589  
FNUS73 KIND 301159  
FWSIND  
 
SPOT FORECAST FOR ATTERBURY RX BURN...INDIANA ARMY NATIONAL GUARD  
NATIONAL WEATHER SERVICE INDIANAPOLIS IN  
759 AM EDT WED SEP 30 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON SEPTEMBER 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT 1-800-499-2133 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
QUIET WEATHER CONDITIONS ARE EXPECTED TODAY WITH A MIX OF SUN AND  
CLOUDS. LOOK FOR A HIGH THIS AFTERNOON NEAR 83F WHILE MIN RH  
VALUES FALL TO AROUND 35 TO 40 PERCENT. SUSTAINED SOUTHWESTERLY  
WINDS AROUND 5 TO 10 MPH ARE EXPECTED WITH SPORADIC MAX GUSTS  
AROUND 15 MPH TODAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........33 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 4 MPH.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......4700 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 13 MPH.  
SMOKE DISPERSAL.....FAIR (16300 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (51200 KNOT-FT) IN THE  
AFTERNOON.  
ADI.................24 EARLY IN THE MORNING INCREASING TO 69 IN THE  
AFTERNOON.  
 
TIME (EDT) NOON 2 PM 4 PM  
SKY (%).........59 57 50  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
TEMP............75 81 83  
RH..............48 36 33  
20 FT WIND......S 5 SW 6 S 6  
20 FT WIND GUST.12 15 15  
EYE LEVEL WIND..S 3 SW 4 S 4  
EYE LVL WND GST.7 9 9  
MIX HGT (FT)....1600 4200 4700  
TRANSPORT WIND..SW 12 SW 13 SW 13  
ADI.............24 63 69  
SDSPL KT-FT/100016 46 51  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT).  
MIN TEMPERATURE.....AROUND 65.  
MAX HUMIDITY........67 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS AROUND 3 MPH.  
WIND (20 FT)........SOUTH WINDS AROUND 5 MPH.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 8 TO 13 MPH.  
SMOKE DISPERSAL.....POOR (2500 KNOT-FT).  
ADI.................4 TO 16.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........44 39 46 53 59 54  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............83 78 73 71 68 67  
RH..............35 42 50 53 56 61  
20 FT WIND......S 5 S 5 S 5 S 5 S 5 S 5  
20 FT WIND GUST.12 8 10 12 12 13  
EYE LEVEL WIND..S 3 S 3 S 3 S 3 S 3 S 3  
EYE LVL WND GST.7 5 6 7 7 8  
MIX HGT (FT)....1300 400 400 400 500 500  
TRANSPORT WIND..S 9 S 8 S 10 S 12 S 13 S 13  
ADI.............16 4 7 8 8 8  
SDSPL KT-FT/100011 3 4 4 5 5  
   
THURSDAY  
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT).  
MAX TEMPERATURE.....AROUND 86.  
MIN HUMIDITY........44 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS UP TO 5 MPH.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......6600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 12 TO 18 MPH.  
SMOKE DISPERSAL.....POOR (4500 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (92400 KNOT-FT) IN THE  
AFTERNOON.  
ADI.................8 EARLY IN THE MORNING INCREASING TO 115 IN THE  
AFTERNOON.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........52 54 52 52 55 62  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............66 65 72 79 83 85  
RH..............63 67 58 49 46 45  
20 FT WIND......S 5 S 6 S 7 SW 8 SW 9 SW 9  
20 FT WIND GUST.13 13 14 16 18 18  
EYE LEVEL WIND..S 3 S 4 S 4 SW 5 SW 5 SW 5  
EYE LVL WND GST.8 8 8 10 11 11  
MIX HGT (FT)....400 500 1300 2500 4700 6600  
TRANSPORT WIND..S 12 S 13 SW 16 SW 18 SW 17 SW 16  
ADI.............8 13 27 58 70 75  
SDSPL KT-FT/10005 5 18 40 71 92  
 
 
FORECASTER...MELO  
REQUESTED BY...JOANNE CUMMINGS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2622822.0/IND  
.DELDT 09/30/26  
.FORMATTERVERSION 2.0.0  
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