431  
FOUS53 KLOT 010015  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
715 PM CDT MON AUG 31 2026  
 
ILZ104-010900-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 75 91 76 92 76  
TEMP 78 77 75 75 83 89 91 86 82 80 77 76 85 90 92 88 84 81 77 76  
DEWPT 72 71 70 70 71 74 73 74 73 72 68 67 70 72 72 72 71 69 69 70  
RH 82 82 84 84 67 61 56 68 74 77 74 74 61 56 52 59 65 67 76 82  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W SW  
WIND SPD 5 4 4 4 5 11 12 9 5 5 5 6 9 12 13 9 8 6 5 4  
CLOUDS B1 B1 SC SC B1 SC B1 B1 SC FW CL FW SC SC FW FW FW FW SC SC  
POP 12HR 30 20 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C  
TSTMS S S C  
HEAT INDEX 88 99100 94 88 83 89 97100 95 89 84  
MAX HEAT 85 83 99 100 91 97 100 93 82  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 87 73 87 72 85 69 82 67 82  
TEMP 86 81 75 74 84 82 75 73 82 80 73 69 80 78 70 67 80 78  
DEWPT 71 72 71 70 72 71 71 70 71 69 68 65 66 65 64 63 64 64  
PWIND DIR W E E E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC B1  
POP 12HR 30 50 30 40 20 20 20 10 20  
RAIN SHWRS C S S C C S S C S S S S  
TSTMS C S S C S S S C S  
 
 
ILZ003-010900-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 71 90 72 91 72  
TEMP 77 75 72 72 82 88 90 84 77 76 74 72 83 89 91 85 79 76 74 73  
DEWPT 72 71 70 70 73 73 73 74 73 70 67 66 70 72 72 73 70 69 68 69  
RH 85 87 93 93 74 61 58 72 87 82 79 81 65 57 54 67 74 79 82 87  
WIND DIR S S SW SW SW SW SW SW S S SW SW SW SW SW SW SW SW W S  
WIND SPD 3 2 2 2 5 12 12 6 4 5 5 4 9 13 12 8 6 5 4 2  
CLOUDS SC SC SC B1 B1 B1 SC B1 SC FW FW SC SC FW FW FW SC FW SC SC  
POP 12HR 30 20 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C  
TSTMS S S C  
HEAT INDEX 87 96 98 91 87 95 98 92  
MAX HEAT 90 85 96 98 87 95 99 90  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 87 70 88 68 85 64 83 62 83  
TEMP 85 82 72 71 85 82 70 69 83 79 67 65 80 78 66 62 80 77  
DEWPT 72 73 70 69 73 72 69 69 71 69 67 65 65 64 63 62 63 63  
PWIND DIR SW SE SE E E E E SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 SC  
POP 12HR 40 40 20 30 20 10 20 10 20  
RAIN SHWRS C S C S S S C S S S  
TSTMS C S C S S S C S  
 
 
ILZ104-010900-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 75 91 77 92 77  
TEMP 78 77 75 75 83 90 91 87 83 80 78 77 85 90 92 89 84 81 78 77  
DEWPT 72 71 70 70 71 74 72 74 74 72 68 67 69 71 71 72 71 69 69 69  
RH 82 82 84 84 67 60 54 65 74 77 71 71 59 54 51 57 65 67 74 76  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W SW  
WIND SPD 8 8 6 8 6 11 12 9 8 9 9 9 10 12 14 12 11 10 8 6  
WIND GUST 25  
CLOUDS B1 SC SC SC B1 SC B1 B1 SC FW FW FW FW SC FW FW FW FW SC SC  
POP 12HR 30 20 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C  
TSTMS S S C  
HEAT INDEX 87 99 99 95 89 84 89 97 99 96 89 84  
MAX HEAT 88 85 99 99 92 82 97 99 94 83  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 87 74 86 72 84 69 82 67 82  
TEMP 86 82 76 75 84 83 75 73 82 80 73 70 80 79 71 68 80 79  
DEWPT 71 71 71 70 72 71 71 70 70 68 67 65 64 64 63 62 62 62  
PWIND DIR W E E E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC B1  
POP 12HR 30 50 30 40 30 20 20 10 10  
RAIN SHWRS C S C C S C C S S  
TSTMS C S C S S C S  
 
 
ILZ021-010900-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 73 92 73 93 75  
TEMP 79 77 74 73 83 90 92 86 79 76 74 74 85 91 92 87 82 78 76 75  
DEWPT 73 71 69 68 73 76 76 77 74 70 67 67 73 75 76 75 71 69 68 68  
RH 82 82 84 84 72 64 60 75 85 82 79 79 67 60 60 68 69 74 76 79  
WIND DIR S SW SW SW SW SW SW SW S SW SW SW SW SW SW S SW SW SW SW  
WIND SPD 4 4 4 4 8 11 12 6 4 4 5 5 10 12 11 6 6 5 5 3  
CLOUDS SC SC SC SC SC SC SC FW FW FW CL FW FW FW FW CL FW FW FW SC  
POP 12HR 20 10 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
TSTMS S  
HEAT INDEX 83 89102104 97 91102105 97 86  
MAX HEAT 94 90 102 104 91 102 105 94  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 90 72 90 70 88 67 84 65 84  
TEMP 88 84 74 73 87 84 73 71 85 82 70 67 81 79 68 65 82 79  
DEWPT 74 76 71 70 75 74 71 70 73 71 68 65 68 66 65 62 66 65  
PWIND DIR SW SE SE E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 20 30 30 30 20 10 20 10 10  
RAIN SHWRS S C C C S S  
TSTMS S C C C S  
 
 
ILZ006-010900-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 73 88 73 90 72  
TEMP 76 75 73 73 82 87 88 83 78 76 74 74 82 88 90 84 78 76 73 72  
DEWPT 72 72 71 71 74 74 74 74 73 71 69 69 71 72 73 73 72 71 70 70  
RH 87 90 93 93 77 65 63 74 85 85 84 84 69 59 58 70 82 85 90 93  
WIND DIR SW SW W W SW S SW SW SW SW SW SW SW SW SW SW SW W W NW  
WIND SPD 5 4 4 4 4 10 9 8 4 4 5 5 5 10 11 9 8 5 4 3  
CLOUDS SC B1 SC SC B1 SC SC B1 B1 FW FW FW SC SC FW FW SC SC SC B1  
POP 12HR 30 30 0 5 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S C  
TSTMS C C C  
HEAT INDEX 87 95 96 89 86 95 97 90  
MAX HEAT 82 95 97 85 95 98 88  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 83 69 82 69 80 66 78 64 79  
TEMP 82 77 71 70 81 78 71 69 79 76 69 66 77 74 67 64 77 74  
DEWPT 72 71 70 70 72 71 70 69 71 68 67 66 66 65 64 63 65 64  
PWIND DIR N E E E E E E SE SE  
WIND CHAR LT LT LT LT GN LT GN LT GN  
AVG CLOUDS B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC B1 B1  
POP 12HR 40 60 40 40 20 20 20 10 20  
RAIN SHWRS C S S L C S C C S S S S  
TSTMS C S S C S S C C  
 
 
ILZ021-010900-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 93 74 93 75  
TEMP 79 77 74 73 83 90 93 86 79 76 75 74 85 91 92 86 81 78 76 76  
DEWPT 71 69 67 67 72 75 75 76 73 68 66 67 73 75 76 75 70 68 67 68  
RH 77 76 79 81 70 62 56 72 82 76 74 79 67 60 60 70 69 71 74 76  
WIND DIR S SW SW SW SW SW SW SW S S SW SW SW SW SW S S SW SW SW  
WIND SPD 4 4 5 4 9 12 12 5 3 4 5 5 10 12 10 4 4 4 5 3  
CLOUDS SC SC SC SC SC FW FW FW FW CL CL FW FW FW FW CL FW FW FW FW  
POP 12HR 10 5 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 83 89101104 96 80 92101105 95 84  
MAX HEAT 95 90 101 105 91 101 105 92  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 91 73 91 70 89 66 85 64 86  
TEMP 90 85 74 74 87 85 73 71 86 83 70 67 82 79 67 65 82 80  
DEWPT 74 77 70 70 76 76 71 70 74 73 68 66 69 68 64 62 67 67  
PWIND DIR SW SE E E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW SC FW SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 10 20 20 20 10 20 10 5 10  
RAIN SHWRS S S S S S  
TSTMS S S S S  
 
 
INZ002-010900-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 91 73 92 74  
TEMP 77 75 74 73 83 90 91 85 79 76 75 73 84 90 91 85 81 78 75 74  
DEWPT 70 69 67 68 72 75 74 74 73 71 68 68 72 73 74 73 72 69 68 69  
RH 79 82 79 84 70 62 58 70 82 85 79 84 67 58 58 67 74 74 79 84  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  
WIND SPD 6 6 6 5 8 11 11 6 5 5 6 6 10 12 12 8 6 6 6 5  
CLOUDS B1 SC SC B1 SC FW SC SC SC FW FW FW FW FW FW FW FW FW SC SC  
POP 12HR 20 5 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
TSTMS S  
HEAT INDEX 88100101 93 90 99100 92 85  
MAX HEAT 90 85 100 101 89 99 101 91  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 87 70 86 69 83 63 81 61 81  
TEMP 86 81 72 71 83 80 71 69 81 78 68 64 78 75 66 62 78 76  
DEWPT 73 72 70 70 73 72 70 69 70 69 65 62 63 64 62 61 63 64  
PWIND DIR W SE E E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 20 40 30 40 20 20 20 10 10  
RAIN SHWRS S C C S C S S S S  
TSTMS S C C S C S  
 
 
ILZ005-010900-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 89 72 90 72  
TEMP 77 75 73 72 81 87 89 83 77 75 73 72 82 88 90 86 79 76 73 72  
DEWPT 73 72 70 70 74 74 73 74 73 70 67 67 71 73 75 74 71 70 68 69  
RH 87 90 90 93 79 65 59 74 87 84 81 84 69 61 62 68 77 82 84 90  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W W SW  
WIND SPD 3 2 2 2 4 11 12 8 3 3 4 3 8 12 12 6 5 4 3 2  
CLOUDS B1 B1 SC SC B1 B1 SC B1 SC FW FW FW SC SC FW FW SC SC SC B1  
POP 12HR 30 30 0 5 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S C  
TSTMS C C C  
HEAT INDEX 86 96 97 90 86 96100 94 81  
MAX HEAT 88 84 96 98 86 96 101 91  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 85 70 87 68 85 65 82 63 82  
TEMP 83 81 71 70 83 81 70 69 82 78 68 66 79 76 66 64 78 76  
DEWPT 73 74 69 69 74 73 69 69 73 70 66 65 68 67 63 62 67 66  
PWIND DIR SW E E E E E E SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC B1 B1 SC SC SC SC B1 SC SC SC SC SC SC B1 SC  
POP 12HR 50 50 30 40 20 20 20 10 20  
RAIN SHWRS C S C C S S C S S S S  
TSTMS C S C C S S C  
 
 
ILZ008-010900-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 71 89 72 91 72  
TEMP 77 75 72 71 81 88 89 84 77 75 74 72 83 89 91 86 80 77 74 73  
DEWPT 73 71 70 70 74 74 75 76 73 69 66 66 71 73 74 74 70 68 68 69  
RH 87 87 93 97 79 63 64 77 87 82 76 81 67 59 58 68 72 74 82 87  
WIND DIR S SW SW SW SW SW SW SW S S SW SW SW SW SW SW S SW SW S  
WIND SPD 2 1 2 2 6 12 12 6 3 4 4 3 9 12 11 5 5 4 3 2  
CLOUDS B1 SC SC SC B1 SC B1 SC SC FW FW FW SC FW FW FW SC FW SC SC  
POP 12HR 20 20 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C  
TSTMS S S C  
HEAT INDEX 87 97 99 93 87 97101 94 83  
MAX HEAT 90 86 97 99 88 97 101 91  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 87 70 88 68 85 65 82 63 82  
TEMP 85 82 72 71 84 83 71 69 82 79 67 65 80 77 66 63 80 77  
DEWPT 73 76 70 69 76 76 69 69 74 72 67 65 68 68 64 62 66 67  
PWIND DIR SW SE SE E E E SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC SC B1 SC  
POP 12HR 30 30 20 30 20 10 20 10 20  
RAIN SHWRS C C S C S S S  
TSTMS C C S C S  
 
 
ILZ011-010900-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 89 73 90 73  
TEMP 77 75 73 72 82 88 89 83 78 76 75 73 82 88 90 84 80 77 74 73  
DEWPT 73 72 70 70 74 74 75 76 73 70 67 67 72 74 75 75 72 68 68 69  
RH 87 90 90 93 77 63 64 80 85 82 76 81 72 63 62 74 77 74 82 87  
WIND DIR S SW SW SW SW SW SW SW S S SW SW SW SW SW SW SW SW SW SW  
WIND SPD 3 3 3 3 5 12 12 8 4 5 5 5 9 12 12 6 6 5 4 3  
CLOUDS B1 SC SC B1 SC SC B1 SC SC FW FW CL SC FW FW FW SC FW SC SC  
POP 12HR 30 20 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C  
TSTMS S S C  
HEAT INDEX 88 96 98 91 87 97101 93 84  
MAX HEAT 87 84 96 98 87 97 101 90  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 86 71 87 69 85 66 82 63 82  
TEMP 85 81 72 71 84 81 71 70 82 79 69 66 79 77 67 64 79 76  
DEWPT 73 75 70 69 75 74 69 69 73 70 67 65 68 67 64 62 66 66  
PWIND DIR SW SE SE E E E E SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 SC  
POP 12HR 30 40 30 40 20 20 20 10 20  
RAIN SHWRS C C C C S S S S  
TSTMS C C C C S  
 
 
ILZ010-010900-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 71 90 72 92 73  
TEMP 78 75 73 72 82 89 90 85 78 76 74 73 83 90 92 87 80 77 74 73  
DEWPT 73 72 70 70 73 74 75 76 73 69 66 66 71 73 74 74 70 69 68 69  
RH 85 90 90 93 74 61 62 75 85 79 76 79 67 58 56 65 72 76 82 87  
WIND DIR S SW SW SW SW SW SW S S S SW SW SW SW SW SW S SW SW S  
WIND SPD 2 1 2 2 6 12 11 6 3 4 4 3 9 12 11 6 5 4 3 2  
CLOUDS SC SC SC B1 SC SC B1 FW FW FW FW CL SC FW FW FW FW FW FW SC  
POP 12HR 20 10 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C  
TSTMS C  
HEAT INDEX 88 98101 95 88 99102 95 83  
MAX HEAT 90 87 98 102 89 99 102 92  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 88 71 89 69 86 66 83 63 83  
TEMP 86 83 73 72 86 84 72 70 84 80 68 66 81 78 67 64 81 78  
DEWPT 73 76 71 69 75 76 70 69 73 72 68 66 68 68 65 62 66 67  
PWIND DIR SW SE SE E E E E SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW SC SC SC FW SC SC SC SC SC SC SC SC SC SC  
POP 12HR 30 30 20 30 20 10 10 10 10  
RAIN SHWRS C C S C S  
TSTMS C C S C S  
 
 
ILZ012-010900-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 90 73 91 74  
TEMP 77 76 73 73 82 88 89 84 79 76 74 73 83 89 90 86 82 79 75 74  
DEWPT 73 71 70 70 73 75 75 76 74 71 67 67 72 74 75 75 72 69 68 69  
RH 87 85 90 90 74 66 64 77 85 85 79 81 70 61 62 70 72 72 79 84  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W SW  
WIND SPD 4 3 3 3 5 12 12 8 4 5 5 5 9 12 12 8 6 6 5 3  
CLOUDS B1 SC SC B1 B1 SC SC SC SC FW FW FW SC FW FW FW SC FW SC SC  
POP 12HR 20 20 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C  
TSTMS S S C  
HEAT INDEX 88 98100 93 80 88 98101 95 87  
MAX HEAT 88 84 98 100 88 98 102 93  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 87 71 87 70 86 67 83 65 82  
TEMP 85 82 73 72 85 82 73 71 83 80 70 67 80 78 68 65 80 78  
DEWPT 73 74 70 70 74 73 70 70 73 70 68 65 68 66 64 63 66 65  
PWIND DIR SW SE E E E E E SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 30 40 20 40 20 20 20 10 10  
RAIN SHWRS C S C S S C S S S  
TSTMS C S C S S C S  
 
 
ILZ020-010900-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 73 91 73 91 73  
TEMP 79 77 74 73 82 89 91 85 79 76 74 73 83 89 91 85 81 78 75 73  
DEWPT 73 71 69 69 73 76 76 77 74 70 67 67 72 75 76 75 71 69 68 68  
RH 82 82 84 87 74 66 62 77 85 82 79 81 70 64 62 72 72 74 79 84  
WIND DIR S SW SW SW SW SW SW SW S SW SW SW SW SW SW S SW SW SW SW  
WIND SPD 4 4 4 4 6 11 12 6 4 5 5 5 10 12 11 8 8 6 5 3  
CLOUDS B1 SC SC B1 SC SC SC SC FW FW CL FW FW FW FW CL FW FW FW SC  
POP 12HR 20 10 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C  
TSTMS S  
HEAT INDEX 80 88100103 96 89100103 94 85  
MAX HEAT 91 88 100 103 90 100 104 92  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 88 71 88 69 86 66 82 63 82  
TEMP 86 82 73 71 85 82 73 70 84 80 70 66 80 78 67 64 80 77  
DEWPT 74 75 70 69 75 74 70 69 73 70 67 65 67 67 64 62 66 65  
PWIND DIR SW SE SE E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 30 30 30 30 20 10 10 10 10  
RAIN SHWRS C C C C S S  
TSTMS C C C C S  
 
 
ILZ013-010900-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 74 90 75 91 75  
TEMP 78 77 75 74 82 89 90 85 81 78 76 75 84 89 91 88 83 80 76 75  
DEWPT 72 71 70 70 72 75 74 75 74 71 68 67 71 73 74 74 72 69 68 69  
RH 82 82 84 87 72 64 60 72 79 79 76 76 65 59 58 63 70 69 76 82  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W SW  
WIND SPD 5 4 4 4 5 11 12 9 5 5 5 6 9 12 13 9 8 6 5 4  
CLOUDS B1 B1 SC B1 B1 SC B1 SC SC FW FW FW FW SC FW FW FW FW SC SC  
POP 12HR 30 20 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C  
TSTMS S S C  
HEAT INDEX 87 99100 94 86 88 97101 96 88 83  
MAX HEAT 89 85 99 100 91 98 101 93  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 87 72 87 71 85 68 82 66 82  
TEMP 85 82 74 73 84 82 73 71 82 80 71 68 79 78 69 66 79 78  
DEWPT 72 73 70 70 74 72 70 70 72 69 68 65 67 66 64 63 65 65  
PWIND DIR W E E E E E E SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 30 50 20 40 20 20 20 10 10  
RAIN SHWRS C S C S S C S S S  
TSTMS C S C S S C S  
 
 
ILZ019-010900-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 73 92 74 92 75  
TEMP 80 77 74 73 83 90 92 86 79 77 75 74 84 90 92 87 82 79 76 75  
DEWPT 73 70 68 68 72 75 75 76 73 69 66 66 72 74 75 74 71 68 68 68  
RH 79 79 82 84 70 62 58 72 82 76 74 76 67 60 58 65 69 69 76 79  
WIND DIR S SW SW SW SW SW SW SW S S SW SW SW SW SW S SW SW SW SW  
WIND SPD 4 4 4 4 8 12 12 6 4 4 5 5 10 12 11 5 6 5 5 3  
CLOUDS SC SC FW SC SC SC SC FW FW FW CL FW FW FW FW FW FW FW FW FW  
POP 12HR 10 10 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
TSTMS S  
HEAT INDEX 84 89100103 96 83 89 99103 95 86  
MAX HEAT 94 90 101 104 91 99 103 93  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 89 72 90 70 87 67 84 65 84  
TEMP 87 83 75 73 86 85 73 71 84 82 70 67 81 79 68 65 81 79  
DEWPT 74 75 70 68 74 74 70 69 72 71 68 65 67 67 64 62 65 66  
PWIND DIR SW SE SE E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC  
POP 12HR 20 20 20 30 20 10 10 5 10  
RAIN SHWRS S S S C S  
TSTMS S S S C S  
 
 
ILZ106-010900-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 73 92 74 93 75  
TEMP 79 77 74 73 83 90 92 86 80 77 75 74 84 91 93 88 83 79 77 75  
DEWPT 73 71 69 69 73 76 75 77 75 71 68 67 72 75 75 75 72 69 69 69  
RH 82 82 84 87 72 64 58 75 85 82 79 79 67 60 56 66 70 72 76 82  
WIND DIR S SW SW SW SW SW SW SW S SW SW SW SW SW SW S SW SW SW SW  
WIND SPD 4 4 4 4 6 11 12 6 4 4 5 5 9 11 11 8 6 5 5 3  
CLOUDS SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 20 10 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
TSTMS S  
HEAT INDEX 88101103 97 85 90102105 98 88 82  
MAX HEAT 94 89 102 104 93 102 106 96  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 90 72 90 71 87 67 84 65 84  
TEMP 88 84 75 73 87 84 74 71 85 82 71 68 81 79 69 66 81 79  
DEWPT 74 75 71 70 75 74 71 70 73 70 68 65 67 66 65 63 66 65  
PWIND DIR SW SE SE E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 20 30 30 30 20 10 20 10 10  
RAIN SHWRS S C C C S S  
TSTMS S C C C S  
 
 
ILZ023-010900-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 92 74 93 75  
TEMP 78 76 74 73 83 91 92 86 79 77 75 74 86 92 93 88 82 79 76 75  
DEWPT 71 68 67 67 72 75 75 76 74 70 67 66 72 74 76 74 71 68 67 68  
RH 79 76 79 81 70 60 58 72 85 79 76 76 63 56 58 63 69 69 74 79  
WIND DIR S SW SW SW SW SW SW SW S SW SW SW SW SW SW SW SW SW SW SW  
WIND SPD 3 4 4 3 8 12 12 6 3 3 4 4 9 11 11 4 4 4 4 3  
CLOUDS SC SC SC SC SC FW SC FW FW FW FW FW FW FW FW CL FW FW FW FW  
POP 12HR 10 5 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 88101103 96 83 92102106 96 86  
MAX HEAT 91 86 101 103 91 102 106 94  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 91 72 91 70 88 65 84 64 85  
TEMP 90 84 74 73 87 86 73 70 85 81 70 66 81 79 67 64 82 79  
DEWPT 73 75 70 69 74 74 71 69 72 71 68 64 66 66 64 61 65 65  
PWIND DIR SW SE SE E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW SC FW SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 10 20 20 30 20 10 20 10 10  
RAIN SHWRS S S S C S S S  
TSTMS S S S C S S  
 
 
ILZ033-010900-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 71 92 73 92 75  
TEMP 77 75 73 72 83 90 92 86 78 76 74 74 85 91 92 86 80 78 76 75  
DEWPT 69 67 66 66 72 74 74 76 73 69 67 66 73 73 73 74 70 68 67 67  
RH 76 76 79 81 70 60 56 72 85 79 79 76 67 56 54 68 72 71 74 76  
WIND DIR S SW SW SW SW SW SW SW S S SW SW SW SW SW S S SW SW SW  
WIND SPD 4 4 4 3 9 12 12 6 2 3 4 3 9 11 10 2 3 3 4 3  
CLOUDS FW SC SC FW FW FW FW FW CL FW FW CL CL FW FW CL FW FW FW FW  
POP 12HR 10 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 88100102 95 92100101 93 83  
MAX HEAT 89 84 100 103 90 100 102 91  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 91 72 90 70 88 65 84 63 84  
TEMP 90 84 74 73 87 84 73 70 85 81 70 66 81 78 67 64 81 78  
DEWPT 73 74 70 68 73 73 70 68 71 70 67 63 66 65 63 60 64 65  
PWIND DIR SW S NW E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 10 20 30 20 20 10 20 10 10  
RAIN SHWRS S C S S S S S S  
TSTMS S C S S S S  
 
 
ILZ039-010900-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 92 74 92 75  
TEMP 77 76 73 72 83 90 92 86 78 76 75 74 85 91 92 86 80 78 76 76  
DEWPT 70 67 65 66 72 74 74 75 71 67 66 66 73 74 74 73 69 68 67 67  
RH 79 74 76 81 70 60 56 70 79 74 74 76 67 58 56 65 69 71 74 74  
WIND DIR S SW SW SW W SW SW S S S SW SW SW SW SW S SW SW SW SW  
WIND SPD 6 6 6 6 10 12 11 5 3 5 6 6 10 11 10 3 4 5 6 5  
CLOUDS FW FW SC FW FW FW FW FW CL FW CL CL CL CL FW FW FW FW FW CL  
POP 12HR 5 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 88100102 94 92100101 93 82  
MAX HEAT 91 86 100 102 89 100 102 91  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 91 73 90 70 88 65 84 63 84  
TEMP 91 85 75 74 87 84 73 71 86 82 69 66 81 78 67 64 82 78  
DEWPT 73 74 70 68 74 73 70 69 73 71 67 65 68 67 63 61 66 66  
PWIND DIR SW S W E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC FW FW SC SC SC SC SC SC FW SC SC SC  
POP 12HR 10 10 30 10 20 20 10 10 10  
RAIN SHWRS C S S S  
TSTMS C S S S  
 
 
INZ001-010900-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 73 91 73 92 74  
TEMP 78 77 74 73 83 90 91 85 79 77 74 73 84 90 92 86 81 79 76 75  
DEWPT 70 69 67 68 72 74 74 74 73 70 67 67 71 73 73 73 71 69 68 68  
RH 76 76 79 84 70 60 58 70 82 79 79 81 65 58 54 65 72 72 76 79  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  
WIND SPD 5 5 5 5 8 11 12 6 4 4 5 5 10 12 12 6 6 5 5 4  
CLOUDS B1 SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW SC SC  
POP 12HR 20 5 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
TSTMS S  
HEAT INDEX 88100101 93 90 98101 93 85 80  
MAX HEAT 91 86 100 101 90 99 102 92  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 88 71 88 69 85 64 82 62 82  
TEMP 87 82 73 72 85 81 73 70 83 79 69 65 79 77 67 63 80 77  
DEWPT 73 73 70 69 73 72 70 69 71 69 66 63 65 65 62 61 64 64  
PWIND DIR W SE E E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1  
POP 12HR 20 30 30 30 30 20 10 10 10  
RAIN SHWRS S C C S C C S S  
TSTMS S C C S C S S  
 
 
INZ010-010900-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 92 74 93 75  
TEMP 77 75 73 73 83 90 92 85 78 76 74 74 85 91 92 86 80 78 76 76  
DEWPT 68 67 65 66 71 74 74 75 73 69 67 66 72 73 74 73 70 68 67 67  
RH 74 76 76 79 67 60 56 72 85 79 79 76 65 56 56 65 72 71 74 74  
WIND DIR S SW SW SW W SW SW SW S S SW SW SW SW SW S S SW SW SW  
WIND SPD 5 5 5 4 9 12 12 6 2 3 4 4 10 11 11 3 3 4 4 3  
CLOUDS FW SC SC FW FW FW FW FW CL FW FW FW CL FW CL CL FW FW FW FW  
POP 12HR 5 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 87 99101 94 91100102 93 83  
MAX HEAT 88 84 99 102 89 100 103 91  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 91 72 90 69 87 64 83 62 83  
TEMP 90 84 74 73 87 84 73 70 85 81 69 65 81 77 66 63 81 78  
DEWPT 73 73 70 68 72 72 70 68 70 69 66 62 64 64 62 60 63 63  
PWIND DIR SW S W E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 10 20 30 30 20 20 20 5 5  
RAIN SHWRS S C S C S S S S  
TSTMS S C S C S  
 
 
INZ011-010900-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
715 PM CDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
CDT 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 72 92 73 93 74  
TEMP 76 75 73 72 83 91 92 86 78 76 74 74 86 92 92 87 80 78 76 75  
DEWPT 68 67 66 66 71 74 74 74 73 70 67 66 71 73 75 72 70 68 67 68  
RH 76 76 79 81 67 58 56 68 85 82 79 76 61 54 58 61 72 71 74 79  
WIND DIR S SW SW SW W SW SW SW S SW SW SW SW SW SW SW SW SW SW SW  
WIND SPD 5 5 5 5 9 12 12 6 3 4 5 4 10 12 12 5 4 5 5 4  
CLOUDS FW SC SC SC FW FW SC FW FW FW SC FW CL FW FW CL FW FW SC FW  
POP 12HR 10 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 87100101 94 91100103 93 83  
MAX HEAT 88 83 100 102 89 101 104 92  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
CDT 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 90 71 88 69 86 63 82 61 83  
TEMP 90 83 74 72 86 83 72 69 84 80 68 64 80 77 65 62 80 77  
DEWPT 72 73 70 68 73 72 70 68 71 69 65 62 65 65 61 60 64 64  
PWIND DIR SW S NW E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 30 30 30 30 20 20 10 5  
RAIN SHWRS C C S C C S S S  
TSTMS C C S C S  
 
 
INZ019-010900-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
815 PM EDT MON AUG 31 2026  
 
DATE 08/31/26 TUE 09/01/26 WED 09/02/26 THU  
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08  
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 71 91 74 91 75  
TEMP 76 75 72 72 82 89 91 85 78 76 74 74 84 90 91 84 79 78 76 76  
DEWPT 68 66 65 66 72 74 75 75 72 69 67 67 73 74 75 74 70 69 67 68  
RH 76 74 79 81 72 61 60 72 82 79 79 79 70 60 60 72 74 74 74 76  
WIND DIR SW SW SW SW W SW SW SW S SW SW SW SW SW SW S S SW SW SW  
WIND SPD 6 6 6 5 10 12 12 6 3 4 5 5 10 11 10 2 3 4 5 4  
CLOUDS FW SC SC FW FW FW FW FW CL CL FW CL CL FW FW CL FW FW FW CL  
POP 12HR 5 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 87 98101 93 91 99101 91 82  
MAX HEAT 87 83 99 102 88 100 102 90  
HEAT Y Y Y Y Y Y  
 
DATE 09/03 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26 MON 09/07/26  
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 90 72 88 70 86 65 82 63 82  
TEMP 90 84 75 73 86 83 73 71 84 80 69 66 80 77 66 64 80 77  
DEWPT 74 74 70 69 73 72 70 69 71 69 66 63 65 64 62 61 64 64  
PWIND DIR SW S W E E E E E SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC  
POP 12HR 10 20 30 30 20 20 20 10 10  
RAIN SHWRS S C S C S S S S  
TSTMS S C S C S  
 
 
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