915  
FOUS53 KLOT 220215  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
915 PM CDT THU AUG 21 2025  
 
ILZ104-220900-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 64 83 67 82 58  
TEMP 68 66 65 65 75 82 83 79 73 70 68 68 74 80 82 75 68 63 59 58  
DEWPT 62 62 63 62 63 63 64 64 64 64 64 65 66 63 61 58 56 55 54 53  
RH 81 87 93 90 66 53 53 60 73 81 87 90 76 56 49 55 65 75 83 83  
WIND DIR NE N N N NW NW E SE S SW W W W W W NW NW NW W W  
WIND SPD 5 4 2 2 2 3 6 4 2 3 4 5 8 10 11 10 8 6 6 6  
CLOUDS FW SC SC SC SC SC SC SC SC B1 B2 B1 SC FW FW FW FW FW CL CL  
POP 12HR 0 0 10 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS PF  
HEAT INDEX 83 84 81 82 82  
MAX HEAT 83 84 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 55 70 53 72 53 75 57 78  
TEMP 73 72 60 56 69 66 57 55 70 68 57 55 73 72 62 59 77 70  
DEWPT 53 52 51 50 48 48 50 48 46 46 48 48 48 48 50 50 51 52  
PWIND DIR W NW NW NW N NW NW W W  
WIND CHAR GN GN GN LT GN LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC FW FW FW FW FW FW FW FW SC SC SC SC  
POP 12HR 5 5 5 5 5 0 5 5 5  
 

 
ILZ003-220900-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 57 81 64 79 52  
TEMP 66 61 58 58 71 79 81 77 68 66 64 65 72 78 77 71 62 58 53 54  
DEWPT 61 60 58 58 63 64 64 65 64 63 63 64 65 62 58 56 55 53 51 51  
RH 84 97100100 76 60 56 67 87 90 97 97 79 58 52 59 78 83 93 90  
WIND DIR E E N N W W W SW SW SW W W W W W NW NW W W W  
WIND SPD 4 2 1 0 1 3 4 3 2 3 4 4 8 11 12 10 6 5 5 5  
CLOUDS FW FW SC SC SC SC B1 B1 SC B1 B2 SC FW FW FW FW FW FW CL CL  
POP 12HR 0 0 20 10 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS F F  
HEAT INDEX 82  
MAX HEAT 82  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 72 49 68 47 70 46 73 52 75  
TEMP 71 68 54 51 67 64 52 48 68 65 50 49 71 69 56 54 73 70  
DEWPT 53 51 50 47 49 49 47 45 47 49 47 45 50 52 49 48 54 55  
PWIND DIR W NW NW NW NW NW NW SW SW  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC FW FW FW FW FW FW FW FW SC SC FW SC  
POP 12HR 0 0 0 0 0 0 5 5 5  
 

 
ILZ104-220900-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 65 83 68 82 59  
TEMP 70 68 66 66 76 82 82 79 74 70 68 69 74 80 82 76 69 65 61 60  
DEWPT 63 63 63 64 64 63 64 64 65 65 64 65 67 64 62 59 58 56 54 54  
RH 78 84 90 93 66 53 55 60 74 84 87 87 79 58 51 56 68 73 78 81  
WIND DIR NE NE N NW NW NE E E S SW SW W W W W W NW NW W W  
WIND SPD 4 3 3 2 2 5 6 5 3 5 5 6 9 10 12 13 10 10 9 10  
CLOUDS SC SC SC SC SC SC SC SC B1 B1 B1 B2 SC SC SC FW FW FW CL CL  
POP 12HR 0 0 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS PF  
HEAT INDEX 83 84 82 82  
MAX HEAT 83 84 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 56 70 55 71 55 75 58 77  
TEMP 73 71 61 57 69 66 58 56 70 67 58 57 73 71 62 60 76 71  
DEWPT 53 53 52 51 49 49 50 49 47 47 49 49 49 50 51 51 52 53  
PWIND DIR W NW NW NW N NW NW SW W  
WIND CHAR GN GN GN GN GN LT GN LT GN  
AVG CLOUDS FW SC FW FW FW SC SC FW FW FW FW FW FW FW FW SC FW SC  
POP 12HR 5 5 5 5 5 0 5 5 5  
 

 
ILZ021-220900-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 60 80 64 82 54  
TEMP 66 62 61 61 72 78 80 76 69 66 65 66 73 79 81 74 65 60 55 56  
DEWPT 62 61 61 61 65 65 64 65 65 64 63 64 69 67 65 60 58 55 53 53  
RH 87 97100100 79 64 58 69 87 93 93 93 87 67 58 62 78 84 93 90  
WIND DIR NE N N N NW NW SW W SW SW SW W W W W NW NW NW W W  
WIND SPD 3 3 1 1 1 2 3 2 1 2 3 4 6 9 11 9 6 5 5 5  
CLOUDS SC SC SC SC B1 SC B1 B1 B1 B1 B1 B1 B1 SC FW FW FW FW CL CL  
POP 12HR 0 0 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS F  
HEAT INDEX 81 81 83  
MAX HEAT 81 81 84  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 52 70 49 71 48 75 52 77  
TEMP 73 69 57 53 69 65 53 52 70 66 53 51 73 69 57 55 76 70  
DEWPT 56 54 52 50 52 51 49 48 50 50 48 47 52 53 50 49 56 56  
PWIND DIR W NW NW NW NW NW NW W W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW SC FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 0 5 5 0 0 0 0 5 5  
 

 
ILZ006-220900-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 60 79 67 80 57  
TEMP 65 63 61 61 73 79 78 75 70 68 67 68 75 80 79 73 64 61 57 58  
DEWPT 61 60 59 60 63 63 64 65 66 65 65 65 67 65 62 59 57 55 54 54  
RH 87 90 93 97 71 58 62 71 87 90 93 90 76 60 56 62 78 81 90 86  
WIND DIR N NE NW NW NW NE SE SE S SW W W W W W NW NW W W W  
WIND SPD 4 3 2 2 2 4 6 4 3 4 5 6 9 10 12 10 9 8 9 9  
CLOUDS FW FW FW FW SC SC SC SC B1 B1 B2 B1 FW FW FW FW FW CL CL CL  
POP 12HR 0 0 10 10 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
OBVIS PF  
HEAT INDEX 81  
MAX HEAT 81 81 82  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 72 54 69 52 70 53 74 57 75  
TEMP 72 69 58 54 68 65 56 54 68 66 57 55 72 69 61 58 75 68  
DEWPT 55 54 52 51 52 52 51 49 49 50 50 50 52 53 51 52 55 56  
PWIND DIR W W NW NW NW NW NW SW SW  
WIND CHAR GN GN GN LT GN LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC SC FW FW FW FW FW FW FW SC SC SC SC  
POP 12HR 5 5 5 5 5 0 5 5 5  
 

 
ILZ021-220900-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 61 81 64 82 54  
TEMP 66 63 62 62 73 79 81 77 68 66 64 65 74 80 82 76 65 60 55 55  
DEWPT 63 61 61 61 65 65 64 65 65 64 62 63 69 69 67 64 59 56 53 53  
RH 90 93 97 97 76 62 56 67 90 93 93 93 84 69 61 66 81 87 93 93  
WIND DIR NE NE NE N NE N N E S SW SW W W W W NW NW NW NW W  
WIND SPD 5 4 2 2 1 2 2 2 1 1 2 3 5 8 10 9 6 5 5 5  
CLOUDS B1 SC SC B1 B1 SC B1 B1 SC B1 B1 B1 B1 SC SC FW FW CL CL CL  
POP 12HR 0 0 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 83 83 84  
MAX HEAT 83 84 85  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 75 51 71 49 72 48 75 52 78  
TEMP 74 70 56 53 69 66 52 51 70 67 52 50 73 70 56 54 76 71  
DEWPT 57 55 52 50 52 52 49 48 50 51 48 46 52 54 49 48 56 56  
PWIND DIR NW NW NW NW NW NW NW SW W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 0 0 0 0 0 0 0 5 5  
 

 
INZ002-220900-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 60 80 63 80 56  
TEMP 66 63 61 62 73 79 80 75 67 65 63 65 74 79 80 76 67 62 57 57  
DEWPT 63 61 60 61 64 64 64 65 65 63 63 63 67 67 65 63 60 57 55 54  
RH 90 93 97 97 73 60 58 71 93 93100 93 79 67 60 64 78 84 93 90  
WIND DIR N N NE E S N N N SE S SW W W W W W NW NW W W  
WIND SPD 4 3 2 1 2 3 4 2 1 2 2 4 6 9 9 5 5 5 5 5  
CLOUDS SC SC SC SC SC SC SC SC SC SC B1 B1 B1 SC SC SC FW FW CL CL  
POP 12HR 0 0 0 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 81 82  
MAX HEAT 81 82  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 73 53 68 52 68 50 73 51 75  
TEMP 72 68 59 54 67 65 56 53 67 63 53 52 71 67 55 54 74 68  
DEWPT 54 53 52 51 50 50 51 51 50 49 48 48 50 51 49 48 53 54  
PWIND DIR W W NW NW NW NW NW S W  
WIND CHAR GN LT GN LT GN LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC SC FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 0 20 20 20 5 0 0 5 5  
RAIN SHWRS S S S S S  
 

 
ILZ005-220900-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 57 80 64 78 53  
TEMP 64 60 57 59 72 78 80 76 68 66 64 65 72 78 77 70 61 58 53 54  
DEWPT 60 59 57 58 63 64 64 64 64 63 63 64 67 64 61 58 55 53 52 51  
RH 87 96100 96 73 62 58 66 87 90 97 97 84 62 58 66 81 83 96 90  
WIND DIR E E N N W W W W SW SW W W W W W NW NW W W W  
WIND SPD 3 2 0 1 1 3 4 2 2 2 3 4 8 10 12 9 5 5 5 5  
CLOUDS FW FW SC SC SC SC SC SC B1 B1 B1 B1 FW FW FW FW FW CL CL CL  
POP 12HR 0 0 20 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS PF PF  
HEAT INDEX 81  
MAX HEAT 82  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 71 50 67 47 69 48 73 52 75  
TEMP 71 67 55 51 66 63 52 49 67 64 51 50 71 68 56 54 73 68  
DEWPT 55 53 50 49 51 51 49 46 49 50 47 47 52 53 49 49 56 57  
PWIND DIR W W NW NW NW NW NW SW W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC FW FW FW FW FW FW FW FW SC SC SC SC  
POP 12HR 0 5 5 0 0 0 5 5 5  
 

 
ILZ008-220900-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 56 82 64 79 52  
TEMP 66 61 57 58 72 79 82 78 68 65 64 65 72 78 77 71 63 58 54 54  
DEWPT 61 60 57 58 63 64 64 65 64 63 63 64 66 64 60 58 55 53 51 51  
RH 84 97100100 73 60 55 64 87 93 97 97 81 62 56 63 75 83 90 90  
WIND DIR E E E N W W W W SW SW W W W W NW NW NW W W W  
WIND SPD 4 3 1 0 1 3 3 2 2 2 3 3 6 10 10 9 5 4 4 5  
CLOUDS FW FW SC SC SC SC B1 B1 SC B2 B2 B1 SC FW FW FW FW FW CL CL  
POP 12HR 0 0 20 10 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS F F  
HEAT INDEX 80 83  
MAX HEAT 81 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 72 49 69 47 70 46 73 51 76  
TEMP 71 68 55 51 67 64 52 48 68 65 51 49 71 69 56 53 74 70  
DEWPT 54 53 50 48 50 50 47 45 48 50 47 45 51 53 49 48 55 56  
PWIND DIR W NW NW NW NW NW NW SW SW  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC FW FW FW FW FW FW FW FW SC SC FW SC  
POP 12HR 0 0 0 0 0 0 5 5 5  
 

 
ILZ011-220900-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 56 82 64 79 52  
TEMP 64 60 56 58 72 79 82 78 68 66 64 65 72 79 78 71 62 58 54 54  
DEWPT 61 58 56 58 64 64 65 65 64 64 63 64 67 65 60 58 55 53 52 51  
RH 90 93100100 76 60 56 64 87 93 97 97 84 62 54 63 78 83 93 90  
WIND DIR E E NE N NW W SW SW SW SW W W W W W NW NW W W W  
WIND SPD 4 3 1 1 1 3 3 2 2 2 3 4 8 10 12 9 5 5 5 5  
CLOUDS FW FW SC SC SC SC B1 B1 SC B1 B2 B1 SC FW FW FW FW CL CL CL  
POP 12HR 0 0 10 10 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
OBVIS F F  
HEAT INDEX 81 84  
MAX HEAT 81 84 81  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 72 50 68 47 70 47 73 52 76  
TEMP 72 68 55 52 67 64 53 49 68 64 51 50 71 68 56 54 74 69  
DEWPT 54 52 50 48 50 49 48 46 48 49 47 46 51 52 49 49 55 55  
PWIND DIR W NW NW NW NW NW NW SW SW  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW SC FW SC  
POP 12HR 0 0 5 0 0 0 5 5 5  
 

 
ILZ010-220900-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 57 82 64 79 52  
TEMP 67 62 58 58 72 80 82 78 69 66 64 65 73 79 78 72 61 58 54 54  
DEWPT 63 61 58 58 64 64 64 65 65 64 64 65 68 65 61 59 56 54 52 52  
RH 87 97100100 76 58 55 64 87 93100100 84 62 56 64 84 86 93 93  
WIND DIR E E NE NE W W W W S SW W W NW W NW NW NW NW W W  
WIND SPD 3 3 1 1 1 3 3 2 1 2 2 3 5 8 10 6 5 3 4 5  
CLOUDS FW FW SC SC SC SC B1 B1 B1 B1 B2 B1 SC FW FW FW FW FW CL CL  
POP 12HR 0 0 10 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
OBVIS F F  
HEAT INDEX 81 83 80  
MAX HEAT 81 83 81 81  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 73 50 69 47 71 46 74 51 77  
TEMP 72 69 55 51 68 65 52 49 69 66 52 49 72 70 57 54 75 71  
DEWPT 55 54 51 49 51 51 48 47 49 51 48 46 52 54 49 49 56 58  
PWIND DIR W NW NW NW NW NW NW SW SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC FW FW FW FW FW FW FW FW SC SC FW SC  
POP 12HR 0 0 0 0 0 0 5 5 5  
 

 
ILZ012-220900-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 59 83 65 81 54  
TEMP 66 62 60 61 75 81 83 78 69 66 65 66 74 80 81 74 63 59 55 56  
DEWPT 62 61 60 60 63 64 64 65 65 64 63 64 68 65 62 58 56 54 52 52  
RH 87 97100 97 66 56 53 64 87 93 93 93 82 60 53 57 78 83 90 86  
WIND DIR NE NE N N NW W SW SW SW SW W W W W W NW NW NW W W  
WIND SPD 4 3 2 2 2 3 3 3 2 2 4 5 8 10 12 10 6 5 5 6  
CLOUDS FW SC SC SC SC SC B1 SC B1 B1 B2 B1 SC FW FW FW FW FW CL CL  
POP 12HR 0 0 10 10 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS PF PF  
HEAT INDEX 83 84 82 82  
MAX HEAT 83 84 82 82  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 73 51 69 49 71 49 75 53 77  
TEMP 73 69 56 53 68 65 54 51 69 66 53 52 73 70 57 56 76 69  
DEWPT 54 53 51 49 50 49 49 48 48 48 47 47 50 51 49 49 54 54  
PWIND DIR W NW NW NW NW NW NW W W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC SC FW FW FW FW FW FW FW SC SC FW SC  
POP 12HR 0 5 5 0 0 0 5 5 5  
 

 
ILZ020-220900-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 58 81 64 81 54  
TEMP 66 61 59 59 72 79 81 77 69 66 65 65 73 80 80 74 64 60 55 55  
DEWPT 62 60 59 59 64 64 64 65 64 64 63 64 68 67 64 59 57 55 53 52  
RH 87 97100100 76 60 56 67 84 93 93 97 84 65 58 59 78 84 93 90  
WIND DIR NE NE N N NW NW SW SW SW SW W W W W W NW NW NW W W  
WIND SPD 4 3 2 2 1 2 3 2 2 2 3 4 6 9 11 9 6 5 5 5  
CLOUDS FW SC SC SC SC SC B1 B1 SC B1 B2 B1 SC SC FW FW FW FW FW CL  
POP 12HR 0 0 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS F  
HEAT INDEX 80 83 82 82  
MAX HEAT 81 83 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 73 52 70 49 71 48 74 52 77  
TEMP 73 70 57 53 68 65 54 51 70 65 53 51 72 69 57 54 75 69  
DEWPT 55 53 51 49 51 50 49 47 49 49 48 47 51 52 49 49 55 56  
PWIND DIR W NW NW NW NW NW NW W W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW SC FW FW FW FW FW FW FW SC SC FW SC  
POP 12HR 0 5 5 0 0 0 0 5 5  
 

 
ILZ013-220900-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 63 83 66 82 56  
TEMP 68 65 64 64 75 82 83 79 71 68 66 67 73 80 81 75 67 62 57 57  
DEWPT 62 62 62 62 64 63 63 65 65 64 64 64 67 64 61 58 56 55 53 53  
RH 81 90 93 93 69 53 51 62 81 87 93 90 81 58 51 55 68 78 86 86  
WIND DIR NE NE N N W W S S SW SW SW W W W W NW NW NW W W  
WIND SPD 4 3 2 2 2 3 4 3 2 3 4 5 8 10 12 10 8 5 5 6  
CLOUDS FW SC SC SC SC SC SC SC B1 B1 B2 B1 SC FW FW FW FW FW CL CL  
POP 12HR 0 0 10 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS PF  
HEAT INDEX 83 84 82 82  
MAX HEAT 83 84 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 73 54 70 52 71 51 75 55 77  
TEMP 73 70 59 55 69 65 56 53 70 67 55 54 73 71 60 57 76 69  
DEWPT 53 52 51 49 49 48 49 48 46 46 48 48 48 49 49 49 52 53  
PWIND DIR W NW NW NW NW NW NW W W  
WIND CHAR GN GN GN LT LT LT LT LT LT  
AVG CLOUDS FW SC FW FW FW SC SC FW FW FW FW FW FW FW SC SC FW SC  
POP 12HR 5 5 5 5 5 0 5 5 5  
 

 
ILZ019-220900-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 59 80 65 81 54  
TEMP 66 62 60 60 72 78 80 78 69 66 65 66 73 79 80 73 64 60 55 56  
DEWPT 63 61 60 60 65 64 64 65 65 63 63 63 67 66 63 59 57 54 52 52  
RH 90 97100100 79 62 58 64 87 90 93 90 81 64 56 62 78 81 90 86  
WIND DIR NE NE N N N W S SW SW SW W W W W W NW NW NW W W  
WIND SPD 4 3 1 1 1 2 2 1 1 1 3 4 6 9 10 9 6 5 5 5  
CLOUDS FW SC SC SC B1 SC B1 B1 B1 B1 B1 B1 SC SC FW FW FW CL CL CL  
POP 12HR 0 0 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS PF F  
HEAT INDEX 82 82  
MAX HEAT 82 82  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 73 52 70 49 71 48 74 52 77  
TEMP 73 69 56 53 68 65 53 51 69 66 52 51 72 69 56 55 75 71  
DEWPT 55 53 51 49 50 50 49 46 48 50 47 46 51 53 49 48 54 55  
PWIND DIR NW NW NW NW NW NW NW SW SW  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW SC  
POP 12HR 0 0 0 0 0 0 0 5 5  
 

 
ILZ106-220900-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 62 82 65 82 55  
TEMP 67 64 63 63 74 80 82 78 70 66 65 66 73 80 81 75 66 61 56 56  
DEWPT 63 62 62 62 65 64 64 66 65 65 64 65 68 68 65 60 58 56 54 53  
RH 87 93 97 97 74 58 55 67 84 97 97 97 84 67 58 60 75 84 93 90  
WIND DIR NE NE N N NW W W W SW SW SW W W W W NW NW NW W W  
WIND SPD 4 3 2 1 1 3 3 2 1 2 3 4 6 9 11 9 6 5 5 5  
CLOUDS SC SC SC SC B1 SC SC SC B1 B1 B2 B1 SC SC SC FW FW FW FW CL  
POP 12HR 0 0 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
OBVIS F  
HEAT INDEX 82 83 82 83  
MAX HEAT 83 84 82 84  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 53 70 50 72 49 75 53 77  
TEMP 73 70 58 54 69 65 54 52 70 66 53 52 73 69 57 55 76 69  
DEWPT 56 54 53 50 51 50 50 49 49 49 48 48 51 52 50 50 55 56  
PWIND DIR W W NW NW NW NW NW SW W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC SC FW FW FW FW FW FW FW SC SC FW SC  
POP 12HR 0 5 5 0 5 0 5 5 5  
 

 
ILZ023-220900-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 61 81 63 81 53  
TEMP 67 63 62 62 74 80 81 77 68 65 63 64 74 79 81 76 66 60 55 55  
DEWPT 62 61 61 61 64 64 64 65 65 64 63 63 67 68 66 62 59 56 54 53  
RH 84 93 97 97 71 58 56 67 90 97100 97 79 69 60 62 78 87 96 93  
WIND DIR NE NE NE N E NE N N SW SW W W W W W NW NW NW NW W  
WIND SPD 4 3 1 1 1 2 3 2 1 1 2 2 5 6 9 6 5 4 4 4  
CLOUDS B2 SC SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW CL  
POP 12HR 0 0 0 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 81 83 83  
MAX HEAT 81 83 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 51 70 49 71 47 75 50 78  
TEMP 73 69 56 52 69 65 52 51 70 65 51 50 73 69 55 53 76 70  
DEWPT 56 54 52 50 51 50 50 48 48 49 48 47 50 52 49 48 54 55  
PWIND DIR NW NW NW NW NW NW NW S W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 0 5 5 0 0 0 0 5 5  
 

 
ILZ033-220900-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 60 81 62 82 54  
TEMP 67 63 61 61 73 79 81 77 69 65 63 64 75 80 82 78 67 61 55 55  
DEWPT 64 61 60 60 64 64 63 65 64 62 61 62 66 67 65 62 59 56 54 53  
RH 90 93 97 97 73 60 54 67 84 90 93 93 74 65 56 58 75 84 96 93  
WIND DIR NE NE NE N E NE NE NE N SW W W W W W NW NW NW NW NW  
WIND SPD 4 4 2 1 1 2 3 2 1 1 2 2 4 5 6 5 4 4 4 4  
CLOUDS B1 SC SC B1 B1 SC SC B1 SC SC B1 B1 B1 B1 SC SC FW CL FW CL  
POP 12HR 0 0 0 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 81 83 82 84  
MAX HEAT 82 83 82 85  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 75 51 71 48 72 47 75 50 79  
TEMP 74 70 56 53 70 66 52 51 71 66 51 50 73 70 54 54 77 71  
DEWPT 55 52 52 50 50 48 48 47 47 47 46 46 49 49 47 46 52 53  
PWIND DIR NW NW NW NW NW NW NW S SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 0 0 5 0 0 0 0 5 5  
 

 
ILZ039-220900-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 60 83 63 83 54  
TEMP 68 64 61 61 73 81 83 79 70 66 63 65 76 81 83 79 68 62 55 56  
DEWPT 63 62 61 61 64 63 63 64 64 63 62 62 66 67 66 63 59 57 54 53  
RH 84 93100100 73 54 51 60 81 90 97 90 71 63 57 58 73 84 96 90  
WIND DIR NE NE NE NE NE NE NE NE NE W W W W W W NW NW NW NW NW  
WIND SPD 5 4 2 2 2 3 4 2 1 1 2 3 5 6 9 8 5 5 5 5  
CLOUDS B1 SC SC SC B1 SC SC B1 B1 B1 SC B1 B1 B1 SC SC FW FW CL CL  
POP 12HR 0 0 0 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
TSTMS S S  
OBVIS F  
HEAT INDEX 82 84 84 85  
MAX HEAT 82 84 84 86  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 76 52 73 49 74 48 76 51 80  
TEMP 75 71 58 53 71 67 53 51 72 67 53 51 74 70 56 55 78 72  
DEWPT 54 53 52 50 50 49 49 47 48 47 47 46 49 50 48 46 52 53  
PWIND DIR NW NW NW NW NW N NW S SW  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW SC  
POP 12HR 0 0 0 0 0 0 0 5 5  
 

 
INZ001-220900-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 61 80 63 81 55  
TEMP 67 64 62 62 74 79 80 76 67 64 63 65 74 79 80 75 67 62 57 56  
DEWPT 63 62 61 61 65 64 64 65 65 64 63 63 67 68 65 62 58 56 54 53  
RH 87 93 97 97 74 60 58 69 93100100 93 79 69 60 64 73 81 90 90  
WIND DIR N N E SE SE N N NE SE SW W W W W W W NW NW W W  
WIND SPD 4 3 2 1 2 3 4 3 1 2 2 3 5 8 9 6 5 5 5 5  
CLOUDS B1 SC SC B1 SC SC SC SC FW B1 B1 B1 B1 SC SC FW FW CL FW CL  
POP 12HR 0 0 5 20 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 81 82 82  
MAX HEAT 81 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 73 53 69 51 69 50 73 51 76  
TEMP 72 68 59 53 68 65 55 53 68 63 54 52 72 67 56 54 75 68  
DEWPT 55 53 52 50 51 50 50 49 50 49 48 48 50 51 49 48 53 54  
PWIND DIR W W NW NW N NW NW S W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW  
POP 12HR 0 10 5 10 5 0 0 5 5  
 

 
INZ010-220900-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 59 81 62 81 53  
TEMP 66 62 60 61 73 78 81 76 67 64 63 63 75 80 81 76 67 61 55 55  
DEWPT 63 62 60 61 64 63 63 64 64 62 61 62 67 67 66 63 60 56 54 53  
RH 90100100100 73 60 54 66 90 93 93 97 76 65 60 64 78 84 96 93  
WIND DIR NE NE NE NE E NE NE NE S SW W W W W W NW NW NW NW NW  
WIND SPD 4 4 2 1 1 2 3 2 1 1 1 2 4 5 6 5 4 3 3 4  
CLOUDS B2 SC SC B1 B1 SC B1 B1 SC SC B1 B1 B1 B1 SC SC FW CL FW CL  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 82 82 83  
MAX HEAT 82 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 51 70 48 71 47 74 50 77  
TEMP 74 69 56 52 69 65 52 50 70 64 51 50 72 68 54 53 76 70  
DEWPT 55 53 52 50 50 49 48 48 48 47 46 46 49 50 47 46 51 54  
PWIND DIR NW W NW NW NW NW NW SE SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC  
POP 12HR 0 0 5 0 0 0 0 5 5  
 

 
INZ011-220900-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
915 PM CDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 59 81 62 81 54  
TEMP 66 63 60 61 72 78 81 76 68 65 63 64 75 79 81 76 69 61 56 55  
DEWPT 63 62 60 61 64 63 63 64 64 62 62 62 67 68 66 64 60 56 54 53  
RH 90 97100100 76 60 54 66 87 90 97 93 76 69 60 66 73 84 93 93  
WIND DIR N NE NE NE SE NE N N SE SW W W W W W W NW NW W W  
WIND SPD 4 4 2 1 2 2 3 2 1 1 2 2 5 6 8 5 4 4 4 4  
CLOUDS B2 SC SC B1 B1 SC B1 SC SC SC B1 B1 B1 B1 SC SC FW CL FW CL  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 82 83  
MAX HEAT 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 51 70 49 70 47 74 50 77  
TEMP 73 68 57 52 69 64 53 51 69 63 51 50 72 67 53 53 76 68  
DEWPT 55 53 52 50 51 49 48 48 51 48 46 46 50 50 47 46 52 53  
PWIND DIR W W NW NW NW NW NW SE W  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW SC  
POP 12HR 0 5 5 5 0 0 0 5 5  
 

 
INZ019-220900-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
1015 PM EDT THU AUG 21 2025  
 
DATE 08/21/25 FRI 08/22/25 SAT 08/23/25 SUN  
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 59 80 62 80 54  
TEMP 66 63 59 60 72 78 80 76 67 65 63 64 75 80 80 77 69 62 56 56  
DEWPT 63 62 59 60 64 64 63 64 63 62 62 63 67 67 66 64 60 57 54 53  
RH 90 97100100 76 62 56 66 87 90 97 97 76 65 62 64 73 84 93 90  
WIND DIR NE NE NE NE E NE NE NE NE SW W W W W W NW NW NW NW NW  
WIND SPD 5 4 2 1 2 3 4 2 1 1 1 2 4 5 6 5 4 4 4 4  
CLOUDS B1 SC SC B1 B1 SC B1 B1 SC SC SC B1 B1 B1 SC SC FW FW FW CL  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
TSTMS S S  
OBVIS PF F  
HEAT INDEX 81 82 82  
MAX HEAT 81 82 83  
 
DATE 08/24 MON 08/25/25 TUE 08/26/25 WED 08/27/25 THU 08/28/25  
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 74 52 70 49 71 47 74 51 77  
TEMP 73 69 57 53 69 65 53 51 69 64 51 50 72 68 54 54 75 70  
DEWPT 55 53 52 50 50 49 48 48 49 47 46 46 50 50 47 46 52 54  
PWIND DIR NW NW NW NW NW N NW SE SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW SC  
POP 12HR 0 0 5 0 0 0 0 5 5  
 

 
 
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