703  
FNUS73 KLOT 281305  
FWSLOT  
 
SPOT FORECAST FOR HAWLEYWOOD PILE BURN 2...NPS  
NATIONAL WEATHER SERVICE CHICAGO IL  
805 AM CDT THU MAR 28 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON MARCH 28.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (815) 834-0666 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
CLOUD COVER WILL PERSIST ACROSS THE AREA THIS MORNING  
BEFORE CLEARING IN THE AFTERNOON. OTHERWISE, AN AFTERNOON LAKE BREEZE  
IS EXPECTED TO TURN THE WINDS NORTHERLY MID TO LATE THIS AFTERNOON.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THIS MORNING THEN BECOMING MOSTLY  
SUNNY THIS AFTERNOON.  
TEMPERATURE.........32 AT IGNITION...MAX 45.  
RH..................69 PERCENT AT IGNITION...MIN 52 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST AT 8 MPH AT  
IGNITION...OTHERWISE WEST WINDS 7 TO 10 MPH  
SHIFTING TO THE NORTHWEST AROUND 8 MPH LATE IN  
THE AFTERNOON.  
CHANCE OF PCPN......10 PERCENT.  
LAL.................NO TSTMS.  
TRANSPORT WINDS.....WEST 9 TO 14 MPH DECREASING TO 7 TO 8 MPH LATE  
IN THE AFTERNOON.  
MIXING HEIGHT.......1100 FT AGL AT IGNITION...OTHERWISE 4900 FT  
AGL.  
SMOKE DISPERSAL.....POOR /9700 KNOT-FT/ AT IGNITION. MAX...GOOD  
/42600 KNOT-FT/.  
 
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........64 74 84 77 71 53 36 29 22 23  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............32 35 38 40 41 43 44 45 45 45  
RH..............69 61 54 52 52 53 53 53 53 53  
20 FT WIND DIR..240 240 240 250 260 260 270 280 290 310  
20 FT WIND SPD..8 8 9 10 12 12 12 12 10 9  
20 FT WIND GUST.12 13 16 17 18 20 18 17 15 13  
MIX HGT (KFT)...1.1 1.7 2.3 2.8 3.3 3.9 4.2 4.6 4.9 3.4  
TRANSP WIND DIR.250 260 250 260 260 270 270 270 280 300  
TRANSP WIND SPD.10 12 14 14 14 13 9 9 8 7  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 10  
LAL.............1 1 1 1 1 1 1 1 1 1  
VRATE KT-FT/1K..10 17 27 34 40 43 34 36 34 20  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
TEMPERATURE.........MIN 35.  
RH..................MAX 79 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT, THEN BECOMING NORTH AROUND 5  
MPH AFTER 3 AM.  
CHANCE OF PCPN......10 PERCENT.  
LAL.................NO TSTMS.  
TRANSPORT WINDS.....NORTH 5 TO 7 MPH BECOMING 3 TO 8 MPH EARLY IN  
THE EVENING.  
MIXING HEIGHT.......300 FT AGL.  
SMOKE DISPERSAL.....POOR (1000 KNOT-FT).  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........25 26 27 29 30 30 31 31 32 33 34 31  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............44 42 40 39 39 38 37 36 36 37 36 36  
RH..............55 60 67 70 70 70 72 75 79 75 79 79  
20 FT WIND DIR..000 020 030 050 060 070 100 110 080 030 000 010  
20 FT WIND SPD..7 6 5 3 3 3 3 3 3 5 5 5  
20 FT WIND GUST.9 7 6 5 5 5 5 5 5 6 6 6  
MIX HGT (KFT)...1.9 0.4 0.4 0.4 0.3 0.3 0.3 0.4 0.4 0.4 0.4 0.5  
TRANSP WIND DIR.320 010 030 030 030 030 020 010 000 350 000 010  
TRANSP WIND SPD.7 5 5 5 3 5 5 5 5 5 6 8  
CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 0 0  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
VRATE KT-FT/1K..11 2 2 1 1 1 1 1 2 2 2 3  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY CLOUDY.  
TEMPERATURE.........MAX 52.  
RH..................MIN 52 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 7 MPH.  
CHANCE OF PCPN......10 PERCENT.  
LAL.................NO TSTMS.  
TRANSPORT WINDS.....NORTHEAST 6 TO 8 MPH SHIFTING TO THE EAST  
AROUND 8 MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......1600 FT AGL.  
SMOKE DISPERSAL.....POOR (3300 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........28 25 26 26 27 35 44 52 54 57 59 67  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............35 35 37 40 41 43 46 47 49 50 51 52  
RH..............78 78 72 67 65 62 58 58 56 54 54 52  
20 FT WIND DIR..020 030 030 050 060 050 040 030 040 050 060 060  
20 FT WIND SPD..6 6 6 5 5 5 6 6 7 7 8 8  
20 FT WIND GUST.7 7 7 6 6 6 7 8 9 10 10  
MIX HGT (KFT)...0.5 0.6 0.8 1.1 1.4 1.5 1.5 1.6 1.4 1.1 0.9 0.8  
TRANSP WIND DIR.020 030 050 050 050 030 020 040 050 060 070 080  
TRANSP WIND SPD.8 7 7 6 6 6 6 6 7 7 7 8  
CHC OF PCPN (%).0 0 0 0 0 0 0 10 10 10 10 10  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
VRATE KT-FT/1K..4 3 5 6 7 7 8 8 8 7 6 5  
 

 
FORECASTER...BIRK  
REQUESTED BY...BRANDON RAMIREZ  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2408738.0/LOT  
.DELDT 03/28/24  
.FORMATTERVERSION 2.0.0  
 
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