870  
FOUS53 KLOT 171915  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
115 PM CST TUE DEC 17 2024  
 
ILZ104-181000-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 32 34 23 35 29  
TEMP 39 37 36 35 33 33 33 33 33 30 28 26 23 25 27 31 34 33 33 31 31 29  
DEWPT 29 30 29 29 30 29 27 25 22 21 18 17 17 18 20 22 24 27 30 28 28 26  
RH 67 75 75 78 89 85 78 72 63 69 66 68 77 74 74 69 66 78 89 88 88 88  
WIND DIR W W NW NW NW NW NW NW NW NW NW NW W S S S S S S SW NW NW  
WIND SPD 6 3 3 4 4 5 9 10 11 11 6 2 2 1 5 9 10 8 5 5 6 10  
CLOUDS B2 OV OV OV OV OV B1 SC SC FW FW FW SC B2 OV OV B2 OV OV OV OV OV  
POP 12HR 70 20 0 30 60  
QPF 12HR 0.06 0 0 0 0.09  
SNOW 12HR T 00-00 00-00  
SNOW C L S C C L L C C C  
WIND CHILL 33 25 25 24 20 21 20 23 26 26 25 24 20  
MIN CHILL 32 31 28 25 20 20 23 20 24 25 20  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 19 27 18 29 22 33 31 38  
TEMP 33 28 24 19 27 24 20 18 28 26 23 23 31 32 31 31 37 36  
DEWPT 26 22 19 15 19 16 14 14 19 18 15 16 20 22 25 28 33 33  
PWIND DIR N NW N N S S S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 40 10 20 20 5 0 10 20 10  
SNOW C C S S S  
 

 
ILZ003-181000-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 29 32 20 34 26  
TEMP 37 33 33 32 31 30 30 32 31 26 23 22 20 23 26 29 32 32 30 28 27 26  
DEWPT 29 27 28 28 29 26 23 21 20 19 18 16 16 17 19 21 24 27 28 26 25 22  
RH 72 78 82 85 92 85 75 63 63 74 81 77 84 77 74 72 72 81 92 92 92 85  
WIND DIR W NW NW NW N NW NW NW NW NW NW NW S SE S S S S S NW NW NW  
WIND SPD 5 2 2 3 4 8 11 12 12 9 5 1 2 2 8 12 11 9 8 8 11 14  
CLOUDS B2 OV OV OV OV OV B2 B1 SC CL FW FW SC B2 OV OV B2 OV OV B2 OV OV  
POP 12HR 70 0 5 50 50  
QPF 12HR 0.07 0 0 0.02 0.05  
SNOW 12HR 1 00-00 00-00  
SNOW S L C S S C C C C C C  
WIND CHILL 22 20 23 21 17 16 18 19 23 24 22 20 17 14  
MIN CHILL 30 29 22 20 17 16 20 17 20 20 14  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 16 25 12 27 20 32 29 38  
TEMP 30 25 19 16 23 19 13 12 25 22 20 21 30 30 29 30 36 34  
DEWPT 23 19 15 12 15 13 9 8 16 16 15 15 20 23 26 28 32 32  
PWIND DIR N N N N SE S S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2  
POP 12HR 10 10 10 5 0 0 10 10 10  
 

 
ILZ104-181000-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 35 25 35 30  
TEMP 40 37 36 35 34 33 33 35 34 30 29 27 25 26 28 31 34 33 33 32 31 30  
DEWPT 29 30 30 31 31 31 28 25 23 21 19 18 18 19 21 22 24 27 30 29 28 28  
RH 64 75 79 85 89 92 82 66 64 69 66 68 74 74 75 69 66 78 89 88 88 92  
WIND DIR W SW W NW NW NW NW NW NW NW NW NW NW S S S S S S SW W NW  
WIND SPD 6 3 2 3 3 5 8 10 11 11 8 4 3 2 5 9 10 9 6 5 6 10  
CLOUDS B2 B2 OV OV OV OV B1 SC SC FW FW FW SC B1 OV OV B2 OV OV OV OV OV  
POP 12HR 70 30 0 30 60  
QPF 12HR 0.05 0.01 0 0 0.08  
SNOW 12HR T T 00-00  
SNOW L C C C L L C C C  
WIND CHILL 26 27 26 20 21 22 23 26 25 27 26 24 21  
MIN CHILL 33 32 28 26 20 21 21 22 24 26 21  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 21 28 19 29 23 33 31 39  
TEMP 33 29 25 21 27 25 21 19 28 26 24 23 31 32 31 32 38 37  
DEWPT 27 23 19 17 19 16 16 15 19 18 16 16 19 22 26 29 33 33  
PWIND DIR N NW NW N S S S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 40 10 20 30 0 0 10 20 10  
RAIN S  
SNOW C C S C S  
 

 
ILZ021-181000-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 32 36 21 35 27  
TEMP 39 36 33 32 33 32 33 36 35 29 25 23 22 24 27 32 35 33 32 30 29 27  
DEWPT 30 31 30 30 31 31 30 26 24 22 21 19 19 19 22 24 26 27 30 27 27 25  
RH 70 82 89 92 92 96 89 67 64 75 84 84 88 81 81 72 69 78 92 88 92 92  
WIND DIR W N N N N NW NW NW NW NW NW NW W S S S S S S W NW NW  
WIND SPD 4 2 3 4 3 4 8 12 12 11 6 2 2 2 5 10 10 6 6 6 9 12  
CLOUDS B1 B2 OV OV OV OV B1 SC SC FW FW FW SC B2 B2 OV B2 OV B2 B2 B2 OV  
POP 12HR 60 30 0 20 40  
QPF 12HR 0.04 0 0 0 0.05  
SNOW 12HR T 00-00 00-00  
SNOW L C S S C C C C C  
WIND CHILL 26 28 26 19 17 20 24 27 27 26 23 20 16  
MIN CHILL 33 27 27 26 19 17 21 20 26 23 16  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 19 28 13 30 20 34 30 40  
TEMP 33 27 22 19 27 23 16 13 28 24 21 21 32 32 31 31 39 36  
DEWPT 27 23 19 15 19 16 12 10 18 17 15 15 20 22 26 29 35 34  
PWIND DIR NW N N N SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 30 5 10 5 0 0 10 10 10  
SNOW C S  
 

 
ILZ006-181000-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 30 33 21 34 29  
TEMP 37 33 32 31 31 30 31 32 32 27 25 23 21 24 27 31 33 32 32 31 30 29  
DEWPT 28 28 29 28 29 27 25 24 21 20 17 16 16 16 19 23 25 27 30 29 28 26  
RH 70 82 88 88 92 88 78 72 63 74 71 74 81 71 71 72 72 81 92 92 92 88  
WIND DIR W W W W NW NW NW NW NW NW NW NW NW SW S S S S S SW NW N  
WIND SPD 6 2 3 3 4 5 9 12 13 11 6 3 3 2 5 10 10 8 5 5 8 11  
WIND GUST 23 21  
CLOUDS B2 OV OV OV OV OV B1 SC SC FW FW FW SC B2 OV OV OV OV OV OV OV OV  
POP 12HR 60 20 5 50 70  
QPF 12HR 0.08 0 0 0.01 0.12  
SNOW 12HR 1 00-00 00-00  
SNOW C C S S S C C L L C C C  
WIND CHILL 24 23 23 22 17 17 20 22 25 25 26 25 22 19  
MIN CHILL 30 28 24 22 17 16 16 20 24 25 19  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 19 26 18 29 22 33 30 38  
TEMP 33 27 22 19 26 22 20 18 28 25 24 23 31 31 31 31 37 35  
DEWPT 26 21 18 15 18 16 15 14 20 19 17 16 22 23 26 28 33 33  
PWIND DIR N NW N N SW S S S SW  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2  
POP 12HR 40 10 20 20 5 0 10 20 10  
SNOW C S S S S  
 

 
ILZ021-181000-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 37 21 36 27  
TEMP 40 36 34 34 34 33 34 37 35 29 26 24 22 24 27 33 36 33 32 29 28 27  
DEWPT 32 31 31 32 31 31 31 28 25 23 22 20 20 20 23 26 28 29 30 26 25 23  
RH 73 82 89 92 89 92 89 70 66 78 85 84 92 84 85 75 72 85 92 88 88 85  
WIND DIR W NE NE NE N N NW NW NW NW NW NW NW S S S S S SW W NW NW  
WIND SPD 3 2 3 5 6 5 9 12 13 11 8 2 2 1 5 10 10 6 8 6 10 13  
CLOUDS SC B2 OV OV OV OV B2 B1 SC FW SC SC SC B1 B2 B2 B1 B2 B2 B2 B2 B2  
POP 12HR 50 30 0 20 40  
QPF 12HR 0.03 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C S S C C C C S  
WIND CHILL 28 27 29 26 19 18 20 25 28 27 26 22 19 16  
MIN CHILL 35 28 26 25 19 16 21 19 26 21 16  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 18 28 13 30 20 34 29 39  
TEMP 33 27 22 18 27 22 16 13 28 23 21 21 32 31 30 30 39 35  
DEWPT 27 23 19 15 20 18 13 10 19 18 15 15 21 24 27 29 36 35  
PWIND DIR NW N N NE SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B2 B1 B1 B1 B1 SC SC FW FW SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 20 5 10 5 0 0 10 20 20  
RAIN S S  
SNOW S S  
 

 
INZ002-181000-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 36 23 35 29  
TEMP 39 36 33 33 33 33 34 36 35 31 28 27 24 26 28 32 34 33 32 31 29 29  
DEWPT 30 30 29 30 30 30 32 29 26 24 23 22 21 21 22 23 24 26 27 28 27 27  
RH 70 79 85 89 89 89 92 75 69 75 81 81 88 81 78 69 66 75 81 88 92 92  
WIND DIR W SW SW NW N N NW NW NW NW NW W W SW S S S S S S SW NW  
WIND SPD 5 2 2 2 3 4 8 12 12 11 10 3 4 2 4 9 10 8 6 5 6 8  
CLOUDS B1 B2 OV OV OV OV B2 B1 B1 B1 B1 SC B1 B2 B2 B2 B2 OV B2 OV OV OV  
POP 12HR 60 60 5 10 60  
QPF 12HR 0.04 0.04 0 0 0.04  
SNOW 12HR T T 00-00  
SNOW C L S C C L L C  
WIND CHILL 27 28 26 22 19 18 24 26 26 26 25 22 21  
MIN CHILL 32 33 29 27 22 19 17 23 25 25 21  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 24 29 17 27 18 32 29 38  
TEMP 33 31 26 24 28 26 22 17 26 23 19 18 29 30 29 30 36 35  
DEWPT 28 25 22 19 20 18 17 13 16 15 12 12 17 20 23 27 31 32  
PWIND DIR N NW NW NE SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B2 B2 B2 B2 B2 B2 B1 SC FW SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 50 30 20 20 0 0 10 20 10  
RAIN S  
SNOW C C C C S S S S  
 

 
ILZ005-181000-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 28 32 20 33 27  
TEMP 36 33 32 31 31 30 29 31 31 25 23 21 20 23 25 29 31 31 30 29 28 27  
DEWPT 29 29 29 30 30 28 25 23 20 19 17 16 15 17 19 22 25 27 29 27 27 25  
RH 75 85 88 96 96 92 85 72 63 78 77 81 81 77 78 75 78 85 96 92 96 92  
WIND DIR W NW NW W NW NW NW NW NW NW NW NW SW S S S S S S NW NW NW  
WIND SPD 6 2 2 3 3 5 10 13 12 10 5 2 2 2 5 10 10 6 5 5 9 13  
WIND GUST 24 23 24  
CLOUDS B2 OV OV OV OV OV B2 B1 SC FW FW FW SC B2 OV OV OV OV OV OV OV OV  
POP 12HR 70 5 5 50 60  
QPF 12HR 0.06 0 0 0.02 0.08  
SNOW 12HR 1 00-00 00-00  
SNOW L C S S C C L L C C C  
WIND CHILL 30 24 20 21 21 15 15 18 20 22 24 24 23 19 16  
MIN CHILL 28 28 24 19 15 14 20 18 21 22 16  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 15 24 12 27 20 31 28 37  
TEMP 30 24 19 15 23 18 14 13 26 22 20 20 29 29 28 30 36 34  
DEWPT 25 21 17 13 17 15 11 10 19 18 15 15 22 24 26 28 34 33  
PWIND DIR N N N N SE S S S SW  
WIND CHAR GN LT LT LT LT LT GN LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2  
POP 12HR 30 10 20 5 5 0 10 10 10  
SNOW C S S  
 

 
ILZ008-181000-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 29 32 20 34 25  
TEMP 37 34 33 32 31 30 30 31 31 27 23 22 20 23 26 29 33 32 30 28 27 25  
DEWPT 29 29 28 29 30 28 25 23 21 19 18 17 16 17 19 22 25 27 27 25 24 21  
RH 72 82 82 88 96 92 81 72 66 71 81 81 84 77 74 75 72 81 88 88 88 84  
WIND DIR W NW N N N NW NW NW NW NW NW NW S SE S S S S SW NW NW NW  
WIND SPD 4 2 2 3 3 6 11 13 13 9 5 1 2 2 8 12 11 9 8 8 12 14  
CLOUDS B2 OV OV OV OV OV B1 SC SC FW FW SC SC B2 B2 OV B2 OV B2 B2 OV B2  
POP 12HR 70 0 5 40 50  
QPF 12HR 0.05 0 0 0.01 0.05  
SNOW 12HR T 00-00 00-00  
SNOW S L C S S C C C C C C  
WIND CHILL 23 20 21 21 18 16 18 19 25 25 22 20 16 13  
MIN CHILL 30 29 23 20 18 15 20 17 21 20 13  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 16 25 11 27 20 32 29 38  
TEMP 30 25 19 16 24 20 13 12 25 23 20 21 30 30 30 30 36 35  
DEWPT 23 19 15 12 16 13 9 8 16 15 15 15 21 24 27 28 33 32  
PWIND DIR N N N NE SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2  
POP 12HR 10 5 10 5 0 0 10 10 10  
 

 
ILZ011-181000-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 30 33 20 33 26  
TEMP 37 34 32 32 32 31 31 33 32 27 24 22 20 23 26 29 32 31 30 28 27 26  
DEWPT 29 29 29 31 30 29 26 23 21 20 18 17 16 17 19 22 25 27 28 26 25 23  
RH 72 82 88 96 92 92 81 66 63 74 77 81 84 77 74 75 75 85 92 92 92 88  
WIND DIR W W N NW NW NW NW NW NW NW NW NW W SE S S S S S NW NW NW  
WIND SPD 5 3 2 3 4 6 11 13 13 10 6 2 2 2 8 12 12 9 8 8 11 14  
CLOUDS B2 OV OV OV OV OV B1 B1 SC FW FW FW SC B2 OV OV B2 OV OV OV OV OV  
POP 12HR 70 5 5 40 50  
QPF 12HR 0.06 0 0 0 0.06  
SNOW 12HR 1 00-00 00-00  
SNOW C L C C C C C C S  
WIND CHILL 24 22 23 22 17 16 18 19 23 23 22 20 17 14  
MIN CHILL 28 29 24 21 17 15 20 17 20 20 14  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 16 25 12 28 20 32 29 38  
TEMP 30 24 19 16 24 19 14 12 26 22 20 20 30 29 29 30 36 34  
DEWPT 25 20 17 13 17 15 10 9 18 17 15 15 20 23 26 28 34 33  
PWIND DIR N N N N SE S S S S  
WIND CHAR GN LT LT LT LT LT GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2  
POP 12HR 20 10 10 5 0 0 10 10 10  
SNOW S  
 

 
ILZ010-181000-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 30 33 20 34 25  
TEMP 36 34 33 32 32 31 31 32 32 27 24 23 20 23 26 30 34 32 30 28 26 25  
DEWPT 30 30 29 30 30 29 25 23 21 20 19 19 18 19 21 23 27 29 28 26 24 21  
RH 79 85 85 92 92 92 78 69 63 74 81 84 92 84 81 75 75 88 92 92 92 84  
WIND DIR W N N N N NW NW NW NW NW NW NW S S S S S S SW NW NW NW  
WIND SPD 4 2 3 3 3 6 10 13 12 9 5 1 3 3 8 11 10 8 8 9 12 14  
CLOUDS B2 B2 OV OV OV OV B1 SC SC FW FW SC SC B2 B2 OV B2 OV B2 OV OV B2  
POP 12HR 70 0 5 30 40  
QPF 12HR 0.05 0 0 0 0.04  
SNOW 12HR T 00-00 00-00  
SNOW S C C S S C C C C S S  
WIND CHILL 24 22 22 23 18 17 18 20 26 25 22 19 15 13  
MIN CHILL 30 29 23 20 17 16 15 17 22 19 13  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 16 25 12 27 20 33 29 38  
TEMP 30 25 20 17 24 20 14 12 25 23 21 21 30 31 30 30 36 35  
DEWPT 24 20 17 14 16 15 11 9 16 16 15 16 22 25 27 28 34 33  
PWIND DIR NW N N NE SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC FW SC SC B1 B2 B2 B2 B2 B2 B2  
POP 12HR 10 5 10 5 0 0 10 10 10  
 

 
ILZ012-181000-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 31 34 22 34 27  
TEMP 38 35 33 33 33 33 32 33 33 29 26 23 22 24 26 31 33 32 31 30 29 27  
DEWPT 29 29 29 29 30 29 26 23 22 21 19 18 17 19 21 22 25 27 30 27 27 25  
RH 70 78 85 85 89 85 78 66 63 72 74 81 81 81 81 69 72 81 96 88 92 92  
WIND DIR W W N NW N NW NW NW NW NW NW NW NW S S S S S S W NW NW  
WIND SPD 5 2 2 3 3 8 10 12 13 10 6 2 2 2 5 10 10 9 6 6 10 13  
CLOUDS B2 B2 OV OV OV OV B1 SC SC FW FW FW SC B2 OV OV B2 OV OV OV OV OV  
POP 12HR 70 20 0 30 60  
QPF 12HR 0.06 0 0 0 0.07  
SNOW 12HR 1 00-00 00-00  
SNOW C L S C C L L C C C  
WIND CHILL 26 23 24 23 20 18 19 22 25 24 24 23 20 16  
MIN CHILL 30 30 25 22 19 17 21 19 23 23 16  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 17 27 14 29 20 33 29 38  
TEMP 32 26 21 17 26 21 16 14 27 24 21 21 31 31 29 30 37 35  
DEWPT 26 22 18 14 18 16 12 12 19 18 15 15 20 22 26 29 34 33  
PWIND DIR N N N N SE S S S S  
WIND CHAR GN LT LT LT LT LT GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC SC B2 B2 B2 B2 B2 B2  
POP 12HR 30 10 10 10 0 0 10 10 10  
SNOW C S  
 

 
ILZ020-181000-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 32 34 22 34 27  
TEMP 38 36 34 33 33 33 33 33 33 29 26 23 22 24 26 31 34 33 31 30 29 27  
DEWPT 30 30 30 30 30 30 28 25 23 21 20 18 18 19 21 23 26 27 30 27 26 24  
RH 73 79 85 89 89 89 82 72 66 72 78 81 84 81 81 72 72 78 96 88 88 88  
WIND DIR W NW N N N NW NW NW NW NW NW NW W SE S S S S S W NW NW  
WIND SPD 5 2 2 3 3 5 9 12 13 11 6 2 2 2 6 10 11 9 8 8 10 14  
CLOUDS B2 B2 OV OV OV OV B1 SC SC FW FW FW SC B2 B2 OV B2 OV OV B2 OV OV  
POP 12HR 70 20 0 30 50  
QPF 12HR 0.05 0 0 0 0.08  
SNOW 12HR T 00-00 00-00  
SNOW S L S C C C C C C C  
WIND CHILL 25 24 23 19 18 18 22 26 25 24 22 20 15  
MIN CHILL 32 30 28 24 19 17 22 18 23 22 15  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 18 27 13 29 20 33 30 39  
TEMP 33 27 22 18 26 22 16 13 27 23 21 21 31 31 30 30 38 35  
DEWPT 26 22 18 14 19 16 12 10 18 17 15 15 20 23 26 29 34 34  
PWIND DIR N N N N SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC SC B2 B2 B2 B2 B2 B2  
POP 12HR 30 10 10 5 0 0 10 10 10  
SNOW C S  
 

 
ILZ013-181000-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 31 34 22 34 29  
TEMP 38 36 33 33 32 31 32 33 33 30 27 24 22 24 26 31 34 33 33 31 30 29  
DEWPT 29 30 30 30 31 30 27 25 22 21 19 18 17 19 21 22 25 27 30 28 27 26  
RH 70 79 89 89 96 96 81 72 63 69 71 77 81 81 81 69 69 78 89 88 88 88  
WIND DIR W W NW NW NW NW NW NW NW NW NW NW NW S S S S S S W NW NW  
WIND SPD 6 2 2 3 3 5 8 10 12 10 6 3 2 2 5 10 10 9 6 6 9 12  
WIND GUST 20  
CLOUDS B2 OV OV OV OV OV B1 SC SC FW FW FW SC B2 OV OV B2 OV OV OV OV OV  
POP 12HR 70 20 0 30 60  
QPF 12HR 0.06 0 0 0 0.08  
SNOW 12HR T 00-00 00-00  
SNOW C L S C C L L C C C  
WIND CHILL 25 25 25 24 20 19 19 22 26 25 27 24 21 19  
MIN CHILL 30 30 25 24 18 17 22 19 24 24 19  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 19 27 16 29 21 33 31 38  
TEMP 33 28 23 19 26 23 18 17 27 26 23 21 31 31 31 31 37 36  
DEWPT 26 22 18 15 19 15 14 13 19 18 15 15 20 22 26 29 34 33  
PWIND DIR N N N N SE S S S S  
WIND CHAR GN LT LT LT LT LT GN GN GN  
AVG CLOUDS OV B1 B1 B1 B1 SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 40 10 10 10 5 0 10 10 10  
SNOW C C S  
 

 
ILZ019-181000-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 32 36 23 35 27  
TEMP 39 36 34 34 33 32 33 35 35 30 27 25 23 24 26 31 35 33 32 30 29 27  
DEWPT 30 31 30 31 31 31 30 26 23 22 21 20 19 19 21 22 25 27 28 25 25 22  
RH 70 82 85 89 92 96 89 69 61 72 78 81 84 81 81 69 66 78 85 81 85 81  
WIND DIR W N NE N N N NW NW NW NW NW NW W SE S S S S SW W NW NW  
WIND SPD 3 2 3 3 3 4 8 12 12 10 5 2 2 2 5 10 10 6 8 8 10 13  
WIND GUST 24  
CLOUDS B1 B2 OV OV OV OV B1 SC SC FW SC FW SC B2 B2 OV B2 B2 B2 B2 B2 OV  
POP 12HR 60 20 0 20 40  
QPF 12HR 0.05 0 0 0 0.04  
SNOW 12HR T 00-00 00-00  
SNOW S L S S S C C C C S  
WIND CHILL 26 26 26 21 20 19 22 27 27 25 22 20 16  
MIN CHILL 33 30 26 25 21 18 22 19 25 22 16  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 19 27 13 29 21 34 31 39  
TEMP 32 27 22 19 26 23 16 13 26 24 22 21 31 32 31 31 38 36  
DEWPT 24 20 17 14 17 15 11 9 16 15 14 14 20 22 26 28 34 33  
PWIND DIR NW N N N SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC FW FW SC SC B2 B2 B2 B2 B2 B2  
POP 12HR 20 5 10 5 0 0 10 10 20  
RAIN S  
SNOW S  
 

 
ILZ106-181000-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 32 35 23 35 29  
TEMP 39 36 35 34 33 32 33 35 34 30 27 25 23 24 27 32 34 33 33 31 29 29  
DEWPT 30 32 31 31 31 31 30 26 23 22 20 19 19 20 22 24 26 28 30 28 27 26  
RH 70 85 85 89 92 96 89 69 64 72 74 78 84 84 81 72 72 82 89 88 92 88  
WIND DIR W NW N N N N NW NW NW NW NW NW NW S S S S S S W NW NW  
WIND SPD 5 1 2 3 3 3 6 11 11 10 6 2 2 1 5 9 10 8 6 5 8 10  
WIND GUST 21  
CLOUDS B2 OV OV OV OV OV B1 SC SC FW FW FW SC B2 B2 OV B2 OV OV B2 OV OV  
POP 12HR 60 30 0 20 50  
QPF 12HR 0.04 0.01 0 0 0.06  
SNOW 12HR T 00-00 00-00  
SNOW L C S S C C C C C  
WIND CHILL 27 27 26 21 20 20 24 26 26 27 25 21 20  
MIN CHILL 33 31 27 26 21 19 23 20 25 24 19  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 19 28 15 29 20 33 30 39  
TEMP 33 28 23 19 27 23 17 15 28 25 22 21 31 32 31 31 38 36  
DEWPT 28 23 19 16 19 16 14 12 19 18 16 16 20 22 27 30 35 35  
PWIND DIR N N N N SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT LT  
AVG CLOUDS OV B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 30 10 10 10 0 0 10 10 10  
SNOW C C  
 

 
ILZ023-181000-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 32 37 22 35 27  
TEMP 40 36 33 33 33 32 33 37 36 31 26 24 23 24 27 32 35 33 31 31 28 27  
DEWPT 31 31 30 31 31 31 31 29 25 23 21 20 20 19 22 24 26 27 29 27 26 25  
RH 70 82 89 92 92 96 92 72 64 72 81 84 88 81 81 72 69 78 92 85 92 92  
WIND DIR W N NE N N N NW NW NW NW NW NW NW S S S S S S W W NW  
WIND SPD 4 2 2 3 4 4 8 11 13 11 8 2 3 1 4 9 10 6 5 5 8 10  
CLOUDS B1 B2 OV OV OV OV B2 B1 SC SC FW FW SC B1 B2 B2 B2 OV OV B2 B2 OV  
POP 12HR 60 50 0 10 40  
QPF 12HR 0.03 0.02 0 0 0.03  
SNOW 12HR T T 00-00  
SNOW C C C C C C C  
WIND CHILL 26 29 28 22 18 24 27 27 25 25 20 17  
MIN CHILL 33 30 27 26 22 18 18 21 26 25 17  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 19 28 15 29 19 33 29 39  
TEMP 33 27 22 19 27 23 17 15 28 23 20 20 31 31 29 30 38 35  
DEWPT 27 23 19 15 19 16 13 12 18 17 14 14 18 21 25 28 34 33  
PWIND DIR NW NW N N SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 30 10 10 10 0 0 10 20 20  
RAIN S S  
SNOW C C S  
 

 
ILZ033-181000-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 38 22 36 27  
TEMP 41 37 34 34 34 33 35 38 37 31 27 25 22 24 27 33 35 32 31 31 28 27  
DEWPT 31 31 30 31 31 31 32 29 26 24 22 20 19 19 22 25 26 27 28 28 25 24  
RH 67 79 85 89 89 92 89 70 64 75 81 81 88 81 81 72 69 81 88 88 88 88  
WIND DIR W E NE N NE N N NW NW NW NW NW NW S S S S S S SW W NW  
WIND SPD 4 2 2 3 4 3 6 11 12 11 8 2 3 1 4 9 9 6 5 5 8 10  
CLOUDS SC B2 OV OV OV OV B2 B1 SC FW FW FW SC B1 B1 B2 B1 B2 B2 B2 B2 OV  
POP 12HR 40 40 5 10 40  
QPF 12HR 0 0.02 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C C C C C C  
WIND CHILL 29 31 29 22 19 25 28 26 25 25 20 17  
MIN CHILL 36 31 30 28 20 17 17 22 26 25 17  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 19 28 16 30 20 34 29 39  
TEMP 33 28 22 19 27 23 18 16 28 23 20 20 31 31 30 30 38 35  
DEWPT 27 23 19 15 19 16 14 11 17 16 12 13 17 21 24 27 34 33  
PWIND DIR NW NW N N E SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT LT  
AVG CLOUDS OV B2 B1 B1 B1 B1 SC SC SC FW FW SC B1 B1 B2 B2 B2 B2  
POP 12HR 40 10 10 10 0 0 10 20 20  
RAIN S S  
SNOW C C S  
 

 
ILZ039-181000-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 38 22 36 27  
TEMP 43 37 34 35 34 33 35 38 37 31 27 25 23 24 27 33 35 32 31 31 28 27  
DEWPT 33 31 31 32 32 31 32 31 27 25 22 21 21 19 23 25 27 27 29 27 25 23  
RH 67 79 89 89 92 92 89 76 67 78 81 84 92 81 85 72 72 81 92 85 88 85  
WIND DIR W SE E NE NE N N NW NW NW NW NW NW S S S S S S W W NW  
WIND SPD 3 2 3 4 6 8 8 11 13 12 8 2 3 2 5 10 11 9 8 8 10 13  
CLOUDS SC B2 OV OV OV OV B2 B1 SC FW FW FW SC B1 B1 B1 B1 B2 B2 B2 B2 OV  
POP 12HR 30 30 0 10 30  
QPF 12HR 0 0.02 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW S C C C C C C  
WIND CHILL 28 26 28 31 28 22 18 20 25 27 24 24 24 19 16  
MIN CHILL 37 30 26 26 21 18 17 20 24 22 16  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 19 28 15 30 20 33 29 39  
TEMP 32 28 22 19 27 23 18 15 28 23 20 20 31 31 30 30 38 35  
DEWPT 27 23 19 15 21 17 14 11 18 17 15 14 20 22 26 28 35 34  
PWIND DIR NW N N N E SE S S S  
WIND CHAR BZ LT LT LT LT LT GN GN GN  
AVG CLOUDS OV B2 B1 B1 B1 B1 SC SC FW FW FW SC B1 B1 B2 B2 B2 B2  
POP 12HR 30 5 10 5 0 0 10 20 20  
RAIN S S  
SNOW C C S  
 

 
INZ001-181000-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 36 22 35 29  
TEMP 39 36 33 34 33 33 34 36 35 30 27 25 22 25 27 32 34 33 32 31 29 29  
DEWPT 30 30 30 31 31 32 31 29 25 23 21 19 19 20 21 23 25 27 28 29 27 27  
RH 70 79 89 89 92 96 89 75 66 75 78 78 88 81 78 69 69 78 85 92 92 92  
WIND DIR W SW SW NW N N NW NW NW NW NW NW W SW S S S S S SW W NW  
WIND SPD 5 2 1 2 3 4 6 10 11 10 8 3 3 2 4 9 9 8 6 5 6 9  
CLOUDS B2 B2 OV OV OV OV B2 B1 SC SC SC FW SC B2 B2 OV B2 OV B2 OV OV OV  
POP 12HR 60 50 5 10 50  
QPF 12HR 0.03 0.03 0 0 0.04  
SNOW 12HR 00-00 00-00 00-00  
RAIN C  
SNOW C C C C C C C  
WIND CHILL 28 29 27 21 19 24 27 26 26 25 22 20  
MIN CHILL 33 33 29 27 21 17 17 21 25 25 20  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 22 28 18 28 19 33 29 38  
TEMP 33 29 24 22 27 25 21 18 26 23 20 19 30 31 30 30 37 35  
DEWPT 28 24 21 18 20 18 16 14 17 16 13 14 18 21 24 28 33 33  
PWIND DIR N NW NW N SE SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT LT  
AVG CLOUDS OV B2 B2 B1 B1 B1 B1 B1 SC SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 40 30 20 20 0 0 10 20 10  
SNOW C C C S S S S S  
 

 
INZ010-181000-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 38 22 35 27  
TEMP 41 36 34 34 34 33 36 37 36 31 27 25 23 24 28 33 35 32 31 31 29 27  
DEWPT 31 31 31 31 31 31 32 30 27 24 22 21 20 19 23 25 26 27 28 29 25 25  
RH 67 82 89 89 89 92 85 75 69 75 81 84 88 81 81 72 69 81 88 92 85 92  
WIND DIR W E E NE NE N N NW NW NW NW NW NW S S S S S S SW W NW  
WIND SPD 4 2 2 3 4 3 6 11 12 11 8 2 3 1 3 9 9 6 5 5 6 10  
CLOUDS SC B2 OV OV OV OV B2 B1 SC SC FW FW SC B1 B1 B2 B1 B2 B2 B2 B2 OV  
POP 12HR 40 50 5 10 40  
QPF 12HR 0 0.02 0 0 0.02  
SNOW 12HR 00-00 T 00-00  
RAIN S  
SNOW S C C C C C C  
WIND CHILL 30 29 28 22 19 25 28 26 25 25 22 18  
MIN CHILL 36 30 29 28 20 18 17 24 26 24 17  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 19 29 16 30 19 33 29 38  
TEMP 33 28 23 19 27 23 18 16 28 23 20 19 31 30 29 30 38 35  
DEWPT 28 24 20 16 19 17 14 12 18 17 13 13 18 21 24 28 34 33  
PWIND DIR NW NW N N E SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B2 B1 B1 B1 B1 SC SC SC FW FW SC B1 B1 B2 B2 B2 B2  
POP 12HR 40 10 10 10 0 0 10 20 20  
RAIN S S  
SNOW C C S  
 

 
INZ011-181000-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
115 PM CST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 38 23 35 28  
TEMP 40 37 34 34 34 33 36 38 36 31 28 26 24 24 28 33 35 32 32 31 29 28  
DEWPT 31 31 31 32 31 32 33 31 27 25 22 21 20 20 23 25 26 27 28 29 27 26  
RH 70 79 89 92 89 96 89 76 69 78 78 81 84 84 81 72 69 81 85 92 92 92  
WIND DIR W SW E NE N N NW NW NW NW NW NW NW S S S S S S SW W NW  
WIND SPD 4 2 2 3 3 3 6 11 11 11 8 2 3 1 3 8 9 6 5 5 6 9  
CLOUDS B1 B2 OV OV OV OV B2 B1 SC SC SC FW SC B1 B1 B2 B2 B2 B2 OV OV OV  
POP 12HR 40 50 5 10 40  
QPF 12HR 0 0.03 0 0 0.03  
SNOW 12HR 00-00 00-00 00-00  
RAIN C S  
SNOW S C C C C C C  
WIND CHILL 30 30 28 22 20 26 28 26 26 25 22 19  
MIN CHILL 35 30 30 28 22 19 17 24 26 25 19  
 
DATE 12/20/24 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 34 21 29 17 30 19 33 29 38  
TEMP 33 29 24 21 28 25 20 17 28 23 20 19 31 30 30 30 37 35  
DEWPT 28 25 22 17 20 18 16 13 16 17 12 13 17 20 24 28 34 33  
PWIND DIR NW NW NW N E SE S S S  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS OV B2 B1 B1 B1 B1 B1 B1 SC FW FW SC B1 B1 B2 OV B2 B2  
POP 12HR 40 10 10 10 0 0 10 20 20  
RAIN S S  
SNOW C C S  
 

 
INZ019-181000-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
215 PM EST TUE DEC 17 2024  
 
DATE 12/17/24 WED 12/18/24 THU 12/19/24 FRI  
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 33 38 23 35 28  
TEMP 41 37 34 34 34 33 35 37 36 31 27 26 24 24 28 32 35 32 31 31 29 28  
DEWPT 32 30 30 31 32 32 32 31 28 25 23 22 21 20 24 26 27 27 29 30 26 25  
RH 70 75 85 89 92 96 89 79 72 78 85 85 88 84 85 78 72 81 92 96 88 88  
WIND DIR W NE E NE NE N N NW NW NW NW NW NW S S S S S S SW W NW  
WIND SPD 4 2 3 3 4 5 6 11 12 11 9 2 3 1 4 9 9 6 6 6 9 10  
CLOUDS SC B2 OV OV OV OV B2 B2 SC SC SC FW SC B1 B1 B2 B1 B2 B2 B2 B2 OV  
POP 12HR 30 40 5 5 40  
QPF 12HR 0 0.02 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S C  
SNOW S C S C C C C C  
WIND CHILL 29 29 28 22 18 24 28 26 24 24 20 19  
MIN CHILL 36 30 28 28 22 18 18 22 26 24 19  
 
DATE 12/20 SAT 12/21/24 SUN 12/22/24 MON 12/23/24 TUE 12/24/24  
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 33 20 28 16 29 19 33 29 38  
TEMP 33 29 24 20 27 23 19 16 28 23 20 20 31 30 30 30 37 35  
DEWPT 28 25 21 17 20 18 16 12 18 17 13 13 18 21 25 28 34 33  
PWIND DIR NW NW N N E SE S S S  
WIND CHAR GN LT LT LT LT LT GN GN GN  
AVG CLOUDS OV B2 B1 B1 B1 B1 SC SC SC FW FW SC B1 B1 B2 B2 B2 B2  
POP 12HR 40 10 10 10 0 0 10 20 20  
RAIN S S  
SNOW C C S  
 

 
 
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