861  
FOUS53 KLOT 161915  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
115 PM CST SUN FEB 16 2025  
 
ILZ104-171000-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 1 10 -3 12 3  
TEMP 24 19 12 6 3 1 2 8 10 7 3 0 -1 -3 1 8 11 8 6 4 4 4  
DEWPT 17 12 6 1 -2 -3 -3 -2 -1 -2 -5 -7 -8 -9 -6 -2 0 0 -1 -2 -1 0  
RH 74 74 76 79 79 83 79 63 60 66 68 71 71 75 72 63 60 69 72 75 79 83  
WIND DIR NW NW NW NW NW W W W W NW NW NW NW NW NW NW N N N NW NW NW  
WIND SPD 19 18 14 14 12 11 13 14 13 10 10 10 9 8 9 9 9 6 6 6 8 6  
WIND GUST 31 28 27 25 23  
CLOUDS OV B2 B1 FW FW SC SC B1 B1 B1 SC SC SC SC SC SC B1 B1 B2 B2 B2 B2  
POP 12HR 10 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S  
WIND CHILL 10 4 -4-12-14-16-16 -9 -6 -8-12-16-16-18-14 -5 -2 -3 -6 -8 -9 -8  
MIN CHILL 4 -12 -16 -17 -8 -16 -18 -16 -3 -8 -9  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 13 2 18 5 23 8 26 16 34  
TEMP 12 11 7 4 15 15 10 7 20 19 13 11 22 22 20 20 30 31  
DEWPT 6 6 3 1 9 10 6 3 13 13 9 7 14 15 15 16 24 27  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 30 20 5 0 5 5 5 5 10  
SNOW S C S S  
 

 
ILZ003-171000-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -3 7 -10 7 -2  
TEMP 21 15 8 2 -1 -3 1 5 7 2 -1 -5 -8-10 -4 3 7 4 1 0 -1 -1  
DEWPT 12 5 1 -1 -4 -6 -6 -4 -3 -5 -7-10-11-13 -9 -4 -3 -3 -4 -6 -6 -5  
RH 68 64 72 87 87 86 72 65 63 72 75 78 86 86 78 72 63 72 79 75 79 83  
WIND DIR NW NW NW NW W W W W NW NW NW NW NW N N N N N N N N N  
WIND SPD 18 17 13 12 11 10 13 14 13 9 8 10 8 6 8 8 8 5 5 6 6 6  
WIND GUST 31 27 25 23  
CLOUDS OV B1 SC FW FW SC SC B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S  
OBVIS BS BS BS BS  
WIND CHILL 6 -1 -8-15-18-20-17-13-10-13-15-22-24-25-19-11 -6 -7-10-13-14-14  
MIN CHILL -1 -15 -20 -20 -13 -22 -25 -23 -8 -13 -14  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 11 -5 16 -4 18 1 23 13 34  
TEMP 7 8 1 -2 11 10 3 -1 14 13 7 5 18 18 16 18 28 30  
DEWPT 3 4 -2 -6 6 6 -1 -4 9 8 4 2 14 14 13 15 25 27  
PWIND DIR NW NW NW NW W SW SW S SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B1 SC SC SC SC SC SC SC B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 20 10 0 0 5 10 5 5 5  
SNOW S  
 

 
ILZ104-171000-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 2 11 -1 12 5  
TEMP 25 20 14 8 5 3 4 9 11 8 5 2 1 -1 2 9 11 10 7 7 7 7  
DEWPT 18 13 6 2 -1 -2 -2 -1 0 -1 -3 -6 -7 -7 -5 -1 1 1 1 0 1 2  
RH 74 74 70 76 76 79 75 63 60 66 69 68 68 75 72 63 63 66 76 72 76 79  
WIND DIR NW NW NW NW W W W W W NW NW NW NW NW NW NW N N N N N NW  
WIND SPD 19 18 14 14 12 11 13 14 13 9 9 10 10 10 10 10 10 8 9 9 9 8  
WIND GUST 31 28 26 25  
CLOUDS OV OV B1 SC FW SC SC B1 B2 B1 B1 SC SC SC SC SC B1 B1 B2 B2 B2 B2  
POP 12HR 10 0 5 0 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S S C  
WIND CHILL 11 5 -1 -9-12-13-14 -8 -5 -5 -9-14-15-17-13 -5 -3 -2 -7 -7 -7 -6  
MIN CHILL 5 -9 -13 -15 -7 -14 -17 -16 -3 -7 -8  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 14 3 18 6 23 9 26 17 34  
TEMP 13 13 8 5 15 15 11 8 20 19 14 12 22 23 20 20 30 31  
DEWPT 7 8 4 2 9 10 7 4 12 13 10 9 14 15 16 17 24 27  
PWIND DIR NW NW NW W W W SW SW SW  
WIND CHAR GN GN GN LT LT LT GN LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 40 30 5 0 5 5 5 5 10  
SNOW C C C S  
 

 
ILZ021-171000-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 1 11 -3 9 3  
TEMP 24 19 13 8 4 1 4 9 11 8 5 1 -1 -3 1 6 9 7 5 4 4 4  
DEWPT 17 12 6 2 0 -3 -3 -1 0 -1 -2 -6 -8 -9 -6 -2 0 0 -1 -2 -1 0  
RH 74 74 73 76 83 83 72 63 60 66 72 72 71 75 72 69 66 72 76 75 79 83  
WIND DIR NW NW NW W NW W W W W NW NW N N N N N N N N N N N  
WIND SPD 19 17 14 13 11 10 12 13 13 9 9 9 9 6 8 9 9 6 6 6 8 8  
WIND GUST 31 28 27  
CLOUDS OV B2 SC SC FW SC SC B2 B2 B1 B1 SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2  
POP 12HR 10 5 10 5 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S S C  
WIND CHILL 10 4 -3 -8-12-15-13 -7 -5 -5 -9-14-16-17-13 -7 -4 -5 -7 -8 -9 -9  
MIN CHILL 4 -8 -15 -15 -7 -14 -18 -15 -6 -8 -9  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 13 -1 15 0 20 5 25 15 35  
TEMP 11 11 4 1 12 11 5 2 17 15 11 8 21 21 17 19 30 30  
DEWPT 7 6 1 -2 8 7 2 0 11 11 8 7 16 16 16 17 27 27  
PWIND DIR NW NW NW W W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 SC SC FW SC SC SC SC B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 30 10 0 0 10 5 5 5 5  
SNOW C C  
 

 
ILZ006-171000-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -1 9 -5 11 1  
TEMP 23 17 12 5 3 -1 3 7 9 5 1 -2 -3 -5 0 8 10 7 4 3 3 3  
DEWPT 15 9 4 0 -3 -5 -4 -3 -3 -4 -6 -8 -9-10 -6 -1 0 0 -1 -2 -2 -2  
RH 71 70 70 79 75 83 72 63 57 65 72 75 75 78 75 66 63 72 79 79 79 79  
WIND DIR NW NW NW W W W W W W NW NW NW NW NW NW NW NW NW NW NW NW NW  
WIND SPD 19 18 16 14 13 12 14 16 16 11 11 12 11 10 10 10 10 8 8 8 9 9  
WIND GUST 32 29 27 25  
CLOUDS OV B2 B1 SC FW SC SC SC B1 B1 SC SC SC SC SC SC SC B1 B1 B2 B2 B2  
POP 12HR 10 0 0 0 10  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S  
WIND CHILL 8 1 -5-13-15-19-16-11 -8-11-16-20-21-22-16 -7 -3 -6 -9-11-12-12  
MIN CHILL 1 -13 -19 -18 -11 -20 -22 -21 -6 -11 -12  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 14 2 19 5 23 7 25 14 34  
TEMP 12 12 7 4 16 15 10 7 20 18 12 9 21 20 18 19 29 30  
DEWPT 6 6 3 1 10 10 6 3 14 13 8 5 15 15 14 15 24 26  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT GN LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 SC SC B1 B1 B1 B2  
POP 12HR 30 20 5 0 5 5 5 5 10  
SNOW S C S S  
 

 
ILZ021-171000-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 1 12 -2 9 3  
TEMP 24 19 14 8 6 1 5 10 12 9 6 3 0 -2 1 6 9 7 6 5 4 4  
DEWPT 17 12 7 3 0 -3 -1 1 2 1 -1 -4 -7 -9 -6 -2 1 0 0 -1 -1 0  
RH 74 74 73 79 76 83 76 66 63 69 72 72 71 71 72 69 69 72 76 76 79 83  
WIND DIR NW NW NW NW NW W W W W NW N N N N N N N N N N N N  
WIND SPD 20 18 14 14 11 9 11 12 12 8 8 9 9 5 5 5 6 5 5 5 5 5  
WIND GUST 32 29 27  
CLOUDS OV B2 B1 SC FW SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2  
POP 12HR 5 10 20 5 20  
QPF 12HR 0 0 0 0 0.03  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S S S S S S S S C  
WIND CHILL 9 4 -1 -9-11-14-11 -5 -3 -3 -7-12-15-14-10 -4 -2 -3 -4 -5 -7 -7  
MIN CHILL 4 -9 -14 -14 -5 -12 -17 -13 -4 -6 -7  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 13 -3 13 -1 19 5 25 15 36  
TEMP 11 10 3 0 10 9 4 1 16 15 11 9 22 20 17 19 30 30  
DEWPT 7 7 1 -3 7 7 2 -1 11 12 9 7 17 17 16 18 28 30  
PWIND DIR N NW NW NW W W SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 SC SC SC B1 B1 B1  
POP 12HR 30 10 0 0 5 5 5 5 5  
SNOW C C  
 

 
INZ002-171000-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 3 13 0 14 8  
TEMP 25 22 16 11 6 3 6 11 13 10 6 3 1 1 5 11 13 11 10 10 9 10  
DEWPT 20 16 11 5 1 -1 -1 0 1 1 -1 -3 -4 -4 0 4 5 5 5 4 5 5  
RH 81 77 80 76 79 83 72 60 58 66 72 75 79 79 79 73 70 76 80 76 83 80  
WIND DIR NW NW NW W W W W W W W NW NW NW NW NW NW NW N N N N NW  
WIND SPD 19 17 16 14 13 11 13 14 13 9 9 10 10 9 9 10 9 6 5 5 5 5  
WIND GUST 32 28 26  
CLOUDS OV OV B2 B1 SC SC SC B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 OV B2  
POP 12HR 20 5 5 20 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW C S S S S S C  
WIND CHILL 11 8 1 -5-11-13-11 -5 -2 -3 -8-12-15-14 -9 -3 1 0 0 0 -1 0  
MIN CHILL 8 -5 -13 -13 -4 -12 -15 -12 -1 0 -1  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 16 4 18 4 23 7 25 13 34  
TEMP 16 14 9 6 15 14 10 7 20 17 13 10 22 19 17 18 28 30  
DEWPT 9 9 6 3 11 10 7 4 13 13 9 7 16 15 13 14 23 25  
PWIND DIR NW NW NW W W SW SW SW SW  
WIND CHAR LT GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B2 B1 B1 SC SC SC SC B1 B1 B1 B1 SC B1 B1 B1  
POP 12HR 40 40 10 0 5 5 5 5 10  
SNOW C C C S  
 

 
ILZ005-171000-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -3 7 -9 7 -2  
TEMP 21 16 8 2 -2 -3 -1 5 7 2 -2 -6 -7 -9 -4 3 7 3 0 -1 -1 -1  
DEWPT 14 8 2 -1 -4 -6 -5 -4 -3 -5 -7-10-12-12 -8 -3 -1 -2 -4 -5 -5 -4  
RH 74 70 76 87 91 86 83 65 63 72 79 82 78 86 82 75 69 79 83 83 83 87  
WIND DIR NW NW NW NW W W W W W NW NW NW NW NW NW NW N NW N N N N  
WIND SPD 18 17 13 13 11 10 13 14 13 9 9 10 9 6 8 9 9 5 5 6 6 6  
WIND GUST 29 27 26 24 21  
CLOUDS OV B2 SC FW SC SC SC SC B1 B1 SC SC SC SC SC SC SC B1 B1 B2 B2 B2  
POP 12HR 5 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S  
OBVIS BS BS BS BS  
WIND CHILL 6 0 -8-16-20-20-20-13-10-13-18-23-24-24-19-11 -7 -8-12-14-14-14  
MIN CHILL 0 -16 -20 -21 -13 -24 -25 -23 -9 -14 -14  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 11 -3 16 -1 19 2 22 12 33  
TEMP 8 8 2 0 12 11 4 1 16 14 8 5 19 17 15 16 27 29  
DEWPT 5 5 0 -3 8 8 2 -1 13 11 6 4 15 15 13 15 26 27  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 SC SC B1 B1 B1 B2  
POP 12HR 20 10 0 0 5 5 5 5 5  
SNOW S  
 

 
ILZ008-171000-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -5 8 -10 7 -2  
TEMP 21 14 7 2 -1 -4 -1 5 8 3 -1 -5 -8 -9 -4 3 7 4 2 1 0 0  
DEWPT 12 6 2 -2 -3 -6 -6 -4 -3 -5 -6-10-11-12 -9 -4 -2 -2 -4 -5 -5 -4  
RH 68 70 79 83 91 91 79 65 60 68 79 78 86 86 78 72 66 75 75 75 79 83  
WIND DIR NW NW NW NW W W W W NW NW NW N N N N N N N N N N N  
WIND SPD 18 17 13 12 11 9 12 13 13 8 8 9 8 5 5 6 6 4 5 5 5 5  
WIND GUST 31 24 23  
CLOUDS OV B1 SC FW FW SC SC B1 B1 B1 SC SC SC SC SC B1 B1 B2 B2 B2 B2 B2  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S  
OBVIS BS BS BS BS  
WIND CHILL 6 -3-10-15-17-20-19-12 -8-11-15-21-24-22-16 -9 -5 -5 -9-10-12-12  
MIN CHILL -3 -15 -20 -22 -11 -21 -24 -20 -7 -10 -12  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 11 -5 14 -4 17 1 23 13 34  
TEMP 7 8 1 -2 10 9 2 -1 14 12 7 5 19 18 17 18 28 30  
DEWPT 3 4 -3 -6 5 5 -1 -5 9 8 4 2 14 14 13 16 25 27  
PWIND DIR N NW NW W W SW SW SW SW  
WIND CHAR LT LT LT LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B1 SC FW SC SC SC SC SC B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 20 10 0 0 5 10 5 5 5  
SNOW S S  
 

 
ILZ011-171000-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -4 7 -9 6 -2  
TEMP 21 15 8 3 1 -4 -1 4 7 4 0 -4 -6 -9 -4 3 6 3 1 0 -1 -1  
DEWPT 15 8 3 0 -2 -6 -5 -4 -3 -4 -6 -9-11-12 -8 -3 -2 -2 -3 -5 -5 -3  
RH 77 73 79 87 87 91 83 68 63 68 75 78 78 86 82 75 69 79 83 79 83 91  
WIND DIR NW NW NW NW W W W W NW NW NW NW NW N N N N N N N N N  
WIND SPD 18 17 14 14 11 11 13 14 13 9 9 10 9 8 9 10 9 5 6 8 8 8  
WIND GUST 32 28 26 25  
CLOUDS OV B1 SC FW FW SC SC B1 B1 B1 SC SC SC SC SC B1 B1 B2 B2 B2 B2 B2  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S  
OBVIS BS BS BS BS  
WIND CHILL 6 -1 -9-16-16-22-20-14-10-10-15-21-23-25-20-13 -8 -8-12-14-15-15  
MIN CHILL -1 -16 -22 -22 -12 -21 -25 -23 -11 -14 -15  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 10 -4 14 -3 17 1 22 13 33  
TEMP 7 8 1 -2 10 9 2 0 14 12 7 5 19 17 15 17 27 29  
DEWPT 4 5 -1 -4 8 7 0 -2 11 10 6 4 15 15 13 16 26 27  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT GN LT GN  
AVG CLOUDS B2 B2 B2 SC SC SC SC SC SC SC B1 B1 SC SC B1 B1 B2 B2  
POP 12HR 20 10 0 0 5 10 5 5 5  
SNOW S S  
 

 
ILZ010-171000-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -4 8 -9 6 -1  
TEMP 20 15 7 3 0 -4 1 6 8 3 0 -4 -7 -8 -4 3 6 4 2 1 1 0  
DEWPT 12 6 2 -1 -3 -6 -5 -3 -2 -3 -5 -9-10-12 -8 -3 -1 -1 -2 -4 -4 -3  
RH 71 67 79 83 87 91 75 66 63 75 79 78 86 82 82 75 72 79 83 79 79 87  
WIND DIR NW NW NW W W W W W NW NW NW N N N N N N N N N N N  
WIND SPD 18 17 14 12 10 9 11 13 12 8 8 9 8 5 5 6 6 4 5 5 5 5  
WIND GUST 32 23  
CLOUDS OV SC FW FW FW SC SC B2 B1 B1 B1 SC SC SC SC B1 B1 B2 B2 B2 B2 B2  
POP 12HR 0 5 0 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S  
OBVIS BS BS BS BS  
WIND CHILL 5 -1-10-14-16-20-16-11 -8-11-14-20-23-21-16 -9 -5 -6 -9-10-11-12  
MIN CHILL -1 -14 -20 -20 -11 -20 -23 -20 -8 -10 -13  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 10 -5 13 -4 16 1 23 14 34  
TEMP 7 8 1 -3 10 8 1 -2 12 12 7 5 19 19 17 18 28 30  
DEWPT 4 5 -2 -6 6 6 0 -4 10 10 6 4 16 16 15 16 28 29  
PWIND DIR N NW NW W W W SW S SW  
WIND CHAR LT LT LT LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B1 SC FW SC SC SC SC SC B1 SC SC SC B1 B1 B1 B1  
POP 12HR 20 10 0 0 5 10 5 5 5  
SNOW S S  
 

 
ILZ012-171000-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -2 9 -6 9 1  
TEMP 23 18 10 5 1 -2 1 6 9 5 2 -2 -4 -6 -2 6 9 6 3 2 2 2  
DEWPT 16 10 4 0 -2 -4 -4 -2 -2 -3 -5 -8-10-10 -6 -2 0 0 -2 -3 -3 -1  
RH 74 70 76 79 87 91 79 69 60 69 72 75 75 82 82 69 66 76 79 79 79 87  
WIND DIR NW NW NW NW W W W W W NW NW NW NW NW N N N N N N N N  
WIND SPD 19 17 14 14 12 11 13 14 13 10 9 10 10 8 9 9 9 6 6 8 8 8  
WIND GUST 31 28 27 25  
CLOUDS OV B2 B1 SC SC SC SC B1 B1 B1 SC SC SC SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 10 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S  
WIND CHILL 8 2 -7-13-17-20-17-12 -7-10-13-19-21-21-17 -8 -5 -7 -9-12-13-12  
MIN CHILL 1 -13 -21 -20 -10 -19 -23 -20 -7 -12 -13  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 12 -2 15 1 19 4 24 14 34  
TEMP 10 9 3 1 13 11 5 3 17 15 10 7 21 19 17 18 29 30  
DEWPT 6 6 1 -2 9 8 3 0 13 11 8 6 16 15 15 16 26 28  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 SC SC B1 B1 B1 B2  
POP 12HR 30 20 0 0 10 10 5 5 10  
SNOW S C S  
 

 
ILZ020-171000-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 -2 10 -5 8 2  
TEMP 23 18 11 5 2 -2 2 7 10 6 3 -1 -3 -5 -1 6 8 6 4 3 3 3  
DEWPT 16 11 5 1 -1 -4 -4 -2 -1 -2 -3 -7 -9-10 -6 -3 -1 -1 -2 -3 -2 -1  
RH 74 73 76 83 87 91 75 66 60 69 75 75 75 78 79 66 66 72 75 75 79 83  
WIND DIR NW NW NW NW W W W W W NW NW NW N N N N N N N N N N  
WIND SPD 19 17 16 14 11 10 13 14 13 9 9 10 10 8 9 9 9 6 8 8 9 8  
WIND GUST 31 29 27 25  
CLOUDS OV B2 SC SC FW SC SC B2 B2 B1 B1 SC SC SC SC B1 B1 B2 B2 B2 B2 B2  
POP 12HR 10 5 5 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S C  
WIND CHILL 8 2 -6-13-15-19-16-10 -6 -8-12-17-20-21-16 -8 -5 -6 -9-11-12-11  
MIN CHILL 1 -13 -19 -19 -9 -17 -23 -19 -7 -12 -12  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 12 -2 14 -1 19 4 24 15 34  
TEMP 10 10 3 0 12 11 4 2 16 14 10 7 21 20 17 18 30 30  
DEWPT 7 6 1 -3 8 7 2 -1 11 11 8 6 16 15 15 16 27 27  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 SC SC SC SC SC SC SC B1 B1 SC SC B1 B1 B2 B2  
POP 12HR 30 10 0 0 10 5 5 5 10  
SNOW C C  
 

 
ILZ013-171000-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 0 10 -4 11 3  
TEMP 23 18 12 6 2 0 2 8 10 6 3 -1 -2 -4 1 8 10 7 5 3 3 4  
DEWPT 16 11 5 1 -2 -3 -3 -2 -2 -2 -5 -8 -9 -9 -6 -3 -1 0 -2 -3 -2 0  
RH 74 73 73 79 83 87 79 63 57 69 68 71 71 78 72 60 60 72 72 75 79 83  
WIND DIR NW NW NW NW W W W W W NW NW NW NW NW NW N N N N N N NW  
WIND SPD 19 17 14 14 12 10 13 14 13 10 9 10 10 8 9 9 9 6 6 8 8 8  
WIND GUST 31 29 27 25  
CLOUDS OV B2 B1 FW FW SC SC B1 B1 B1 B1 SC SC SC SC SC B1 B1 B2 B2 B2 B2  
POP 12HR 10 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S C  
WIND CHILL 8 3 -5-12-15-16-16-10 -6 -9-12-17-19-19-14 -6 -3 -5 -7-10-11 -9  
MIN CHILL 3 -13 -17 -18 -9 -17 -20 -18 -5 -11 -11  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 13 1 17 3 21 7 25 16 34  
TEMP 11 11 6 3 14 14 8 5 19 17 12 10 21 21 19 19 30 30  
DEWPT 6 6 2 0 9 9 5 3 13 12 9 7 15 15 15 17 25 27  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 30 20 5 0 10 5 5 5 10  
SNOW C C S  
 

 
ILZ019-171000-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 1 11 -3 8 3  
TEMP 23 19 12 7 4 1 4 9 11 8 6 2 -1 -3 -1 4 7 7 5 4 4 4  
DEWPT 16 11 5 2 0 -4 -3 -1 0 -1 -3 -6 -9-10 -7 -4 -2 -2 -3 -3 -3 -2  
RH 74 70 73 79 83 79 72 63 60 66 66 68 68 71 75 68 66 66 69 72 72 75  
WIND DIR NW NW NW W W W W W W NW NW N N N N N N N N N N N  
WIND SPD 19 17 14 13 11 9 11 13 12 9 9 10 9 6 8 8 8 6 6 8 8 8  
WIND GUST 31 28 26  
CLOUDS OV B2 SC SC FW SC B1 B2 B2 B1 B1 B1 SC B1 B1 B1 B1 B2 B2 B2 B2 B2  
POP 12HR 5 5 10 5 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S S C  
WIND CHILL 8 4 -4-10-12-15-12 -7 -4 -5 -9-14-16-17-15 -9 -5 -6 -7-10 -9 -9  
MIN CHILL 3 -10 -15 -15 -6 -15 -18 -17 -7 -11 -11  
COLD WEATHER Y Y Y Y  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 11 -2 14 -1 18 4 25 16 35  
TEMP 9 10 3 0 10 10 4 1 15 14 10 7 21 21 18 19 30 30  
DEWPT 5 5 -1 -4 5 5 0 -2 9 10 7 5 15 15 15 16 26 27  
PWIND DIR NW NW NW W W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B1 SC SC FW SC SC SC SC B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 30 10 0 0 5 5 5 5 5  
SNOW C C  
 

 
ILZ106-171000-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 1 11 -3 11 3  
TEMP 24 20 13 7 4 1 3 9 11 7 5 1 -1 -3 1 8 11 9 6 5 4 5  
DEWPT 18 13 6 2 0 -3 -3 -1 0 -1 -2 -7 -8 -8 -6 -2 0 0 0 -1 -1 1  
RH 77 74 73 79 83 83 75 63 60 69 72 68 71 78 72 63 60 66 76 76 79 83  
WIND DIR NW NW NW NW NW W W W W NW NW NW N N N N N N N N N N  
WIND SPD 19 18 14 13 11 10 13 14 13 9 9 10 9 8 8 9 9 6 6 6 8 6  
WIND GUST 31 28 26 24  
CLOUDS OV B2 SC FW FW SC SC B2 B2 B1 B1 SC SC B1 SC B1 B1 B2 B2 B2 B2 B2  
POP 12HR 10 5 5 5 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S S C  
WIND CHILL 10 5 -3-10-12-15-15 -8 -5 -6 -9-15-16-18-12 -5 -2 -2 -6 -7 -9 -7  
MIN CHILL 4 -10 -15 -15 -7 -15 -18 -15 -4 -7 -9  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 13 0 16 2 20 6 25 15 34  
TEMP 12 11 6 2 13 12 6 3 18 16 11 9 22 21 18 19 30 30  
DEWPT 7 7 3 -1 9 9 4 1 13 13 9 8 16 16 16 18 27 28  
PWIND DIR NW NW NW W W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC FW SC SC SC SC B1 B1 SC SC B1 B1 B2 B1  
POP 12HR 40 20 5 0 10 5 5 5 10  
SNOW C C S  
 

 
ILZ023-171000-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 2 12 -2 12 5  
TEMP 24 20 15 9 5 2 4 10 12 9 6 3 0 -2 2 8 11 10 7 7 6 6  
DEWPT 19 15 8 4 1 -2 -1 0 0 0 -1 -4 -7 -9 -6 -2 1 1 1 0 0 1  
RH 81 81 73 80 83 83 79 63 58 66 72 72 71 71 68 63 63 66 76 72 76 79  
WIND DIR NW NW NW NW NW W W W W NW NW NW N N N N N N N N N N  
WIND SPD 19 18 16 14 12 10 12 13 12 8 8 9 9 5 5 5 5 4 5 5 5 5  
WIND GUST 31 28 26  
CLOUDS OV OV B1 SC FW FW SC B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 OV B2  
POP 12HR 10 5 10 5 20  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S S C  
WIND CHILL 10 5 -1 -9-12-14-13 -7 -3 -3 -7-12-15-14 -9 -2 2 2 -3 -4 -4 -4  
MIN CHILL 5 -9 -14 -14 -5 -12 -15 -12 0 -4 -4  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 15 -1 15 1 21 6 25 14 34  
TEMP 13 11 6 1 13 11 6 3 17 16 11 10 22 20 17 18 30 30  
DEWPT 8 7 3 -1 8 8 3 0 12 12 9 7 16 16 15 16 26 27  
PWIND DIR NW NW NW NW W W SW SW SW  
WIND CHAR LT LT GN LT LT LT LT LT LT  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 40 20 5 0 10 5 5 5 10  
SNOW C C S  
 

 
ILZ033-171000-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 3 14 1 12 5  
TEMP 25 20 16 10 7 3 5 12 14 11 8 5 3 1 3 9 12 10 9 8 7 7  
DEWPT 19 15 9 5 2 -2 -1 1 2 1 0 -3 -5 -9 -5 -1 1 1 2 2 1 1  
RH 78 81 73 80 79 79 76 60 58 63 69 69 68 62 68 63 60 66 72 76 76 76  
WIND DIR NW NW NW W NW W W W W NW NW N N N N N N N N N N N  
WIND SPD 20 18 17 14 12 9 11 13 12 8 8 9 9 5 5 5 5 5 5 5 5 5  
WIND GUST 32 28 27  
CLOUDS OV OV B1 SC FW SC SC B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 B2 B2 OV OV B2  
POP 12HR 10 5 20 10 20  
QPF 12HR 0 0 0 0 0.03  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S S S S S S C  
WIND CHILL 11 5 0 -7 -9-12-11 -4 0 -1 -4 -9-12-10 -8 -1 3 0 -1 -2 -3 -3  
MIN CHILL 4 -7 -12 -12 -2 -9 -12 -10 0 -2 -3  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 16 -1 16 1 22 7 26 15 35  
TEMP 14 12 6 2 13 11 6 3 18 16 12 10 23 21 17 18 30 30  
DEWPT 8 7 2 -2 7 7 3 -1 12 11 9 7 16 16 14 16 26 27  
PWIND DIR N NW NW NW W W SW SW SW  
WIND CHAR LT GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 40 20 0 0 5 5 5 5 10  
SNOW C C S  
 

 
ILZ039-171000-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 4 14 1 12 5  
TEMP 24 20 15 11 8 4 6 12 14 12 9 5 3 1 3 9 11 10 8 8 7 7  
DEWPT 19 15 9 5 2 -1 0 2 4 3 2 -1 -4 -8 -4 0 2 1 1 2 2 2  
RH 81 81 77 76 76 79 76 63 64 66 72 76 72 65 72 66 66 66 72 76 79 79  
WIND DIR NW NW NW NW NW W W W W NW N N N N N N N N N N N N  
WIND SPD 20 18 17 14 11 10 11 12 11 8 8 9 10 6 6 8 8 6 6 8 8 8  
WIND GUST 33 29 27  
CLOUDS OV OV B1 SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 OV OV B2  
POP 12HR 10 20 20 10 30  
QPF 12HR 0 0 0 0 0.03  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L  
SNOW S S S S S S S C C C  
WIND CHILL 9 5 -1 -5 -7-11-10 -3 0 0 -3 -9-12-12 -9 -3 -1 -1 -3 -4 -6 -6  
MIN CHILL 4 -5 -11 -11 -1 -9 -13 -12 -2 -4 -6  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 15 -2 15 0 21 7 26 15 36  
TEMP 14 11 6 1 12 9 6 3 17 16 12 10 23 21 17 19 31 30  
DEWPT 9 7 2 -3 6 6 3 -1 12 11 9 7 16 16 15 16 27 28  
PWIND DIR N NW NW NW W W SW SW SW  
WIND CHAR GN GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 40 10 0 0 5 5 5 5 5  
SNOW C S  
 

 
INZ001-171000-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 2 12 -2 12 5  
TEMP 25 21 15 9 5 2 4 9 12 8 5 2 0 -1 3 9 11 10 8 8 7 8  
DEWPT 20 15 9 4 0 -2 -2 0 0 0 -1 -4 -7 -7 -4 1 3 3 3 2 3 4  
RH 81 77 77 80 79 83 75 66 58 69 76 75 71 75 72 69 69 73 79 76 83 83  
WIND DIR NW NW NW W W W W W W NW NW NW NW NW NW NW N N N N N NW  
WIND SPD 18 17 14 13 12 11 13 13 13 9 8 9 9 6 6 8 6 5 5 5 5 5  
WIND GUST 31 27 26  
CLOUDS OV OV B2 B1 SC SC SC B2 B2 B1 B1 B1 SC B1 SC B1 B1 B2 B2 B2 OV B2  
POP 12HR 20 5 5 5 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S S S S C  
WIND CHILL 11 7 0 -7-12-15-14 -7 -4 -5 -8-13-15-14 -9 -3 1 0 -2 -3 -3 -2  
MIN CHILL 7 -7 -16 -16 -7 -13 -17 -14 -1 -3 -3  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 16 2 18 3 23 7 26 14 34  
TEMP 14 13 8 4 15 14 8 5 20 17 13 10 22 20 17 18 30 30  
DEWPT 9 8 4 1 10 10 5 3 13 13 10 8 16 15 14 16 25 27  
PWIND DIR NW NW NW W W SW SW SW SW  
WIND CHAR LT GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 B1 SC B1 B1 B1  
POP 12HR 40 30 5 0 5 5 5 5 10  
SNOW C C C  
 

 
INZ010-171000-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 3 14 1 13 6  
TEMP 25 21 16 10 7 4 5 12 14 11 9 5 3 1 4 10 13 10 9 8 8 8  
DEWPT 20 16 10 6 2 -1 0 2 2 1 0 -2 -5 -7 -4 1 3 3 3 3 3 3  
RH 81 81 77 83 79 79 79 63 58 63 66 72 68 68 68 66 63 73 76 79 79 79  
WIND DIR NW NW NW W W W W W W NW NW NW N N N N N N N N N N  
WIND SPD 19 17 16 14 12 10 12 13 12 8 8 8 8 5 5 5 5 4 5 5 5 5  
WIND GUST 32 28 26  
CLOUDS OV OV B2 B1 SC SC SC B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 OV OV OV  
POP 12HR 20 5 20 10 20  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S S S S S S C  
WIND CHILL 11 7 1 -7 -9-11-12 -3 0 -1 -3 -8-11-10 -7 0 4 2 -1 -2 -2 -2  
MIN CHILL 7 -7 -12 -13 -2 -8 -12 -9 1 -2 -3  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 16 1 16 2 22 7 26 14 35  
TEMP 14 12 6 3 13 11 6 3 18 16 12 10 23 20 17 18 30 30  
DEWPT 9 8 4 -1 8 8 4 0 13 12 10 7 17 16 15 16 26 27  
PWIND DIR N NW NW W W W SW SW SW  
WIND CHAR LT LT GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 40 20 0 0 5 5 5 5 10  
SNOW C C S  
 

 
INZ011-171000-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
115 PM CST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 3 14 1 14 7  
TEMP 25 22 16 10 6 3 5 11 14 10 8 6 4 1 4 11 14 11 10 9 9 9  
DEWPT 22 17 12 6 2 -1 -1 1 2 1 -1 -2 -5 -7 -2 2 5 5 3 4 4 4  
RH 88 81 84 83 83 83 76 63 58 66 66 69 65 68 75 66 67 76 73 80 80 80  
WIND DIR NW NW W W W W W W W NW NW NW NW NW NW NW N N N N N N  
WIND SPD 19 17 16 14 12 10 12 13 12 8 8 8 9 5 5 6 5 4 4 5 5 4  
WIND GUST 31 28 26  
CLOUDS OV OV B2 B1 SC SC SC B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 OV OV OV  
POP 12HR 20 5 10 10 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S S C  
WIND CHILL 11 8 1 -7-10-12-12 -5 -1 -2 -4 -8-10-11 -6 0 5 3 1 0 0 1  
MIN CHILL 8 -7 -12 -13 -3 -8 -12 -10 2 -1 -1  
 
DATE 02/19/25 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 17 1 17 2 23 7 26 14 34  
TEMP 16 13 8 3 14 12 8 5 20 17 13 10 23 20 17 18 30 30  
DEWPT 10 10 5 1 10 9 5 2 13 13 10 8 17 16 15 16 25 27  
PWIND DIR N NW NW W W W SW SW SW  
WIND CHAR LT LT GN LT LT LT LT LT GN  
AVG CLOUDS OV B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 40 20 5 0 5 5 5 5 10  
SNOW C C S  
 

 
INZ019-171000-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
215 PM EST SUN FEB 16 2025  
 
DATE 02/16/25 MON 02/17/25 TUE 02/18/25 WED  
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 4 14 2 13 7  
TEMP 24 22 16 11 7 4 6 12 14 11 9 5 4 2 5 10 13 11 10 10 9 9  
DEWPT 20 17 12 6 3 -1 0 3 3 2 2 -1 -3 -6 -2 2 5 5 4 4 4 4  
RH 84 81 84 80 83 79 76 66 61 66 72 76 72 68 72 69 70 76 76 76 80 80  
WIND DIR NW NW NW W NW W W W W NW NW NW N N N N N N N N N N  
WIND SPD 19 19 16 16 12 10 12 13 12 8 8 8 9 5 5 6 5 5 5 5 5 5  
WIND GUST 32 29 27  
CLOUDS OV OV B2 B1 SC SC SC B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B2 B2 OV OV OV  
POP 12HR 20 5 20 10 20  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES L C  
SNOW S S S S S S S C  
WIND CHILL 10 7 1 -6 -9-11-10 -3 0 -1 -3 -8-10 -9 -6 -1 4 2 0 -1 -1 -1  
MIN CHILL 6 -6 -11 -11 -2 -9 -11 -9 1 -2 -2  
 
DATE 02/19 THU 02/20/25 FRI 02/21/25 SAT 02/22/25 SUN 02/23/25  
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 16 1 15 2 21 7 26 14 34  
TEMP 15 13 7 3 13 11 7 4 18 16 13 10 23 20 17 18 30 30  
DEWPT 10 10 5 -1 9 8 5 1 13 12 11 8 18 16 15 16 26 27  
PWIND DIR N NW NW NW W W SW SW SW  
WIND CHAR LT GN GN LT LT LT LT LT GN  
AVG CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC B1 B1 B1  
POP 12HR 40 10 0 0 5 5 5 0 5  
SNOW C S  
 

 
 
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