872  
FOUS53 KLOT 181815  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1215 PM CST WED DEC 18 2024  
 
ILZ104-191000-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 24 34 28 35 17  
TEMP 33 31 30 30 29 28 30 32 33 33 32 32 31 31 32 33 33 29 25 23 20 19  
DEWPT 24 22 20 19 17 19 20 22 24 27 31 30 29 29 30 30 27 24 21 19 16 14  
RH 69 69 66 63 60 68 66 66 69 78 96 92 92 92 92 89 78 81 84 84 84 80  
WIND DIR NW NW NW NW NW SE S S S S S S NW NW N N N N N NW N NW  
WIND SPD 12 10 6 3 2 2 6 11 13 11 10 6 8 14 17 17 14 11 10 8 6 6  
WIND GUST 27 25  
CLOUDS B1 B1 SC B1 B2 B2 OV OV OV OV OV OV OV OV OV OV B1 SC SC SC SC SC  
POP 12HR 0 40 80 70 20  
QPF 12HR 0 0 0.10 0.08 0  
SNOW 12HR 00-00 00-00 2  
DRIZZLE S S  
RAIN S S  
SNOW C C D D L L L L C C S S  
WIND CHILL 25 23 23 24 23 23 25 26 26 24 21 21 23 23 19 15 13 12 9  
MIN CHILL 23 22 28 23 23 25 20 21 19 13 9  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 27 18 31 24 36 31 38 33 40  
TEMP 25 22 20 20 29 28 25 25 32 34 34 33 37 36 34 33 39 38  
DEWPT 16 15 17 17 21 20 18 19 26 31 33 33 35 34 33 33 36 36  
PWIND DIR N NW S S S SW SW NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 B1 SC B1 SC SC B1 B1 B2 OV OV OV OV B2 B2 OV B2 B2  
POP 12HR 10 5 0 10 50 40 10 20 10  
FRZG RAIN S  
RAIN C C S S  
SNOW C C C  
 

 
ILZ003-191000-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 21 33 24 32 11  
TEMP 32 29 28 27 26 25 29 32 33 32 30 29 28 28 29 30 30 24 21 17 15 13  
DEWPT 21 19 18 16 16 17 19 21 23 29 29 28 26 26 26 26 24 21 18 15 13 11  
RH 63 66 66 63 65 71 66 63 66 88 96 96 92 92 88 85 78 88 88 92 92 91  
WIND DIR NW NW NW NW SE SE SE S S S S NW NW NW N N N N N N N N  
WIND SPD 11 8 5 3 3 5 9 13 13 11 9 9 11 18 18 18 13 10 6 5 4 4  
CLOUDS SC SC SC B1 B2 OV OV OV OV OV OV OV OV OV B2 B2 SC SC SC SC B1 SC  
POP 12HR 5 50 70 30 0  
QPF 12HR 0 0.01 0.09 0.02 0  
SNOW 12HR 00-00 T 1  
SNOW S C C C L L C C C C  
WIND CHILL 23 21 20 22 23 23 22 21 18 15 16 18 19 14 12 9 7 5  
MIN CHILL 21 21 25 20 23 21 15 16 14 9 5  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 23 9 30 22 36 27 36 29 38  
TEMP 21 17 12 13 27 24 24 25 31 33 31 29 35 33 31 30 37 35  
DEWPT 14 12 9 11 20 19 19 20 28 31 31 29 34 32 31 30 35 33  
PWIND DIR N E SE SE S S W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 0 10 50 20 5 10 10  
FRZG RAIN S  
RAIN C S  
SNOW C C S  
 

 
ILZ104-191000-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 25 35 30 35 20  
TEMP 34 32 32 31 31 29 31 34 34 33 32 32 31 32 32 34 33 30 27 25 22 21  
DEWPT 24 22 20 19 17 19 21 22 23 27 31 31 30 30 30 30 28 25 23 21 18 16  
RH 66 66 61 61 56 66 66 61 64 78 96 96 96 92 92 85 82 81 85 84 84 81  
WIND DIR NW NW NW NW NW S S S S S S S W NW N N N N N N NW NW  
WIND SPD 12 10 8 4 2 3 6 11 13 11 10 8 9 12 16 18 18 14 12 10 9 8  
WIND GUST 29  
CLOUDS B1 B1 SC B1 B2 B2 OV OV OV OV OV OV OV OV OV OV B2 B1 SC SC SC SC  
POP 12HR 0 40 80 70 20  
QPF 12HR 0 0 0.10 0.08 0  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW C C D D L L L L C C S S  
WIND CHILL 26 24 25 24 26 24 24 24 25 22 22 21 23 22 19 16 14 12 11  
MIN CHILL 24 24 29 24 24 24 21 21 19 14 11  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 28 19 31 24 37 32 39 33 40  
TEMP 26 24 22 20 29 28 26 25 33 35 34 33 38 36 35 34 40 38  
DEWPT 18 17 18 17 21 20 19 19 26 31 33 33 35 34 34 33 36 36  
PWIND DIR NW NW S S S SW SW SE E  
WIND CHAR LT LT GN GN GN GN LT LT LT  
AVG CLOUDS B1 B1 B1 B1 SC SC B1 B1 B2 B2 OV OV OV B2 B2 B2 B2 B2  
POP 12HR 10 5 0 5 50 40 10 20 10  
FRZG RAIN S  
RAIN C C S S  
SNOW C C C  
 

 
ILZ021-191000-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 23 35 28 34 17  
TEMP 34 31 29 28 28 26 30 35 35 33 32 31 30 29 30 33 33 27 24 21 20 18  
DEWPT 26 24 22 20 19 20 22 24 25 29 31 29 28 28 29 30 27 24 21 19 17 15  
RH 72 75 75 71 68 78 72 64 66 85 96 92 92 96 96 89 78 88 88 92 88 88  
WIND DIR NW NW NW NW SW SE S S S S S SW W NW N N N N N N N N  
WIND SPD 11 9 5 3 2 3 8 11 13 10 10 9 10 14 17 18 16 11 9 6 6 5  
CLOUDS B1 B1 SC B1 B2 B2 OV OV B2 B2 OV OV OV OV OV B2 SC SC SC SC SC SC  
POP 12HR 0 30 60 50 5  
QPF 12HR 0 0 0.06 0.02 0  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW S C L L C C C C S S  
WIND CHILL 26 23 23 26 25 26 26 24 21 18 19 22 22 17 14 13 11 10  
MIN CHILL 23 23 26 22 25 24 18 18 17 13 10  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 28 16 33 23 37 31 40 32 41  
TEMP 26 22 18 16 30 27 25 24 34 35 34 33 38 35 32 33 40 37  
DEWPT 17 15 15 14 21 19 18 19 28 32 34 33 37 34 32 33 38 36  
PWIND DIR N E SE SE S SW W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC B1 B1 B2 B2 OV OV B2 B2 B2 B2 B2 B2  
POP 12HR 5 0 0 10 50 30 20 20 10  
FRZG RAIN S  
RAIN C C S S S  
SNOW C C C  
 

 
ILZ006-191000-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 22 33 28 34 16  
TEMP 33 29 27 26 26 25 29 32 32 32 32 31 31 30 33 33 32 27 24 21 19 17  
DEWPT 22 20 18 17 15 17 19 22 24 28 30 30 29 29 29 29 26 23 20 17 15 13  
RH 63 69 68 68 62 71 66 66 72 85 92 96 92 96 85 85 78 85 84 84 84 84  
WIND DIR NW NW NW NW NW SE S S S S S S NW N N N N N N N NW NW  
WIND SPD 12 9 5 4 2 2 5 11 14 12 11 8 9 14 17 18 16 13 11 10 9 9  
WIND GUST 23 29 26  
CLOUDS B1 SC SC SC B2 B2 OV OV OV OV OV OV OV OV OV B2 B1 SC SC SC SC B1  
POP 12HR 5 60 90 70 10  
QPF 12HR 0 0.01 0.15 0.06 0  
SNOW 12HR 00-00 T 2  
SNOW C C L D D L L L L C C  
WIND CHILL 24 20 20 21 22 22 24 24 22 20 22 22 21 16 13 10 8 6  
MIN CHILL 20 20 24 21 22 24 20 21 16 10 6  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 26 17 31 24 36 30 38 32 40  
TEMP 25 21 20 21 29 27 26 26 32 33 33 32 37 35 33 33 39 37  
DEWPT 16 15 16 17 21 21 19 20 27 31 32 31 34 33 32 32 36 35  
PWIND DIR N N S S S SW W N E  
WIND CHAR GN LT GN GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC B2 B1 B1 B1 B2 OV OV OV OV OV OV OV OV OV B2  
POP 12HR 10 5 0 10 50 30 10 10 10  
FRZG RAIN S  
RAIN C C  
SNOW C C C  
 

 
ILZ021-191000-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 24 36 26 34 17  
TEMP 34 31 29 28 28 26 30 35 36 33 32 31 28 28 29 33 33 27 23 21 20 19  
DEWPT 28 25 23 22 20 21 23 26 27 29 31 28 27 27 28 30 29 24 22 19 18 16  
RH 78 78 78 78 71 81 75 69 69 85 96 88 96 96 96 89 85 88 96 92 92 88  
WIND DIR NW NW NW NW S SE S S S S S W W NW NW N N N N N N N  
WIND SPD 13 10 6 3 2 4 9 12 14 12 11 11 13 14 18 18 17 11 8 5 4 3  
CLOUDS B1 B1 B1 B1 B2 B2 B2 OV B2 B1 OV B2 OV OV OV OV B1 SC SC SC SC SC  
POP 12HR 0 10 50 50 5  
QPF 12HR 0 0 0.04 0.02 0  
SNOW 12HR 00-00 00-00 T  
DRIZZLE S S  
RAIN S S  
SNOW C C C C C C S S  
WIND CHILL 26 23 22 23 26 26 26 25 24 19 17 17 21 22 17 14 13 13 13  
MIN CHILL 22 21 26 21 26 24 16 16 17 12 11  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 28 16 34 23 37 31 41 31 42  
TEMP 27 23 18 17 31 27 25 25 34 34 34 33 39 36 32 33 40 38  
DEWPT 19 17 15 14 21 20 19 19 30 33 34 33 39 35 32 32 39 38  
PWIND DIR N E SE SE S S SW E E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS B1 B1 SC FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 0 0 10 50 40 20 30 20  
RAIN C C C S S C C S S  
SNOW C C  
 

 
INZ002-191000-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 26 35 28 34 22  
TEMP 35 32 31 30 29 28 29 33 33 33 31 31 31 31 31 33 33 32 29 26 25 24  
DEWPT 26 25 23 22 21 21 22 23 24 27 29 29 29 29 30 30 29 28 26 24 22 20  
RH 69 75 72 72 72 75 75 66 69 78 92 92 92 92 96 89 85 85 88 92 88 84  
WIND DIR NW NW NW W W S S S S S S S SW W N N N N N N N NW  
WIND SPD 11 9 9 5 4 4 6 11 12 11 11 10 5 8 12 16 16 13 10 6 5 6  
WIND GUST 26  
CLOUDS OV B2 B1 B2 B2 B2 OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 20 80 80 30  
QPF 12HR 0 0 0.10 0.06 0.07  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW S L L D D D D C C C C  
WIND CHILL 27 24 24 23 25 24 25 24 24 24 24 21 22 23 22 20 19 18 16  
MIN CHILL 24 24 28 23 24 24 22 21 22 19 16  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 29 16 29 20 35 31 38 32 40  
TEMP 28 25 20 18 27 24 22 22 31 33 33 33 37 35 33 33 38 37  
DEWPT 22 20 17 14 16 15 14 16 23 29 32 33 35 33 32 32 36 35  
PWIND DIR NW E SE SE S S S SE E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS B2 B2 B1 B1 SC SC SC B1 B2 B2 OV OV OV B2 OV B2 B2 B2  
POP 12HR 10 5 0 5 40 50 20 30 20  
FRZG RAIN S  
RAIN C C C S S C C S S  
SNOW S C C  
 

 
ILZ005-191000-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 20 32 26 32 11  
TEMP 31 28 26 26 26 24 28 31 31 31 30 29 28 29 30 30 29 24 20 17 15 13  
DEWPT 23 21 19 18 16 17 19 22 25 28 30 29 28 27 29 28 26 22 19 16 13 12  
RH 72 75 74 71 65 74 68 69 78 88100100100 92 96 92 88 92 96 96 92 96  
WIND DIR NW NW NW NW SE SE S S S S S W NW N N N N N N N N N  
WIND SPD 11 8 4 3 2 3 6 12 13 11 10 5 10 17 17 17 14 10 8 6 5 5  
WIND GUST 27  
CLOUDS B1 SC SC B1 B2 B2 OV OV OV OV OV OV OV OV B2 B2 SC SC SC SC SC SC  
POP 12HR 5 60 80 50 5  
QPF 12HR 0 0.01 0.13 0.03 0  
SNOW 12HR 00-00 T 2  
SNOW S C C L D D L L C C S S  
WIND CHILL 22 21 20 21 20 24 24 23 19 17 18 19 18 14 11 8 6 4  
MIN CHILL 21 20 24 20 20 23 16 17 14 7 4  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 23 11 29 21 35 28 36 29 38  
TEMP 22 16 12 16 27 24 22 24 31 32 32 30 35 33 31 31 37 35  
DEWPT 15 13 12 14 22 20 18 20 28 32 32 30 35 33 31 31 36 35  
PWIND DIR N NE S S S SW W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC B1 SC SC B1 B2 B2 OV OV OV OV B2 B2 B2 B2 B2  
POP 12HR 5 5 0 10 50 30 10 10 10  
FRZG RAIN S  
RAIN C C  
SNOW C C C  
 

 
ILZ008-191000-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 21 34 24 32 12  
TEMP 32 29 27 27 26 25 28 31 34 32 30 29 28 27 28 30 30 24 21 18 15 14  
DEWPT 23 21 20 18 16 18 20 23 25 29 29 28 26 24 25 26 24 21 18 16 13 12  
RH 69 72 74 68 65 74 71 72 69 88 96 96 92 88 88 85 78 88 88 92 92 92  
WIND DIR NW NW NW NW SE SE SE S S S S W NW NW N N N N N N N N  
WIND SPD 11 8 5 3 2 6 10 13 13 11 9 9 13 17 17 16 13 8 6 4 4 3  
CLOUDS SC SC SC B1 B2 OV OV OV OV OV OV OV OV OV B2 B2 SC SC SC SC B1 SC  
POP 12HR 0 50 60 20 0  
QPF 12HR 0 0.01 0.07 0.01 0  
SNOW 12HR 00-00 T 1  
SNOW S C C C L L C C S S  
WIND CHILL 23 21 20 20 24 25 24 22 17 15 16 19 20 16 13 11 9 8  
MIN CHILL 21 20 20 19 21 21 14 15 16 11 7  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 24 11 31 23 36 28 37 29 39  
TEMP 22 18 13 14 28 26 25 25 32 33 32 30 35 33 31 30 37 35  
DEWPT 15 12 10 11 21 19 19 21 29 31 31 29 34 32 31 30 35 34  
PWIND DIR N E SE SE S SW W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 0 10 50 20 5 10 10  
FRZG RAIN S  
RAIN C S  
SNOW C C S  
 

 
ILZ011-191000-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 21 33 25 32 12  
TEMP 31 28 28 27 27 25 29 33 32 31 30 29 28 28 29 30 29 24 21 18 15 14  
DEWPT 24 22 20 19 17 18 21 23 25 28 29 29 27 27 27 28 25 21 19 16 13 12  
RH 75 78 71 71 65 74 72 66 75 88 96100 96 96 92 92 85 88 92 92 92 92  
WIND DIR NW NW NW NW S SE S S S S S W NW NW N N N N N N N N  
WIND SPD 11 9 6 3 2 5 9 13 14 12 10 9 12 17 18 18 14 10 9 6 6 5  
CLOUDS B1 SC SC B1 B2 OV OV OV OV OV OV OV OV OV OV B2 SC SC SC SC B1 SC  
POP 12HR 0 50 70 40 5  
QPF 12HR 0 0.01 0.08 0.04 0  
SNOW 12HR 00-00 00-00 2  
SNOW S C C L L C C C C  
WIND CHILL 22 19 22 20 23 21 22 22 22 17 16 17 18 18 14 11 9 5 5  
MIN CHILL 19 20 25 19 21 21 15 16 14 9 4  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 23 11 30 22 35 28 36 30 38  
TEMP 22 17 13 14 27 24 23 24 31 33 32 30 35 33 31 30 37 35  
DEWPT 15 13 11 12 21 20 18 19 28 31 32 30 35 33 31 30 36 34  
PWIND DIR N E SE SE S SW W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC B1 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 0 0 10 50 30 10 10 10  
FRZG RAIN S  
RAIN C C  
SNOW C C C  
 

 
ILZ010-191000-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 22 34 24 32 13  
TEMP 32 28 27 27 26 25 28 32 34 33 31 29 27 27 27 30 30 25 22 18 16 15  
DEWPT 24 22 20 19 17 19 21 24 27 30 30 28 26 24 25 27 25 23 20 17 15 12  
RH 72 78 74 71 68 78 75 72 75 89 96 96 96 88 92 88 81 92 92 96 96 88  
WIND DIR NW NW NW NW SE SE SE S S S SW W NW NW N N N N N N N N  
WIND SPD 12 8 4 3 2 5 9 13 13 10 9 11 14 17 16 14 11 8 6 4 4 3  
CLOUDS SC SC SC B1 B2 OV OV OV OV B2 OV OV OV OV B2 B2 SC SC SC B1 B1 B1  
POP 12HR 0 40 60 20 0  
QPF 12HR 0 0 0.05 0 0  
SNOW 12HR 00-00 T 1  
DRIZZLE S S  
RAIN S S  
SNOW S C C L L C C S S  
WIND CHILL 23 20 19 21 25 26 23 21 16 14 15 19 20 16 13 11 9 9  
MIN CHILL 20 20 20 18 22 20 13 14 16 10 8  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 25 13 32 24 36 28 37 30 39  
TEMP 22 19 15 14 28 27 25 26 32 33 32 30 35 33 32 30 37 36  
DEWPT 16 15 12 11 21 21 20 22 31 33 32 30 35 33 31 30 36 36  
PWIND DIR NE E SE SE S SW W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 B1 FW SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 0 10 50 20 5 10 10  
FRZG RAIN S  
RAIN C S  
SNOW C C S  
 

 
ILZ012-191000-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 22 34 27 34 14  
TEMP 32 29 28 28 28 25 29 33 33 32 31 31 29 29 30 33 31 26 23 20 17 16  
DEWPT 25 22 21 19 18 19 20 23 25 28 30 29 28 29 29 30 26 23 21 18 15 13  
RH 75 75 75 68 66 78 69 66 72 85 96 92 96100 96 89 81 88 92 92 92 88  
WIND DIR NW NW NW NW S SE S S S S S SW NW NW N N N N N N N N  
WIND SPD 13 10 6 3 2 3 8 12 14 11 10 8 10 17 18 18 16 11 10 8 6 6  
CLOUDS B1 SC SC B1 B2 B2 OV OV OV OV OV OV OV OV OV B2 SC SC SC SC SC SC  
POP 12HR 0 40 80 50 10  
QPF 12HR 0 0 0.10 0.04 0  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW C C D D L L L L C C  
WIND CHILL 23 21 22 22 24 22 24 23 25 20 17 18 21 20 16 12 10 8 6  
MIN CHILL 20 21 25 21 22 23 17 17 15 10 6  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 26 14 30 23 36 30 38 31 40  
TEMP 24 20 16 16 28 26 23 24 32 33 33 32 36 34 32 32 38 36  
DEWPT 16 15 14 15 21 20 18 19 28 32 32 32 36 34 32 31 37 36  
PWIND DIR N NE S SE S S W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC B1 B2 B2 OV OV OV OV B2 B2 B2 B2 B2  
POP 12HR 5 5 0 10 50 30 10 20 10  
FRZG RAIN S  
RAIN C C S  
SNOW C C C  
 

 
ILZ020-191000-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 22 34 28 34 16  
TEMP 33 30 29 27 27 26 30 33 34 33 32 31 29 29 30 33 32 27 24 21 18 17  
DEWPT 26 23 22 20 18 19 21 24 25 28 30 29 28 28 29 30 26 23 21 19 15 14  
RH 75 75 75 74 68 74 69 69 69 82 92 92 96 96 96 89 78 85 88 92 88 88  
WIND DIR NW NW NW NW SW SE S S S S S SW NW NW N N N N N N N N  
WIND SPD 12 10 6 3 2 3 6 11 13 10 10 8 11 17 18 18 16 12 10 8 6 5  
CLOUDS B1 B1 SC B1 B2 B2 OV OV OV B2 OV OV OV OV OV B2 SC SC SC SC SC SC  
POP 12HR 0 30 70 50 5  
QPF 12HR 0 0 0.06 0.03 0  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW C C L L C C C C S S  
WIND CHILL 24 22 23 22 24 24 25 24 24 19 17 18 22 21 16 13 11 9 8  
MIN CHILL 22 21 25 21 24 23 17 17 16 11 8  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 27 15 32 23 36 31 38 31 40  
TEMP 25 21 17 16 29 27 24 24 33 34 34 32 37 34 32 32 39 37  
DEWPT 16 15 14 14 21 20 18 19 28 32 33 32 37 34 32 32 37 36  
PWIND DIR N E SE SE S S W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC B1 B1 B2 B2 OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 0 0 10 50 30 10 20 10  
FRZG RAIN S  
RAIN C C S S  
SNOW C C C  
 

 
ILZ013-191000-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 23 34 28 34 16  
TEMP 33 31 30 29 29 27 29 32 33 33 32 31 31 30 31 33 32 28 24 22 19 18  
DEWPT 25 23 21 20 18 19 21 23 25 28 31 30 29 29 30 30 27 23 21 19 16 14  
RH 72 72 69 69 63 71 72 69 72 82 96 96 92 96 96 89 81 81 88 88 88 84  
WIND DIR NW NW NW NW SW S S S S S S SW NW NW N N N N N N N N  
WIND SPD 12 9 6 3 2 3 6 11 13 11 9 6 9 16 17 17 14 11 10 8 6 6  
WIND GUST 27 25  
CLOUDS B1 B1 SC B1 B2 B2 OV OV OV OV OV OV OV OV OV OV B1 SC SC SC SC SC  
POP 12HR 0 40 80 60 20  
QPF 12HR 0 0 0.10 0.05 0  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW C C D D L L L L C C S S  
WIND CHILL 25 23 23 23 23 23 25 25 25 22 19 20 22 22 18 14 12 10 9  
MIN CHILL 22 22 27 22 22 24 19 19 17 12 8  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 27 16 31 23 36 31 38 32 40  
TEMP 25 21 19 18 28 27 25 24 32 34 34 33 37 36 33 33 39 37  
DEWPT 16 15 16 16 21 20 18 19 27 32 33 33 36 34 33 33 37 36  
PWIND DIR N NE S SE S SW W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC SC SC B1 B2 B2 OV OV OV OV B2 B2 OV B2 B2  
POP 12HR 5 5 0 10 50 40 10 20 10  
FRZG RAIN S  
RAIN C C S S  
SNOW C C C  
 

 
ILZ019-191000-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 24 36 27 34 17  
TEMP 34 31 30 28 29 27 30 34 36 33 32 31 30 29 30 32 32 27 24 21 20 19  
DEWPT 26 24 22 20 19 19 22 23 26 28 29 27 26 26 26 27 25 22 20 18 15 14  
RH 72 75 72 71 66 71 72 64 67 82 88 85 85 88 85 81 75 81 84 88 81 80  
WIND DIR NW NW NW NW S SE S S S S S W W NW N N N N N N N N  
WIND SPD 12 9 5 2 2 3 8 12 13 11 9 10 12 17 18 18 14 10 9 6 5 5  
CLOUDS B1 B1 SC B1 B2 B2 OV OV B2 B2 OV OV OV OV OV B2 SC SC SC SC SC SC  
POP 12HR 0 30 60 40 0  
QPF 12HR 0 0 0.07 0.02 0  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW S C L L C C C C  
WIND CHILL 26 24 24 23 25 26 26 25 24 20 17 17 21 21 17 14 12 12 11  
MIN CHILL 24 23 27 22 25 24 17 17 17 12 11  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 27 16 33 25 37 32 40 32 41  
TEMP 25 22 18 17 30 27 25 26 33 35 34 33 38 35 32 32 39 37  
DEWPT 15 14 13 12 19 18 18 19 28 32 33 32 36 33 31 31 36 35  
PWIND DIR N E SE SE S SW W NE E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 0 10 50 30 10 20 10  
RAIN C C C S S  
SNOW C C C  
 

 
ILZ106-191000-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 23 35 28 34 17  
TEMP 34 31 29 28 28 26 31 35 34 33 32 31 30 30 31 33 33 28 24 22 20 19  
DEWPT 26 25 23 21 20 20 22 24 25 29 32 30 30 29 31 30 29 24 22 20 18 15  
RH 72 78 78 75 71 78 69 64 69 85100 96100 96100 89 85 85 92 92 92 84  
WIND DIR NW NW NW NW SW S S S S S S SW W NW N N N N N N N N  
WIND SPD 12 8 4 2 1 2 5 11 13 11 10 8 9 14 16 17 14 11 10 6 6 5  
CLOUDS B2 B1 SC B1 B2 B2 OV OV OV B2 OV OV OV OV OV B2 B1 SC SC SC SC SC  
POP 12HR 0 30 70 60 10  
QPF 12HR 0 0 0.08 0.03 0  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW S C L L L L L L C C  
WIND CHILL 26 24 24 26 24 26 26 25 23 19 20 23 23 18 14 14 11 11  
MIN CHILL 24 23 26 23 24 25 19 19 18 13 10  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 28 16 32 23 37 32 39 32 41  
TEMP 26 23 19 18 29 27 25 24 33 35 34 33 38 36 33 33 40 37  
DEWPT 18 16 16 16 21 20 19 19 28 32 34 33 37 35 33 33 38 36  
PWIND DIR N E SE SE S S SW E E  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC SC SC B1 B1 B2 OV OV OV B2 B2 B2 OV B2 B2  
POP 12HR 5 5 0 10 50 40 20 20 10  
FRZG RAIN S  
RAIN C C S S S  
SNOW C C C  
 

 
ILZ023-191000-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 24 35 28 34 17  
TEMP 34 31 30 29 28 26 30 35 34 32 32 31 29 29 30 33 33 28 24 22 20 19  
DEWPT 28 25 23 21 19 21 22 24 25 27 29 29 28 27 29 30 29 25 22 20 18 16  
RH 78 78 75 72 68 81 72 64 69 81 88 92 96 92 96 89 85 88 92 92 92 88  
WIND DIR NW NW NW NW W SE S S S S S SW W NW NW N N NW NW NW NW NW  
WIND SPD 12 10 6 3 2 2 6 11 12 11 10 9 10 10 13 14 13 11 9 6 5 5  
WIND GUST 25  
CLOUDS B2 B1 SC B1 B2 B2 OV OV B2 B2 B2 OV OV OV OV OV B2 SC SC SC SC SC  
POP 12HR 0 10 60 70 20  
QPF 12HR 0 0 0.07 0.03 0  
SNOW 12HR 00-00 00-00 T  
DRIZZLE S S  
RAIN S S  
SNOW L L L L L L C C S S  
WIND CHILL 26 23 23 23 27 25 26 26 25 21 20 20 23 23 18 14 13 13 11  
MIN CHILL 23 22 26 23 25 25 20 19 18 13 11  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 29 16 33 22 36 31 41 32 42  
TEMP 27 23 19 18 30 26 23 24 33 34 34 33 38 35 32 33 40 37  
DEWPT 18 16 15 14 18 17 17 17 26 31 33 33 37 35 32 32 37 36  
PWIND DIR N E SE SE S S SW SE E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS SC B1 SC SC SC SC SC B1 B2 B2 OV OV OV B2 B2 B2 B2 B2  
POP 12HR 5 5 0 5 50 50 20 30 20  
RAIN C C C S S C C S S  
SNOW C C C  
 

 
ILZ033-191000-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 25 36 28 35 18  
TEMP 36 32 31 28 28 27 31 35 35 32 32 31 29 29 30 33 34 29 25 23 21 20  
DEWPT 28 25 23 22 19 20 23 25 26 27 29 29 26 26 29 30 29 25 22 19 18 16  
RH 72 75 72 78 68 74 72 66 69 81 88 92 88 88 96 89 82 85 88 84 88 84  
WIND DIR NW NW NW NW NW SE S S S S S SW W W NW N N NW NW NW NW NW  
WIND SPD 12 10 8 4 2 2 6 10 12 11 11 9 11 11 13 17 14 11 9 6 5 4  
CLOUDS B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV B2 B1 SC SC SC SC  
POP 12HR 0 10 60 70 20  
QPF 12HR 0 0 0.05 0.03 0  
SNOW 12HR 00-00 00-00 T  
DRIZZLE S S  
RAIN S S  
SNOW C C L L L L C C S S  
WIND CHILL 28 24 24 25 27 26 26 26 25 21 19 19 22 24 19 15 14 13 13  
MIN CHILL 24 23 26 25 25 25 19 19 19 14 11  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 30 17 33 22 38 32 41 32 43  
TEMP 27 24 20 19 30 26 23 24 34 34 34 33 39 36 32 33 40 38  
DEWPT 18 17 15 14 18 17 16 16 25 31 33 33 38 35 32 32 38 37  
PWIND DIR N E SE SE S S S SE E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC FW FW SC B1 B2 B2 OV OV OV B2 B2 B2 B2 B2  
POP 12HR 10 5 0 5 50 50 30 30 20  
RAIN S C C C S C C C S S  
SNOW S C S  
 

 
ILZ039-191000-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 25 36 26 35 18  
TEMP 36 32 30 28 28 27 30 34 35 32 32 31 28 28 29 32 33 29 24 22 21 19  
DEWPT 30 26 24 22 21 21 24 26 27 28 29 29 26 25 28 29 29 25 22 20 18 17  
RH 79 78 78 78 75 78 78 72 72 85 88 92 92 88 96 88 85 85 92 92 88 92  
WIND DIR NW NW NW NW N SE S S S S S SW W W NW NW N NW N N N N  
WIND SPD 13 10 8 4 2 3 8 11 13 11 12 10 13 14 18 21 18 13 11 8 6 6  
CLOUDS B1 B1 B1 B1 B2 B1 B2 B2 B2 B1 B2 B2 B2 OV OV OV B2 B1 B1 SC SC SC  
POP 12HR 0 10 50 60 10  
QPF 12HR 0 0 0.02 0.02 0  
SNOW 12HR 00-00 00-00 T  
DRIZZLE S S  
RAIN S S  
SNOW C C C C L L C C  
WIND CHILL 28 23 22 23 26 26 25 25 24 19 16 17 20 22 18 13 13 12 10  
MIN CHILL 22 22 27 22 24 24 16 16 17 12 10  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 30 17 34 23 38 33 42 32 43  
TEMP 27 24 19 19 31 26 24 24 34 34 34 34 39 36 33 33 41 39  
DEWPT 20 17 16 15 20 20 17 17 27 32 34 34 39 36 33 33 39 38  
PWIND DIR N E SE SE S S S SE E  
WIND CHAR LT LT LT GN GN GN LT LT LT  
AVG CLOUDS B1 B1 SC FW FW FW SC B1 B2 B2 OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 0 0 10 50 50 30 30 20  
RAIN S C C C S C C C S S  
SNOW C S  
 

 
INZ001-191000-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 24 35 29 34 20  
TEMP 35 32 30 29 29 27 30 33 33 33 32 31 30 31 32 33 33 31 28 25 23 21  
DEWPT 27 25 22 21 19 20 22 24 26 27 29 29 29 29 31 30 29 27 25 23 21 19  
RH 72 75 72 72 66 74 72 69 75 78 88 92 96 92 96 89 85 85 88 92 92 92  
WIND DIR NW NW NW NW W S S S S S S S W NW N N N N N NW NW NW  
WIND SPD 10 9 6 3 2 2 6 11 13 11 11 9 8 9 12 16 14 13 10 8 6 6  
CLOUDS B2 B1 B1 B1 B2 B2 OV OV OV B2 OV OV OV OV OV OV B2 B2 B2 B1 B1 B1  
POP 12HR 0 20 70 70 20  
QPF 12HR 0 0 0.09 0.07 0.08  
SNOW 12HR 00-00 00-00 1  
DRIZZLE S S  
RAIN S S  
SNOW S L L L L L L C C S S  
WIND CHILL 27 25 23 23 25 24 25 25 25 24 22 22 23 23 20 18 17 15 12  
MIN CHILL 24 22 27 23 24 24 21 22 20 16 12  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 29 16 30 21 36 31 39 32 40  
TEMP 27 24 20 18 28 25 22 22 32 33 34 33 38 36 33 33 39 37  
DEWPT 21 19 17 15 18 17 16 17 25 31 32 33 36 34 33 33 36 36  
PWIND DIR NW E SE SE S S S SE E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 SC SC SC B1 B2 B2 OV OV OV B2 OV OV B2 B2  
POP 12HR 5 5 0 5 50 50 20 30 20  
FRZG RAIN S  
RAIN C C S S C S S S  
SNOW S C C  
 

 
INZ010-191000-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 24 36 28 35 19  
TEMP 35 31 30 29 28 26 31 35 34 32 31 31 30 29 30 33 34 30 26 23 21 20  
DEWPT 29 26 24 22 21 21 23 25 26 27 29 29 28 27 30 30 29 27 23 21 19 17  
RH 78 81 78 75 75 81 72 66 72 81 92 92 92 92100 89 82 88 88 92 92 88  
WIND DIR NW NW NW NW NW S S S S S S S W W NW N N NW NW NW NW NW  
WIND SPD 12 9 6 4 2 2 6 10 12 11 11 10 10 10 13 16 14 11 9 6 6 5  
WIND GUST 26  
CLOUDS B2 B1 B1 B1 B2 B2 B2 OV B2 B2 B2 OV OV OV OV OV B2 B2 B1 B1 B1 B1  
POP 12HR 0 5 60 80 20  
QPF 12HR 0 0 0.05 0.06 0.01  
SNOW 12HR 00-00 00-00 T  
DRIZZLE S S  
RAIN S S  
SNOW L L L L D D C C S S  
WIND CHILL 27 23 23 25 27 26 25 25 25 23 20 20 23 24 20 16 15 13 12  
MIN CHILL 23 22 26 25 25 25 20 20 20 15 12  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 30 17 32 21 37 33 41 33 43  
TEMP 28 24 20 18 30 25 23 23 34 34 34 34 39 36 33 33 40 38  
DEWPT 20 18 17 14 18 18 16 16 25 31 33 34 39 35 33 33 38 37  
PWIND DIR N E SE SE S S S SE E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC FW FW SC B1 B2 B2 OV OV OV B2 OV OV B2 B2  
POP 12HR 10 5 0 5 50 50 30 30 20  
RAIN S C C C S C C C S S  
SNOW S C S  
 

 
INZ011-191000-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
1215 PM CST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 25 35 28 34 20  
TEMP 35 32 31 29 29 27 32 35 35 32 31 31 30 30 31 33 34 30 27 25 23 21  
DEWPT 29 26 24 23 21 21 23 25 26 27 29 30 28 29 31 31 30 29 26 24 21 19  
RH 78 78 75 78 72 78 69 66 69 81 92 96 92 96100 92 85 96 96 96 92 92  
WIND DIR NW NW NW NW NW S S S S S S S W W NW N N N N NW NW NW  
WIND SPD 11 9 6 4 2 2 5 10 12 11 11 9 8 9 12 16 14 11 9 6 6 5  
CLOUDS B2 B1 B1 B1 B2 B2 B2 OV OV B2 B2 OV OV OV OV B2 B2 B2 B2 B1 B1 B1  
POP 12HR 0 10 70 80 20  
QPF 12HR 0 0 0.08 0.05 0.03  
SNOW 12HR 00-00 00-00 T  
DRIZZLE S S  
RAIN S S  
SNOW C C L L D D C C S S  
WIND CHILL 28 25 24 26 27 26 26 25 25 23 22 21 23 24 20 18 17 16 13  
MIN CHILL 25 23 27 26 25 24 21 21 20 17 13  
 
DATE 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 30 17 31 21 36 32 40 33 42  
TEMP 29 24 20 19 29 25 22 22 34 34 34 34 38 36 33 33 40 38  
DEWPT 21 20 17 15 18 17 15 16 25 31 33 34 38 35 33 33 38 37  
PWIND DIR NW E SE SE S S S SE E  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS B1 B1 SC SC SC FW SC B1 B2 B2 OV OV OV B2 OV OV B2 B2  
POP 12HR 10 5 0 5 40 50 30 30 20  
RAIN C C C S C C C S S  
SNOW S C S  
 

 
INZ019-191000-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
115 PM EST WED DEC 18 2024  
 
DATE 12/18/24 THU 12/19/24 FRI 12/20/24 SAT  
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 25 36 28 34 20  
TEMP 36 32 30 28 28 27 30 35 34 31 32 31 30 29 30 33 33 30 27 24 22 21  
DEWPT 30 27 25 23 21 21 24 26 27 28 29 30 28 27 30 30 30 28 25 22 21 18  
RH 79 81 81 81 75 78 78 69 75 88 88 96 92 92100 89 89 92 92 92 96 88  
WIND DIR NW NW NW NW N SE S S S S S S W W NW N N N NW NW NW NW  
WIND SPD 12 10 8 4 2 2 6 10 11 10 11 10 10 10 13 17 16 12 10 8 6 6  
WIND GUST 27  
CLOUDS B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV B2 B2 B2 B1 B1 SC  
POP 12HR 0 5 60 70 20  
QPF 12HR 0 0 0.04 0.04 0  
SNOW 12HR 00-00 00-00 T  
DRIZZLE S S  
RAIN S S  
SNOW L L L L L L C C S S  
WIND CHILL 28 24 23 24 27 26 24 25 24 22 20 20 22 22 20 17 15 14 12  
MIN CHILL 24 22 27 24 24 24 20 19 19 15 12  
 
DATE 12/21 SUN 12/22/24 MON 12/23/24 TUE 12/24/24 WED 12/25/24  
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 30 18 32 22 37 33 41 33 43  
TEMP 28 24 20 19 29 25 23 23 34 34 34 35 39 36 34 33 40 38  
DEWPT 21 20 17 15 18 18 16 16 25 31 34 35 39 36 34 33 39 38  
PWIND DIR N E SE SE S S S SE E  
WIND CHAR LT LT LT LT GN GN LT LT LT  
AVG CLOUDS B1 B1 SC SC FW FW SC B1 B2 B2 OV OV OV B2 OV OV B2 B2  
POP 12HR 5 5 0 5 40 50 30 40 20  
RAIN C C C S C C C S S  
SNOW S C S  
 

 
 
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