649  
FOUS53 KLOT 120615  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
115 AM CDT SUN APR 12 2026  
 
ILZ104-122100-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 77 61 76 66 80  
TEMP 54 56 67 75 76 70 66 64 62 62 65 72 76 74 71 69 68 66 72 78 80 76  
DEWPT 46 51 55 59 60 58 57 57 57 59 61 62 61 61 61 61 61 61 63 63 62 61  
RH 74 83 65 58 58 66 73 78 84 90 87 71 60 64 71 76 78 84 73 60 54 60  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 12 14 20 26 27 21 19 17 14 12 12 13 14 12 13 14 14 12 16 17 18 14  
WIND GUST 32 39 40 33 29 25  
CLOUDS OV B2 B2 B1 B2 B2 OV OV OV B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2  
POP 12HR 50 90 30 50 50  
QPF 12HR 0.06 0.48 0.01 0.08 0.16  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C L D D D C C C C C C C C S S C C D  
TSTMS S S S C C C C C S C C S S C C C  
HEAT INDEX 81  
MAX HEAT 81  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 75 57 75 56 79 49 62  
TEMP 66 62 74 70 60 58 73 70 59 57 75 70 58 50 60 56  
DEWPT 61 60 60 59 56 55 54 53 53 53 57 55 50 44 39 36  
PWIND DIR SW S SW SW S S SW W  
WIND CHAR GN GN LT LT LT GN GN GN  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B1 FW FW FW SC B1 B1 B2 B2 B1  
POP 12HR 80 60 50 30 20 40 70 40  
RAIN SHWRS D L C L C C C C S S C L L C C  
TSTMS C S S C C S S S S  
 
 
ILZ003-122100-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 75 60 76 65 81  
TEMP 53 56 66 74 74 70 64 62 61 60 66 72 76 74 69 67 66 65 71 78 81 77  
DEWPT 47 53 57 60 61 59 58 58 58 59 62 63 63 63 62 62 62 62 64 65 63 63  
RH 80 90 73 62 64 68 81 87 90 96 87 73 64 69 78 84 87 90 79 64 54 62  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW S S S SW SW SW SW SW SW SW  
WIND SPD 14 17 21 27 26 23 19 17 14 11 12 14 16 13 14 16 14 12 14 16 16 12  
WIND GUST 33 40 39 34 31  
CLOUDS B2 B2 B1 B2 OV OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 B1  
POP 12HR 60 90 20 50 50  
QPF 12HR 0.18 0.48 0.01 0.08 0.20  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S C L D D L S S S S C C C C C C D  
TSTMS S S S S C S C C S S S S S S C C C C C  
HEAT INDEX 83  
MAX HEAT 83  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 76 56 76 55 79 46 60  
TEMP 65 62 74 71 61 56 73 72 59 56 77 70 55 46 57 55  
DEWPT 61 60 60 59 57 54 55 55 54 53 58 54 49 40 38 36  
PWIND DIR SW S SW SW S S SW W  
WIND CHAR GN BZ LT GN LT GN GN BZ  
AVG CLOUDS B1 B1 B2 B1 B2 B2 B1 FW FW FW SC SC B1 B2 B2 SC  
POP 12HR 80 50 40 20 20 40 70 40  
RAIN SHWRS D C C C C C S S S S C L C C C  
TSTMS C S S C S S C  
 
 
ILZ104-122100-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 78 61 77 65 80  
TEMP 54 57 68 77 78 73 67 65 62 61 66 73 77 75 70 69 67 65 70 78 80 75  
DEWPT 46 51 55 58 59 57 57 56 57 58 60 61 60 60 60 61 61 61 62 63 62 62  
RH 74 80 63 52 52 57 70 73 84 90 81 66 56 60 71 76 81 87 76 60 54 64  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 12 14 20 26 27 21 18 17 14 12 13 13 14 12 14 14 14 12 16 17 18 14  
WIND GUST 32 39 40 33 29 25  
CLOUDS OV B2 B2 B1 B2 B2 OV OV OV B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2  
POP 12HR 40 90 40 50 50  
QPF 12HR 0.04 0.36 0.02 0.09 0.14  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S L D D D C C C C C C C C S S C C D  
TSTMS S S S C C C C C S C C S S C C C  
HEAT INDEX 81  
MAX HEAT 81  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 75 57 76 56 79 50 63  
TEMP 66 62 74 71 62 58 73 69 59 56 76 71 59 50 61 56  
DEWPT 61 60 60 59 57 55 54 53 53 53 57 55 51 45 40 37  
PWIND DIR SW SW SW SW SE S SW W  
WIND CHAR GN GN LT LT LT GN GN GN  
AVG CLOUDS B2 B1 B2 B2 B2 B2 B1 SC FW SC SC B1 B2 B2 B2 B1  
POP 12HR 80 60 60 30 20 40 70 40  
RAIN SHWRS D L C L L C C C S S C L L C C  
TSTMS C S S C C S S S S S  
 
 
ILZ021-122100-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 79 61 79 66 84  
TEMP 54 56 71 79 78 73 67 64 62 62 68 75 79 76 71 69 68 67 73 79 84 79  
DEWPT 49 53 57 59 59 58 58 57 58 60 64 65 65 63 62 62 62 63 66 67 66 64  
RH 83 90 61 50 52 59 73 78 87 93 87 71 62 64 73 78 81 87 79 67 55 60  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 12 14 20 26 26 20 18 16 13 12 13 14 14 13 14 16 14 13 16 17 17 13  
WIND GUST 32 40 39 31 28 26 25 27  
CLOUDS B2 B1 B1 B1 B2 B2 OV OV OV B2 B2 B1 B1 B1 B1 SC B1 SC B1 B1 B1 B1  
POP 12HR 50 90 30 40 50  
QPF 12HR 0.04 0.42 0.01 0.04 0.11  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L D D D C C S S C C C C S S C C L  
TSTMS S S S S C C S S S C C C C S S C C C  
HEAT INDEX 81 86 81  
MAX HEAT 80 81 86  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 64 78 59 78 56 82 50 64  
TEMP 68 64 76 74 64 59 75 73 59 58 79 73 58 50 61 57  
DEWPT 62 62 65 62 60 57 60 58 55 55 62 58 52 46 44 40  
PWIND DIR SW SW SW SW SE S SW W  
WIND CHAR GN BZ LT LT LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 FW FW FW SC SC B1 B2 B2 B1  
POP 12HR 70 60 50 30 20 40 70 40  
RAIN SHWRS L L C L C C C C S C L L C C  
TSTMS C C S C C S S S C S S  
 
 
ILZ006-122100-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 75 58 75 60 78  
TEMP 50 54 66 74 75 69 63 61 59 58 65 72 75 70 63 63 63 60 69 77 77 72  
DEWPT 43 49 54 59 58 57 56 56 57 57 59 61 60 59 58 59 59 59 61 62 60 59  
RH 77 83 65 59 55 66 78 84 93 96 81 68 60 68 84 87 87 96 76 60 56 64  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW S S S SW SW SW SW SW SW SW  
WIND SPD 13 16 20 26 27 21 18 17 14 12 12 13 13 11 12 14 13 12 14 16 17 12  
WIND GUST 32 39 40 33 29  
CLOUDS OV B2 B2 B1 B2 OV OV OV B2 B2 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 50 90 30 60 50  
QPF 12HR 0.12 0.42 0.01 0.11 0.22  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S C L D D D C C C C L L C C C C D  
TSTMS S S S S S S S C S S C C C C S C C C  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 56 73 51 72 50 72 45 59  
TEMP 61 56 72 66 55 52 72 65 54 51 70 65 55 45 58 53  
DEWPT 58 56 57 54 52 50 52 51 49 49 55 52 48 41 39 36  
PWIND DIR SW S SW SW S S SW NW  
WIND CHAR GN GN LT LT LT GN GN GN  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 SC SC SC SC B1 B1 B2 B2 SC  
POP 12HR 80 50 50 20 20 40 70 40  
RAIN SHWRS D C C C C C S S S S C L L C C  
TSTMS C S S C S S S S  
 
 
ILZ021-122100-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 80 61 80 66 85  
TEMP 56 59 71 79 78 72 66 64 62 61 68 76 80 76 71 69 67 67 75 80 85 80  
DEWPT 52 55 57 59 58 58 57 55 58 59 63 66 65 63 62 62 62 62 66 68 67 65  
RH 86 87 61 50 50 61 73 73 87 93 84 71 60 64 73 78 84 84 74 67 55 60  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 13 16 23 28 27 21 19 17 16 13 14 17 18 16 17 17 16 14 17 19 19 16  
WIND GUST 33 42 41 32 29 28 27 27 26 25 29  
CLOUDS B2 B1 B1 B1 B2 OV OV OV B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 80 40 30 50  
QPF 12HR 0.01 0.23 0.02 0 0.11  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L D D D C C C C C C S S S S C C L  
TSTMS S S C C C S C C C S S S S S C C C  
HEAT INDEX 82 83 87 82  
MAX HEAT 81 82 84 87  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 64 78 59 78 57 82 50 65  
TEMP 68 64 76 73 64 60 75 73 60 58 80 73 58 50 62 58  
DEWPT 62 62 66 63 60 58 62 59 56 56 63 59 54 47 46 42  
PWIND DIR SW SW SW SW S S SW W  
WIND CHAR GN BZ GN GN LT BZ GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 SC FW FW B1 SC B1 B2 B2 B1  
POP 12HR 70 70 60 30 20 40 70 40  
RAIN SHWRS L L L L L C C C S C L L C C  
TSTMS C C S C C S S S S S  
 
 
INZ002-122100-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 79 61 78 66 81  
TEMP 53 54 68 78 79 74 67 65 62 61 66 73 78 75 69 69 67 66 72 79 81 76  
DEWPT 45 49 56 58 57 56 56 54 56 58 60 62 62 62 62 62 62 62 64 65 64 64  
RH 74 83 65 50 47 53 68 68 81 90 81 68 58 64 78 78 84 87 76 62 56 66  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 11 12 18 24 26 20 17 16 14 12 13 13 13 11 13 14 13 13 14 16 17 12  
WIND GUST 29 35 40 31 28 26 25 24 25  
CLOUDS OV B2 B1 B1 B2 B2 OV OV OV B2 B2 B1 B1 B2 B1 B1 B1 B1 B2 B1 B2 B2  
POP 12HR 30 80 50 50 50  
QPF 12HR 0 0.25 0.04 0.09 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L L D C C C C C C C C S S C C L  
TSTMS S S S C C C S S C S S C C C  
HEAT INDEX 80 82  
MAX HEAT 80 83  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 63 76 59 76 55 80 51 64  
TEMP 66 63 73 72 63 59 73 67 57 56 77 73 59 52 61 56  
DEWPT 61 61 63 62 59 58 58 55 53 54 60 58 53 49 44 40  
PWIND DIR SW SW SW W S S SW W  
WIND CHAR GN GN GN GN LT GN GN GN  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 SC FW SC SC B1 B2 B2 B2 B1  
POP 12HR 70 70 60 40 20 30 70 40  
RAIN SHWRS L L L L L C C C S S C L L C C  
TSTMS C C S C C S S S S S  
 
 
ILZ005-122100-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 74 59 74 64 80  
TEMP 52 55 65 73 73 69 64 62 60 60 64 71 74 73 69 67 66 64 70 78 80 76  
DEWPT 46 51 57 61 61 60 59 59 59 59 63 65 65 64 63 62 62 62 65 66 65 64  
RH 80 86 75 66 66 73 84 90 96 96 97 81 74 73 81 84 87 93 84 67 60 66  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 13 16 21 26 26 21 19 17 14 11 12 13 14 12 13 16 14 12 14 16 16 12  
WIND GUST 33 39 39 33 31  
CLOUDS OV B2 B2 B1 OV OV OV OV B2 B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 50 90 20 50 50  
QPF 12HR 0.17 0.53 0.02 0.10 0.21  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S C L D D D S S S S C C C C C C D  
TSTMS S S S S C S S S S S S S S C C C C C  
HEAT INDEX 82  
MAX HEAT 82  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 61 75 55 75 54 78 45 59  
TEMP 66 61 73 70 58 55 72 71 57 55 75 69 55 45 56 54  
DEWPT 61 61 62 60 56 54 57 56 54 53 60 56 49 41 40 37  
PWIND DIR SW S SW SW S S SW W  
WIND CHAR GN GN LT GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B1 B2 B2 B1 FW FW FW SC B1 B1 B2 B2 SC  
POP 12HR 80 50 40 20 20 40 70 40  
RAIN SHWRS D C C C C C S S S S C L L C C  
TSTMS C S S C S S S S  
 
 
ILZ008-122100-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 75 60 76 65 82  
TEMP 53 56 68 75 74 69 63 61 60 61 66 72 76 73 69 67 66 65 72 79 82 77  
DEWPT 49 54 58 61 61 59 58 58 58 59 63 64 63 63 62 62 62 62 64 65 64 63  
RH 86 93 70 62 64 70 84 90 93 93 90 76 64 71 78 84 87 90 76 62 55 62  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW S S S SW SW SW SW SW SW SW  
WIND SPD 13 16 21 26 25 21 18 16 13 11 12 13 16 13 14 14 13 11 14 16 16 12  
WIND GUST 33 39 37 33 29 25  
CLOUDS B2 B2 B1 B2 OV OV OV OV B2 B2 B2 B2 B1 B2 B1 SC SC B1 B1 B1 SC B1  
POP 12HR 60 90 20 50 50  
QPF 12HR 0.12 0.49 0.01 0.08 0.20  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C S C D D D L S S S S C C C C S S C C D  
TSTMS S S S S C S S S C S S S S S S C C S S C C C  
HEAT INDEX 80 83  
MAX HEAT 81 83  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 76 56 77 56 79 46 60  
TEMP 65 62 75 72 61 57 74 73 59 57 78 70 55 46 57 55  
DEWPT 60 60 61 60 57 55 56 55 54 54 59 55 49 40 38 36  
PWIND DIR SW SW SW SW S S SW NW  
WIND CHAR GN GN LT GN LT GN GN BZ  
AVG CLOUDS B1 B1 B2 B1 B2 B1 B1 FW FW FW B1 SC B1 B2 B2 SC  
POP 12HR 80 50 40 20 20 40 70 40  
RAIN SHWRS D C C C C C S S S S C L L C C  
TSTMS C S S C S S C S  
 
 
ILZ011-122100-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 75 60 76 65 81  
TEMP 52 55 67 75 75 69 64 62 61 60 65 72 76 74 70 67 66 65 72 79 81 77  
DEWPT 47 53 57 60 61 60 58 58 59 59 63 65 64 64 62 62 62 62 65 66 65 64  
RH 83 93 70 60 62 73 81 87 93 96 93 79 66 71 76 84 87 90 79 64 58 64  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW S S S SW SW SW SW SW SW SW  
WIND SPD 16 17 23 27 27 23 20 18 16 12 13 14 16 13 14 17 16 13 17 18 18 13  
WIND GUST 34 41 40 34 31 28 25  
CLOUDS OV B2 B1 B2 OV OV OV OV OV B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 50 90 30 50 50  
QPF 12HR 0.15 0.56 0.01 0.06 0.23  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C L D D D C C S S C C C C S S C C D  
TSTMS S S S S S S S C S S S S S C C S S C C C  
HEAT INDEX 81 83  
MAX HEAT 81 83  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 76 57 76 55 79 46 60  
TEMP 66 62 73 71 60 57 73 72 59 56 77 70 56 46 58 54  
DEWPT 61 61 62 61 58 55 57 56 54 54 60 56 50 42 41 37  
PWIND DIR SW SW SW SW S S SW NW  
WIND CHAR GN BZ GN GN LT BZ BZ BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 FW FW FW B1 B1 B1 B2 B2 SC  
POP 12HR 80 60 50 20 20 40 70 40  
RAIN SHWRS D C C L C C S S S S C L L C C  
TSTMS C S S C S S S C S  
 
 
ILZ010-122100-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 75 60 76 65 82  
TEMP 54 57 68 75 73 68 63 61 60 61 66 73 76 74 69 68 65 65 71 79 82 77  
DEWPT 50 54 59 60 61 60 59 59 59 60 63 65 65 64 63 62 62 63 65 66 65 64  
RH 86 90 73 60 66 76 87 93 96 97 90 76 69 71 81 81 90 93 81 64 56 64  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW S S S SW SW SW SW SW SW SW  
WIND SPD 13 14 20 26 25 21 18 14 12 10 11 13 14 13 13 14 13 11 13 16 16 12  
WIND GUST 33 39 36 32 28  
CLOUDS B2 B2 B1 B2 OV OV OV OV B2 B2 B2 B2 B1 B1 B1 SC SC B1 B1 B1 SC B1  
POP 12HR 60 90 30 40 50  
QPF 12HR 0.17 0.45 0.01 0.07 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C D D D L C C S S C C C C S S C C D  
TSTMS S S S S C S S S C S S S S S S C C S S C C C  
HEAT INDEX 80 84  
MAX HEAT 81 84  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 76 57 77 56 79 46 60  
TEMP 66 62 74 72 61 57 74 73 60 57 78 70 55 46 57 55  
DEWPT 61 61 62 61 58 56 57 57 55 55 60 56 50 41 39 37  
PWIND DIR SW SW SW SW S S SW NW  
WIND CHAR GN GN LT LT LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B1 B2 B2 B1 FW FW FW SC SC B1 B2 B2 SC  
POP 12HR 80 60 40 20 20 40 70 40  
RAIN SHWRS D C C L C C S S S S C L C C C  
TSTMS C S S C S S S S C S  
 
 
ILZ012-122100-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 77 61 76 66 81  
TEMP 54 56 67 76 76 71 65 63 62 61 66 72 76 74 71 68 67 66 72 79 81 77  
DEWPT 47 52 57 59 61 59 58 58 59 60 63 65 64 63 62 63 63 63 65 66 65 64  
RH 77 86 70 56 60 66 78 84 90 97 90 79 66 69 73 84 87 90 79 64 58 64  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 13 16 21 26 27 21 19 17 14 12 13 14 16 13 14 16 16 13 16 17 17 13  
WIND GUST 33 40 40 33 31 28 26 27  
CLOUDS OV B2 B2 B2 B2 OV OV OV OV B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 50 90 30 50 50  
QPF 12HR 0.08 0.47 0.01 0.08 0.18  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C L D D D C C C C C C C C S S C C D  
TSTMS S S S S S S C S S C C S C C S S C C C  
HEAT INDEX 83  
MAX HEAT 83  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 76 58 76 55 80 48 62  
TEMP 66 62 74 72 62 58 73 72 59 56 76 70 57 48 59 55  
DEWPT 61 61 63 61 58 56 57 56 54 54 60 57 51 43 41 37  
PWIND DIR SW SW SW SW SE S SW W  
WIND CHAR GN BZ GN GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 FW FW FW SC B1 B1 B2 B2 SC  
POP 12HR 80 60 50 30 20 40 70 40  
RAIN SHWRS D C C L C C C S S C L L C C  
TSTMS C S S C C C S C S S  
 
 
ILZ020-122100-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 78 61 77 66 82  
TEMP 54 56 69 77 76 71 65 63 61 61 66 73 77 75 71 69 67 66 73 79 82 78  
DEWPT 48 53 57 59 60 59 58 58 58 60 64 65 65 63 62 62 62 63 66 67 66 64  
RH 80 90 66 54 58 66 78 84 90 97 93 76 67 66 73 78 84 90 79 67 58 62  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 12 14 21 27 26 20 18 16 13 12 13 14 14 13 14 16 14 13 16 17 17 13  
WIND GUST 32 40 40 32 29 26 25 25 27 27  
CLOUDS OV B2 B2 B1 B2 B2 OV OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 50 90 30 40 50  
QPF 12HR 0.04 0.45 0.01 0.07 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C L D D D C C C C C C C C S S C C D  
TSTMS S S S S S C C S S C C S C C S S C C C  
HEAT INDEX 84  
MAX HEAT 84  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 63 77 58 77 56 80 49 63  
TEMP 67 63 75 73 63 59 74 72 59 57 78 71 57 49 60 56  
DEWPT 61 62 64 62 59 57 59 57 54 55 62 57 52 44 43 39  
PWIND DIR SW SW SW SW SE S SW W  
WIND CHAR GN BZ GN GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 FW FW FW SC SC B1 B2 B2 B1  
POP 12HR 80 60 50 30 20 40 70 40  
RAIN SHWRS D L C L C C C C S C L L C C  
TSTMS C S S C C S S S C S S  
 
 
ILZ013-122100-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 78 62 77 67 81  
TEMP 54 56 68 77 76 72 67 65 63 62 67 73 77 75 72 69 68 67 73 79 81 77  
DEWPT 47 52 56 59 60 58 58 58 58 59 62 64 63 62 62 62 62 62 65 65 65 63  
RH 77 86 65 54 58 61 73 78 84 90 84 73 62 64 71 78 81 84 76 62 58 62  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 12 14 20 26 26 21 19 17 14 12 13 13 14 12 13 16 14 12 16 17 17 12  
WIND GUST 32 39 40 33 29 25 23 27  
CLOUDS OV B2 B2 B2 B2 B2 OV OV OV B2 B2 B1 B1 B2 B1 B1 B1 B1 B2 B1 B1 B2  
POP 12HR 50 90 30 50 50  
QPF 12HR 0.06 0.54 0.02 0.08 0.16  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C L D D D C C C C C C C C S S C C D  
TSTMS S S S S C C C C C S C C S S C C C  
HEAT INDEX 80 83  
MAX HEAT 81 83  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 63 76 59 76 56 80 49 62  
TEMP 67 63 74 72 63 59 73 71 60 57 76 71 58 50 60 56  
DEWPT 62 61 62 60 58 56 56 55 54 54 59 56 51 44 40 36  
PWIND DIR SW S SW SW SE S SW W  
WIND CHAR GN GN GN GN LT GN GN BZ  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B1 FW FW FW SC B1 B2 B2 B2 B1  
POP 12HR 80 60 50 30 20 40 70 40  
RAIN SHWRS D L C L C C C C S C L L C C  
TSTMS C S S C C S S C S S  
 
 
ILZ019-122100-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 78 61 78 67 84  
TEMP 55 58 69 78 77 71 65 63 62 62 67 74 78 76 72 70 68 67 73 78 84 79  
DEWPT 51 55 57 59 59 57 57 56 57 59 62 64 63 62 61 61 61 62 65 65 65 63  
RH 86 90 66 52 54 61 75 78 84 90 84 71 60 62 68 73 78 84 76 64 53 58  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 13 16 21 27 25 20 18 16 14 12 13 14 16 13 16 16 16 13 16 18 18 14  
WIND GUST 33 40 39 31 28 26 26 24 26 24 26  
CLOUDS B2 B1 B1 B1 B2 OV OV OV B2 B2 B2 B2 B1 B1 B1 SC B1 SC B1 B1 B1 B1  
POP 12HR 60 90 30 40 50  
QPF 12HR 0.05 0.38 0.03 0.01 0.08  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S L L D D D C C S S C C S S S S C C L  
TSTMS S S S S S C C S S S C S S S S S C C C  
HEAT INDEX 85  
MAX HEAT 85  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 64 77 59 78 57 81 50 63  
TEMP 68 64 76 73 64 59 75 73 61 58 79 72 58 50 60 57  
DEWPT 61 61 64 61 59 56 59 57 55 55 60 56 51 44 43 39  
PWIND DIR SW SW SW SW S S SW NW  
WIND CHAR GN BZ LT LT LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 FW FW FW B1 SC B1 B2 B2 B1  
POP 12HR 70 60 50 30 20 40 70 40  
RAIN SHWRS L L C L C C C C S C L L C C  
TSTMS C S S C C S S S S C S  
 
 
ILZ106-122100-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 79 62 78 66 83  
TEMP 54 57 69 78 78 73 67 64 62 62 66 73 78 75 72 69 68 66 73 78 83 78  
DEWPT 49 53 58 59 59 59 58 57 58 60 64 65 65 63 63 63 63 63 66 67 66 65  
RH 83 86 68 52 52 62 73 78 87 93 93 76 64 66 73 81 84 90 79 69 57 64  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 12 14 20 26 26 20 18 17 14 12 13 13 14 12 14 16 14 13 14 17 17 13  
WIND GUST 32 40 40 32 29 25  
CLOUDS OV B1 B1 B1 B2 B2 OV OV OV B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1  
POP 12HR 50 90 40 40 50  
QPF 12HR 0.05 0.36 0.03 0.06 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L D D D C C C C C C C C S S C C D  
TSTMS S S S S C C S S C C C C C S S C C C  
HEAT INDEX 85  
MAX HEAT 81 85  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 64 77 59 77 56 81 50 64  
TEMP 68 64 75 73 64 59 75 72 60 57 78 72 58 50 61 57  
DEWPT 62 62 65 63 60 58 60 58 55 55 62 58 53 47 44 40  
PWIND DIR SW SW SW SW SE S SW W  
WIND CHAR GN GN LT LT LT GN GN GN  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 FW FW FW SC B1 B1 B2 B2 B1  
POP 12HR 80 60 50 30 20 40 70 40  
RAIN SHWRS D L C L C C C C S S C L L C C  
TSTMS C C S C C S S S S S  
 
 
ILZ023-122100-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 80 61 79 65 83  
TEMP 54 57 70 80 80 75 69 65 62 61 67 74 79 75 71 68 67 66 73 80 83 78  
DEWPT 50 53 56 58 57 57 56 55 57 59 62 64 64 63 62 62 62 62 66 66 65 64  
RH 86 86 61 47 45 54 63 70 84 93 84 71 60 66 73 81 84 87 79 62 55 62  
WIND DIR S S SW SW SW SW S SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 11 13 20 26 27 20 17 16 13 11 12 13 14 12 14 14 13 12 14 17 17 13  
WIND GUST 32 39 40 31 28 25 27  
CLOUDS B2 B1 B1 SC B1 B2 OV OV OV B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 30 80 40 40 50  
QPF 12HR 0 0.21 0.02 0.05 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C D D D C C C C C C S S S S C C L  
TSTMS S S S S C C S C C S S S S S C C L  
HEAT INDEX 80 80 82 85  
MAX HEAT 80 81 82 85  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 64 77 59 78 56 81 51 66  
TEMP 67 64 75 73 63 59 75 72 58 57 79 74 58 51 62 58  
DEWPT 62 62 65 63 60 58 60 59 55 56 62 59 54 49 45 41  
PWIND DIR SW SW SW SW S S SW W  
WIND CHAR GN GN GN LT LT GN GN GN  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 SC FW FW SC B1 B1 B2 B2 B1  
POP 12HR 70 70 60 40 20 30 70 40  
RAIN SHWRS L L L L L C C C S S C L L C C  
TSTMS L C S C C S S S S S  
 
 
ILZ033-122100-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 80 61 80 65 83  
TEMP 55 57 70 79 80 74 68 66 63 62 68 75 80 76 70 68 67 66 74 81 83 79  
DEWPT 50 52 56 58 56 55 52 52 54 57 61 62 61 61 60 61 61 61 64 65 64 63  
RH 83 83 61 49 44 51 57 61 72 84 78 64 52 60 71 78 81 84 71 58 53 58  
WIND DIR S S SW SW SW SW S SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 10 12 20 26 27 20 17 16 13 11 13 14 16 13 14 14 13 12 14 17 17 13  
WIND GUST 31 40 40 31 25 27  
CLOUDS B2 B1 SC B1 B1 B2 OV OV OV B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 30 80 50 30 50  
QPF 12HR 0 0.14 0.03 0.03 0.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C L L D C C C C C C S S S S C C L  
TSTMS S S C C S C C S S S C C L  
HEAT INDEX 80 80 81 83 85  
MAX HEAT 80 81 81 83 85  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 64 78 60 78 56 82 52 67  
TEMP 67 64 75 73 64 60 75 73 59 57 79 75 59 52 63 59  
DEWPT 61 60 63 61 59 57 59 57 55 55 60 58 54 49 45 41  
PWIND DIR SW SW SW SW S S SW W  
WIND CHAR GN GN GN GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 SC FW FW SC B1 B1 B2 B2 B1  
POP 12HR 60 70 60 40 20 30 70 40  
RAIN SHWRS L L L L L C C C S S C L L C C  
TSTMS L C S C C S S S S S S  
 
 
ILZ039-122100-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 80 62 80 65 84  
TEMP 56 57 71 80 80 74 68 66 64 62 69 76 80 76 71 69 67 66 75 82 84 79  
DEWPT 52 54 56 58 56 55 53 52 54 56 62 63 63 62 61 61 61 60 65 66 65 63  
RH 86 90 59 47 44 51 59 61 70 81 78 64 56 62 71 76 81 81 71 58 53 58  
WIND DIR S S SW SW SW S S SW SW SW SW SW S S S SW SW SW SW SW SW S  
WIND SPD 12 14 21 27 27 21 19 18 17 14 16 18 18 16 17 17 16 14 18 19 20 17  
WIND GUST 32 41 41 33 29 28 27 27 25  
CLOUDS B2 B1 SC B1 B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 30 80 50 30 50  
QPF 12HR 0 0.14 0.03 0.01 0.08  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C L L D C C C C C C S S S S C C L  
TSTMS C C C S C C C S S S C C L  
HEAT INDEX 80 80 82 84 86 81  
MAX HEAT 81 81 82 84 86  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 65 78 60 78 57 82 52 67  
TEMP 68 65 75 73 64 60 75 73 60 58 79 74 60 52 64 60  
DEWPT 61 60 65 61 59 57 60 58 56 56 61 59 55 50 47 42  
PWIND DIR SW SW SW SW S S SW W  
WIND CHAR BZ BZ GN GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 SC FW FW SC B1 B1 B2 B2 B1  
POP 12HR 60 70 60 40 20 40 70 40  
RAIN SHWRS L L L L L L C C S S C L L C C  
TSTMS L C S C C S S S S S S  
 
 
INZ001-122100-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 79 61 78 66 82  
TEMP 53 55 69 78 78 74 69 65 62 61 67 74 78 75 70 69 67 66 72 79 81 76  
DEWPT 46 51 57 58 57 57 56 54 57 59 62 63 63 62 62 62 62 62 65 66 65 64  
RH 77 86 66 50 48 55 63 68 84 93 84 69 60 64 76 78 84 87 79 64 58 66  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 11 13 19 24 27 20 18 17 14 12 13 13 14 12 14 14 14 13 14 16 17 13  
WIND GUST 31 35 40 31 29 25 25 26 27  
CLOUDS OV B2 B1 B1 B2 B2 OV OV OV B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2  
POP 12HR 30 80 40 50 50  
QPF 12HR 0 0.26 0.03 0.08 0.08  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C L D D C C C C C C C C S S C C L  
TSTMS S S S C C C S S C S S C C C  
HEAT INDEX 80 83  
MAX HEAT 80 81 83  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 63 76 59 76 55 80 51 64  
TEMP 67 63 74 72 63 59 75 68 57 56 78 73 59 51 62 56  
DEWPT 62 61 64 62 59 58 59 56 54 54 61 58 53 49 44 39  
PWIND DIR SW SW SW W SE S SW W  
WIND CHAR GN GN GN GN LT GN GN BZ  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B1 SC FW FW SC B1 B2 B2 B2 B1  
POP 12HR 70 70 60 40 20 30 70 40  
RAIN SHWRS L L L L L C C C S S C L L C C  
TSTMS C C S C C S S S S S  
 
 
INZ010-122100-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 80 61 79 65 82  
TEMP 54 56 69 79 79 73 67 65 63 61 68 75 79 75 70 68 67 66 74 81 82 78  
DEWPT 49 52 56 57 56 56 53 52 54 57 61 63 62 62 61 61 61 61 65 65 65 64  
RH 83 86 63 47 45 55 61 63 72 87 78 66 56 64 73 78 81 84 74 58 56 62  
WIND DIR S S SW SW SW SW S SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 10 12 19 25 26 20 17 16 14 12 13 14 14 12 13 14 13 12 14 17 17 13  
WIND GUST 31 37 39 32 26 24 25  
CLOUDS B2 B1 B1 B1 B1 B2 B2 OV OV B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 20 80 50 30 50  
QPF 12HR 0 0.15 0.05 0.03 0.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C L L D C C C C C C S S S S C C L  
TSTMS S C S S C C S S S S C C L  
HEAT INDEX 80 83 84  
MAX HEAT 80 83 84  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 64 77 60 77 56 81 52 67  
TEMP 67 64 74 73 65 60 74 72 59 58 78 73 60 52 64 58  
DEWPT 61 61 64 62 60 58 60 58 55 55 61 59 54 50 46 42  
PWIND DIR SW SW SW SW S S SW W  
WIND CHAR GN GN GN GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B1 FW FW SC B1 B1 B2 B2 B1  
POP 12HR 60 70 60 40 20 30 60 40  
RAIN SHWRS L L L L L C C C S S C L L C C  
TSTMS L C S C C S S S S S  
 
 
INZ011-122100-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
115 AM CDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 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  
 
MAX/MIN 80 62 78 66 82  
TEMP 54 55 69 79 79 74 69 66 63 62 68 75 78 75 70 69 67 66 74 80 82 76  
DEWPT 47 51 56 57 56 56 54 53 55 58 61 63 63 63 62 62 62 62 65 66 65 65  
RH 77 86 63 47 45 53 59 63 75 87 78 66 60 66 76 78 84 87 74 62 56 69  
WIND DIR S S SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 10 12 18 24 27 20 17 16 14 12 13 13 14 12 13 14 13 12 14 16 17 13  
WIND GUST 29 35 40 32 28 26 25 25  
CLOUDS B2 B2 SC SC B1 B2 OV B2 OV B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 20 80 50 40 40  
QPF 12HR 0 0.16 0.03 0.02 0.06  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C L D C C C C C C S S S S C C L  
TSTMS S C S S C C S S S S C C L  
HEAT INDEX 81 84  
MAX HEAT 80 82 84  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 65 76 60 77 56 80 53 66  
TEMP 67 65 74 73 64 61 74 71 58 57 78 74 60 53 63 58  
DEWPT 62 61 65 63 60 59 61 59 55 55 62 59 54 50 47 43  
PWIND DIR SW SW SW SW SE S SW W  
WIND CHAR GN GN GN GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 SC FW FW SC B1 B1 B2 B2 B1  
POP 12HR 60 70 60 40 20 30 60 40  
RAIN SHWRS L L L L L C C C S S C L L C C  
TSTMS L C C C C S S S S S S  
 
 
INZ019-122100-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
215 AM EDT SUN APR 12 2026  
 
DATE SUN 04/12/26 MON 04/13/26 TUE 04/14/26  
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 79 62 78 66 82  
TEMP 54 56 68 77 78 73 68 65 64 62 68 74 78 74 70 68 67 66 74 79 82 77  
DEWPT 49 52 57 57 56 56 53 52 54 57 61 63 62 63 61 61 62 61 65 66 65 65  
RH 83 86 68 50 47 55 59 63 70 84 78 69 58 69 73 78 84 84 74 64 56 67  
WIND DIR S S SW SW SW S S SW SW SW SW SW SW S S SW SW SW SW SW SW SW  
WIND SPD 10 12 19 25 27 20 17 17 16 13 13 14 14 13 14 16 14 13 14 17 17 14  
WIND GUST 31 37 41 31 28 27 25 25 25 26 25 25  
CLOUDS B2 B2 SC SC B1 B2 B2 B2 OV B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 20 80 50 30 50  
QPF 12HR 0 0.13 0.06 0.02 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C L D C C C C C C S S S S C C L  
TSTMS S C C S S C C S S S C C L  
HEAT INDEX 80 84  
MAX HEAT 80 81 84  
 
DATE WED 04/15/26 THU 04/16/26 FRI 04/17/26 SAT 04/18/26  
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 65 76 61 77 57 80 54 66  
TEMP 68 65 74 72 65 61 73 72 60 58 77 73 61 54 62 59  
DEWPT 61 61 64 63 60 59 61 59 56 56 62 60 55 51 48 43  
PWIND DIR SW SW SW SW S S SW W  
WIND CHAR GN GN GN GN LT GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B1 FW FW SC B1 B1 B2 B2 B1  
POP 12HR 60 70 60 50 20 30 60 40  
RAIN SHWRS L L L L L L C C S S C L L C C  
TSTMS L C C C C S S S S S S  
 
 
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