500
FOUS53 KLSX 160626
AFMLSX
AREA FORECAST MATRICES
NATIONAL WEATHER SERVICE SAINT LOUIS MO
126 AM CDT WED SEP 16 2026
ILZ100-101-MOZ061-063-064-170900-
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
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 73 96 74 97 73
TEMP 74 73 83 93 95 90 81 79 76 75 86 94 95 90 81 78 75 73
DEWPT 73 72 75 75 74 74 73 72 71 70 72 73 73 74 74 74 73 72
RH 97 97 77 56 51 60 77 79 85 84 63 51 49 60 79 88 94 97
WIND DIR NE NE E S W S S S S SW W NW NW S N NE NE E
WIND SPD 2 2 3 4 3 2 2 2 3 3 4 5 3 1 1 1 2 2
CLOUDS B1 B1 B1 SC SC SC SC FW FW FW SC SC FW SC SC SC SC SC
POP 12HR 40 30 5 20 10
QPF 12HR 0.00-0.11 0.00-0.35 0 0.00-0.31 0.00-0.43
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S S
TSTMS S S S
HEAT INDEX 91104106 99 86 92104105 99 85
MAX HEAT 87 85 109 110 99 86 107 110 98
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 73 97 72 92 68 86 64 82
TEMP 92 89 78 73 93 90 77 73 89 86 73 69 83 80 68 65 80 77
DEWPT 73 71 70 67 68 68 67 67 69 69 69 67 68 68 67 64 67 65
PWIND DIR SE SE SW SW NW NE NW N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC B1 SC B1 SC SC SC B1 B1 SC SC SC SC
POP 12HR 5 0 5 30 20 30 20 30 20
RAIN SHWRS S C S S S C S S C C S S
TSTMS S S S S S
MOZ049-170900-
OSAGE MO-
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 96 74 96 72
TEMP 73 72 81 92 95 88 80 78 76 74 85 93 93 86 79 76 74 72
DEWPT 72 71 74 73 73 74 73 72 70 69 72 73 73 74 73 72 71 70
RH 97 97 79 54 49 63 79 82 82 84 65 52 52 68 82 87 90 93
WIND DIR NE NE E S E E S S S SW SW W W SE SE SE E SE
WIND SPD 3 4 4 3 3 3 3 3 4 3 4 4 3 2 1 1 2 2
CLOUDS B1 B1 SC FW FW SC FW FW FW FW FW FW FW FW SC SC SC SC
POP 12HR 30 20 5 20 5
QPF 12HR 0 0.00-0.14 0 0.00-0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S S
TSTMS S S
HEAT INDEX 86101104 97 83 90102102 94 81
MAX HEAT 103 106 95 83 105 107 93
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 96 70 90 67 82 62 80
TEMP 92 88 76 73 93 89 76 71 87 83 71 67 79 76 66 63 77 75
DEWPT 71 70 68 64 68 67 66 66 68 68 68 66 69 67 65 63 67 65
PWIND DIR S S SW SW W NE NW NE NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC SC SC SC SC B1 SC SC B1 B2 B1 SC SC SC SC
POP 12HR 5 0 5 40 30 40 30 30 20
RAIN SHWRS S C C C C C C C S C S S
TSTMS S S S S S C
MOZ042-050-170900-
AUDRAIN MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 68 91 71 92 70
TEMP 71 69 78 87 91 86 77 75 73 72 82 90 91 85 77 74 72 70
DEWPT 71 69 73 74 73 75 73 72 70 69 73 73 73 75 74 72 71 70
RH 100100 85 65 56 70 87 90 90 90 74 58 56 72 90 93 97100
WIND DIR NE NE E E E E SE S S SW W NW W NE E E E E
WIND SPD 3 4 4 5 4 2 3 3 3 3 4 4 3 1 2 2 3 3
CLOUDS B2 B2 B2 SC FW SC FW FW FW FW SC SC SC SC SC SC SC SC
POP 12HR 60 40 5 10 10
QPF 12HR 0.00-0.06 0.00-0.10 0 0 0.00-0.70
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C C S S S S S
TSTMS S S S S S
HEAT INDEX 95 99 94 87 98100 93
MAX HEAT 102 106 95 105 107 93
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 91 71 92 68 85 64 78 60 76
TEMP 88 85 75 71 89 86 73 69 82 79 68 65 76 73 64 61 74 72
DEWPT 72 72 69 64 68 70 68 67 69 70 68 65 68 68 64 61 66 66
PWIND DIR S S SW W W N N NE NE
WIND CHAR LT LT GN LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC B1 B2 B1 B1 B1 B2 B1 SC SC SC SC
POP 12HR 5 0 10 50 40 40 30 30 20
RAIN SHWRS S S C C C C C C C S C S S
TSTMS S S S S S S S
MOZ047-048-170900-
MONITEAU MO-COLE MO-
INCLUDING THE CITY OF JEFFERSON CITY
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 96 74 97 73
TEMP 72 72 80 90 95 90 80 77 76 74 84 93 94 88 79 76 74 73
DEWPT 72 71 73 74 73 74 73 72 71 70 72 73 73 73 73 72 71 70
RH 100 97 79 60 49 60 79 85 85 87 67 52 51 61 82 87 90 90
WIND DIR NE NE E SE SE E SE S S SW SW NW W E SE SE SE SE
WIND SPD 2 3 3 3 3 2 2 2 2 2 3 3 2 1 1 1 1 1
CLOUDS B1 B2 SC FW FW SC FW FW FW FW FW FW FW FW SC FW SC SC
POP 12HR 30 20 5 10 5
QPF 12HR 0.01 0.00-0.09 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S S
TSTMS S S S S S
HEAT INDEX 82 99104 99 83 90102103 96 82
MAX HEAT 102 107 97 105 107 96
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 73 96 70 90 67 81 63 79
TEMP 92 89 76 73 92 89 75 71 85 83 70 67 78 75 66 63 76 74
DEWPT 72 71 68 65 68 69 68 67 69 69 69 66 69 68 66 63 67 66
PWIND DIR S S SW W W N N NE NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC SC SC SC SC B1 B1 B1 B1 B2 SC SC SC SC SC
POP 12HR 5 0 10 50 40 50 40 30 20
RAIN SHWRS S C C C C C C C C C S S
TSTMS S S S S S S S
MOZ041-170900-
BOONE MO-
INCLUDING THE CITY OF COLUMBIA
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 69 92 72 93 72
TEMP 71 70 78 87 91 87 79 76 74 73 82 90 92 87 79 75 73 72
DEWPT 71 69 73 75 74 75 74 73 71 70 73 74 73 75 74 73 71 70
RH 100 97 85 68 58 68 85 90 90 90 74 60 54 68 85 94 93 93
WIND DIR NE NE E E SE E SE S S S W NW W N E E E E
WIND SPD 4 4 4 4 4 2 3 3 3 2 3 4 3 1 2 2 3 3
CLOUDS B2 OV B2 FW FW SC FW FW FW FW SC FW FW SC SC SC SC SC
POP 12HR 60 30 5 10 5
QPF 12HR 0.00-0.05 0.01-0.07 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C S S S
TSTMS S S S S
HEAT INDEX 95100 96 80 88 99101 95 80
MAX HEAT 102 106 95 105 107 94
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 93 72 93 69 85 65 79 61 77
TEMP 90 87 76 72 90 87 74 69 82 79 69 66 76 73 65 62 75 72
DEWPT 73 72 69 65 69 71 69 67 70 71 68 65 68 68 65 62 66 66
PWIND DIR S S SW W SW N N NE NE
WIND CHAR LT LT GN LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC B1 SC SC B1 B2 B1 B1 B1 B2 SC SC SC SC SC
POP 12HR 5 5 10 60 40 40 40 30 20
RAIN SHWRS S C L C C C C C C C C S S
TSTMS S S S C S S
ILZ095>097-MOZ018-019-026-027-034>036-170900-
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
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 67 87 70 88 69
TEMP 70 68 74 81 85 83 75 73 72 70 78 85 87 83 76 73 71 70
DEWPT 70 68 72 75 75 75 73 72 71 70 74 75 76 75 74 72 71 69
RH 100100 93 82 72 77 94 97 97100 88 72 70 77 94 97100 97
WIND DIR NE NE E E E E E SE S SW N N N N NE NE E E
WIND SPD 4 3 3 3 3 2 2 2 2 2 3 3 3 2 3 2 3 3
WIND GUST 13
CLOUDS B2 B2 B2 B2 SC SC SC SC SC B1 B1 B1 SC SC SC SC SC SC
POP 12HR 80 80 10 20 10
QPF 12HR 0.01-0.51 0.01-0.59 0.00-0.14 0.00-0.41 0.00-0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L C S S S S S S S
TSTMS C S S S S S S S
HEAT INDEX 86 93 90 80 94 97 91
MAX HEAT 103 106 95 103 106 94
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 89 71 90 68 81 64 76 60 75
TEMP 86 84 75 72 87 84 72 68 78 76 68 64 74 72 64 61 72 71
DEWPT 74 73 70 66 70 72 69 67 70 71 68 64 67 68 64 60 65 66
PWIND DIR SE S SW NW N N N NE NE
WIND CHAR LT LT GN LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC B1 B1 SC B1 B2 B1 B1 B2 B2 B1 SC SC SC B1
POP 12HR 20 5 20 70 50 50 30 30 30
RAIN SHWRS S S S C L C C C C C C S C C S
TSTMS S S S C C S C S S
ILZ069-070-074-170900-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 73 96 74 97 72
TEMP 74 73 85 93 95 90 80 78 76 74 87 95 96 90 80 77 74 72
DEWPT 73 72 75 74 72 72 72 71 70 70 72 72 72 73 74 74 73 72
RH 97 97 72 54 48 56 77 79 82 87 61 48 46 58 82 90 97100
WIND DIR SE E E SW SW S S S S SW SW W NW N N NE NE NE
WIND SPD 1 1 3 5 4 1 1 2 2 2 4 5 3 1 0 0 1 2
CLOUDS SC SC SC SC SC B1 SC FW FW FW SC SC SC SC SC FW SC SC
POP 12HR 20 20 5 10 10
QPF 12HR 0.00-0.08 0.00-0.25 0.00-0.05 0.00-0.23 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S
TSTMS S S S S
HEAT INDEX 92103105 98 84 94103104 98 83
MAX HEAT 85 89 107 110 98 86 107 109 98 85
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 94 72 97 72 93 68 88 64 84
TEMP 91 88 76 72 94 90 77 72 91 86 73 69 85 81 68 65 81 78
DEWPT 72 71 70 68 67 67 66 66 68 69 69 68 68 67 67 65 66 65
PWIND DIR E SE SW SW NW NE NW N N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW FW SC SC B1 SC SC SC SC SC B1 B1 SC SC SC SC
POP 12HR 10 5 5 20 20 10 20 30 20
RAIN SHWRS S S S S S S S C S S
TSTMS S S S S S
MOZ074-084-085-099-170900-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 95 72 96 71
TEMP 74 72 85 93 94 86 79 76 74 72 86 95 94 86 79 76 73 71
DEWPT 71 70 73 72 72 71 70 69 68 67 71 70 71 71 71 70 69 68
RH 90 93 67 51 49 61 74 79 82 84 61 45 47 61 77 82 87 90
WIND DIR S S S SW S S S S SW SW SW W W N NE W NW N
WIND SPD 1 1 3 4 3 1 1 1 1 1 2 2 1 1 0 0 0 0
WIND GUST 11 11 12 12 12
CLOUDS FW FW FW FW SC SC FW CL FW FW FW FW FW FW SC FW FW FW
POP 12HR 5 20 0 20 0
QPF 12HR 0 0.00-0.23 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S
TSTMS S S S
HEAT INDEX 91102102 92 91101102 91
MAX HEAT 109 111 94 106 109 94
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 70 95 69 94 67 87 62 83
TEMP 93 86 75 70 93 87 75 70 91 85 72 67 85 79 67 64 80 76
DEWPT 70 69 67 65 65 64 63 62 65 66 66 65 68 68 66 64 68 66
PWIND DIR S S SW SW W E NW N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW FW SC SC FW SC SC SC SC B1 SC SC B1 B1 SC
POP 12HR 5 0 0 10 20 20 40 30 30
RAIN SHWRS S S S S C C S C C
TSTMS S S
MOZ060-170900-
WARREN MO-
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 70 95 72 95 70
TEMP 73 71 80 91 94 89 79 77 74 73 84 93 94 87 79 76 73 71
DEWPT 72 71 75 75 74 74 74 73 71 70 73 74 74 74 74 73 72 71
RH 97100 85 60 53 61 85 87 90 90 70 54 53 65 85 90 97100
WIND DIR NE NE E S E SE S S S SW W NW NW N NE NE E E
WIND SPD 1 1 2 2 1 1 1 1 2 2 2 2 1 0 0 0 1 1
CLOUDS B2 B2 B1 SC SC SC FW FW FW FW FW SC FW FW SC SC SC SC
POP 12HR 50 40 5 20 10
QPF 12HR 0.00-0.05 0.00-0.17 0 0.00-0.05 0.00-0.27
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S S
TSTMS S S
HEAT INDEX 85102105 98 81 90103104 96 80
MAX HEAT 106 109 95 106 109 94
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 94 71 95 69 89 66 82 61 80
TEMP 91 88 76 72 92 89 75 70 86 83 71 67 80 77 66 63 77 75
DEWPT 73 72 69 66 69 68 68 67 70 69 69 66 69 67 66 63 67 65
PWIND DIR SE S SW W W N NW N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC SC B1 SC SC B1 B2 B1 SC SC SC SC
POP 12HR 10 5 5 40 30 40 30 30 20
RAIN SHWRS C C C S C C C C C S S
TSTMS S S S S S
MOZ051-052-170900-
MONTGOMERY MO-LINCOLN MO-
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 69 93 71 94 70
TEMP 72 70 79 89 93 88 78 76 74 72 83 91 92 87 78 75 72 71
DEWPT 72 70 74 75 74 74 74 73 71 70 73 74 74 75 74 73 72 71
RH 100100 85 64 54 63 88 90 90 93 72 58 56 68 88 94100100
WIND DIR NE NE E SE E SE SE S S SW W NW NW N NE NE E E
WIND SPD 2 2 3 3 2 1 2 1 2 2 3 3 2 0 0 1 2 2
CLOUDS B2 B2 B2 SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC
POP 12HR 50 50 5 10 10
QPF 12HR 0.00-0.06 0.00-0.08 0 0 0.00-0.69
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S S S S
TSTMS S S S S S
HEAT INDEX 82100103 97 80 89101103 95
MAX HEAT 105 107 98 106 109 96
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 92 71 94 69 87 65 81 61 78
TEMP 89 87 76 72 91 88 74 70 85 81 70 66 79 76 65 62 76 74
DEWPT 73 72 70 66 69 69 68 67 70 69 69 66 68 67 65 62 66 65
PWIND DIR SE S SW W W N N NE NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC B1 SC SC B1 B1 SC B1 B2 SC SC SC SC SC
POP 12HR 10 5 5 50 30 40 30 30 20
RAIN SHWRS S C C C S C C C S C S S
TSTMS S S S S S S
ILZ058-059-098-099-170900-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 70 93 71 94 70
TEMP 72 71 81 90 92 88 78 76 74 72 83 91 93 87 78 74 72 70
DEWPT 72 71 74 74 73 73 73 72 71 70 72 73 73 73 74 73 72 70
RH 100100 79 60 54 61 85 87 90 93 70 56 52 63 88 97100100
WIND DIR NE NE E SE NE SE SE SE S SW W N NW N NE NE E E
WIND SPD 2 3 3 3 3 2 2 2 3 2 4 4 3 2 2 2 3 3
CLOUDS B2 B2 B1 B1 SC SC FW FW FW SC SC SC SC SC SC SC SC SC
POP 12HR 60 60 5 20 10
QPF 12HR 0.01-0.13 0.01-0.23 0 0.00-0.21 0.00-0.17
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C C S S S S
TSTMS S S S S
HEAT INDEX 85 99101 95 89100101 94
MAX HEAT 105 106 98 105 107 95
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 93 71 95 69 89 65 83 61 80
TEMP 89 86 75 72 92 88 74 70 86 82 70 66 80 77 65 62 78 75
DEWPT 71 71 69 66 67 68 68 67 68 69 68 66 66 66 65 62 64 64
PWIND DIR SE SE SW SW NW NE NW N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC B1 B1 B1 B1 SC SC B1 B2 B1 SC SC SC SC
POP 12HR 10 5 5 50 30 30 30 30 20
RAIN SHWRS S C C C C C C S C C S S S
TSTMS C S S S S S S
ILZ060-065-170900-
MONTGOMERY IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 71 94 72 95 70
TEMP 73 71 82 91 93 88 78 76 74 72 85 93 93 87 78 74 72 70
DEWPT 72 71 74 73 72 73 72 71 70 69 72 72 72 73 73 72 71 70
RH 97100 77 56 51 61 82 85 87 90 65 51 51 63 85 93 97100
WIND DIR NE NE E SE SW SE S S S SW W NW NW NW N NE NE E
WIND SPD 1 2 3 4 3 1 1 2 3 3 4 5 4 1 1 2 3 3
CLOUDS B2 B2 B1 B1 SC SC SC SC FW FW SC SC SC SC SC SC SC SC
POP 12HR 40 40 5 20 10
QPF 12HR 0.00-0.17 0.00-0.22 0 0.00-0.21 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S S S S
TSTMS S S S S
HEAT INDEX 87100101 95 91101101 94
MAX HEAT 85 89 103 106 96 87 105 106 95 85
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 92 70 95 70 90 66 85 61 81
TEMP 89 86 74 71 92 88 74 70 87 83 71 67 82 79 66 63 79 75
DEWPT 71 70 69 67 67 67 66 67 68 69 67 66 66 66 65 63 64 64
PWIND DIR SE SE SW SW NW NE NW N N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC SC B1 SC SC SC B1 B1 SC SC SC SC
POP 12HR 10 5 5 30 30 20 20 30 20
RAIN SHWRS S C C S C S S S S C S S S
TSTMS C S S S S
ILZ064-170900-
BOND IL-
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 95 73 96 71
TEMP 73 72 83 92 94 89 80 77 75 73 86 94 94 87 79 76 73 71
DEWPT 73 72 75 75 73 74 73 71 70 69 73 73 72 74 74 73 73 71
RH 100100 77 58 51 61 79 82 84 87 65 51 49 65 85 90100100
WIND DIR E NE E S SW SW SE S S SW W NW NW SW N NE NE E
WIND SPD 1 1 3 4 3 1 1 1 2 2 4 4 4 1 0 1 2 3
CLOUDS B1 B1 B1 SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC
POP 12HR 40 40 5 20 10
QPF 12HR 0.02 0.00-0.11 0 0.00-0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S S
TSTMS S S S S
HEAT INDEX 90103104 97 83 93103103 95 81
MAX HEAT 106 107 95 84 106 107 94
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 93 71 95 71 91 67 86 62 82
TEMP 90 87 75 72 93 89 76 71 89 84 72 68 83 80 67 64 79 77
DEWPT 72 71 70 68 68 67 66 67 69 69 68 67 68 67 66 64 66 65
PWIND DIR SE SE SW SW NW NE NW N N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC SC SC SC SC B1 SC SC SC B1 SC SC B1 SC SC
POP 12HR 5 5 5 30 20 20 20 30 20
RAIN SHWRS S C S S S S S S C S S S
TSTMS S S S
ILZ079-MOZ075-170900-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 73 97 73 98 72
TEMP 75 73 85 94 96 90 81 78 75 74 87 95 96 89 81 77 74 72
DEWPT 72 71 74 74 73 72 72 70 69 68 72 72 72 72 73 72 71 71
RH 90 93 70 53 48 56 74 76 82 82 61 48 46 57 77 85 90 97
WIND DIR SE E S SW S S S S S SW SW W NW N NE N N NE
WIND SPD 3 2 4 5 5 3 2 2 3 3 4 4 2 1 0 0 1 1
CLOUDS FW FW FW SC SC SC FW FW FW FW SC SC FW FW SC FW FW FW
POP 12HR 20 20 5 10 5
QPF 12HR 0 0.00-0.25 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S
TSTMS S S
HEAT INDEX 93105105 98 85 93104105 97 85
MAX HEAT 84 83 110 111 98 109 110 95
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 71 97 71 94 68 88 63 84
TEMP 92 89 77 72 94 90 77 72 91 88 73 69 86 82 69 65 81 78
DEWPT 72 71 69 66 66 66 65 64 68 68 68 66 69 68 67 65 68 66
PWIND DIR E SE SW SW W NE NW N NE
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 B1 SC SC SC SC
POP 12HR 5 0 0 10 20 20 20 30 30
RAIN SHWRS S S S S S C C C C
TSTMS S S S
MOZ059-062-072-073-170900-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 96 73 96 71
TEMP 74 72 84 93 94 86 79 77 75 73 86 94 93 85 79 76 73 71
DEWPT 71 70 75 74 74 75 73 70 68 67 72 72 73 74 73 71 70 69
RH 90 93 74 54 53 70 82 79 79 81 63 49 52 70 82 85 90 93
WIND DIR SE E SE SW SW SE S S S SW SW W NW E E SE SE SE
WIND SPD 2 2 3 3 3 2 1 2 3 3 3 3 1 0 0 0 1 1
WIND GUST 12 12
CLOUDS SC SC SC FW SC SC FW FW FW FW FW FW SC FW SC SC SC SC
POP 12HR 20 30 10 20 5
QPF 12HR 0 0.00-0.35 0 0.00-0.11 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S
TSTMS S S S
HEAT INDEX 91103104 95 81 92103103 93
MAX HEAT 110 111 95 106 109 93
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 71 95 70 92 66 84 61 80
TEMP 92 87 76 71 92 88 75 71 89 84 71 67 82 77 66 63 78 75
DEWPT 72 71 67 64 67 67 64 64 68 68 67 65 69 68 65 62 68 66
PWIND DIR S S SW SW W NE NW N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW SC FW SC SC SC SC SC SC SC SC B1 SC SC SC SC SC
POP 12HR 5 5 5 20 20 30 40 30 30
RAIN SHWRS S S S S C S C C C S C
TSTMS S S S S S
ILZ102-MOZ065-170900-
MONROE IL-JEFFERSON MO-
126 AM CDT WED SEP 16 2026
DATE 09/15/26 WED 09/16/26 THU 09/17/26 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 73 97 73 98 72
TEMP 74 73 85 94 95 89 81 77 75 74 87 95 96 89 80 77 74 72
DEWPT 72 72 76 75 75 75 73 71 69 68 73 73 73 74 73 73 71 70
RH 93 97 75 54 53 64 77 82 82 82 63 49 48 61 79 87 90 93
WIND DIR E E E SW SW S S S S SW SW W NW SW W NE NE E
WIND SPD 2 2 2 3 3 2 2 2 3 3 3 3 2 1 0 0 1 1
CLOUDS SC SC SC FW SC SC SC FW FW FW SC SC SC FW SC SC SC SC
POP 12HR 20 20 5 20 5
QPF 12HR 0 0.00-0.35 0 0.00-0.15 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S
TSTMS S S
HEAT INDEX 94107107 99 85 95105106 98 85
MAX HEAT 84 111 113 95 109 111 95
HEAT Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
DATE 09/18 SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 97 71 94 67 87 62 83
TEMP 92 89 76 72 94 91 76 72 91 87 73 68 84 80 67 64 80 77
DEWPT 73 72 69 65 68 68 65 64 69 69 68 66 70 68 66 63 68 66
PWIND DIR SE S SW SW W NE NW N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC FW SC SC B1 SC SC SC SC SC B1 B1 SC SC SC SC
POP 12HR 5 0 5 20 20 20 20 30 30
RAIN SHWRS S S S S S C C C S
TSTMS S S S S
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