523  
FOUS53 KLSX 012001  
AFMLSX  
 
AREA FORECAST MATRICES  
NATIONAL WEATHER SERVICE SAINT LOUIS MO  
301 PM CDT TUE SEP 1 2026  
 
ILZ100-101-MOZ061-063-064-020900-  
MADISON IL-SAINT CLAIR IL-SAINT CHARLES MO-SAINT LOUIS MO-  
SAINT LOUIS CITY MO-  
INCLUDING THE CITIES OF ALTON, EDWARDSVILLE, BELLEVILLE, CAHOKIA,  
SAINT CHARLES, AND SAINT LOUIS  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
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 77 97 78 99 79  
TEMP 98 92 83 80 79 77 89 95 96 92 84 81 79 78 91 96 98 94 85 83 80 79  
DEWPT 68 70 68 69 69 69 71 70 69 70 70 70 69 69 71 71 69 70 70 70 69 70  
RH 38 49 61 69 72 76 56 45 42 49 63 69 72 74 52 45 39 46 61 65 69 74  
WIND DIR S S S S SW SW SW SW SW S S S SW SW SW SW S S S S S SW  
WIND SPD 4 3 4 4 4 4 5 6 6 5 5 4 4 3 5 6 5 4 4 4 3 2  
CLOUDS CL FW CL CL CL FW FW FW FW FW FW FW CL CL CL FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 104 98 86 83 95101102 98 88 85 81 98104104100 90 87 83 80  
MAX HEAT 108 97 90 105 107 98 90 108 107 102 90  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 99 77 98 74 94 71 91 69 91  
TEMP 96 94 81 77 94 91 78 75 91 89 76 72 89 86 74 70 89 87  
DEWPT 70 71 71 70 71 70 72 72 72 69 70 68 69 66 66 64 66 65  
PWIND DIR SW S W SE NE E E SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 0 20 10 20 10 10 10 10  
RAIN SHWRS S S S S S  
TSTMS S S S S S  
 
 
 
MOZ042-049-050-020900-  
AUDRAIN MO-OSAGE MO-CALLAWAY MO-  
INCLUDING THE CITIES OF MEXICO AND FULTON  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 75 96 76 96 77  
TEMP 96 89 80 78 77 75 85 92 94 90 82 80 78 76 87 93 95 91 83 81 78 77  
DEWPT 67 69 67 67 66 67 71 70 69 70 70 68 68 68 71 71 69 70 70 68 68 68  
RH 39 52 65 69 69 76 63 49 44 52 67 67 71 76 59 49 43 50 65 65 71 74  
WIND DIR S SE SE S SW S SW SW SW S S S S S SW SW S SE S S S S  
WIND SPD 4 2 3 5 5 5 6 6 5 3 3 5 5 5 6 6 5 3 4 4 4 3  
WIND GUST 16 17 18 17 13 16 16 17 14  
CLOUDS CL FW FW FW CL FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 100 94 82 91 98100 96 86 83 93100100 96 87 84  
MAX HEAT 105 93 85 102 106 96 85 105 107 98 87  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 96 75 96 72 93 70 90 69 90  
TEMP 93 90 79 75 93 89 77 73 91 87 75 71 87 84 73 69 88 85  
DEWPT 70 70 70 69 70 70 71 70 70 69 70 68 69 66 65 62 66 64  
PWIND DIR S S SW SE E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC SC SC FW SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 10 10 20 10 10 10 10  
RAIN SHWRS S S S S  
TSTMS S S S S  
 
 
 
MOZ041-047-048-020900-  
BOONE MO-MONITEAU MO-COLE MO-  
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
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 76 98 77 98 77  
TEMP 97 90 82 80 78 76 87 94 96 92 83 81 79 77 89 95 97 93 84 82 79 77  
DEWPT 66 68 67 67 67 67 71 70 69 70 70 69 68 69 71 71 69 69 70 68 69 69  
RH 36 49 61 65 69 74 59 46 42 49 65 67 69 76 56 46 40 46 63 63 72 76  
WIND DIR SW SE SE S S S SW SW SW S S S S S SW SW S S S S S S  
WIND SPD 4 2 2 4 4 4 5 6 5 2 3 4 4 4 5 5 5 2 3 4 3 3  
WIND GUST 16 16 17 16 14 16 13  
CLOUDS CL CL FW FW FW FW FW CL FW FW SC FW FW FW FW CL CL FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 101 95 84 81 92100102 97 87 83 80 95102103 98 89 85  
MAX HEAT 105 94 86 103 107 97 87 106 107 100 87  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 98 76 98 74 96 72 92 71 92  
TEMP 94 92 80 76 94 91 79 74 93 89 76 72 89 87 75 71 89 87  
DEWPT 70 70 70 69 70 70 71 70 70 69 70 68 69 66 65 63 65 64  
PWIND DIR S S SW SE W SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC SC SC FW SC SC SC SC SC SC SC SC SC FW  
POP 12HR 5 5 10 10 20 10 10 10 10  
RAIN SHWRS S S S  
TSTMS S S S  
 
 
 
ILZ095>097-MOZ018-019-026-027-034>036-020900-  
ADAMS IL-BROWN IL-PIKE IL-KNOX MO-LEWIS MO-SHELBY MO-MARION MO-  
MONROE MO-RALLS MO-PIKE MO-  
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, PITTSFIELD,  
HANNIBAL, AND BOWLING GREEN  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
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 76 96 77 96 78  
TEMP 96 90 80 78 77 76 87 93 94 91 82 80 79 77 89 94 95 92 83 81 80 78  
DEWPT 66 69 67 67 66 66 70 70 69 70 69 68 68 68 71 71 69 70 70 69 68 68  
RH 38 50 65 69 69 71 57 47 44 50 65 67 69 74 56 47 43 49 65 67 67 71  
WIND DIR SW S S S SW SW SW SW SW S S S S SW SW SW SW S S S S SW  
WIND SPD 5 3 3 4 5 5 8 9 8 3 3 4 5 5 8 6 5 2 3 4 4 4  
WIND GUST 16 17 17 20 19 18 14 17 17 18 17 14  
CLOUDS CL CL FW CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 100 95 82 92 99100 97 85 83 80 95101100 98 88 84 81  
MAX HEAT 106 97 88 107 107 98 88 105 105 99 90  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 95 75 95 72 92 70 88 68 88  
TEMP 93 92 80 75 92 89 77 73 89 86 75 71 86 83 72 69 86 84  
DEWPT 70 71 70 70 71 71 72 71 72 71 70 68 69 68 64 62 66 66  
PWIND DIR SW S SW E E E E SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 20 10 20 20 20 10 10  
RAIN SHWRS S S S S S S S S S  
TSTMS S S S S S S S S S  
 
 
 
ILZ069-070-074-020900-  
CLINTON IL-MARION IL-WASHINGTON IL-  
INCLUDING THE CITIES OF CENTRALIA AND SALEM  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
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 76 98 77 99 77  
TEMP 98 92 82 79 77 76 90 96 97 92 84 80 78 77 91 97 98 93 84 81 79 78  
DEWPT 69 70 69 70 70 70 72 70 69 70 70 70 69 70 71 70 69 70 71 70 70 70  
RH 39 49 65 74 79 82 56 43 40 49 63 72 74 79 52 42 39 47 65 69 74 76  
WIND DIR SW S S S S SW SW SW SW S S S S S SW SW SW S S S S S  
WIND SPD 3 2 3 3 3 2 4 5 6 3 3 2 2 2 4 6 5 2 2 2 1 1  
CLOUDS CL FW CL CL CL CL CL FW FW CL CL CL CL CL CL FW FW FW CL CL FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 105 98 85 97103103 98 88 84 99104104 99 88 84  
MAX HEAT 107 97 88 109 109 101 92 108 107 101 90  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 99 75 98 72 94 70 91 68 91  
TEMP 97 93 79 76 95 91 76 73 91 88 74 70 88 85 72 69 88 86  
DEWPT 70 71 71 71 70 70 73 72 72 69 69 67 67 66 66 64 65 64  
PWIND DIR SW S W NE NE E E E S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC FW SC SC SC FW SC FW FW FW SC SC SC SC  
POP 12HR 5 5 20 10 20 10 10 10 10  
RAIN SHWRS S S S S S  
TSTMS S S S S S  
 
 
 
MOZ074-084-085-099-020900-  
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-  
INCLUDING THE CITY OF FARMINGTON  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 72 94 72 95 73  
TEMP 95 87 79 76 73 72 85 91 93 87 79 76 74 72 86 92 94 87 81 78 75 73  
DEWPT 69 70 68 70 69 69 72 70 71 71 71 70 69 69 71 71 69 71 71 70 69 69  
RH 43 57 69 82 87 90 65 50 49 59 77 82 84 90 61 51 44 59 72 76 82 87  
WIND DIR S SE S S SW SW SW SW S S S S SW SW SW S S S S S SW SW  
WIND SPD 3 2 2 2 2 1 2 3 4 2 3 1 1 1 2 4 4 2 2 1 1 0  
WIND GUST 13 12 13 12 14 14 12 11 12 11  
CLOUDS CL FW CL CL CL CL CL CL FW FW CL CL CL CL CL CL FW FW FW CL CL CL  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 100 92 80 90 96100 92 81 92 98 99 93 84  
MAX HEAT 105 93 104 105 94 104 104 95  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 95 72 95 71 94 69 91 67 90  
TEMP 93 88 77 73 93 87 75 71 91 86 74 69 88 85 72 68 88 84  
DEWPT 70 72 70 69 71 72 71 70 71 70 70 68 70 69 66 64 67 67  
PWIND DIR S S W SE N NE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS CL FW FW FW FW FW SC FW SC FW SC FW FW FW SC SC FW FW  
POP 12HR 5 0 10 5 20 10 10 5 10  
RAIN SHWRS S S  
TSTMS S S  
 
 
 
MOZ051-052-060-020900-  
MONTGOMERY MO-LINCOLN MO-WARREN MO-  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 75 95 76 96 77  
TEMP 97 90 81 78 77 75 85 92 94 90 82 80 78 76 86 93 95 91 84 82 79 77  
DEWPT 68 70 68 68 67 67 72 71 70 71 70 69 69 69 72 71 69 71 71 69 69 69  
RH 39 52 65 71 71 76 65 51 46 54 67 69 74 79 63 49 43 52 65 65 72 76  
WIND DIR SW S S S SW SW SW SW SW S S S SW SW SW SW S S S S SW SW  
WIND SPD 2 1 2 3 4 3 5 5 4 1 2 3 3 3 5 4 3 1 2 3 3 2  
WIND GUST 13 14 14 16 13 14 13  
CLOUDS CL CL CL CL CL FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 102 96 83 90 99100 97 86 82 92100101 98 88 85  
MAX HEAT 107 96 84 102 104 96 87 105 106 99 88  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 96 74 96 72 93 70 89 68 90  
TEMP 93 92 80 75 93 90 77 72 91 87 75 70 87 85 73 69 87 85  
DEWPT 71 72 71 70 72 71 72 71 72 70 70 68 71 67 65 63 67 66  
PWIND DIR SW S SW SE E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 10 10 20 20 10 10 10  
RAIN SHWRS S S S S  
TSTMS S S S S  
 
 
 
ILZ058-059-098-099-020900-  
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 75 97 77 98 77  
TEMP 98 91 81 79 77 75 88 95 96 91 83 81 79 77 90 97 97 93 84 82 79 77  
DEWPT 67 70 68 68 68 67 70 69 68 70 70 69 68 68 70 70 68 70 70 69 69 69  
RH 37 50 65 69 74 76 55 43 40 50 65 67 69 74 52 42 39 47 63 65 72 76  
WIND DIR SW S S S S S SW SW SW S S S S S SW SW SW S S S S S  
WIND SPD 4 3 4 4 5 4 6 6 6 4 3 4 4 4 6 6 5 2 3 3 3 3  
CLOUDS CL FW CL CL CL CL FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 102 96 83 80 93101101 97 86 84 80 96103102 99 88 85 81  
MAX HEAT 107 96 85 106 105 96 87 106 106 99 88  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 97 74 96 72 93 69 89 67 90  
TEMP 94 93 79 75 93 90 76 72 90 87 74 69 87 84 71 68 87 84  
DEWPT 69 71 70 70 70 70 72 71 71 70 69 67 67 66 64 62 65 64  
PWIND DIR SW S SW SE E E E E S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 20 10 20 20 10 10 10  
RAIN SHWRS S S S S S S S S  
TSTMS S S S S S S S S  
 
 
 
ILZ060-064-065-020900-  
MONTGOMERY IL-BOND IL-FAYETTE IL-  
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 75 97 77 98 77  
TEMP 97 90 81 78 77 75 89 95 96 91 83 80 78 77 91 97 97 92 83 80 79 77  
DEWPT 68 70 68 69 68 68 71 70 69 70 69 69 68 68 71 70 68 70 70 69 69 69  
RH 39 52 65 74 74 79 56 45 42 50 63 69 71 74 52 42 39 49 65 69 72 76  
WIND DIR SW S S S S SW SW SW SW S S S SW SW SW SW SW S S S S S  
WIND SPD 4 2 3 3 4 3 5 6 6 3 3 3 3 2 5 6 5 2 2 2 2 2  
CLOUDS CL CL CL CL CL CL CL FW FW CL CL FW CL CL CL FW FW FW CL FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 103 96 84 95102102 97 87 83 98103103 98 87 83  
MAX HEAT 106 97 90 105 106 100 91 105 105 99 91  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 98 74 97 71 92 68 89 66 89  
TEMP 95 92 78 74 94 89 75 72 90 86 73 69 86 83 71 67 87 84  
DEWPT 70 71 70 70 70 70 72 71 71 69 68 66 66 65 65 62 64 63  
PWIND DIR SW S W E NE E E E S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC FW SC SC SC FW FW FW FW SC SC SC SC SC  
POP 12HR 10 5 20 20 20 10 10 10 10  
RAIN SHWRS S S S S S S S S  
TSTMS S S S S S S S S  
 
 
 
ILZ079-MOZ075-020900-  
RANDOLPH IL-SAINTE GENEVIEVE MO-  
INCLUDING THE CITIES OF CHESTER AND SPARTA  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 74 96 75 97 75  
TEMP 97 91 81 78 76 74 87 93 95 91 82 79 76 75 88 94 96 90 83 80 77 75  
DEWPT 70 71 69 70 70 69 73 72 72 72 71 70 69 69 72 71 70 71 71 70 70 70  
RH 42 52 67 76 82 84 63 51 48 54 69 74 79 82 59 47 43 54 67 72 79 84  
WIND DIR S S S S SW SW SW SW S S S S S S SW SW S S S S S SW  
WIND SPD 3 3 4 4 4 3 4 5 6 3 4 3 3 2 4 6 5 3 3 3 2 1  
CLOUDS FW FW CL CL CL CL CL FW FW FW CL CL CL CL CL FW FW FW CL CL CL CL  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 105 98 84 94101103 98 86 95101103 97 88 82  
MAX HEAT 109 95 83 107 107 97 84 105 106 99 85  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 97 74 96 72 94 70 91 68 91  
TEMP 94 91 79 75 93 90 77 72 91 88 75 70 88 86 73 69 88 86  
DEWPT 71 73 71 70 73 72 72 71 73 70 70 68 71 68 66 65 68 67  
PWIND DIR SW S W S N E SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS CL FW FW FW SC FW SC FW SC FW SC FW SC FW SC SC SC FW  
POP 12HR 5 0 10 5 20 10 10 5 10  
RAIN SHWRS S S S  
TSTMS S S S  
 
 
 
MOZ059-062-072-073-020900-  
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-  
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 74 95 75 96 75  
TEMP 96 88 80 78 76 74 86 92 94 89 81 79 76 75 88 94 95 89 82 80 77 76  
DEWPT 69 70 67 68 68 67 72 70 70 71 70 69 68 68 72 71 69 71 70 69 68 68  
RH 42 55 65 71 76 79 63 49 46 56 69 72 76 79 59 47 43 56 67 69 74 76  
WIND DIR S SE S S SW SW SW SW S S S S S S SW SW S SE S S SW SW  
WIND SPD 2 2 3 3 3 3 4 4 3 2 3 3 3 3 4 4 4 2 3 3 2 2  
WIND GUST 13 14 14 13 12 14 13 12 13  
CLOUDS CL FW FW CL CL CL CL FW FW FW FW CL CL CL CL FW FW FW FW FW CL FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 102 94 82 92 98101 95 85 80 95101101 96 86 82  
MAX HEAT 106 93 85 103 105 94 85 105 106 99 85  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 96 74 96 71 94 69 90 68 90  
TEMP 94 89 78 74 93 88 76 72 91 86 74 70 88 84 73 68 88 84  
DEWPT 70 72 70 69 72 72 71 70 72 71 70 68 71 69 65 63 68 67  
PWIND DIR S S SW SE N SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS CL FW FW FW SC FW SC FW SC FW SC FW SC SC SC SC SC FW  
POP 12HR 5 0 10 10 20 10 10 5 10  
RAIN SHWRS S S  
TSTMS S S  
 
 
 
ILZ102-MOZ065-020900-  
MONROE IL-JEFFERSON MO-  
301 PM CDT TUE SEP 1 2026  
 
DATE 09/01/26 WED 09/02/26 THU 09/03/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 75 97 75 98 76  
TEMP 99 91 82 79 76 75 88 94 95 91 82 79 77 75 90 96 97 92 84 81 78 77  
DEWPT 69 71 68 69 69 68 73 72 71 71 70 69 69 69 72 71 70 71 71 70 69 69  
RH 38 52 63 72 79 79 61 49 46 52 67 72 76 82 56 45 42 51 65 69 74 76  
WIND DIR S S S S SW SW SW SW S S S S SW SW SW SW S S S S SW SW  
WIND SPD 3 3 4 4 3 3 4 4 4 4 4 3 3 2 4 4 4 3 4 3 2 2  
CLOUDS FW FW CL CL CL CL CL FW FW FW FW CL CL CL CL FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
HEAT INDEX 106 98 85 95102103 97 86 80 97104104 99 89 84  
MAX HEAT 109 96 84 106 107 96 85 107 108 100 86  
HEAT Y Y Y Y  
 
DATE 09/04 SAT 09/05/26 SUN 09/06/26 MON 09/07/26 TUE 09/08/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 98 75 98 72 95 70 91 67 91  
TEMP 96 92 79 75 94 90 77 73 92 88 75 70 89 86 73 68 89 86  
DEWPT 71 72 70 69 73 72 72 71 73 70 70 68 72 68 66 64 69 67  
PWIND DIR SW S W S N E SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 0 10 5 20 10 10 5 5  
RAIN SHWRS S S S  
TSTMS S S S  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MO Page
The Nexlab IL Page
Main Text Page