683  
FNUS73 KIND 011255  
FWSIND  
 
SPOT FORECAST FOR MARTELL FOOD PLOT RX...PURDUE UNIVERSITY  
NATIONAL WEATHER SERVICE INDIANAPOLIS IN  
855 AM EDT TUE MAY 1 2018  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MAY 01.  
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS  
EVENING...  
   
DISCUSSION
 
 
THE WARMEST WEATHER OF THE YEAR SO FAR IS EXPECTED OVER THE NEXT FEW  
DAYS AS A STRONG UPPER RIDGE CENTERS OVER THE EASTERN PART OF THE  
COUNTRY. RAIN AND THUNDERSTORMS WILL INCREASE BEGINNING LATE  
WEDNESDAY NIGHT AND CONTINUING THROUGH FRIDAY AS A COLD FRONT SLOWLY  
DRIFTS ACROSS THE OHIO VALLEY. HIGH PRESSURE WILL RETURN FOR MOST OF  
THE WEEKEND WITH SLIGHTLY COOLER TEMPERATURES.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........26 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS 7 TO 15 MPH. GUSTS UP TO 26  
MPH.  
WIND (20 FT)........SOUTHWEST WINDS 7 TO 15 MPH. GUSTS UP TO 26  
MPH.  
MIXING HEIGHT.......700-1400 FT AGL INCREASING TO 2700-4200 FT AGL  
MIDDAY, THEN INCREASING TO 4500-6300 FT AGL IN  
THE AFTERNOON DECREASING TO 2700 FT AGL IN THE  
EVENING.  
TRANSPORT WINDS.....SOUTHWEST 18 TO 25 MPH.  
SMOKE DISPERSAL.....POOR TO GOOD (11200-53300 KNOT-FT) INCREASING  
TO EXCELLENT (82200 KNOT-FT) IN THE AFTERNOON,  
THEN INCREASING TO EXCELLENT (94400 KNOT-FT)  
EARLY IN THE EVENING DECREASING TO GOOD (49800  
KNOT-FT) IN THE EVENING.  
 
TIME (EDT) 10 AM NOON 2 PM 4 PM 6 PM  
SKY (%).........3 2 1 7 14  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............66 77 82 83 81  
RH..............40 32 28 26 28  
20 FT WIND......SW 6 SW 10 SW 14 SW 15 SW 14  
20 FT WIND GUST. 18 19 21 19  
EYE LEVEL WIND..SW 4 SW 8 SW 11 SW 11 SW 11  
EYE LVL WND GST.5 13 14 16 14  
MIX HGT (FT)....700 2700 5500 6300 4500  
TRANSPORT WIND..SW 18 SW 23 SW 22 SW 25 SW 24  
SDSPL KT-FT/100011 53 104 136 94  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT).  
MIN TEMPERATURE.....AROUND 61.  
MAX HUMIDITY........67 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS 8 TO 12 MPH.  
WIND (20 FT)........SOUTHWEST WINDS 8 TO 12 MPH.  
MIXING HEIGHT.......0-500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 12 TO 18 MPH.  
SMOKE DISPERSAL.....POOR (300 KNOT-FT).  
 
TIME (EDT) 8 PM 10 PM MIDNGT 2 AM 4 AM 6 AM  
SKY (%).........11 16 21 26 44 56  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............78 73 68 64 62 61  
RH..............33 41 51 60 65 67  
20 FT WIND......S 11 S 10 S 10 S 9 SW 8 SW 8  
20 FT WIND GUST.16 14 14 13 12 12  
EYE LEVEL WIND..S 8 S 8 S 8 S 7 SW 6 SW 6  
EYE LVL WND GST.12 11 10 10 9 9  
MIX HGT (FT)....500 100 300 300 300 300  
TRANSPORT WIND..S 18 S 14 S 13 S 13 S 12 S 14  
SDSPL KT-FT/10008 1 3 4 3 4  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........47 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 29  
MPH.  
WIND (20 FT)........SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 29  
MPH.  
MIXING HEIGHT.......600-2300 FT AGL INCREASING TO 4100-5100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 20 TO 29 MPH INCREASING TO 30 TO 31  
MPH EARLY IN THE EVENING.  
SMOKE DISPERSAL.....POOR TO GOOD (9900-50400 KNOT-FT) INCREASING TO  
EXCELLENT (111000 KNOT-FT).  
 
TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM  
SKY (%).........62 65 67 67 63 62  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............63 68 74 79 83 82  
RH..............65 59 53 52 47 49  
20 FT WIND......SW 10 SW 11 SW 13 SW 14 SW 15 SW 14  
20 FT WIND GUST.14 18 20 22 23 23  
EYE LEVEL WIND..SW 8 SW 8 SW 10 SW 11 SW 11 SW 11  
EYE LVL WND GST.10 13 15 17 17 17  
MIX HGT (FT)....600 1400 2000 2700 4600 4800  
TRANSPORT WIND..SW 20 SW 23 SW 24 SW 25 SW 28 SW 30  
SDSPL KT-FT/100010 27 44 60 110 126  
 

 
FORECASTER...PUMA  
REQUESTED BY...MICHAEL LOESCH-FRIES  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1808483.0/IND  
 
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