380  
FNUS73 KILX 091119  
FWSILX  
 
SPOT FORECAST FOR JIM EDGAR PANTHER CREEK...IDNR  
NATIONAL WEATHER SERVICE LINCOLN IL  
619 AM CDT MON MAR 9 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MARCH 09.  
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  
 
BREEZY SOUTHWEST WINDS PERSIST TODAY AND TUESDAY, ALONG WITH WELL  
ABOVE NORMAL TO NEAR RECORD WARM TEMPERATURES. HIGHS WILL BE IN  
THE 70S TODAY, THEN NEAR 80 ON TUESDAY. WIND GUSTS OF 20 TO 25 MPH  
WILL BE COMMON EACH AFTERNOON, RESULTING IN GOOD VENTILATION TODAY  
AND FAIR VENTILATION TUESDAY. THESE WINDS WILL RESULT IN  
INCREASING MOISTURE EACH DAY, KEEPING MINIMUM RH VALUES IN THE  
40-50% RANGE THIS AFTERNOON, THEN ABOVE 50% ON TUESDAY. THE NEXT  
CHANCE OF PRECIPITATION IS TUESDAY PM, WHEN STRONG TO SEVERE  
STORMS ARE POSSIBLE. A FRONT MOVES ACROSS THE AREA TUESDAY NIGHT  
INTO WEDNESDAY, RESULTING IN A WIND SHIFT FROM SOUTHWEST TO  
NORTHWEST. THE NORTHWEST WINDS BEHIND THE FRONT COULD GUST AS HIGH  
AS 30-35 MPH.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
TEMPERATURE.........57 AT IGNITION...MAX 76.  
RH..................64 PERCENT AT IGNITION...MIN 49 PERCENT.  
WIND (20 FT)........WINDS SOUTHWEST AT 15 MPH AT  
IGNITION...OTHERWISE SOUTHWEST WINDS 10 TO 12  
MPH.  
MIXING HEIGHT.......1500 FT AGL AT IGNITION...OTHERWISE 4300 FT  
AGL.  
TRANSPORT WINDS.....SOUTHWEST 24 TO 26 MPH.  
SMOKE DISPERSAL.....POOR /30900 KNOT-FT/ AT IGNITION. MAX...GOOD  
/94700 KNOT-FT/.  
 
TIME (CDT) 10 AM NOON 2 PM 4 PM  
SKY (%).........2 4 2 2  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0  
CHC OF THDR (%).0 0 0 0  
TEMP............57 65 72 73  
RH..............64 58 49 51  
20 FT WIND......SW 15 SW 16 SW 16 SW 16  
20 FT WIND GUST.24 25 25 24  
MIX HGT (FT)....1500 2400 3400 4300  
TRANSPORT WIND..SW 24 SW 25 SW 26 SW 25  
VRATE KT-FT/1K..31 54 79 95  
VENTRATE CAT....POOR FAIR GOOD GOOD  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
PARTLY CLOUDY (25-35 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...5 PERCENT.  
TEMPERATURE.........MIN 57.  
RH..................MAX 93 PERCENT.  
WIND (20 FT)........SOUTH WINDS 7 TO 8 MPH.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 16 TO 20 MPH.  
SMOKE DISPERSAL.....POOR (5500 KNOT-FT).  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........15 39 46 20 13 10  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
CHC OF THDR (%).0 10 10 10 0 0  
TEMP............73 68 64 63 61 59  
RH..............55 68 81 87 84 93  
20 FT WIND......S 12 S 12 S 10 SW 10 SW 10 SW 10  
20 FT WIND GUST.18 18 18 20 20 20  
MIX HGT (FT)....1500 400 400 600 800 900  
TRANSPORT WIND..SW 20 S 17 S 17 S 16 SW 17 SW 16  
VRATE KT-FT/1K..26 6 6 8 12 13  
VENTRATE CAT....POOR POOR POOR POOR POOR POOR  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). CHANCE OF SHOWERS  
AND THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN  
SHOWERS AND THUNDERSTORMS LIKELY LATE IN THE  
AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
CHANCE OF THUNDER...59 PERCENT.  
TEMPERATURE.........MAX 80.  
RH..................MIN 54 PERCENT.  
WIND (20 FT)........SOUTH WINDS 7 TO 12 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
AFTERNOON.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 14 TO 18 MPH.  
SMOKE DISPERSAL.....POOR (9800 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (58800 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........19 38 27 32 40 52  
WEATHER COV..... CHANCE LIKELY  
WEATHER TYPE....NONE NONE NONE NONE RNSHWR RNSHWR  
TSTM COV........ CHANCE LIKELY  
CHC OF PCPN (%).0 10 10 10 30 60  
CHC OF THDR (%).0 10 10 10 20 60  
TEMP............58 60 66 72 77 79  
RH..............93 90 78 68 58 54  
20 FT WIND......SW 10 SW 10 SW 12 S 14 S 14 S 15  
20 FT WIND GUST.20 20 20 23 23 24  
MIX HGT (FT)....900 1100 1400 2700 3600 3700  
TRANSPORT WIND..S 15 S 14 SW 17 SW 17 S 18 S 18  
VRATE KT-FT/1K..12 13 21 42 58 59  
VENTRATE CAT....POOR POOR POOR FAIR FAIR FAIR  
 
 
FORECASTER...DEUBELBEISS  
REQUESTED BY...RAY GEROFF  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2605126.0/ILX  
.DELDT 03/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RAY.GEROFF@ILLINOIS.GOV  
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