMOKE DISPERSAL.....POOR TO GOOD (2100-42600 KNOT-FT).  
 
TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM  
SKY (%).........63 61 57 52 41 31  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CWR.............10 10 10 0 0 0  
TEMP............70 66 63 62 62 60  
RH..............76 87 93 97 90 93  
20 FT WIND......S 5 S 4 S 4 S 5 S 5 S 5  
20 FT WIND GUST. 5 5  
HAINES INDEX....3 3 3 3 3 3  
SDSPL KT-FT/100043 18 4 2 2 2  
 

 
FORECASTER...CA  
REQUESTED BY...TREVOR HAMDORF  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2012920.0/ARX  
.DELDT 09/24/20  
.EMAIL TREVOR.HAMDORF@WISCONSIN.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WI Page
The Nexlab IA Page
The Nexlab MN Page Main Text Page