124  
FNUS73 KILX 141513  
FWSILX  
 
SPOT FORECAST FOR WALNUT POINT SP RX...IDNR  
NATIONAL WEATHER SERVICE LINCOLN IL  
1013 AM CDT MON APR 14 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 14.  
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  
 
A COLD FRONT MOVING THROUGH CENTRAL AND SOUTHEAST IL THROUGH MID  
MORNING, WILL BRING ISOLATED SHOWERS TO THE AREA THIS MORNING. MOST  
AREAS SHOULD STAY DRY TODAY WITH BREEZY WEST NORTHWEST WINDS GUSTING  
25 TO 35 MPH BEHIND THE COLD FRONT IN CENTRAL IL. DRY WEATHER WILL  
PREVAIL TONIGHT THROUGH WEDNESDAY WITH WINDY CONDITIONS ON TUESDAY WITH  
NORTHWEST WINDS GUSTING UP TO 35 MPH. MINIMUM RELATIVE HUMIDITY LEVELS  
WILL GRADUALLY WORSEN EACH DAY WITH MINIMUM VALUES BETWEEN 30 TO 35  
PERCENT ON TUESDAY AND WEDNESDAY. VERY GOOD TO EXCELLENT VENT RATES WILL  
PREVAIL TODAY AND TUESDAY EXCEPT GOOD VENT RATES IN SOUTHEAST IL TODAY.  
FAIR VENT RATES ARE EXPECTED WEDNESDAY WITH LIGHTER WINDS AND LOWER  
MIXING HEIGHTS.  
 
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF  
SHOWERS EARLY IN THE AFTERNOON.  
TEMPERATURE.........65 AT IGNITION...MAX 67.  
RH..................43 PERCENT AT IGNITION...MIN 35 PERCENT.  
WIND (20 FT)........WINDS NORTHWEST AT 16 MPH AT  
IGNITION...OTHERWISE NORTHWEST WINDS 13 TO 16  
MPH.  
MIXING HEIGHT.......1700 FT AGL AT IGNITION...OTHERWISE 4300 FT  
AGL.  
TRANSPORT WINDS.....NORTHWEST 21 TO 28 MPH.  
 
TIME (CDT) 10 AM NOON 2 PM 4 PM  
SKY (%).........83 76 76 82  
WEATHER COV..... S CHC  
WEATHER TYPE....NONE RNSHWR NONE NONE  
TSTM COV........  
TEMP............65 66 67 64  
RH..............43 36 36 38  
20 FT WIND......NW 16 W 18 W 18 W 20  
20 FT WIND GUST.24 25 25 26  
MIX HGT (FT)....1700 2800 3900 4300  
TRANSPORT WIND..NW 21 NW 22 W 24 W 26  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (25-35 PERCENT).  
TEMPERATURE.........MIN 42.  
RH..................MAX 70 PERCENT.  
WIND (20 FT)........WEST WINDS 12 TO 15 MPH WITH GUSTS TO AROUND 32  
MPH.  
MIXING HEIGHT.......800 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 16 TO 25 MPH INCREASING TO AROUND 26  
MPH EARLY IN THE MORNING.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........65 49 34 28 21 14  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............62 55 52 49 45 42  
RH..............43 55 59 63 68 70  
20 FT WIND......W 17 W 17 NW 15 W 17 W 17 W 18  
20 FT WIND GUST.25 25 25 26 26 32  
MIX HGT (FT)....3900 900 900 800 1200 1500  
TRANSPORT WIND..W 25 NW 20 NW 20 W 18 W 23 NW 25  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
TEMPERATURE.........MAX 57.  
RH..................MIN 35 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 15 TO 17 MPH WITH GUSTS TO  
AROUND 35 MPH.  
MIXING HEIGHT.......6400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 26 TO 32 MPH.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........29 43 57 44 32 22  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............42 42 47 51 54 57  
RH..............67 70 58 50 43 37  
20 FT WIND......NW 21 NW 21 NW 22 NW 22 NW 22 NW 22  
20 FT WIND GUST.33 33 35 33 33 33  
MIX HGT (FT)....1700 3400 4300 5000 5700 6400  
TRANSPORT WIND..NW 26 NW 31 NW 31 NW 30 NW 30 NW 30  
 
 
FORECASTER...25  
REQUESTED BY...MORGAN WOOD  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2510177.0/ILX  
.DELDT 04/14/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MORGAN.WOOD@ILLINOIS.GOV  
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