560  
FOUS53 KLOT 181616  
PFMLOT  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1116 AM CDT WED MAR 18 2026  
 
ILZ104-182100-  
CHICAGO O'HARE INTERNATIONAL AIRPORT-COOK IL  
41.99N 87.91W ELEV. 667 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 43 33 49 39 63  
TEMP 37 43 39 37 35 34 35 39 46 48 42 41 40 40 42 49 58 62 56  
DEWPT 27 32 33 32 32 32 32 35 40 41 41 36 37 38 40 44 48 49 46  
RH 67 65 79 82 89 92 89 85 79 77 96 82 89 92 93 83 69 62 69  
WIND DIR S SW W W W S N E SE E NE E S SW SW SW W W NW  
WIND SPD 13 9 5 3 2 2 3 5 6 6 6 3 3 5 6 8 9 8 5  
CLOUDS B1 SC B1 B2 OV OV B2 B1 SC SC B2 B1 B2 B2 B2 B2 B2 B1 B2  
POP 12HR 10 30 30 0 0  
QPF 12HR 0 0.02 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S  
SNOW  
SNOWSHWRS  
WIND CHILL 29 37  
MIN CHILL 21 32 34 31 32 38 37 36 39  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 65 43 57 31 42 31 52  
TEMP 46 40 57 60 54 44 56 40 35 32 40 37 34 32 48 48  
DEWPT 42 39 44 45 47 41 39 32 26 24 23 22 23 24 25 31  
PWIND DIR N W W N N NE SE S  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B1 B1 B1 B2 B1 SC SC B2  
POP 12HR 0 0 20 20 5 0 10 5  
RAIN SHWRS S  
 

 
ILZ003-182100-  
GREATER ROCKFORD AIRPORT-WINNEBAGO IL  
42.20N 89.11W ELEV. 745 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 38 32 53 37 62  
TEMP 35 38 36 33 34 33 34 40 50 53 46 40 39 39 40 48 57 61 55  
DEWPT 28 31 31 31 31 32 31 37 43 44 43 37 37 37 38 44 47 48 48  
RH 75 76 82 92 89 96 89 89 77 71 89 89 92 92 92 86 69 62 77  
WIND DIR S SW SW S S SE E E SE SE E SE S SW SW SW W NW NW  
WIND SPD 12 9 4 2 2 1 3 4 6 6 3 3 4 5 6 9 9 9 5  
CLOUDS SC SC B2 B2 OV B2 B2 B1 SC SC B1 B2 B2 B2 B2 B2 B2 B1 B2  
POP 12HR 5 20 20 0 0  
QPF 12HR 0 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOWSHWRS  
WIND CHILL 27 32  
MIN CHILL 22 29 31 33 32 36 34 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 39 68 44 58 27 44 27 52  
TEMP 44 40 61 62 52 45 57 42 33 28 41 39 30 29 48 46  
DEWPT 42 39 46 49 48 43 41 30 24 22 21 21 21 21 27 31  
PWIND DIR N S S N N NE SE S  
WIND CHAR LT GN GN GN GN GN LT GN  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B1 SC SC B2 SC SC B2 B2  
POP 12HR 0 0 10 10 0 0 10 5  
 

 
ILZ104-182100-  
CHICAGO MIDWAY AIRPORT-COOK IL  
41.78N 87.76W ELEV. 612 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 44 34 48 39 63  
TEMP 38 44 40 38 36 35 35 40 46 47 41 41 41 41 42 50 59 63 56  
DEWPT 27 32 33 33 33 33 34 36 40 42 41 37 38 39 40 44 48 49 46  
RH 64 62 76 82 89 92 96 85 79 83100 85 89 92 93 80 67 60 69  
WIND DIR S SW SW W SW S N E SE E NE E S SW SW SW W W N  
WIND SPD 12 10 5 3 2 2 3 5 6 5 6 5 4 5 8 10 10 11 9  
CLOUDS B1 SC SC B2 OV B2 B2 B1 SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1  
POP 12HR 10 30 30 0 0  
QPF 12HR 0 0.02 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S  
SNOW  
SNOWSHWRS  
WIND CHILL 29 38  
MIN CHILL 22 33 35 33 33 37 36 36 39  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 65 44 58 32 42 31 52  
TEMP 46 41 57 58 54 45 57 41 36 33 39 37 35 33 47 47  
DEWPT 42 39 44 45 47 43 40 33 27 26 24 24 24 24 26 31  
PWIND DIR N W W N N NE SE S  
WIND CHAR LT GN GN BZ GN GN LT GN  
AVG CLOUDS B2 B2 SC SC B1 B1 B2 B2 B2 B1 SC B2 B2 SC SC B2  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ021-182100-  
MORRIS-GRUNDY IL  
41.43N 88.42W ELEV. 569 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 44 33 56 39 69  
TEMP 41 44 40 37 35 34 34 41 51 56 49 44 41 40 42 52 65 68 61  
DEWPT 30 34 36 34 33 33 32 38 43 45 45 41 39 39 39 47 53 53 51  
RH 65 68 85 89 92 96 92 89 74 66 86 89 92 96 89 83 65 59 70  
WIND DIR S W W W W SE E E SE SE NE E SE SW SW SW W W NW  
WIND SPD 12 10 4 2 1 1 2 5 6 5 3 2 1 2 4 8 11 11 5  
CLOUDS SC SC B1 B2 OV OV B1 B1 SC SC SC B1 B2 B2 B2 B2 B1 B1 B1  
POP 12HR 5 20 20 0 0  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
SNOW  
SNOWSHWRS  
WIND CHILL 33 38  
MIN CHILL 24 36 35 34 33 38  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 41 70 47 63 30 46 29 54  
TEMP 47 41 62 63 53 48 62 45 36 31 43 40 32 30 49 48  
DEWPT 45 41 49 49 49 46 46 35 27 25 25 24 23 24 29 33  
PWIND DIR N S S N N NE SE S  
WIND CHAR LT LT GN BZ GN GN LT LT  
AVG CLOUDS B2 B2 SC SC FW B1 B1 B2 B2 B2 B2 B2 B2 SC SC B2  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ006-182100-  
WAUKEGAN-LAKE IL  
42.42N 87.87W ELEV. 745 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 38 31 41 34 57  
TEMP 33 38 34 32 33 34 33 38 40 41 38 37 37 38 41 49 55 54 48  
DEWPT 27 30 30 29 30 31 31 35 38 39 36 34 35 37 39 43 47 46 44  
RH 78 73 85 88 89 89 92 89 92 92 92 89 92 96 92 80 74 74 86  
WIND DIR S SW SW SW W W NW E SE E NE SE S SW SW W W NW NW  
WIND SPD 13 9 5 3 3 2 3 4 6 5 4 2 3 5 8 9 10 8 5  
CLOUDS B2 B1 B1 B2 OV OV B2 B1 SC SC B2 B1 B2 B2 B2 B2 B2 B1 B2  
POP 12HR 10 30 30 0 0  
QPF 12HR 0 0.03 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C  
SNOW  
SNOWSHWRS  
WIND CHILL 24 32 35  
MIN CHILL 18 27 29 33 31 34 34 34 38  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 37 61 40 46 28 39 29 49  
TEMP 42 38 55 54 50 40 45 38 35 29 37 35 32 31 45 43  
DEWPT 39 37 43 43 45 38 36 30 25 24 23 22 24 24 27 30  
PWIND DIR NW SW W N N NE SE S  
WIND CHAR LT GN GN GN GN GN LT LT  
AVG CLOUDS B2 B2 B1 SC B1 B1 B2 B2 SC SC B1 B2 B1 FW SC B2  
POP 12HR 0 0 20 20 0 0 10 5  
RAIN SHWRS S  
 

 
ILZ021-182100-  
PONTIAC-LIVINGSTON IL  
40.92N 88.63W ELEV. 648 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 46 35 61 41 71  
TEMP 44 46 42 39 37 37 36 45 56 61 55 46 43 42 42 53 67 71 63  
DEWPT 31 35 37 36 35 35 35 39 43 45 46 43 42 41 41 50 55 55 53  
RH 60 65 82 89 92 92 96 79 62 56 72 89 96 96 96 89 65 57 70  
WIND DIR SW W W W NE SE E E SE SE NE E S SW SW SW W W NW  
WIND SPD 12 10 4 2 1 2 3 4 8 6 5 4 4 5 6 10 13 13 8  
CLOUDS SC FW B1 B2 B2 B2 B1 SC SC SC SC B1 B1 B1 B1 B2 B1 B1 B1  
POP 12HR 5 10 10 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW  
SNOWSHWRS  
WIND CHILL 38  
MIN CHILL 27 39 37 33 35 39 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 42 72 49 66 30 47 29 54  
TEMP 48 42 64 65 56 50 65 47 35 31 43 41 32 30 49 48  
DEWPT 47 42 51 51 50 47 48 37 28 24 27 25 24 24 31 34  
PWIND DIR N W SW N N NE E SE  
WIND CHAR LT GN GN BZ BZ GN LT GN  
AVG CLOUDS B1 B2 SC SC FW SC B1 B2 B2 B2 B2 B1 B2 SC SC B2  
POP 12HR 0 0 5 20 5 0 10 10  
RAIN SHWRS S  
 

 
INZ002-182100-  
VALPARAISO-PORTER IN  
41.45N 87.00W ELEV. 770 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 43 32 51 39 65  
TEMP 37 43 40 36 34 33 34 40 47 51 46 42 40 41 42 51 61 65 57  
DEWPT 26 31 33 31 31 31 31 36 41 43 42 39 39 40 40 46 51 51 48  
RH 64 62 76 82 89 92 89 85 79 74 86 89 96 96 93 83 70 60 72  
WIND DIR S SW SW W W N E E SE SE N E S S SW SW W W NW  
WIND SPD 13 12 5 4 2 1 2 4 6 5 4 4 5 5 8 10 11 11 6  
CLOUDS B1 B1 SC B2 OV OV B2 B1 SC FW SC B1 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 20 30 30 0 0  
QPF 12HR 0 0.03 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C  
SNOW  
SNOWSHWRS  
WIND CHILL 28 36  
MIN CHILL 19 31 32 33 33 37 36 39  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 39 65 44 61 30 43 29 51  
TEMP 45 40 59 58 52 46 60 42 36 31 40 38 33 30 47 46  
DEWPT 42 39 46 47 47 43 42 33 27 23 24 24 23 21 26 32  
PWIND DIR N W SW N N N E S  
WIND CHAR LT GN GN GN GN GN LT GN  
AVG CLOUDS B2 B2 SC SC SC B1 B1 B1 B2 B2 SC B1 B2 B1 SC B2  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S S  
 

 
ILZ005-182100-  
WOODSTOCK-MCHENRY IL  
42.31N 88.44W ELEV. 950 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 38 31 49 35 61  
TEMP 34 38 35 33 33 33 33 38 46 49 44 38 37 38 40 47 57 60 54  
DEWPT 27 31 30 30 31 31 30 36 41 43 41 36 36 38 39 45 49 49 48  
RH 75 76 82 89 92 92 89 92 83 80 89 92 96100 96 93 75 67 80  
WIND DIR S SW SW SW SW S E E SE SE E SE S SW SW W W W NW  
WIND SPD 12 9 4 3 2 1 3 4 6 5 3 2 3 5 6 9 10 9 5  
CLOUDS B1 SC B2 OV OV OV B2 B1 SC SC B2 B2 B2 B2 B2 B2 B2 B1 B2  
POP 12HR 5 30 20 0 0  
QPF 12HR 0 0.02 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S  
SNOW  
SNOWSHWRS  
WIND CHILL 25 31  
MIN CHILL 19 27 30 30 31 34 34 36  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 38 66 41 51 26 43 27 51  
TEMP 44 38 58 59 52 42 50 40 32 28 40 36 30 29 47 45  
DEWPT 42 38 47 48 47 41 40 31 25 23 23 22 22 23 28 32  
PWIND DIR N SW W NE N NE SE S  
WIND CHAR LT GN GN BZ GN GN LT GN  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B1 SC B1 B2 B1 FW SC B2  
POP 12HR 0 0 20 20 0 0 10 5  
RAIN SHWRS S  
 

 
ILZ008-182100-  
OREGON-OGLE IL  
42.01N 89.33W ELEV. 697 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 39 32 54 38 63  
TEMP 36 39 36 34 34 34 34 40 51 54 49 41 39 39 40 48 58 62 57  
DEWPT 29 32 32 32 32 32 31 37 44 44 45 38 37 38 38 45 48 50 49  
RH 75 76 85 92 92 92 89 89 77 69 86 89 92 96 92 89 69 65 75  
WIND DIR S SW SW SW S SE E SE SE SE E SE S SW SW SW W W NW  
WIND SPD 12 9 4 2 2 1 3 4 6 6 2 2 3 5 6 8 9 8 4  
CLOUDS SC SC B2 B2 OV B2 B1 B1 SC SC B1 B2 B2 B2 B2 B2 B2 SC B1  
POP 12HR 5 20 10 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
SNOWSHWRS  
WIND CHILL 27 33  
MIN CHILL 22 29 32 31 32 37 34 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 69 45 59 27 45 27 52  
TEMP 45 40 61 62 53 47 58 43 33 28 41 40 31 29 48 46  
DEWPT 43 40 47 50 48 44 42 31 24 22 21 22 21 21 27 32  
PWIND DIR N SW S N N NE SE S  
WIND CHAR LT LT GN BZ GN GN LT LT  
AVG CLOUDS B2 B2 SC FW SC B1 B2 B2 B2 B1 B1 B2 SC SC B2 B2  
POP 12HR 0 0 10 10 0 0 10 5  
 

 
ILZ011-182100-  
SYCAMORE-DEKALB IL  
41.98N 88.69W ELEV. 863 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 39 32 52 38 64  
TEMP 35 39 36 33 33 33 34 40 47 52 46 41 39 39 39 49 58 62 56  
DEWPT 29 33 32 31 32 32 31 37 42 44 44 38 37 38 39 46 50 50 49  
RH 78 79 85 92 96 96 89 89 83 74 93 89 92 96100 89 75 65 77  
WIND DIR S SW SW SW SW S E SE SE SE E E S SW SW SW W W NW  
WIND SPD 12 9 4 2 2 2 3 5 8 5 3 3 4 5 6 10 11 10 5  
CLOUDS B1 SC B2 B2 OV OV B2 B1 SC SC B2 B1 B2 B2 B2 B2 B2 B1 B2  
POP 12HR 5 20 20 0 0  
QPF 12HR 0 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOW  
SNOWSHWRS  
WIND CHILL 26 32  
MIN CHILL 20 29 31 30 31 35 33 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 39 67 45 59 27 44 27 52  
TEMP 45 39 60 61 53 46 58 42 33 28 41 38 31 29 47 46  
DEWPT 43 39 47 49 48 44 43 32 25 23 23 23 22 22 28 32  
PWIND DIR N SW SW N N NE SE S  
WIND CHAR LT GN GN BZ GN GN LT GN  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B2 B1 SC B2 B1 FW B1 B2  
POP 12HR 0 0 10 20 5 0 10 5  
RAIN SHWRS S  
 

 
ILZ010-182100-  
DIXON-LEE IL  
41.85N 89.45W ELEV. 697 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 39 33 55 38 64  
TEMP 36 39 37 35 34 34 35 41 52 55 50 42 39 39 39 48 58 63 59  
DEWPT 29 33 33 33 33 33 32 39 44 45 46 39 38 38 39 46 49 51 50  
RH 75 79 85 92 96 96 89 92 74 69 86 89 96 96100 93 72 65 72  
WIND DIR S SW SW S S SE E E SE SE E SE S SW SW SW W W NW  
WIND SPD 11 9 4 2 2 1 3 4 5 6 2 2 3 4 6 8 10 9 4  
CLOUDS SC SC B2 B2 B2 B2 B1 SC SC SC B1 B1 B2 B2 B2 B2 B2 SC B1  
POP 12HR 5 10 10 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOWSHWRS  
WIND CHILL 28 33  
MIN CHILL 23 30 34 32 33 37 34 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 69 46 60 28 45 28 52  
TEMP 46 41 61 64 54 47 59 44 33 29 42 41 31 30 48 47  
DEWPT 44 41 48 51 49 45 44 33 25 23 23 23 22 22 29 32  
PWIND DIR N SW S N N NE SE S  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B2 B2 SC FW FW B1 B2 B2 B2 B2 B1 B1 SC SC B2 B2  
POP 12HR 0 0 10 10 0 0 10 5  
 

 
ILZ012-182100-  
GENEVA-KANE IL  
41.88N 88.31W ELEV. 727 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 41 32 52 38 65  
TEMP 37 41 38 35 34 33 34 40 48 52 45 41 39 39 40 49 60 64 58  
DEWPT 29 33 32 32 32 31 32 37 41 44 43 38 37 38 39 46 51 51 49  
RH 72 73 79 89 92 92 92 89 77 74 93 89 92 96 96 89 72 63 72  
WIND DIR S SW W W SW SE NE E SE SE NE E S SW SW SW W W NW  
WIND SPD 12 10 5 3 2 2 3 4 6 5 4 3 3 5 6 9 10 10 5  
CLOUDS B1 SC B1 OV OV OV B2 SC SC SC B1 B1 B2 B2 B2 OV B2 B1 B1  
POP 12HR 5 30 30 0 0  
QPF 12HR 0 0.01 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C  
SNOW  
SNOWSHWRS  
WIND CHILL 29 35  
MIN CHILL 22 32 32 33 33 36 34 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 39 67 45 60 28 44 29 52  
TEMP 45 40 60 61 53 46 59 42 33 29 41 38 32 30 48 46  
DEWPT 43 40 47 48 48 44 43 33 25 24 24 23 23 23 28 32  
PWIND DIR N S W N N NE SE S  
WIND CHAR LT LT GN BZ GN GN LT LT  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B2 B1 B1 B2 B1 FW SC B2  
POP 12HR 0 0 10 20 5 0 10 5  
RAIN SHWRS S  
 

 
ILZ020-182100-  
YORKVILLE-KENDALL IL  
41.64N 88.45W ELEV. 618 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 44 32 54 39 67  
TEMP 39 44 39 36 34 34 34 41 50 54 47 43 40 39 40 50 62 66 59  
DEWPT 30 34 34 33 33 32 32 37 42 45 44 39 38 38 39 47 52 53 51  
RH 70 68 82 89 96 92 92 85 74 71 89 86 92 96 96 89 70 63 75  
WIND DIR S SW W W NW SE E SE SE SE NE E SE SW SW SW W W NW  
WIND SPD 12 10 4 2 1 1 2 5 6 6 4 4 3 4 5 9 11 11 6  
CLOUDS SC SC B1 B2 OV OV B1 B1 SC SC B1 B1 B1 B2 B2 B2 B2 B1 B1  
POP 12HR 5 20 20 0 0  
QPF 12HR 0 0.01 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOW  
SNOWSHWRS  
WIND CHILL 31 38  
MIN CHILL 23 34 34 33 33 37 34 38  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 69 46 62 29 45 29 53  
TEMP 46 40 60 62 54 47 61 44 35 30 42 39 31 30 48 47  
DEWPT 44 40 48 49 49 45 45 34 26 25 25 23 23 23 29 33  
PWIND DIR N S S N N NE SE S  
WIND CHAR LT LT GN BZ GN GN LT LT  
AVG CLOUDS B2 B2 SC SC FW B1 B2 B2 B2 B2 B1 B2 B1 SC SC B2  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ013-182100-  
WHEATON-DUPAGE IL  
41.86N 88.11W ELEV. 752 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 43 33 51 39 65  
TEMP 37 43 40 36 35 34 35 40 47 51 44 42 40 40 41 49 60 64 58  
DEWPT 28 32 33 32 33 32 33 36 40 42 42 37 38 39 40 45 50 51 48  
RH 70 65 76 85 92 92 92 85 76 71 93 82 92 96 96 86 69 63 69  
WIND DIR S SW W W W SE NE E SE SE NE E S SW SW SW W W NW  
WIND SPD 12 9 5 3 2 2 3 5 6 5 5 4 4 5 6 9 10 10 6  
CLOUDS B1 SC B1 B2 OV OV B2 B1 B1 SC B1 B1 B2 B2 B2 B2 B2 B1 B2  
POP 12HR 5 30 30 0 0  
QPF 12HR 0 0.02 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S  
SNOW  
SNOWSHWRS  
WIND CHILL 29  
MIN CHILL 20 32 34 32 33 37 35 38  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 67 45 60 30 43 30 52  
TEMP 47 41 59 61 54 46 59 41 35 32 41 38 34 32 48 48  
DEWPT 43 39 46 46 47 43 41 32 26 24 23 22 23 23 26 32  
PWIND DIR N SW W N N NE SE S  
WIND CHAR LT GN GN GN GN GN LT GN  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B2 B1 B1 B2 B1 SC SC B2  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ019-182100-  
OTTAWA-LASALLE IL  
41.35N 88.84W ELEV. 494 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 44 34 59 40 69  
TEMP 41 44 40 37 36 36 36 43 54 59 52 45 41 40 41 51 64 68 62  
DEWPT 32 35 36 34 33 35 32 39 44 46 46 41 38 38 39 47 52 52 51  
RH 70 70 85 89 89 96 85 86 69 62 80 86 89 92 92 86 65 57 67  
WIND DIR S W W W S SE E E SE SE NE E SE SW SW SW W W NW  
WIND SPD 12 10 4 2 1 2 3 5 6 6 4 2 2 3 5 8 10 9 5  
CLOUDS SC FW B1 B2 OV B2 B1 SC SC SC SC B1 B1 B2 B2 B2 B1 B1 B1  
POP 12HR 5 10 10 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW  
SNOWSHWRS  
WIND CHILL 34  
MIN CHILL 26 36 36 32 34 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 42 71 48 63 31 46 29 53  
TEMP 48 42 62 64 55 49 61 46 35 30 43 41 33 30 49 48  
DEWPT 45 41 48 49 49 46 44 34 26 24 24 23 23 23 29 32  
PWIND DIR N SW SW N N NE SE SE  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B2 B2 SC SC FW SC B1 B2 B2 B2 B2 B2 B2 SC SC B2  
POP 12HR 0 0 5 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ106-182100-  
JOLIET-WILL IL  
41.53N 88.12W ELEV. 655 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 45 32 54 40 68  
TEMP 40 45 40 37 35 34 34 41 50 54 46 43 41 41 41 50 62 67 60  
DEWPT 29 33 35 34 34 33 32 38 42 44 44 40 39 40 40 47 52 53 51  
RH 64 62 82 89 96 96 92 89 74 69 93 89 92 96 96 89 70 61 72  
WIND DIR S SW W W W S E SE SE SE NE E SE S SW SW W W NW  
WIND SPD 12 10 4 3 1 2 2 4 6 5 5 3 3 3 5 6 10 9 5  
CLOUDS B1 SC B1 B2 OV B2 B2 B1 SC SC B1 B1 B2 B2 B2 B2 B1 B1 B2  
POP 12HR 5 20 30 0 0  
QPF 12HR 0 0.01 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S  
SNOW  
SNOWSHWRS  
WIND CHILL 33 39  
MIN CHILL 23 35 35 33 33 38 37 39  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 41 69 47 62 31 45 30 53  
TEMP 47 41 60 62 54 47 61 45 35 32 42 39 33 31 49 48  
DEWPT 45 41 48 49 49 46 45 35 28 25 25 24 24 24 29 33  
PWIND DIR N S S N N NE E S  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B2 B2 B1 B2 B2 SC SC B2  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ023-182100-  
KANKAKEE-KANKAKEE IL  
41.12N 87.86W ELEV. 630 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 45 33 56 40 70  
TEMP 42 45 41 38 35 35 35 41 50 56 50 43 41 41 42 51 65 69 62  
DEWPT 29 33 36 34 34 33 33 38 43 44 45 41 40 40 41 48 53 54 52  
RH 60 62 82 85 96 92 92 89 77 64 83 93 96 96 96 89 65 59 70  
WIND DIR S SW W W W S SE E SE SE NE E SE S SW SW W W NW  
WIND SPD 13 11 5 3 1 2 2 5 6 5 3 3 2 3 5 6 10 10 5  
CLOUDS SC SC SC B2 OV B2 B2 B1 SC SC SC B1 B1 B2 B2 B2 B2 B1 B1  
POP 12HR 5 20 20 0 0  
QPF 12HR 0 0.01 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOW  
SNOWSHWRS  
WIND CHILL 35  
MIN CHILL 24 37 35 34 34 37  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 41 69 46 64 30 45 29 53  
TEMP 47 41 62 63 55 47 63 45 35 31 42 39 32 30 49 47  
DEWPT 46 41 49 49 50 46 45 36 28 24 26 25 24 23 29 33  
PWIND DIR N W S N N NE E SE  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B1 B2 SC SC FW B1 B1 B2 B2 B2 B2 B2 B2 SC SC B2  
POP 12HR 0 0 5 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ033-182100-  
WATSEKA-IROQUOIS IL  
40.78N 87.73W ELEV. 636 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 46 34 58 41 72  
TEMP 42 46 41 39 37 36 36 43 52 58 52 46 43 42 42 53 67 71 64  
DEWPT 29 32 35 35 34 34 34 38 43 44 45 42 40 40 40 48 52 52 51  
RH 60 58 79 85 89 92 92 82 71 59 77 86 89 93 93 83 59 51 63  
WIND DIR S SW W W W S E E SE SE NE E S S SW SW W W NW  
WIND SPD 13 11 5 3 1 2 2 5 5 5 3 3 3 3 5 8 11 11 5  
CLOUDS SC SC SC B2 B2 B2 B2 B1 SC FW SC B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 5 20 20 0 0  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOW  
SNOWSHWRS  
WIND CHILL 35  
MIN CHILL 24 37 36 35 35 38  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 41 70 47 66 30 46 28 53  
TEMP 48 41 64 64 56 49 65 45 35 32 44 41 33 30 49 48  
DEWPT 45 40 48 48 49 45 44 34 27 23 24 23 23 22 28 32  
PWIND DIR N W SW NW N NE E SE  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B1 B2 SC SC FW SC B1 B1 B2 B2 B2 B2 B1 SC SC B2  
POP 12HR 0 0 5 20 5 0 10 10  
RAIN SHWRS S  
 

 
ILZ039-182100-  
PAXTON-FORD IL  
40.45N 88.10W ELEV. 776 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 47 35 61 42 73  
TEMP 44 47 42 40 38 37 36 47 55 61 56 48 44 43 43 55 68 72 65  
DEWPT 30 34 37 36 36 35 36 40 42 45 46 44 43 42 41 49 53 53 52  
RH 57 60 82 85 92 92100 76 61 56 69 86 96 96 93 80 59 51 63  
WIND DIR S SW W W SW S SE SE SE S NE E S S SW SW W W W  
WIND SPD 14 12 5 2 1 2 3 5 8 6 4 4 4 5 6 10 13 13 8  
CLOUDS SC FW SC B1 B2 B2 B2 SC FW FW FW SC B1 B1 B1 B1 B1 B1 B1  
POP 12HR 5 10 10 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW  
SNOWSHWRS  
WIND CHILL 37  
MIN CHILL 25 38 38 33 36 38  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 42 72 49 68 31 47 28 54  
TEMP 50 43 65 65 56 50 67 48 36 32 44 42 33 30 49 49  
DEWPT 47 42 50 50 50 46 47 37 29 24 26 25 24 23 31 34  
PWIND DIR NW W SW NW N NE E SE  
WIND CHAR LT GN GN BZ GN GN LT GN  
AVG CLOUDS B1 B2 SC SC FW SC B1 B1 B2 B2 B2 B2 B1 SC SC B1  
POP 12HR 0 0 5 10 5 0 10 10  
 

 
INZ001-182100-  
CROWN POINT-LAKE IN  
41.42N 87.34W ELEV. 697 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 44 32 52 39 67  
TEMP 38 44 40 36 34 34 34 41 49 52 46 41 40 41 42 50 62 66 58  
DEWPT 27 32 35 32 32 32 32 37 41 44 43 39 39 40 41 47 52 51 49  
RH 64 62 82 85 92 92 92 85 74 74 89 92 96 96 96 89 70 58 72  
WIND DIR S SW SW W W E SE SE SE SE NE E S S SW SW W W NW  
WIND SPD 13 10 4 3 1 2 2 4 6 5 5 4 4 5 6 9 10 10 6  
CLOUDS B1 SC SC B2 B2 OV B1 B1 SC SC SC B1 B1 B2 B2 B2 B2 B1 B1  
POP 12HR 20 30 30 0 0  
QPF 12HR 0 0.02 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C  
SNOW  
SNOWSHWRS  
WIND CHILL 30  
MIN CHILL 20 33 33 33 33 37 36 39  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 39 66 44 61 31 42 29 52  
TEMP 45 40 59 59 53 46 60 42 35 31 40 38 33 30 48 47  
DEWPT 43 40 47 47 48 44 43 33 27 24 25 24 24 22 27 32  
PWIND DIR N W SW N N NE E S  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B2 B2 SC SC SC B1 B2 B2 B2 B2 B1 B1 B2 B1 SC B2  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
INZ010-182100-  
KENTLAND-NEWTON IN  
40.77N 87.45W ELEV. 673 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 45 33 58 42 71  
TEMP 41 45 41 38 36 35 35 43 53 58 52 45 43 43 43 54 66 70 63  
DEWPT 29 33 35 34 34 34 34 39 42 44 45 42 41 41 41 48 52 52 51  
RH 62 62 79 85 92 96 96 86 66 59 77 89 93 93 93 80 61 53 65  
WIND DIR S SW SW W W SW SE E SE SE NE E S S SW SW W W NW  
WIND SPD 14 12 5 3 1 2 2 5 6 6 3 2 3 3 5 8 11 11 5  
CLOUDS B1 SC SC B2 B2 B2 B2 B1 FW FW SC B1 B1 B1 B2 B1 B1 B1 SC  
POP 12HR 10 20 20 0 0  
QPF 12HR 0 0.01 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOW  
SNOWSHWRS  
WIND CHILL 33 39  
MIN CHILL 23 36 36 34 34 39  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 41 69 47 66 30 46 29 53  
TEMP 48 41 63 63 56 49 65 45 35 32 43 40 34 30 49 48  
DEWPT 46 40 48 48 49 45 45 35 28 24 25 24 24 22 28 33  
PWIND DIR N W SW NW N NE E SE  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B1 B2 SC SC FW SC B1 B1 B2 B2 B2 B1 B1 SC SC B2  
POP 12HR 0 0 5 20 5 0 10 10  
RAIN SHWRS S  
 

 
INZ011-182100-  
RENNSSELAER-JASPER IN  
40.94N 87.15W ELEV. 661 FT  
1116 AM CDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 45 32 54 41 70  
TEMP 40 45 41 37 34 34 34 42 50 54 48 44 42 43 43 54 65 69 61  
DEWPT 28 32 35 33 33 33 33 38 42 44 44 42 41 41 41 48 53 53 51  
RH 62 60 79 85 96 96 96 86 74 69 86 93 96 93 93 80 65 57 70  
WIND DIR S SW SW SW W SE SE E SE SE NE E S S SW SW W W NW  
WIND SPD 14 12 5 3 2 1 2 4 6 5 3 3 3 4 5 8 11 11 6  
CLOUDS B1 SC SC B2 B2 B2 B2 B1 SC SC SC B1 B1 B2 B2 B1 B1 B1 B1  
POP 12HR 20 30 30 0 0  
QPF 12HR 0 0.01 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C  
SNOW  
SNOWSHWRS  
WIND CHILL 31 39  
MIN CHILL 22 35 34 33 34 39  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 41 68 47 65 30 45 29 53  
TEMP 47 41 62 62 55 48 64 44 35 32 43 39 34 31 49 48  
DEWPT 45 40 49 49 49 46 45 35 28 24 25 25 24 22 28 33  
PWIND DIR N W SW NW N NE E S  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B1 B2 SC SC SC SC B1 B1 B2 B2 B2 B1 B2 SC SC B1  
POP 12HR 0 0 10 20 5 0 10 10  
RAIN SHWRS S  
 

 
INZ019-182100-  
FOWLER-BENTON IN  
40.62N 87.32W ELEV. 812 FT  
1216 PM EDT WED MAR 18 2026  
 
DATE WED 03/18/26 THU 03/19/26 FRI 03/20/26  
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 46 34 58 43 71  
TEMP 40 46 41 38 37 36 36 44 53 58 52 47 44 44 44 54 66 70 63  
DEWPT 29 33 35 34 34 34 34 39 43 44 45 44 43 42 42 49 53 52 52  
RH 64 60 79 85 89 92 92 82 69 59 77 89 96 93 93 83 63 53 67  
WIND DIR S SW SW W NW SW SE E SE SE NE E S S SW SW SW W W  
WIND SPD 14 12 5 3 2 2 2 5 6 6 3 3 3 4 5 9 11 11 5  
CLOUDS B1 SC SC B1 B2 B2 B2 B1 SC FW SC SC B1 B1 B1 B1 B1 B1 SC  
POP 12HR 10 20 20 0 0  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOW  
SNOWSHWRS  
WIND CHILL 32  
MIN CHILL 22 35 36 35 35  
 
DATE SAT 03/21/26 SUN 03/22/26 MON 03/23/26 TUE 03/24/26  
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 42 69 49 67 31 46 29 52  
TEMP 50 43 62 63 56 50 66 47 36 32 44 41 34 31 49 48  
DEWPT 47 42 49 49 50 46 46 36 29 25 26 25 25 23 29 34  
PWIND DIR NW W SW NW N NE E SE  
WIND CHAR LT LT GN GN GN GN LT LT  
AVG CLOUDS B1 B2 SC SC FW SC B1 B1 B2 B2 B2 B2 B1 SC SC B2  
POP 12HR 0 0 5 20 10 0 10 10  
RAIN SHWRS S  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page