990  
FNUS73 KARX 151630  
FWSARX  
 
SPOT FORECAST FOR HO CHUNK/BIA...BUREAU OF INDIAN AFFAIRS  
NATIONAL WEATHER SERVICE LA CROSSE WI  
1130 AM CDT MON APR 15 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 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.  
   
DISCUSSION
 
 
LIGHT NORTHEAST WINDS EXPECTED THROUGH THE DAY WITH SOME GUSTS  
BETWEEN 10 AND 20 MPH. WINDS WILL INCREASE OVERNIGHT AND REMAIN  
ELEVATED DUE TO AN APPROACHING STORM. TEMPERATURES TODAY WILL BE  
IN LOW 70S AND RELATIVE HUMIDITIES WILL BE BETWEEN 20 AND 30  
PERCENT FOR TODAY. IF DEEPER MIXING OCCURS, RELATIVE HUMIDITY  
VALUES MAY GET DOWN TO THE UPPER TEENS. RELATIVE HUMIDITY VALUES  
AND CHANCES OF PRECIPITATION INCREASE FOR TUESDAY AND WEDNESDAY.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
CWR.................0 PERCENT.  
TEMPERATURE.........64 AT IGNITION...MAX 70.  
RH..................29 PERCENT AT IGNITION...MIN 22 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH.  
MIXING HEIGHT.......3300 FT AGL AT IGNITION...OTHERWISE 4000 FT  
AGL.  
TRANSPORT WINDS.....NORTHEAST 7 TO 9 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH AT IGNITION...MAX 5.  
 
TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........15 23 29 29 24 31  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............64 66 68 69 70 70  
RH..............29 27 24 24 22 23  
20 FT WIND DIR..E NE NE NE NE NE  
20 FT WIND SPD..5 6 6 6 6 6  
20 FT WIND GUST.11 11 9 9 9 11  
MIX HGT (KFT)...3.3 3.8 4.0 3.9 4.0 3.7  
TRANSP WIND DIR.N N N N NE NE  
TRANSP WIND SPD.9 8 7 8 8 8  
HAINES INDEX....5 5 5 5 5 5  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
CWR.................0 PERCENT.  
TEMPERATURE.........MIN 45.  
RH..................MAX 58 PERCENT.  
WIND (20 FT)........EAST WINDS 6 TO 9 MPH INCREASING TO 11 TO 15  
MPH WITH GUSTS TO AROUND 26 MPH OVERNIGHT.  
MIXING HEIGHT.......3100 FT AGL DECREASING TO 400 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 16 MPH INCREASING TO 18 TO 21 MPH  
OVERNIGHT.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........18 21 21 16 23 40  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............69 63 56 53 49 47  
RH..............24 31 38 46 56 58  
20 FT WIND......NE 6 E 6 E 8 E 11 E 11 E 13  
20 FT WIND GUST.9 11 13 16 21 25  
MIX HGT (FT)....3100 400 400 500 700 700  
TRANSPORT WIND..NE 8 E 12 E 15 E 16 E 18 E 20  
HAINES INDEX....5 5 5 5 5 5  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT) THEN BECOMING  
CLOUDY (85-95 PERCENT). RAIN SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN RAIN SHOWERS AND CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 100 PERCENT.  
TEMPERATURE.........MAX 59.  
RH..................MIN 54 PERCENT.  
WIND (20 FT)........EAST WINDS 17 TO 24 MPH. GUSTS UP TO 40 MPH  
INCREASING TO 44 MPH LATE IN THE AFTERNOON.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS.  
MIXING HEIGHT.......2100 FT AGL.  
TRANSPORT WINDS.....EAST 22 TO 31 MPH INCREASING TO 32 TO 41 MPH IN  
THE LATE MORNING AND AFTERNOON.  
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........51 67 79 84 87 92  
WEATHER COV..... CHANCE CHANCE LIKELY DEFNTE DEFNTE  
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........ S CHC S CHC S CHC CHANCE  
CWR.............10 30 50 60 80 100  
TEMP............46 47 51 54 55 56  
RH..............55 56 54 54 57 62  
20 FT WIND......E 17 E 18 E 20 E 20 E 22 E 24  
20 FT WIND GUST.28 32 33 33 35 39  
MIX HGT (FT)....700 1400 1700 2000 2100 1900  
TRANSPORT WIND..E 22 E 31 E 35 E 38 E 41 E 38  
HAINES INDEX....5 4 4 4 3 3  
 

 
FORECASTER...JRC  
REQUESTED BY...FUNMAKER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2410935.0/ARX  
.DELDT 04/15/24  
.FORMATTERVERSION 2.0.0  
.EMAIL ISIAH.FUNMAKER@HO-CHUNK.COM  
 
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