539  
FNUS73 KILX 281158  
FWSILX  
 
SPOT FORECAST FOR EMIQUON RX...THE NATURE CONSERVANCY  
NATIONAL WEATHER SERVICE LINCOLN IL  
658 AM CDT THU MAR 28 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 28.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (217) 732-3089 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
DEEP MIXING AND WESTERLY TRANSPORT WINDS TODAY WILL BRING GOOD  
VENTILATION. GOOD VENTILATION WILL CONTINUE TOMORROW AS TRANSPORT  
WINDS BECOME SOUTHERLY AND INCREASE TO 20-25 MPH. DRY CONDITIONS  
ARE EXPECTED UNTIL AT LEAST FRIDAY EVENING, WHEN A FEW DAYS OF  
OCCASIONAL SHOWERS AND THUNDERSTORMS DEVELOP.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
LAL.................1.  
TEMPERATURE.........48 AT IGNITION...MAX 61.  
RH..................56 PERCENT AT IGNITION...MIN 42 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST 10 TO 12 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH AT IGNITION...MAX 4.  
MIXING HEIGHT.......2200 FT AGL AT IGNITION...OTHERWISE 4400 FT  
AGL.  
TRANSPORT WINDS.....SOUTHWEST 16 TO 21 MPH.  
SMOKE DISPERSAL.....POOR /33700 KNOT-FT/ AT IGNITION. MAX...GOOD  
/79100 KNOT-FT/.  
 
TIME (CDT) 11 AM 1 PM 3 PM 5 PM  
SKY (%).........15 35 61 55  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0  
LAL.............1 1 1 1  
TEMP............48 55 59 61  
RH..............56 49 44 42  
20 FT WIND......SW 13 SW 15 W 15 W 15  
20 FT WIND GUST.18 22 22 22  
MIX HGT (FT)....2200 3500 3800 3000  
TRANSPORT WIND..SW 17 SW 21 W 21 W 16  
HAINES INDEX....4 4 4 4  
VRATE KT-FT/1K..34 63 69 42  
VENTRATE CAT....POOR GOOD GOOD FAIR  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-60 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
LAL.................1.  
TEMPERATURE.........MIN 38.  
RH..................MAX 92 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 7 MPH SHIFTING TO THE  
SOUTHEAST 5 TO 6 MPH IN THE LATE EVENING AND  
OVERNIGHT.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 10 MPH.  
SMOKE DISPERSAL.....POOR (2300 KNOT-FT).  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........44 49 62 38 33 22  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
LAL.............1 1 1 1 1 1  
TEMP............59 54 48 45 42 40  
RH..............45 57 68 79 82 85  
20 FT WIND......SW 9 SW 9 SE 7 SE 6 SE 6 E 6  
20 FT WIND GUST.14 14 10 10 10 8  
MIX HGT (FT)....1100 400 300 400 400 400  
TRANSPORT WIND..W 10 SW 8 SW 9 S 10 SW 10 SW 9  
HAINES INDEX....4 4 4 4 4 4  
VRATE KT-FT/1K..10 3 3 3 3 3  
VENTRATE CAT....POOR POOR POOR POOR POOR POOR  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
LAL.................1.  
TEMPERATURE.........MAX 69.  
RH..................MIN 44 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH SHIFTING TO THE  
SOUTH 7 TO 12 MPH IN THE AFTERNOON.  
HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 16 MPH SHIFTING TO THE SOUTH 20  
TO 23 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (2300 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (64300 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........48 71 57 75 78 78  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 10 10  
LAL.............1 1 1 1 1 1  
TEMP............38 40 52 61 66 69  
RH..............92 92 71 56 48 44  
20 FT WIND......SE 6 SE 6 S 8 S 13 S 13 S 15  
20 FT WIND GUST.8 8 13 18 18 22  
MIX HGT (FT)....300 400 900 2300 3200 3200  
TRANSPORT WIND..SW 8 S 9 SW 13 S 16 S 22 S 23  
HAINES INDEX....4 5 5 5 5 5  
VRATE KT-FT/1K..2 3 10 33 60 64  
VENTRATE CAT....POOR POOR POOR POOR FAIR GOOD  
 

 
FORECASTER...37  
REQUESTED BY...DENIM PERRY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2408712.0/ILX  
.DELDT 03/28/24  
.FORMATTERVERSION 2.0.0  
.EMAIL DPERRY@TNC.ORG  
 
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