736  
FOUS53 KLOT 201015  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
415 AM CST SUN JAN 20 2019  
 
ILZ014-202200-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 14 4 17 13 34  
TEMP 8 8 13 13 9 6 4 4 5 8 15 16 13 15 15 17 18 21 26 30 33  
DEWPT 1 1 3 5 1 0 1 2 3 7 7 8 5 7 7 10 11 15 22 27 31  
RH 72 72 63 70 69 76 87 91 91 96 70 70 70 70 70 73 73 77 85 88 92  
WIND DIR NW N N N N N N N SE S SE SE SE SE SE SE SE S S S S  
WIND SPD 12 12 12 11 6 8 6 4 2 6 11 12 12 13 12 12 12 13 14 14 14  
CLOUDS SC SC SC SC SC SC SC B1 B1 SC B1 B1 B2 B2 B2 SC B1 B2 OV OV OV  
POP 12HR 20 30 5 0 90  
QPF 12HR 0 0.01 0 0 0.17  
SNOW 12HR 00-00 T 00-00  
FRZG RAIN L D  
RAIN D  
SLEET D  
SNOW S S D D D  
SNOWSHWRS S S C S  
WIND CHILL -8 -8 -1 -1 -2 -7 -8 -5 -3 2 2 -1 2 2 4 4 8 14 19 23  
MIN CHILL -8 -9 -2 -9 -7 -3 -1 0 3 5 16  
LKSHORE FLD Y  
WINTER WEATH Y  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 26 29 14 24 3 8 3 19  
TEMP 36 28 27 23 15 16 23 20 8 3 8 4 3 7 18 16  
DEWPT 35 25 21 18 13 12 17 13 4 0 -2 -2 0 2 10 9  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS OV OV B2 B2 B1 SC B1 B2 B2 B1 B1 SC B1 B1 B1 B2  
POP 12HR 100 20 5 20 10 5 30 30  
FRZG DRZL L S  
FRZG RAIN D  
RAIN D L  
SNOW D L S S C C S  
 

 
ILZ003-202200-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 11 -4 17 13 32  
TEMP 2 4 9 11 4 0 -4 -3 -3 5 14 17 15 13 14 16 16 19 25 29 32  
DEWPT -2 -2 0 1 -1 -3 -6 -5 -3 5 8 10 9 8 9 11 12 16 22 27 30  
RH 83 75 66 63 79 87 91 91100100 76 73 77 80 80 80 84 88 88 92 92  
WIND DIR N N N N N N N NE E SE SE SE SE SE SE SE SE SE S S S  
WIND SPD 9 11 11 10 5 5 4 3 3 5 11 14 14 14 12 13 13 13 13 11 11  
CLOUDS SC SC SC SC FW FW FW FW SC B1 B1 B2 B2 B2 B2 B1 B2 OV OV OV OV  
POP 12HR 0 0 5 5 90  
QPF 12HR 0 0 0 0 0.24  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C D D D  
WIND CHILL -13-12 -6 -3 -7-12-15-11-11 -6 0 2 0 -2 1 2 2 6 13 19 23  
MIN CHILL -13 -14 -7 -15 -15 -9 0 -2 2 4 16  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 21 23 9 22 -1 4 -1 16  
TEMP 32 23 20 19 10 13 22 16 2 -1 3 3 -1 6 16 12  
DEWPT 29 21 18 15 6 9 16 10 0 -4 -5 -4 -3 0 7 6  
PWIND DIR W NW W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN GN GN  
AVG CLOUDS OV OV B2 B1 SC SC B1 B2 B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 90 10 0 20 5 5 30 20  
FRZG DRZL C  
FRZG RAIN D  
RAIN D  
SNOW D C S S C S  
 

 
ILZ014-202200-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 15 6 17 13 35  
TEMP 11 11 13 15 9 9 6 7 6 9 15 17 13 14 14 16 17 21 26 31 34  
DEWPT 3 3 6 6 3 5 5 4 4 7 7 8 6 7 8 10 11 16 23 29 32  
RH 69 69 73 67 76 83 96 87 91 91 70 67 73 73 76 77 77 81 88 92 92  
WIND DIR NW N N N NW NW NW N SE S SE SE SE SE SE SE SE S S S S  
WIND SPD 12 12 12 11 8 9 6 4 3 6 11 12 11 13 12 12 12 13 14 14 14  
CLOUDS B1 SC B1 B1 SC B1 B1 B1 B1 SC SC B1 B2 B2 B2 SC B1 B2 OV OV OV  
POP 12HR 40 40 5 0 90  
QPF 12HR 0.01 0.03 0 0 0.17  
SNOW 12HR T 1 00-00  
FRZG RAIN D D  
RAIN D  
SLEET L  
SNOW S S D D D  
SNOWSHWRS C S S S C C C C  
WIND CHILL -4 -4 -1 2 -3 -4 -6 -2 -1 -2 2 4 -1 0 0 2 4 9 14 20 24  
MIN CHILL -4 -5 -3 -6 -4 -3 -1 -1 0 5 16  
LKSHORE FLD Y  
WINTER WEATH Y  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 26 30 16 25 5 9 5 20  
TEMP 37 28 28 24 18 17 24 22 10 5 9 5 6 10 19 16  
DEWPT 36 27 22 20 15 14 18 14 6 1 0 0 2 5 11 11  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN GN GN LT GN  
AVG CLOUDS OV OV B2 B2 B1 SC SC B2 B2 B1 B1 B1 B1 B1 B2 B2  
POP 12HR 100 20 5 20 10 5 30 30  
FRZG DRZL L S  
FRZG RAIN D  
RAIN D L  
SNOW D C S C C C  
 

 
ILZ021-202200-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 13 -1 18 13 36  
TEMP 8 8 12 12 7 3 0 0 0 8 15 18 13 15 15 16 17 22 27 33 36  
DEWPT 1 1 4 4 2 -1 -3 -3 -1 7 9 10 8 9 9 11 12 18 25 30 33  
RH 72 72 70 70 79 83 87 87 95 96 77 70 80 77 77 80 80 84 92 89 89  
WIND DIR N N N N NW N N N E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 11 12 11 11 5 6 5 3 2 8 11 12 12 12 12 12 12 13 14 13 14  
WIND GUST 25 25  
CLOUDS SC SC SC B1 SC FW FW SC B1 B1 B1 B2 B2 B2 B1 SC B1 B2 OV OV OV  
POP 12HR 0 0 0 0 90  
QPF 12HR 0 0 0 0 0.20  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN D  
RAIN D D  
SNOW S S D  
WIND CHILL -7 -8 -2 -2 -3 -9-12 -8 -4 2 5 -1 1 3 4 4 10 15 23 27  
MIN CHILL -7 -9 -3 -13 -11 -6 -1 -1 3 5 18  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 25 27 13 24 2 8 3 19  
TEMP 37 26 25 21 16 14 23 19 7 2 7 5 3 8 18 16  
DEWPT 34 25 21 18 13 11 18 14 4 -1 -1 0 1 4 11 11  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN GN GN  
AVG CLOUDS OV B2 B2 B2 B1 SC SC B2 B2 B1 SC SC B1 B1 B1 B2  
POP 12HR 100 10 0 20 5 5 30 30  
FRZG DRZL C  
RAIN D C  
SNOW C S C C S  
 

 
ILZ006-202200-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 13 4 18 16 33  
TEMP 6 8 12 13 8 6 4 5 5 12 16 18 15 18 17 18 18 22 25 29 32  
DEWPT -1 0 3 3 1 1 1 2 4 9 10 11 9 10 10 12 12 16 21 27 29  
RH 72 69 66 63 72 79 87 87 95 87 77 73 77 70 73 77 77 77 84 92 88  
WIND DIR NW N N N N NW N NW NW S S SE SE SE SE S S S S S S  
WIND SPD 13 13 13 13 9 10 9 8 3 6 11 13 12 16 16 16 14 16 14 16 12  
WIND GUST 26 26 27  
CLOUDS SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B2 OV OV OV  
POP 12HR 20 40 10 5 90  
QPF 12HR 0 0.01 0 0 0.17  
SNOW 12HR 00-00 T 00-00  
SNOW S S D D D  
SNOWSHWRS S C C  
WIND CHILL -11 -8 -3 -2 -5 -9-10 -8 -2 1 3 4 1 3 2 4 4 7 13 17 23  
MIN CHILL -11 -11 -5 -10 -10 0 1 1 3 4 15  
LKSHORE FLD Y  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 25 27 13 23 3 7 2 17  
TEMP 35 26 25 22 14 15 23 18 7 3 7 2 4 7 16 15  
DEWPT 33 24 20 17 12 10 16 11 3 -1 -2 -3 0 2 8 8  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN GN GN BZ GN GN GN  
AVG CLOUDS OV OV B2 B1 SC SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B2  
POP 12HR 100 20 5 20 10 5 30 30  
FRZG DRZL L S  
RAIN D L  
SNOW D L S S C C S  
 

 
ILZ021-202200-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 13 -3 17 14 37  
TEMP 6 7 11 12 6 2 -2 -3 -2 6 15 17 14 16 16 17 18 22 30 34 37  
DEWPT 1 2 5 6 3 0 -4 -4 -2 5 10 12 10 11 12 13 14 20 27 33 35  
RH 79 79 76 76 87 91 91 95100 96 80 80 84 80 84 84 84 92 88 96 92  
WIND DIR NW N N N N N N N E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 11 10 10 10 6 5 4 3 3 9 11 13 13 17 14 13 14 16 18 18 18  
WIND GUST 28 28 28  
CLOUDS SC SC B1 B1 SC FW FW SC SC B1 B1 B2 B2 B2 B1 SC B1 B2 OV OV OV  
POP 12HR 0 0 0 0 90  
QPF 12HR 0 0 0 0 0.18  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN D D  
RAIN D D  
SLEET D  
SNOW S S D  
WIND CHILL -10 -8 -2 -1 -6 -9-12 -9-10 -7 2 4 -1 0 2 3 4 9 18 23 27  
MIN CHILL -10 -10 -6 -12 -12 -11 -1 -3 1 5 19  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 25 28 15 24 3 10 5 20  
TEMP 38 27 25 23 17 16 24 18 8 3 7 9 6 10 20 15  
DEWPT 35 25 21 19 14 13 19 15 4 0 0 2 4 6 14 12  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR BZ GN LT GN BZ GN GN GN  
AVG CLOUDS OV B2 B2 B2 B1 SC B1 B2 B2 B1 SC SC B1 B1 B2 B2  
POP 12HR 100 5 0 20 5 5 30 30  
FRZG DRZL C  
RAIN D C  
SNOW C S S C C S  
 

 
INZ002-202200-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 16 1 14 9 35  
TEMP 12 12 16 15 14 14 8 4 1 5 11 14 9 11 12 13 13 19 25 30 34  
DEWPT 4 6 10 10 8 8 3 -2 -2 0 2 3 2 3 4 6 8 13 21 27 30  
RH 70 76 77 80 76 76 79 75 87 79 66 61 72 69 70 73 80 77 84 88 85  
WIND DIR NE NE NW N N N E SE E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 10 6 8 12 10 8 6 4 4 6 8 10 10 13 13 13 13 14 17 17 17  
WIND GUST 24 28  
CLOUDS B2 OV OV OV B2 B2 B2 B1 SC SC SC SC B1 B2 B2 SC SC B1 OV OV OV  
POP 12HR 80 60 0 0 80  
QPF 12HR 0.15 0.02 0 0 0.13  
SNOW 12HR 3 T 00-00  
FRZG RAIN D D  
RAIN D  
SLEET C  
SNOW D D  
SNOWSHWRS C O O O L C  
WIND CHILL -1 1 5 1 1 3 -3 -5 -9 -7 -1 1 -5 -5 -3 -3 -2 4 12 18 23  
MIN CHILL -1 -1 0 -3 -9 -9 -5 -6 -3 -1 14  
WINTER WEATH Y Y Y Y  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 29 32 17 24 7 11 6 21  
TEMP 37 32 28 24 21 17 23 21 13 7 11 6 8 11 20 17  
DEWPT 35 29 25 21 18 15 17 16 8 4 2 1 2 5 13 12  
PWIND DIR SW W W W NW W SW SW  
WIND CHAR BZ GN GN GN BZ BZ GN GN  
AVG CLOUDS OV OV OV B2 B2 B1 B1 B2 B2 B2 B1 B1 B1 B1 B2 B2  
POP 12HR 100 20 10 30 30 20 30 30  
FRZG DRZL S  
FRZG RAIN D  
RAIN D D  
SNOW C C C S C C C  
SNOWSHWRS S  
 

 
ILZ005-202200-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 12 -3 17 12 31  
TEMP 2 4 9 11 3 1 -2 -2 -2 7 14 17 12 12 12 13 14 17 23 28 30  
DEWPT -2 -2 0 2 -1 -4 -5 -4 -2 6 8 10 8 7 7 9 10 14 21 26 29  
RH 83 75 66 66 83 79 87 91100 96 76 73 84 80 80 84 84 88 92 92 96  
WIND DIR N N N N N N N N NE SE S SE SE SE SE SE SE S S S S  
WIND SPD 11 13 12 11 6 6 6 4 2 5 10 12 11 12 12 12 12 13 13 11 11  
CLOUDS SC SC SC SC FW FW FW FW SC B1 B1 B1 B2 B2 B2 B1 B2 B2 OV OV OV  
POP 12HR 0 5 5 5 90  
QPF 12HR 0 0 0 0 0.20  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C D D D  
WIND CHILL -15-14 -7 -4 -9-12-15-12 -3 1 3 -2 -3 -3 -2 0 3 11 18 20  
MIN CHILL -15 -15 -9 -15 -15 -8 -2 -4 -3 0 13  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 22 25 9 22 -1 5 -2 15  
TEMP 33 24 23 20 10 12 22 17 4 -1 5 -1 -1 4 14 12  
DEWPT 31 22 19 15 7 8 16 11 0 -4 -4 -4 -3 0 7 6  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS OV OV B2 B1 SC SC B1 B2 B2 B1 B1 SC B1 B1 B1 B1  
POP 12HR 100 10 0 20 5 5 30 30  
FRZG DRZL C  
RAIN D S  
SNOW D C S C C  
 

 
ILZ008-202200-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 11 -4 17 13 33  
TEMP 1 4 9 11 4 -1 -4 -4 -3 7 15 17 13 14 14 15 16 20 25 30 33  
DEWPT -3 -1 2 2 -2 -5 -7 -6 -4 4 9 10 10 9 9 11 13 17 24 29 31  
RH 83 79 72 66 75 83 86 91 95 87 77 73 87 80 80 84 88 88 96 96 92  
WIND DIR NW N N N N N N NE E SE SE SE SE SE SE SE SE SE S S S  
WIND SPD 9 10 10 10 5 5 4 3 3 6 11 13 14 14 12 13 13 13 13 12 12  
CLOUDS SC SC B1 SC SC FW FW FW SC B1 B2 B2 B2 B2 B2 B1 B2 OV OV OV OV  
POP 12HR 0 0 5 5 90  
QPF 12HR 0 0 0 0 0.24  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C D D D  
WIND CHILL -14-11 -5 -3 -7-13-15-12-11 -5 2 3 -3 -1 1 2 3 7 13 20 24  
MIN CHILL -14 -14 -7 -15 -15 -10 -3 -3 0 4 16  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 21 23 8 22 -1 4 -1 16  
TEMP 31 22 21 18 9 12 22 15 4 -1 3 2 -1 6 16 12  
DEWPT 30 20 17 15 7 9 18 10 0 -5 -4 -3 -1 1 8 7  
PWIND DIR W NW W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN GN GN  
AVG CLOUDS OV OV B2 B1 SC SC B1 B2 B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 90 5 0 20 5 5 30 30  
FRZG DRZL C  
FRZG RAIN D  
RAIN D  
SNOW D C S S C C  
 

 
ILZ011-202200-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 10 -5 16 11 32  
TEMP 3 5 8 10 2 -2 -5 -5 -2 6 14 16 11 12 12 14 14 18 24 29 31  
DEWPT -1 -1 2 3 -2 -5 -7 -5 -3 6 8 10 8 8 8 10 11 16 22 28 31  
RH 83 76 76 73 83 87 91100 95100 76 77 87 84 84 84 88 92 92 96100  
WIND DIR NW N N N N N N N E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 11 12 12 11 5 5 5 3 3 6 11 13 14 16 14 14 14 13 14 13 13  
CLOUDS SC SC SC SC FW FW FW SC SC B1 B1 B2 B2 B2 B2 B1 B2 B2 OV OV OV  
POP 12HR 0 5 5 5 90  
QPF 12HR 0 0 0 0 0.21  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN C C  
SLEET C  
SNOW C C D D D  
WIND CHILL -13-12 -8 -5 -9-14-17-14-10 -6 0 2 -5 -4 -4 -1 -1 5 11 18 21  
MIN CHILL -13 -13 -9 -17 -16 -10 -5 -5 -3 0 14  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 23 24 9 22 0 4 -1 16  
TEMP 35 24 22 19 10 13 22 17 4 0 2 3 -1 5 16 11  
DEWPT 32 22 19 16 8 9 17 12 1 -3 -4 -2 -2 1 8 8  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN GN GN  
AVG CLOUDS OV OV B2 B1 SC SC B1 B2 B2 B1 SC SC B1 B1 B1 B2  
POP 12HR 100 10 0 20 5 5 30 30  
FRZG DRZL C  
FRZG RAIN D  
RAIN D C  
SNOW D C S S C C  
 

 
ILZ010-202200-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 11 -4 17 14 33  
TEMP 1 5 9 10 3 0 -3 -4 -3 7 15 17 14 14 15 16 17 21 26 32 33  
DEWPT -2 0 2 2 -1 -5 -7 -7 -4 5 9 11 9 9 10 12 13 18 24 30 31  
RH 87 79 72 69 83 79 82 86 95 91 77 77 80 80 80 84 84 88 92 92 92  
WIND DIR NW N N N N N NE NE E SE SE SE SE SE SE SE SE SE SE S S  
WIND SPD 8 9 9 9 5 5 4 3 3 6 11 13 13 13 12 12 12 12 13 12 11  
WIND GUST 24  
CLOUDS SC SC B1 B1 SC FW FW FW SC B1 B2 B2 OV B2 B2 B1 B2 OV OV OV OV  
POP 12HR 0 0 5 5 90  
QPF 12HR 0 0 0 0 0.24  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN S C  
RAIN C  
SNOW C C D D D  
WIND CHILL -13 -9 -4 -3 -7-12-12-12-11 -5 1 3 -1 0 2 3 5 8 14 23 24  
MIN CHILL -13 -13 -8 -13 -13 -10 -2 -2 0 5 17  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 21 23 9 22 -1 6 0 16  
TEMP 31 22 21 18 10 12 22 14 3 -1 3 4 1 7 16 12  
DEWPT 29 20 17 15 8 9 17 9 0 -5 -4 -2 0 2 8 7  
PWIND DIR W NW W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN LT GN  
AVG CLOUDS OV OV B2 B1 SC SC B1 B2 B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 90 5 0 20 5 5 30 30  
FRZG DRZL C  
FRZG RAIN D  
RAIN D  
SNOW D C S S C C  
 

 
ILZ012-202200-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 12 -2 17 12 34  
TEMP 5 6 10 11 5 1 -2 -1 1 8 15 17 12 13 13 14 16 19 25 29 33  
DEWPT -1 0 2 3 0 -3 -4 -3 -1 6 8 10 7 7 7 9 11 15 23 28 31  
RH 76 76 69 69 79 83 91 91 91 91 73 73 80 76 76 80 80 84 92 96 92  
WIND DIR N N N N N N N N NE SE SE SE SE SE SE SE SE S S S S  
WIND SPD 12 12 12 11 5 6 6 4 2 6 11 12 12 13 12 12 12 13 14 13 13  
CLOUDS FW SC SC SC FW FW SC SC B1 SC B1 B1 B2 B2 B2 SC B2 B2 OV OV OV  
POP 12HR 5 10 0 0 90  
QPF 12HR 0 0 0 0 0.20  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN L D  
RAIN D  
SLEET L  
SNOW C C D D D  
WIND CHILL -12-10 -5 -3 -7-12-15-11 -4 1 4 -3 -2 -2 0 2 6 13 18 23  
MIN CHILL -12 -12 -8 -15 -14 -6 -3 -3 -2 2 15  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 24 27 11 23 1 7 0 17  
TEMP 35 25 24 21 12 14 23 18 5 1 7 2 0 6 16 13  
DEWPT 34 24 20 17 10 10 17 12 2 -2 -3 -2 -1 2 9 8  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS OV OV B2 B2 SC SC B1 B2 B2 B1 B1 SC B1 B1 B1 B2  
POP 12HR 100 10 0 20 5 5 30 30  
FRZG DRZL C  
FRZG RAIN D  
RAIN D C  
SNOW D C S C C S  
 

 
ILZ020-202200-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 12 -2 17 12 35  
TEMP 6 7 11 12 5 1 -2 -2 0 8 15 17 13 14 14 16 17 20 27 31 35  
DEWPT 0 1 3 4 1 -3 -4 -3 -1 6 8 10 7 8 8 10 12 17 24 30 33  
RH 76 76 69 70 83 83 91 95 95 91 73 73 76 76 76 77 80 88 88 96 92  
WIND DIR N N N N NW N N N E SE SE SE SE SE SE SE SE SE S S S  
WIND SPD 11 12 11 11 5 5 5 3 2 6 11 12 12 13 12 12 12 13 14 13 14  
WIND GUST 25  
CLOUDS SC SC SC B1 SC FW FW SC B1 B1 B1 B2 B2 B2 B2 SC B1 B2 OV OV OV  
POP 12HR 0 5 0 0 90  
QPF 12HR 0 0 0 0 0.20  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN D  
RAIN D  
SLEET S  
SNOW C C D D  
WIND CHILL -10 -9 -3 -2 -6-11-14-10 -4 2 4 -2 -1 0 3 3 8 15 21 25  
MIN CHILL -10 -10 -6 -14 -12 -6 -3 -3 0 4 16  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 24 26 11 24 1 8 2 18  
TEMP 36 25 23 20 13 12 23 19 6 1 8 3 2 8 17 14  
DEWPT 34 24 20 17 11 10 18 13 3 -1 -2 -1 0 3 10 9  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN GN GN  
AVG CLOUDS OV B2 B2 B2 B1 SC B1 B2 B2 B1 SC SC B1 B1 B1 B2  
POP 12HR 100 10 0 20 5 5 30 30  
FRZG DRZL C  
RAIN D C  
SNOW C S C C S  
 

 
ILZ013-202200-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 13 2 17 12 34  
TEMP 6 7 12 13 8 5 2 3 3 9 14 17 12 14 13 15 16 20 26 30 33  
DEWPT 0 0 3 4 1 0 0 0 1 6 8 9 6 7 7 9 10 15 23 28 31  
RH 76 72 66 67 72 79 91 87 91 87 76 70 76 73 76 77 77 81 88 92 92  
WIND DIR N N N N N N N N E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 11 12 11 11 5 6 5 4 2 6 10 12 12 13 12 12 12 13 14 13 14  
CLOUDS SC SC SC SC SC FW SC SC B1 SC B1 B1 B2 B2 B2 SC B1 B2 OV OV OV  
POP 12HR 10 20 5 0 90  
QPF 12HR 0 0 0 0 0.19  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN D D  
RAIN D  
SLEET L  
SNOW S S D D D  
SNOWSHWRS S  
WIND CHILL -10 -9 -3 -2 -2 -7 -9 -6 -2 1 4 -3 0 0 2 3 8 14 19 23  
MIN CHILL -10 -10 -3 -11 -9 -4 -3 -1 -1 3 15  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 26 28 13 24 2 8 2 18  
TEMP 36 27 26 22 15 14 23 20 7 2 8 3 2 7 17 15  
DEWPT 35 25 21 18 12 11 17 13 3 -1 -2 -2 0 3 10 9  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS OV OV B2 B2 B1 SC B1 B2 B2 B1 B1 SC B1 B1 B1 B2  
POP 12HR 100 20 0 20 5 5 30 30  
FRZG DRZL L S  
FRZG RAIN D  
RAIN D L  
SNOW D L S S C C S  
 

 
ILZ019-202200-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 13 -1 18 14 37  
TEMP 7 8 11 13 7 3 -1 -1 0 7 14 18 14 16 16 17 17 23 30 34 37  
DEWPT 2 2 4 5 3 0 -4 -4 -1 6 9 11 9 10 10 12 14 19 26 32 34  
RH 79 76 73 70 83 87 87 87 95 96 80 73 80 77 77 80 88 84 85 92 89  
WIND DIR NW N N N N N N N E SE SE SE SE SE SE SE SE SE S S S  
WIND SPD 10 11 10 10 5 5 4 3 3 6 10 12 13 13 12 11 12 12 14 13 14  
WIND GUST 25 26  
CLOUDS SC SC B1 B1 SC FW FW SC SC B1 B1 B2 B2 B2 B1 SC B2 B2 OV OV OV  
POP 12HR 0 0 0 0 90  
QPF 12HR 0 0 0 0 0.20  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN S D  
RAIN D D  
SLEET D  
SNOW C C D  
WIND CHILL -8 -7 -3 -1 -3 -8-11 -9 -8 -5 1 5 -1 1 3 4 5 11 19 25 28  
MIN CHILL -9 -9 -3 -11 -11 -8 -1 -1 2 5 20  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 24 26 13 24 2 8 4 19  
TEMP 36 26 23 22 15 14 24 18 6 2 8 4 5 9 18 15  
DEWPT 34 25 20 18 13 11 18 14 3 -1 -1 1 2 5 11 11  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN GN GN  
AVG CLOUDS OV B2 B2 B2 B1 SC B1 B2 B2 B1 SC SC B1 B1 B1 B2  
POP 12HR 100 5 0 20 5 5 30 30  
FRZG DRZL C  
RAIN D C  
SNOW C S S C C  
 

 
ILZ022-202200-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 13 1 17 13 36  
TEMP 8 9 12 12 6 4 1 2 2 8 14 17 13 15 16 16 18 22 28 32 35  
DEWPT 2 1 4 5 3 0 -1 -1 2 7 7 9 7 8 8 10 11 17 24 30 33  
RH 76 69 70 73 87 83 91 87100 96 73 70 76 73 70 77 73 81 85 92 92  
WIND DIR N N N N NW N N N SE SE SE SE SE SE SE SE SE S S S S  
WIND SPD 11 12 11 11 5 5 5 3 2 6 10 12 12 12 12 12 12 13 14 14 14  
WIND GUST 26  
CLOUDS SC SC SC B1 SC FW SC SC B1 SC B1 B1 B2 B2 B2 SC B1 B2 OV OV OV  
POP 12HR 10 10 0 0 90  
QPF 12HR 0 0 0 0 0.20  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN D  
RAIN D  
SLEET S  
SNOW S S D C  
SNOWSHWRS  
WIND CHILL -7 -7 -2 -2 -4 -7-10 -5 -3 1 4 -1 2 3 3 5 10 16 22 25  
MIN CHILL -7 -8 -4 -10 -10 -6 -1 -1 2 7 18  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 26 28 13 24 3 9 3 19  
TEMP 37 28 26 22 16 14 24 18 7 3 8 6 3 7 19 14  
DEWPT 35 25 21 19 14 11 18 15 4 0 -1 0 1 3 12 10  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR GN GN LT GN GN GN LT GN  
AVG CLOUDS OV OV B2 B2 B1 SC SC B2 B2 B1 SC SC B1 B1 B1 B2  
POP 12HR 100 10 0 20 5 5 30 30  
FRZG DRZL L S  
RAIN D L  
SNOW C S C C S  
 

 
ILZ023-202200-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 14 0 17 12 36  
TEMP 11 10 13 12 7 5 0 0 0 6 14 17 12 14 15 16 17 22 29 33 36  
DEWPT 4 4 6 6 4 2 0 0 0 4 7 9 6 8 9 10 12 17 26 31 33  
RH 73 76 73 76 87 87100100100 91 73 70 76 76 77 77 80 81 88 92 89  
WIND DIR NW NW NW NW NW NW N NE SE SE SE SE SE SE SE SE SE S S S S  
WIND SPD 12 12 11 10 8 6 5 1 2 6 10 11 12 12 12 12 13 14 16 17 17  
WIND GUST 27 27 27  
CLOUDS B2 B1 B1 B1 SC SC SC SC B1 SC B1 B1 B2 B2 B1 SC B1 B2 OV OV OV  
POP 12HR 20 5 0 0 90  
QPF 12HR 0 0 0 0 0.17  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN D  
RAIN D D  
SNOW S S D  
SNOWSHWRS S  
WIND CHILL -5 -6 -1 -1 -6 -7-12 -7 1 4 -3 -1 1 2 3 9 17 22 26  
MIN CHILL -5 -7 -6 -12 -10 -8 -3 -3 0 3 19  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 27 30 14 25 4 10 5 21  
TEMP 38 29 28 23 18 14 24 20 9 4 10 7 5 10 21 16  
DEWPT 35 27 23 20 15 13 19 16 6 2 0 1 3 5 13 11  
PWIND DIR SW W W W NW W SW SW  
WIND CHAR GN GN LT GN BZ GN GN GN  
AVG CLOUDS OV OV B2 B2 B1 SC SC B2 B2 B1 B1 SC B1 B1 B2 B2  
POP 12HR 100 20 0 20 10 5 30 30  
FRZG DRZL L S  
RAIN D L  
SNOW C S C C C  
 

 
ILZ033-202200-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 14 0 17 12 36  
TEMP 13 11 13 14 9 6 1 1 0 5 14 17 12 14 15 15 18 22 29 34 36  
DEWPT 6 5 7 7 5 2 0 0 0 4 7 10 7 8 9 10 12 17 27 31 34  
RH 73 76 76 73 83 83 95 95100 95 73 73 80 76 77 80 77 81 92 89 92  
WIND DIR NW N NW NW NW NW N NE E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 12 11 11 11 9 8 5 1 4 8 10 11 12 13 13 13 14 14 17 18 18  
WIND GUST 28 28 29  
CLOUDS B2 B2 B1 B1 SC SC SC SC SC SC B1 B1 B2 B2 B1 SC B1 B2 OV OV OV  
POP 12HR 30 0 0 0 80  
QPF 12HR 0 0 0 0 0.15  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN C D  
RAIN D D  
SLEET D  
SNOW S S D  
SNOWSHWRS S S  
WIND CHILL -2 -3 -1 0 -4 -7-10 -10 -9 1 4 -2 -1 1 1 4 9 17 23 26  
MIN CHILL -3 -4 -5 -10 -10 -11 -3 -3 -1 4 19  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 28 30 15 26 5 10 6 21  
TEMP 38 30 26 23 19 16 26 21 10 5 9 7 7 11 20 17  
DEWPT 36 28 24 21 17 14 19 17 7 2 1 2 4 7 14 12  
PWIND DIR SW W W W NW W SW SW  
WIND CHAR BZ GN LT GN BZ GN GN GN  
AVG CLOUDS OV OV B2 B2 B1 SC SC B2 B2 B1 B1 SC B1 B1 B2 B2  
POP 12HR 100 20 0 20 10 5 30 30  
FRZG DRZL L S  
RAIN D L  
SNOW L S C C C  
 

 
ILZ039-202200-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 13 -1 17 14 37  
TEMP 10 9 11 13 7 4 2 -1 1 6 14 17 14 16 17 18 19 24 31 35 37  
DEWPT 4 5 8 8 4 2 -1 -1 1 5 9 11 9 10 11 12 14 20 28 32 35  
RH 76 83 87 80 87 91 87100100 96 80 77 80 77 77 77 80 84 88 89 92  
WIND DIR NW N NW NW NW N NW N E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 13 11 10 10 8 5 4 2 3 8 11 12 12 14 13 13 14 16 19 19 18  
WIND GUST 29 31 28  
CLOUDS B1 B1 B1 B1 SC FW SC SC B1 SC B1 B2 B2 B2 B1 FW B1 B2 OV OV OV  
POP 12HR 5 0 0 0 80  
QPF 12HR 0 0 0 0 0.17  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN D  
RAIN D D  
SLEET L  
SNOW S S D  
WIND CHILL -6 -6 -3 0 -6 -7 -9 -7 -7 1 4 0 1 3 4 5 11 19 24 27  
MIN CHILL -6 -7 -6 -9 -8 -8 0 -1 2 5 21  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 27 30 16 25 4 11 7 22  
TEMP 38 29 27 24 19 17 25 19 9 4 10 7 8 12 21 18  
DEWPT 36 27 23 20 16 14 19 16 6 1 1 3 5 7 15 13  
PWIND DIR SW NW W W NW W SW SW  
WIND CHAR BZ GN LT GN BZ GN GN GN  
AVG CLOUDS OV OV B2 B2 B1 SC SC B1 B2 B1 SC SC B1 B1 B2 B2  
POP 12HR 100 10 0 30 10 5 30 30  
FRZG DRZL L  
RAIN D L  
SNOW L C C C C  
 

 
INZ001-202200-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 16 1 15 11 36  
TEMP 15 13 15 15 11 11 10 4 1 7 14 15 10 13 14 15 16 21 28 32 35  
DEWPT 9 7 9 9 5 6 6 1 0 2 3 5 4 5 6 8 10 14 22 28 32  
RH 77 76 77 77 76 80 83 87 95 79 61 64 76 70 70 73 77 74 78 85 89  
WIND DIR NW NW NW NW NW NW N SE SE SE SE SE SE SE SE SE SE S S S S  
WIND SPD 10 10 12 13 11 9 5 5 4 6 9 11 10 13 13 13 13 14 16 16 17  
WIND GUST 24 26 26 27  
CLOUDS OV B2 B2 B2 B1 B2 B2 B1 SC SC SC B1 B2 B2 B1 SC SC B2 OV OV OV  
POP 12HR 90 50 0 0 80  
QPF 12HR 0.14 0.03 0 0 0.15  
SNOW 12HR 3 1 00-00  
FRZG RAIN D  
RAIN D  
SLEET C  
SNOW D D  
SNOWSHWRS O O L L C C S  
WIND CHILL 2 0 1 0 -3 -2 -1 -7 -9 -4 2 1 -4 -2 -1 -1 1 8 16 21 25  
MIN CHILL 1 -1 -3 -4 -9 -8 -4 -3 -1 3 17  
LKSHORE FLD Y  
WINTER WEATH Y Y Y Y  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 28 31 16 25 6 10 5 20  
TEMP 38 31 27 24 20 16 25 20 12 6 10 5 6 10 20 15  
DEWPT 35 28 23 20 16 14 17 15 7 3 0 0 2 5 13 11  
PWIND DIR SW W W W NW W SW SW  
WIND CHAR GN GN GN GN BZ GN GN GN  
AVG CLOUDS OV OV OV B2 B1 SC SC B2 B2 B1 B1 SC B1 B1 B2 B2  
POP 12HR 100 20 5 20 20 10 30 30  
FRZG DRZL L S  
RAIN D L  
SNOW C S S C C C  
 

 
INZ010-202200-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 15 0 16 12 36  
TEMP 13 11 12 15 9 6 2 1 0 5 13 16 12 14 15 17 18 23 30 34 36  
DEWPT 9 7 9 8 5 2 1 1 0 3 7 9 6 7 8 9 11 16 25 31 34  
RH 84 83 87 73 83 83 95100100 91 76 73 76 73 73 70 73 74 81 89 92  
WIND DIR NW N NW NW NW NW N SE E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 10 10 10 11 8 6 4 2 3 6 9 11 11 13 12 13 13 13 17 18 18  
WIND GUST 27 28 28  
CLOUDS B2 B2 B1 B1 SC SC SC SC SC SC SC B1 B2 B2 B1 SC B1 B2 OV OV OV  
POP 12HR 50 5 0 0 80  
QPF 12HR 0.01 0 0 0 0.14  
SNOW 12HR T 00-00 00-00  
FRZG RAIN D  
RAIN D D  
SNOW D  
SNOWSHWRS C C S  
WIND CHILL 0 -3 -1 1 -3 -6 -7 -8 -7 1 3 -2 -1 1 3 4 10 18 23 26  
MIN CHILL 0 -3 -3 -8 -9 -10 -2 -3 0 4 19  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 29 31 17 26 5 11 6 22  
TEMP 38 32 27 24 20 17 26 21 11 5 10 6 7 11 21 18  
DEWPT 36 29 24 21 17 14 19 17 8 3 1 2 3 6 14 12  
PWIND DIR SW W W W NW W SW SW  
WIND CHAR BZ GN LT GN BZ GN GN GN  
AVG CLOUDS OV OV OV B2 B2 B1 SC B2 B2 B1 B1 SC B1 B1 B2 B2  
POP 12HR 100 20 0 20 20 5 30 40  
FRZG DRZL S  
RAIN D L  
SNOW C S S C C C  
 

 
INZ011-202200-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
415 AM CST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 16 1 15 11 36  
TEMP 11 10 13 16 11 9 7 3 1 6 12 15 11 13 14 16 17 22 28 33 36  
DEWPT 7 7 10 11 7 4 3 0 -1 2 5 7 4 6 6 8 10 15 24 29 33  
RH 83 87 87 80 83 80 83 87 91 83 73 70 73 73 70 70 73 74 85 85 89  
WIND DIR N N W NW NW NW NE E E SE SE SE SE SE SE SE SE S S S S  
WIND SPD 8 6 8 12 10 9 4 3 3 5 8 10 10 13 13 13 13 13 17 17 18  
WIND GUST 27 28  
CLOUDS B2 OV B2 B2 B1 B1 B1 SC SC SC SC B1 B2 B2 B1 SC SC B1 OV OV OV  
POP 12HR 50 20 0 0 70  
QPF 12HR 0.02 0 0 0 0.13  
SNOW 12HR T 00-00 00-00  
FRZG RAIN L  
RAIN L D  
SNOW L  
SNOWSHWRS C C C C S S  
WIND CHILL -1 -1 1 2 -3 -4 -2 -5 -7 -5 1 2 -3 -2 -1 2 3 9 16 22 26  
MIN CHILL -2 -2 -3 -5 -8 -9 -3 -3 -1 3 18  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 29 33 17 26 6 11 6 22  
TEMP 39 32 28 24 20 17 25 22 13 6 11 6 7 10 21 18  
DEWPT 35 30 25 22 17 15 18 17 8 3 1 1 3 6 13 12  
PWIND DIR SW W W W NW W SW SW  
WIND CHAR BZ GN GN GN BZ GN GN GN  
AVG CLOUDS OV OV OV B2 B2 B1 B1 B2 B2 B1 B1 SC B1 B1 B2 B2  
POP 12HR 100 20 5 20 20 5 20 40  
FRZG DRZL S  
RAIN D D  
SNOW L S S S C C  
 

 
INZ019-202200-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
515 AM EST SUN JAN 20 2019  
 
DATE SUN 01/20/19 MON 01/21/19 TUE 01/22/19  
UTC 3HRLY 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23  
EST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
 
MAX/MIN 15 0 16 12 37  
TEMP 13 10 11 15 11 7 4 2 0 3 11 16 12 13 15 15 17 20 27 33 36  
DEWPT 10 7 8 9 6 3 1 0 0 2 5 8 6 6 8 9 10 14 22 29 32  
RH 87 87 87 77 80 83 87 91100 95 76 70 76 73 73 77 73 77 81 85 85  
WIND DIR NW N NW NW NW NW N NE E E SE SE SE SE SE SE SE S S S S  
WIND SPD 11 9 9 11 9 8 5 2 3 5 8 10 11 13 13 13 13 14 16 18 18  
WIND GUST 28 28  
CLOUDS B1 B2 B2 B1 B1 SC SC SC SC SC SC B1 B2 B2 B1 SC SC B1 B2 OV OV  
POP 12HR 40 5 0 0 70  
QPF 12HR 0 0 0 0 0.10  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN L  
RAIN L L  
SLEET S  
SNOW S  
SNOWSHWRS C C S  
WIND CHILL -1 -3 -1 1 -2 -6 -7 -8 -1 3 -2 -2 0 1 2 7 15 21 26  
MIN CHILL -1 -3 -3 -7 -8 -10 -2 -3 0 4 18  
 
DATE WED 01/23/19 THU 01/24/19 FRI 01/25/19 SAT 01/26/19  
UTC 6HRLY 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23  
EST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
 
MIN/MAX 29 32 17 26 5 11 6 22  
TEMP 38 33 28 25 21 17 25 23 13 5 10 7 8 10 20 20  
DEWPT 36 31 26 22 18 15 18 18 9 4 2 1 3 5 14 13  
PWIND DIR S W NW W NW W SW SW  
WIND CHAR BZ GN GN GN BZ GN GN GN  
AVG CLOUDS OV OV OV B2 B2 B1 SC B1 B2 B1 B1 SC B1 B1 B2 B2  
POP 12HR 100 80 5 20 20 5 20 40  
FRZG DRZL S S  
RAIN D D  
SNOW C L S S S C C  
 

 
 
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