411  
FOUS53 KLOT 151315  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
815 AM CDT THU MAY 15 2025  
 
ILZ104-152100-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 91 62 88 55 69  
TEMP 78 84 91 83 72 67 63 66 79 86 87 78 70 63 58 56 61 65 69 67  
DEWPT 64 65 65 65 60 54 52 52 49 45 44 52 53 48 45 44 46 46 47 46  
RH 62 53 42 55 66 63 67 61 35 24 22 40 55 58 62 64 58 50 45 47  
WIND DIR SE S S S SW W SW S SW SW SW SW SW W W W W W W W  
WIND SPD 12 18 20 21 13 9 8 11 19 26 28 24 14 14 16 17 20 21 20 16  
WIND GUST 28 31 33 29 39 42 36 31 32 31  
CLOUDS B1 SC SC B2 SC FW CL CL FW FW SC SC SC SC SC SC B1 B1 SC SC  
POP 12HR 50 50 20 40 5  
QPF 12HR 0.03 0.17 0.06 0.08 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C S  
TSTMS C S C S  
HEAT INDEX 86 93 85  
MAX HEAT 86 93 83 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 51 64 45 63 50 65 55 68  
TEMP 57 52 63 54 45 46 61 58 51 52 62 62 57 55 66 65  
DEWPT 45 43 43 39 38 40 43 42 44 43 48 50 51 52 55 51  
PWIND DIR NW NE NE NE E E SE SW  
WIND CHAR GN GN GN GN GN BZ GN BZ  
AVG CLOUDS SC SC SC FW FW SC B1 SC B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 40 70 80 50  
RAIN SHWRS S S C L L D L C C  
TSTMS S  
 
 
ILZ003-152100-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 92 59 85 53 67  
TEMP 77 85 92 82 69 64 59 64 77 85 83 75 64 58 55 54 58 63 66 65  
DEWPT 66 67 65 60 54 51 49 49 49 45 44 49 49 44 43 44 44 45 45 44  
RH 69 55 41 47 59 63 69 58 37 25 25 40 58 59 64 69 59 52 47 46  
WIND DIR SE S S SW SW SW S S SW SW SW SW W W W W W W W NW  
WIND SPD 16 20 23 23 12 6 9 12 21 27 28 21 16 14 17 19 20 21 20 16  
WIND GUST 31 33 34 33 41 42 33 31 32 31  
CLOUDS B1 SC B1 B1 FW CL CL CL FW SC SC SC SC SC SC B1 B1 B1 SC SC  
POP 12HR 40 5 20 10 5  
QPF 12HR 0.09 0 0.04 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S  
TSTMS C S  
OBVIS BD BD  
HEAT INDEX 88 94 82  
MAX HEAT 88 94 82 82  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 47 70 42 68 50 68 54 66  
TEMP 52 48 66 65 44 43 66 64 50 51 65 63 56 55 63 63  
DEWPT 43 42 45 43 36 36 43 40 41 45 48 49 51 52 54 50  
PWIND DIR NW N E E E E SE SW  
WIND CHAR GN GN GN BZ GN BZ BZ BZ  
AVG CLOUDS SC SC SC SC FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 10 20 60 80 80 50  
RAIN SHWRS S S C L D D D L C C  
TSTMS C  
 
 
ILZ104-152100-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 91 63 88 56 69  
TEMP 78 85 91 83 72 68 64 67 79 86 87 78 70 64 58 57 61 65 69 67  
DEWPT 64 65 65 65 61 54 53 53 49 45 44 53 54 50 45 45 46 46 47 46  
RH 62 51 42 55 68 61 67 61 35 24 22 42 57 60 62 64 58 50 45 47  
WIND DIR S S S S SW W S S S S SW SW SW W W W W W W W  
WIND SPD 12 18 20 21 13 9 8 11 19 26 28 24 14 14 16 17 20 21 20 16  
WIND GUST 28 31 33 29 39 42 36 31 32 31  
CLOUDS B1 SC SC B2 SC FW CL CL FW FW B1 SC SC SC SC SC SC B1 SC SC  
POP 12HR 50 50 20 40 5  
QPF 12HR 0.02 0.19 0.03 0.05 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C S  
TSTMS C S C S  
HEAT INDEX 87 93 85  
MAX HEAT 87 93 83 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 52 62 45 62 52 64 55 68  
TEMP 57 52 62 53 47 46 60 58 53 53 61 62 59 56 66 65  
DEWPT 45 44 43 39 39 41 44 44 46 43 48 50 51 53 55 51  
PWIND DIR NW NE NE NE E E SE SW  
WIND CHAR GN GN GN GN GN BZ GN BZ  
AVG CLOUDS SC SC SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 40 70 80 50  
RAIN SHWRS S S C L L D L C C  
TSTMS S  
 
 
ILZ021-152100-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 93 61 89 55 70  
TEMP 77 87 93 84 71 65 61 66 81 88 88 80 69 63 57 57 62 66 70 68  
DEWPT 67 68 66 66 58 52 51 52 49 46 46 54 55 48 45 45 47 48 49 47  
RH 71 53 41 55 63 63 70 61 33 23 23 41 61 58 64 64 58 52 47 47  
WIND DIR S S S SW W SW S S SW S SW SW SW W W W W W W W  
WIND SPD 14 19 23 21 12 6 6 11 18 25 26 21 14 13 14 18 19 20 19 14  
WIND GUST 29 33 33 28 37 39 33 29 31 29 25  
CLOUDS B1 SC SC B1 FW CL CL CL CL FW B1 SC SC SC SC SC SC SC SC FW  
POP 12HR 50 20 20 30 0  
QPF 12HR 0.02 0.02 0.01 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C S  
TSTMS S S S C  
OBVIS BD BD  
HEAT INDEX 91 96 86 80  
MAX HEAT 91 96 85 86  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 51 74 45 70 53 71 56 69  
TEMP 56 52 71 66 48 47 68 67 54 54 67 68 60 57 67 65  
DEWPT 45 45 49 44 38 40 48 46 46 45 53 54 54 56 58 54  
PWIND DIR NW N NE E E E SE SW  
WIND CHAR GN LT GN GN GN BZ GN BZ  
AVG CLOUDS FW FW SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 10 20 50 80 80 50  
RAIN SHWRS S S C C L D D L C C  
TSTMS C S S  
 
 
ILZ006-152100-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 59 86 53 66  
TEMP 65 71 75 77 68 62 59 64 77 84 84 75 65 59 55 54 58 63 66 63  
DEWPT 59 63 62 62 59 53 51 51 50 46 46 51 53 48 45 45 47 47 48 47  
RH 81 76 64 60 73 72 75 63 39 27 27 43 65 67 69 71 67 56 52 56  
WIND DIR SE SE SE S SW W SW S S S SW SW SW W W W W W W W  
WIND SPD 10 16 18 18 13 9 8 10 19 26 28 24 14 14 16 17 20 21 20 14  
WIND GUST 26 28 29 39 42 36 31 32 31  
CLOUDS B1 SC B1 B2 SC FW CL CL FW FW B1 SC SC SC SC B1 B1 B1 SC SC  
POP 12HR 40 50 30 40 5  
QPF 12HR 0.18 0.32 0.11 0.08 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C S  
TSTMS C S C  
OBVIS PF  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 47 57 43 57 47 57 51 66  
TEMP 52 49 57 50 44 45 55 53 49 49 55 55 52 52 63 62  
DEWPT 44 42 43 39 38 39 42 41 42 43 47 47 48 50 53 51  
PWIND DIR NW NE NE NE E E E S  
WIND CHAR GN GN GN GN GN BZ BZ BZ  
AVG CLOUDS SC SC B1 SC FW SC B1 B1 B1 B2 B2 B2 B2 OV B2 B1  
POP 12HR 0 0 5 20 40 70 80 60  
RAIN SHWRS S S C L L D L L C  
TSTMS S  
 
 
ILZ021-152100-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 93 61 89 55 72  
TEMP 79 89 93 83 71 66 61 66 80 88 88 79 68 62 57 57 63 68 72 70  
DEWPT 68 69 66 66 57 50 49 51 49 46 48 56 54 48 44 44 47 49 48 47  
RH 69 52 41 57 61 56 65 58 34 23 25 45 61 60 62 62 56 51 42 44  
WIND DIR S S S SW SW SW S S SW S SW SW W W W W W W W W  
WIND SPD 16 20 24 23 12 8 9 12 18 24 26 23 14 13 16 18 20 21 20 14  
WIND GUST 31 35 34 28 36 39 34 31 32 31 25  
CLOUDS B1 SC B1 B1 FW CL CL CL CL FW B1 SC FW FW FW FW SC SC FW FW  
POP 12HR 50 20 20 30 0  
QPF 12HR 0.08 0.02 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S S C S  
TSTMS C S S C  
OBVIS BD BD  
HEAT INDEX 93 96 85  
MAX HEAT 94 97 85 86  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 77 46 72 55 73 57 70  
TEMP 53 52 72 72 48 48 68 69 57 56 69 70 60 59 68 67  
DEWPT 45 45 49 47 39 41 50 49 48 48 56 57 55 57 58 54  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR LT LT GN GN GN BZ BZ BZ  
AVG CLOUDS FW FW SC FW SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 10 30 50 80 80 50  
RAIN SHWRS C S C C L D D L C C  
TSTMS S C S S  
 
 
INZ002-152100-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 89 61 86 55 69  
TEMP 76 83 89 82 72 66 61 65 78 85 85 76 67 63 57 57 63 66 69 67  
DEWPT 66 66 67 67 64 57 54 54 52 47 48 53 56 54 48 46 46 47 46 45  
RH 71 57 48 61 76 73 78 68 40 27 28 45 68 72 72 67 54 50 44 45  
WIND DIR S S S S SW W SW S S S S S SW SW W W W W W W  
WIND SPD 11 16 18 18 13 8 5 9 14 19 23 18 13 10 13 14 18 19 17 12  
WIND GUST 26 28 28 25 29 34 28 29  
CLOUDS SC SC SC B1 B1 FW CL CL CL FW SC B1 SC FW SC FW SC B1 SC SC  
POP 12HR 20 50 20 60 5  
QPF 12HR 0.01 0.35 0.03 0.03 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S S L C  
TSTMS C S S C C  
HEAT INDEX 85 92 85  
MAX HEAT 85 92 83 83  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 62 43 67 49 68 54 71  
TEMP 54 51 62 54 44 46 66 63 54 51 65 66 58 55 70 68  
DEWPT 45 45 44 39 39 41 46 45 43 39 48 49 49 53 56 52  
PWIND DIR NW N N NE E SE SE S  
WIND CHAR LT GN LT GN GN GN GN GN  
AVG CLOUDS SC SC SC FW FW SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 40 60 80 60  
RAIN SHWRS S S C C L D D L L  
TSTMS S  
 
 
ILZ005-152100-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 88 58 85 53 65  
TEMP 75 83 88 81 68 62 58 63 77 84 83 75 65 58 55 54 58 62 65 64  
DEWPT 65 66 66 64 56 52 51 51 49 46 45 52 52 46 45 44 47 49 49 47  
RH 71 57 48 56 65 70 77 65 37 27 26 45 63 64 69 69 67 62 56 54  
WIND DIR SE S S S SW W S S SW SW SW SW W W W W W W W W  
WIND SPD 13 18 20 20 12 9 8 12 20 27 28 20 14 14 16 17 20 21 20 14  
WIND GUST 28 31 32 32 41 42 32 31 33 31 25  
CLOUDS B1 SC B1 B1 FW CL CL CL FW FW SC SC SC SC SC B1 B1 B1 SC SC  
POP 12HR 50 30 30 30 5  
QPF 12HR 0.25 0.05 0.08 0.04 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S C S  
TSTMS S C S C  
OBVIS BD BD  
HEAT INDEX 85 90 83  
MAX HEAT 85 90 82 82  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 47 67 40 64 47 65 52 66  
TEMP 51 49 65 58 41 42 61 58 47 50 62 62 54 53 62 63  
DEWPT 44 43 47 42 37 37 44 42 42 43 49 50 50 52 56 52  
PWIND DIR NW NE NE E E E SE SW  
WIND CHAR GN GN GN GN GN BZ BZ BZ  
AVG CLOUDS SC SC SC SC FW SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 50 80 80 50  
RAIN SHWRS S S C L D D L C C  
TSTMS S  
 
 
ILZ008-152100-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 92 58 86 53 68  
TEMP 77 86 92 81 68 62 58 64 78 85 83 75 65 59 55 54 59 64 68 66  
DEWPT 66 67 64 59 54 51 49 49 49 46 45 50 48 43 43 43 45 46 45 45  
RH 69 53 40 47 61 67 72 58 36 26 26 41 54 55 64 66 60 52 43 47  
WIND DIR SE S S SW SW SW S S SW SW SW SW W W W W W W W NW  
WIND SPD 17 20 23 23 12 6 9 12 20 26 27 21 16 14 17 19 19 21 20 14  
WIND GUST 31 33 34 32 39 41 33 29 32 31  
CLOUDS B1 SC SC SC FW CL CL CL FW SC SC SC SC SC SC SC B1 B1 SC SC  
POP 12HR 30 5 20 10 0  
QPF 12HR 0.03 0 0.07 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S  
TSTMS C S  
OBVIS BD BD  
HEAT INDEX 89 94 81  
MAX HEAT 89 94 82 83  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 48 72 43 69 52 68 54 66  
TEMP 53 49 68 68 46 44 66 65 52 53 66 64 57 55 64 63  
DEWPT 43 42 46 44 37 36 44 42 42 46 50 51 52 54 55 51  
PWIND DIR NW N E E E E SE SW  
WIND CHAR LT LT GN GN GN BZ GN BZ  
AVG CLOUDS SC FW SC SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 10 20 60 80 80 50  
RAIN SHWRS S S C L D D D L C C  
TSTMS C S S  
 
 
ILZ011-152100-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 91 60 86 53 67  
TEMP 76 84 91 81 68 63 60 64 78 86 84 76 66 59 55 54 58 64 66 65  
DEWPT 67 69 67 64 57 52 51 51 50 45 44 51 51 45 44 44 46 47 47 46  
RH 74 61 45 56 68 67 72 63 37 24 25 42 58 60 66 69 64 54 50 50  
WIND DIR S S S SW SW W S S S SW SW SW W W W W W W W NW  
WIND SPD 16 20 23 23 12 8 8 13 20 26 28 23 14 14 16 18 20 20 20 16  
WIND GUST 31 33 34 32 40 42 34 31 31 31  
CLOUDS B1 SC B1 B1 FW CL CL CL FW FW SC SC SC SC SC SC B1 B1 SC SC  
POP 12HR 50 10 20 20 5  
QPF 12HR 0.06 0 0.11 0.02 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
TSTMS S S S  
OBVIS BD BD  
HEAT INDEX 88 94 83  
MAX HEAT 88 94 83 83  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 48 70 43 66 50 67 54 66  
TEMP 53 49 67 63 45 45 64 61 50 51 65 63 57 55 65 63  
DEWPT 44 43 46 44 37 37 44 43 43 45 50 52 52 53 56 52  
PWIND DIR NW N NE E E E SE SW  
WIND CHAR GN GN GN GN GN BZ BZ BZ  
AVG CLOUDS SC SC SC SC FW SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 50 80 80 50  
RAIN SHWRS S S C C L D D L C C  
TSTMS C  
 
 
ILZ010-152100-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 92 59 85 52 68  
TEMP 76 87 92 82 69 63 59 64 78 85 83 75 64 58 54 53 58 64 68 66  
DEWPT 67 68 65 55 52 51 49 49 48 46 45 51 49 44 43 44 46 47 47 46  
RH 74 53 41 40 55 65 69 58 35 26 26 43 58 59 66 71 64 54 47 48  
WIND DIR SE S S SW W SW S S SW SW SW SW W W W W W W W NW  
WIND SPD 16 20 23 23 11 6 9 12 20 26 27 21 14 14 17 18 20 21 20 13  
WIND GUST 31 33 34 32 39 41 33 32 31  
CLOUDS B1 SC SC SC FW CL CL CL FW SC SC SC SC SC SC SC B1 SC SC SC  
POP 12HR 30 0 20 10 0  
QPF 12HR 0.02 0 0.05 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S S  
TSTMS C S S  
OBVIS BD BD  
HEAT INDEX 91 94  
MAX HEAT 91 95 82 83  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 47 72 44 70 52 69 54 66  
TEMP 52 49 68 68 48 46 66 67 53 53 66 65 57 55 64 63  
DEWPT 44 43 48 46 39 38 46 44 45 48 52 53 54 55 56 53  
PWIND DIR NW N E E E SE SE SW  
WIND CHAR LT LT GN GN GN BZ GN BZ  
AVG CLOUDS FW FW SC FW SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 10 30 60 80 80 50  
RAIN SHWRS C S C L D D D L C C  
TSTMS S C S S  
 
 
ILZ012-152100-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 92 59 88 53 68  
TEMP 77 84 92 82 69 64 60 65 78 86 86 77 67 60 55 55 60 65 68 66  
DEWPT 66 67 66 65 58 53 52 52 50 46 43 53 54 48 45 45 47 48 49 47  
RH 69 57 43 56 68 67 75 63 37 25 22 43 63 64 69 69 62 54 51 50  
WIND DIR S S S SW SW W S S S SW SW SW SW W W W W W W W  
WIND SPD 13 18 21 23 12 8 6 11 19 26 28 23 14 14 16 18 20 21 20 16  
WIND GUST 25 28 32 34 29 39 42 34 31 32 31  
CLOUDS B1 SC SC B1 FW CL CL CL FW FW SC SC SC SC SC SC B1 B1 SC SC  
POP 12HR 50 30 20 30 5  
QPF 12HR 0.06 0.04 0.05 0.04 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S C S  
TSTMS S C S C  
HEAT INDEX 87 95 84  
MAX HEAT 87 95 84 84  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 70 43 66 50 67 54 67  
TEMP 54 51 68 60 45 45 64 61 51 52 65 64 58 55 65 64  
DEWPT 45 44 47 42 37 39 45 44 44 45 50 52 52 54 57 53  
PWIND DIR NW NE NE E E E SE SW  
WIND CHAR GN GN GN GN GN BZ BZ BZ  
AVG CLOUDS SC SC SC SC FW SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 50 80 80 50  
RAIN SHWRS S S S C L D D L C C  
TSTMS S  
 
 
ILZ020-152100-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 91 60 88 54 69  
TEMP 77 85 91 82 69 64 61 65 79 87 86 77 67 60 56 55 61 66 69 67  
DEWPT 67 68 66 66 57 52 51 52 50 45 45 54 54 48 45 45 47 48 48 46  
RH 71 57 44 58 66 65 70 63 36 23 24 45 63 64 66 69 60 52 47 47  
WIND DIR SE S S SW SW SW S S SW SW SW SW SW W W W W W W W  
WIND SPD 14 19 23 21 12 6 6 11 19 25 27 23 14 13 16 18 20 20 19 14  
WIND GUST 25 29 33 33 29 37 41 34 31 31 29 25  
CLOUDS B1 SC SC B1 FW CL CL CL CL FW B1 SC SC SC SC SC SC SC SC SC  
POP 12HR 50 20 20 30 0  
QPF 12HR 0.04 0.02 0.01 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C S  
TSTMS S S S C  
OBVIS BD BD  
HEAT INDEX 88 94 84  
MAX HEAT 88 94 84 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 72 44 69 52 69 55 68  
TEMP 54 51 70 64 47 46 66 65 53 54 67 66 59 56 66 65  
DEWPT 45 44 48 44 38 39 47 45 45 45 51 53 53 55 58 53  
PWIND DIR NW N NE E E E SE SW  
WIND CHAR GN GN GN GN GN BZ GN BZ  
AVG CLOUDS SC FW SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 10 20 50 80 80 50  
RAIN SHWRS S S C C L D D L C C  
TSTMS C S S  
 
 
ILZ013-152100-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 91 62 88 55 69  
TEMP 77 84 91 82 70 66 62 66 79 87 87 78 70 63 57 56 61 65 69 67  
DEWPT 65 66 66 65 58 53 52 52 49 44 44 53 54 48 45 44 46 47 47 46  
RH 67 55 44 56 66 63 70 61 35 22 22 42 57 58 64 64 58 52 45 47  
WIND DIR S S S S SW W S S SW SW SW SW SW W W W W W W W  
WIND SPD 12 18 20 21 12 9 6 10 19 26 28 23 14 14 16 17 20 21 20 16  
WIND GUST 28 31 33 29 39 42 34 31 33 31 26  
CLOUDS B1 SC SC B1 SC CL CL CL FW FW SC SC SC SC SC SC B1 B1 SC SC  
POP 12HR 50 50 20 40 5  
QPF 12HR 0.04 0.09 0.03 0.06 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C S  
TSTMS C S C  
HEAT INDEX 86 94 83  
MAX HEAT 86 94 84 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 51 68 45 65 51 66 55 68  
TEMP 56 52 67 58 46 46 63 61 52 54 65 64 59 56 65 65  
DEWPT 45 43 44 40 37 39 44 42 44 43 48 50 52 54 56 52  
PWIND DIR NW NE NE NE E E SE SW  
WIND CHAR GN GN GN GN GN BZ GN BZ  
AVG CLOUDS SC SC SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 50 70 80 50  
RAIN SHWRS S S S C L L D L C C  
TSTMS S  
 
 
ILZ019-152100-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 93 61 88 55 70  
TEMP 77 88 93 83 70 65 61 66 80 87 87 79 69 62 57 56 61 66 70 68  
DEWPT 67 68 65 64 57 50 49 49 48 45 46 53 51 45 43 43 45 46 46 45  
RH 71 52 40 53 63 58 65 54 33 23 24 41 53 54 59 62 56 48 42 43  
WIND DIR SE S S SW SW SW S S SW SW SW SW W W W W W W W W  
WIND SPD 16 19 23 23 11 8 8 11 18 25 26 23 16 14 16 17 19 20 19 14  
WIND GUST 29 33 34 28 37 39 34 27 29 31 29 25  
CLOUDS B1 SC SC SC FW CL CL CL CL FW B1 SC FW SC SC FW SC SC FW FW  
POP 12HR 40 10 20 20 0  
QPF 12HR 0.01 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
TSTMS S S S  
OBVIS BD BD  
HEAT INDEX 92 95 84  
MAX HEAT 92 96 84 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 75 46 70 54 71 57 69  
TEMP 55 52 71 71 49 47 65 67 55 55 66 68 60 58 66 66  
DEWPT 43 43 47 45 37 39 45 45 45 46 52 53 53 55 56 52  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR GN LT GN GN GN BZ BZ BZ  
AVG CLOUDS FW FW FW FW SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 10 20 50 80 80 50  
RAIN SHWRS S S C C L D D L C C  
TSTMS S C S S  
 
 
ILZ106-152100-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 91 62 88 55 69  
TEMP 78 85 91 83 71 66 62 66 80 87 87 78 68 63 57 56 61 65 69 67  
DEWPT 67 68 67 66 59 53 52 53 50 47 47 55 56 50 46 46 48 49 49 47  
RH 69 57 45 57 66 63 70 63 35 25 25 45 65 62 67 69 62 56 49 49  
WIND DIR S S S SW SW SW S S S SW SW SW SW W W W W W W W  
WIND SPD 13 18 21 21 11 6 6 10 18 25 26 21 13 13 16 17 19 20 19 14  
WIND GUST 28 32 33 28 37 39 33 24 29 31 29 25  
CLOUDS B1 SC SC B1 SC CL CL CL CL FW B1 SC SC SC SC SC SC B1 SC SC  
POP 12HR 50 40 20 30 0  
QPF 12HR 0.03 0.07 0 0.02 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S C S  
TSTMS S C S C  
OBVIS BD BD  
HEAT INDEX 88 94 85 80  
MAX HEAT 88 94 84 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 51 71 45 69 52 69 56 69  
TEMP 55 52 70 61 48 47 66 64 53 53 66 67 60 57 67 66  
DEWPT 46 46 48 43 39 41 47 46 46 45 51 53 54 56 58 54  
PWIND DIR NW N NE E E E SE SW  
WIND CHAR GN GN GN GN GN BZ GN BZ  
AVG CLOUDS FW FW SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 5 20 50 70 80 50  
RAIN SHWRS S S S C L L D L C C  
TSTMS C S S  
 
 
ILZ023-152100-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 92 62 88 55 70  
TEMP 76 86 92 82 72 66 62 66 79 86 87 78 68 62 57 57 62 67 70 67  
DEWPT 67 68 67 67 63 53 52 53 51 46 47 56 55 51 45 45 47 48 47 46  
RH 74 55 44 61 73 63 70 63 38 25 25 47 63 67 64 64 58 50 44 47  
WIND DIR S S S SW SW W SW S S S SW SW SW W W W W W W W  
WIND SPD 13 17 20 20 12 8 6 10 16 21 25 20 13 11 14 16 19 20 19 13  
WIND GUST 24 27 31 32 26 33 37 32 31 29  
CLOUDS B1 SC B1 B1 SC FW CL CL CL FW B1 SC FW FW SC FW SC SC SC FW  
POP 12HR 40 50 20 40 0  
QPF 12HR 0.05 0.19 0.03 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S C S  
TSTMS S C S C S  
HEAT INDEX 89 96 85  
MAX HEAT 89 96 83 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 72 45 69 52 70 55 69  
TEMP 53 51 70 61 46 47 66 64 54 53 66 67 59 56 67 66  
DEWPT 46 46 48 44 39 41 49 47 47 44 53 54 53 56 58 54  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR LT LT GN GN GN GN GN GN  
AVG CLOUDS FW FW SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 5 20 40 70 80 50  
RAIN SHWRS S S S C L L D L C C  
TSTMS S S S  
 
 
ILZ033-152100-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 91 61 88 55 71  
TEMP 76 86 91 83 73 67 62 66 80 87 86 76 66 62 57 57 63 68 71 68  
DEWPT 67 68 67 68 64 54 52 54 52 47 49 56 56 52 45 44 46 48 47 46  
RH 74 55 45 61 73 63 70 65 38 25 28 50 70 70 64 62 54 49 42 45  
WIND DIR S S S SW SW W SW S SW S S SW SW W W W W W W W  
WIND SPD 13 17 20 21 12 8 8 10 14 20 24 18 13 10 13 14 18 19 18 12  
WIND GUST 24 27 31 33 25 32 36 28 29 28  
CLOUDS B1 SC B1 B1 SC FW CL CL CL CL B1 B1 FW FW FW FW SC SC FW FW  
POP 12HR 40 50 30 40 0  
QPF 12HR 0.14 0.16 0.09 0.02 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C C  
TSTMS S C C C S  
HEAT INDEX 89 94 86 80  
MAX HEAT 90 94 84 85  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 74 45 71 53 71 56 70  
TEMP 54 52 71 66 48 47 68 66 55 54 68 69 60 57 69 65  
DEWPT 45 46 48 45 39 41 49 48 46 45 54 54 53 57 58 54  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR LT LT LT GN GN GN GN GN  
AVG CLOUDS FW FW SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 10 20 40 70 80 50  
RAIN SHWRS S S S C L L D L C C  
TSTMS C S S  
 
 
ILZ039-152100-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 92 61 89 56 73  
TEMP 77 88 92 82 72 66 62 67 80 88 86 76 68 64 58 58 65 69 73 70  
DEWPT 67 69 68 68 63 54 52 53 52 48 50 57 55 51 45 44 47 49 48 46  
RH 71 54 46 63 73 65 70 61 38 25 29 52 63 63 62 59 52 49 41 42  
WIND DIR S S S SW SW W SW S SW S S SW SW W W W W W W W  
WIND SPD 16 18 23 21 13 8 8 10 16 21 25 19 14 12 14 14 19 19 19 13  
WIND GUST 28 33 33 26 33 37 29 29 29  
CLOUDS B1 SC B1 B1 SC CL CL CL CL FW B1 SC FW FW FW FW FW SC FW FW  
POP 12HR 50 50 30 40 0  
QPF 12HR 0.17 0.12 0.13 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C C  
TSTMS S C C C S  
HEAT INDEX 92 96 85 80  
MAX HEAT 92 97 85 86  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 51 76 47 72 55 73 57 71  
TEMP 55 53 72 71 50 49 68 69 57 56 69 71 61 59 70 66  
DEWPT 45 45 50 48 40 41 50 50 49 48 56 56 55 57 58 54  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR LT LT GN GN GN BZ GN BZ  
AVG CLOUDS FW FW SC FW SC SC B1 B1 B1 B2 B2 B1 B2 B2 B1 SC  
POP 12HR 0 0 10 30 50 70 80 50  
RAIN SHWRS C C C C L L D L C C  
TSTMS S C S S  
 
 
INZ001-152100-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 88 60 87 55 69  
TEMP 77 84 88 81 72 65 61 65 78 85 85 76 67 63 57 57 63 66 69 68  
DEWPT 66 67 68 67 64 56 53 54 52 47 47 55 56 53 47 46 47 47 47 46  
RH 69 57 52 63 76 73 75 68 40 27 27 48 68 70 69 67 56 50 45 45  
WIND DIR S S S S SW W SW S S S S SW SW W W W W W W W  
WIND SPD 12 16 19 19 12 9 6 10 16 20 24 19 13 11 13 14 19 20 19 12  
WIND GUST 26 29 29 26 32 36 29 29 31 29  
CLOUDS SC SC SC B2 SC FW CL CL CL FW B1 B1 SC FW SC FW SC B1 SC SC  
POP 12HR 30 50 20 50 5  
QPF 12HR 0.02 0.33 0.02 0.02 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C C  
TSTMS C S C S  
HEAT INDEX 87 92 83  
MAX HEAT 87 92 83 84  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 63 44 66 51 68 54 69  
TEMP 55 52 63 53 45 46 65 61 54 51 66 66 60 56 68 66  
DEWPT 45 45 45 40 39 42 47 46 45 40 50 51 51 54 58 54  
PWIND DIR NW N NE NE E SE SE SW  
WIND CHAR LT GN GN GN GN GN GN GN  
AVG CLOUDS FW SC SC FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 5 20 40 70 80 50  
RAIN SHWRS S S C L L D D C C  
TSTMS S S  
 
 
INZ010-152100-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 90 61 87 56 70  
TEMP 76 85 90 83 73 66 61 66 80 86 86 75 66 62 57 57 63 68 70 67  
DEWPT 67 69 68 68 65 56 53 55 52 46 48 57 57 53 47 46 47 48 47 46  
RH 74 59 49 61 76 70 75 68 38 25 27 54 73 72 69 67 56 49 44 47  
WIND DIR S S S S SW W SW S SW S S S SW SW W W W W W W  
WIND SPD 12 17 19 18 13 8 6 9 14 19 24 18 13 10 12 13 18 19 18 12  
WIND GUST 27 29 28 25 32 36 28 24 29 28  
CLOUDS B1 SC B1 B2 SC FW CL CL CL CL B1 B1 SC FW SC FW FW SC FW FW  
POP 12HR 30 50 30 50 0  
QPF 12HR 0.10 0.18 0.10 0.03 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C  
TSTMS C C C S  
HEAT INDEX 89 94 86 80  
MAX HEAT 89 95 83 84  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 50 72 45 70 52 71 56 70  
TEMP 53 52 70 63 47 47 67 65 54 53 67 68 59 57 70 66  
DEWPT 45 46 48 44 39 41 49 48 46 44 53 54 52 56 58 54  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR LT LT LT GN GN GN GN GN  
AVG CLOUDS FW FW SC FW FW SC B1 SC B1 B2 B2 B1 B2 B2 B1 SC  
POP 12HR 0 0 5 20 40 70 80 50  
RAIN SHWRS S S S C C L D L C C  
TSTMS S S S  
 
 
INZ011-152100-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
815 AM CDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 89 61 87 56 70  
TEMP 76 85 89 82 72 66 61 66 80 86 86 75 66 62 57 58 63 67 70 67  
DEWPT 67 68 68 68 65 57 54 55 52 45 47 57 57 54 49 47 48 48 47 46  
RH 74 57 50 63 79 73 78 68 38 24 26 54 73 75 75 67 58 50 44 47  
WIND DIR S S S S SW W SW S SW S S SW SW SW W W W W W W  
WIND SPD 12 17 18 18 12 9 6 8 16 20 24 18 14 10 12 13 17 19 18 12  
WIND GUST 27 28 28 26 32 36 28 27 29 28  
CLOUDS SC SC B1 B1 B1 FW CL CL CL CL SC B1 SC FW SC FW SC SC FW FW  
POP 12HR 20 50 30 60 5  
QPF 12HR 0.06 0.19 0.08 0.05 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C L C  
TSTMS C S C C C  
HEAT INDEX 88 93 85 80  
MAX HEAT 88 93 83 84  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 51 70 45 69 52 70 56 70  
TEMP 55 53 69 61 47 47 66 65 55 53 67 68 59 57 70 66  
DEWPT 45 46 48 43 39 42 49 47 45 42 51 52 51 55 58 54  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR LT LT LT GN GN GN GN GN  
AVG CLOUDS FW FW SC FW FW SC B1 SC B1 B1 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 5 20 40 70 80 50  
RAIN SHWRS S S S C C L D L C C  
TSTMS S S  
 
 
INZ019-152100-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
915 AM EDT THU MAY 15 2025  
 
DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25  
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 90 61 87 57 71  
TEMP 76 85 90 83 73 67 62 66 79 86 85 73 65 63 58 58 63 68 71 68  
DEWPT 67 69 69 69 65 58 55 56 53 48 49 59 58 55 49 46 48 49 48 48  
RH 74 59 50 63 76 73 78 70 41 27 29 62 78 75 72 64 58 51 44 49  
WIND DIR S S S S SW W SW S SW S S S SW SW W W W W W W  
WIND SPD 12 17 19 18 13 10 6 9 13 19 23 18 14 10 12 13 17 19 18 12  
WIND GUST 27 29 28 29 34 28 27 29 28  
CLOUDS B1 SC B1 B2 B1 FW CL CL CL FW SC B1 SC FW FW FW FW SC SC FW  
POP 12HR 30 50 30 50 0  
QPF 12HR 0.07 0.25 0.15 0.02 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S C C C  
TSTMS S C S C C C  
HEAT INDEX 89 95 87  
MAX HEAT 89 95 83 84  
 
DATE SUN 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25  
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 51 73 47 70 53 71 57 71  
TEMP 55 53 70 66 48 48 67 67 56 54 67 68 60 58 70 66  
DEWPT 45 46 49 46 40 42 50 49 47 44 54 55 53 57 59 55  
PWIND DIR NW N NE E E SE SE SW  
WIND CHAR LT LT LT GN GN GN GN GN  
AVG CLOUDS FW FW FW FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 0 0 10 20 40 70 80 50  
RAIN SHWRS S S S C C L D L C C  
TSTMS S S S  
 
 
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