426
FOUS53 KLSX 152256
AFMLSX
AREA FORECAST MATRICES
NATIONAL WEATHER SERVICE SAINT LOUIS MO
556 PM CDT FRI MAY 15 2026
ILZ100-101-MOZ061-063-064-160900-
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
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
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 82 64 89 69
TEMP 79 74 72 71 69 72 77 79 77 71 70 67 66 78 86 89 87 79 75 71 71
DEWPT 61 61 62 63 64 66 67 67 65 64 63 62 61 65 65 64 62 61 62 63 65
RH 54 64 71 76 84 81 71 67 67 79 78 84 84 64 50 44 43 54 64 76 81
WIND DIR S S S S W S SW S SE SE SE S S S S S S S S S S
WIND SPD 9 9 9 8 6 8 6 9 6 6 6 6 9 12 16 17 13 12 12 12 13
WIND GUST 21 21 26 23 20 20 17 17 18 17 23 27 28 25 24 24 24 25
CLOUDS OV B2 SC B2 B2 B2 B2 B2 B2 B1 SC FW FW FW FW CL FW FW SC SC SC
POP 12HR 50 70 20 0 5
QPF 12HR 0.00-0.42 0.18-0.66 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L C C S S
TSTMS S S L L C C S S
HEAT INDEX 80 88 91 88
MAX HEAT 84 81 84 90 94 87
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 90 70 81 60 72 54 74 55 79
TEMP 86 87 77 72 78 77 66 60 69 70 60 56 71 72 61 57 75 78
DEWPT 69 67 67 66 66 63 61 54 53 52 52 49 52 53 54 52 56 57
PWIND DIR S S SW NW N NE NE E E
WIND CHAR BZ GN GN LT GN LT LT LT LT
AVG CLOUDS B1 B1 SC SC B1 B1 B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 50 50 80 70 20 20 10 20 20
RAIN SHWRS C C C L D L C S S S S S S S S S
TSTMS C C C C L C S S
MOZ042-049-050-160900-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 82 63 89 69
TEMP 78 74 71 69 66 71 77 80 78 70 69 65 65 77 86 89 87 78 74 71 71
DEWPT 63 60 59 59 62 65 66 66 65 62 61 59 60 64 64 63 63 61 62 63 65
RH 60 62 66 70 87 81 69 62 64 76 76 81 84 64 48 42 45 56 66 76 81
WIND DIR S S S SW E S S S SE SE SE S S S S S S S S S S
WIND SPD 9 10 9 5 6 9 10 10 10 9 8 8 10 13 17 18 13 13 13 13 13
WIND GUST 21 25 24 23 20 21 20 21 20 23 19 20 23 29 32 33 32 28 28 28 28
CLOUDS B1 SC SC B2 B2 B2 B1 B2 B1 SC SC SC FW FW FW FW FW FW FW SC B1
POP 12HR 70 70 20 0 5
QPF 12HR 0.17-0.81 0.12-0.50 0.00-0.10 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C C S S C
TSTMS S C L C C C S S S
HEAT INDEX 81 87 90 88
MAX HEAT 82 85 89 94 87
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 66 77 54 70 51 73 53 79
TEMP 85 85 74 67 74 73 60 55 67 68 56 53 70 72 59 55 75 77
DEWPT 69 67 65 62 63 59 55 49 50 50 49 47 51 53 52 51 57 58
PWIND DIR S S SW N N NE E E SE
WIND CHAR BZ BZ GN LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 50 60 60 50 10 10 20 20 10
RAIN SHWRS C C C L C L C C S S S S S S
TSTMS S C C C C C S S
MOZ041-047-048-160900-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 65 84 65 91 71
TEMP 78 75 71 69 66 72 79 81 79 72 69 67 67 78 87 90 89 79 75 72 72
DEWPT 63 60 59 60 62 65 66 66 65 62 60 59 60 64 65 64 63 62 63 63 65
RH 60 60 66 73 87 79 64 60 62 71 73 75 78 62 48 42 42 56 66 73 79
WIND DIR S S S SE E S S S SE SE SE S S S S S S S S S S
WIND SPD 9 10 8 6 6 9 11 10 10 9 8 6 9 12 14 16 12 12 12 11 12
WIND GUST 21 25 26 21 20 21 21 23 21 23 20 23 29 32 33 31 28 28 28 28
CLOUDS B1 SC SC B2 OV B2 SC B1 SC SC SC SC FW FW FW FW FW FW SC SC B1
POP 12HR 70 60 20 0 10
QPF 12HR 0.15-0.84 0.15-0.45 0.00-0.14 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C C S S
TSTMS S C L C C C S S
HEAT INDEX 83 80 88 92 90 80
MAX HEAT 82 83 86 92 95 89
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 67 76 55 70 52 75 55 80
TEMP 86 86 74 68 73 72 60 55 68 68 57 54 71 73 60 56 76 78
DEWPT 69 68 64 62 62 59 54 49 50 50 49 48 52 53 52 52 57 58
PWIND DIR S S W N NE NE E E SE
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 50 60 50 50 10 10 20 20 10
RAIN SHWRS S C C L C C C C S S S S S
TSTMS S C C C C C S
ILZ095>097-MOZ018-019-026-027-034>036-160900-
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
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 82 64 89 69
TEMP 79 73 70 67 66 72 78 80 77 70 69 66 66 77 86 89 87 79 75 72 71
DEWPT 63 61 60 60 61 65 66 66 65 63 62 61 61 64 66 64 63 61 61 62 64
RH 58 66 71 78 84 79 67 62 67 78 78 84 84 64 51 44 45 54 62 71 79
WIND DIR S S S NW S S S S SE SE SE SE S S S S S S S S S
WIND SPD 10 10 9 6 6 8 9 10 8 8 8 8 10 13 17 18 14 13 13 13 14
WIND GUST 21 25 23 25 18 18 19 20 20 21 20 21 24 29 33 35 33 29 29 29 29
CLOUDS SC FW SC B2 OV B1 B1 B1 B1 B2 B2 B1 SC FW FW FW FW FW FW SC B1
POP 12HR 70 60 30 0 5
QPF 12HR 0.18-0.64 0.02-0.24 0.01-0.23 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C C S C C C C
TSTMS S C L C C C S C C C
HEAT INDEX 82 88 90 88
MAX HEAT 85 83 86 91 94 88
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 88 66 76 54 69 51 72 54 78
TEMP 85 85 74 68 74 72 60 55 67 68 56 53 69 71 59 56 75 76
DEWPT 69 67 64 62 62 58 52 47 49 49 47 46 50 52 50 50 56 57
PWIND DIR S S W NW N NE E E SE
WIND CHAR BZ BZ GN LT LT LT LT LT GN
AVG CLOUDS B1 SC SC B1 B2 B1 SC B1 SC SC SC B1 SC SC SC SC SC SC
POP 12HR 60 60 50 30 10 10 10 20 10
RAIN SHWRS C L L L C C C S S S
TSTMS C L C C S C S
ILZ069-070-074-160900-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
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 82 65 87 69
TEMP 77 72 71 71 70 72 77 79 76 71 69 67 67 78 85 87 84 77 73 70 70
DEWPT 61 61 62 63 65 67 68 67 65 64 63 62 62 65 65 63 62 59 60 62 65
RH 58 68 73 76 84 84 74 67 69 79 81 84 84 64 51 45 48 54 64 76 84
WIND DIR S S S S S SW SW SW SE SE SE S S S S S S S S S S
WIND SPD 9 9 10 11 9 9 8 9 6 6 6 6 9 13 17 17 13 13 12 12 13
WIND GUST 21 23 26 28 23 20 17 27 23
CLOUDS B1 B2 B2 B1 B1 OV B2 OV B2 B2 SC FW FW FW FW CL CL FW FW SC SC
POP 12HR 30 70 20 0 0
QPF 12HR 0.00-0.12 0.29-0.66 0.00-0.17 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C L C C S S
TSTMS S S S C L C C S S
HEAT INDEX 87 88 85
MAX HEAT 82 83 89 91 85
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 88 71 81 62 72 55 73 56 78
TEMP 85 84 76 73 79 77 67 62 70 69 60 56 70 71 61 58 74 76
DEWPT 69 67 67 68 68 65 62 57 55 54 52 50 53 54 53 54 57 58
PWIND DIR S S SW NW N NE NE E E
WIND CHAR BZ GN BZ LT GN LT LT LT LT
AVG CLOUDS SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 50 40 80 60 20 20 10 20 20
RAIN SHWRS C C C L D L C S S S S S S S S S
TSTMS C C C C C C S S
MOZ074-084-085-099-160900-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
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 85 64 89 69
TEMP 78 74 73 71 69 74 80 82 79 72 70 66 65 78 86 89 86 78 74 71 70
DEWPT 62 62 63 63 64 66 65 64 62 62 61 59 60 63 62 61 60 61 63 64 66
RH 58 66 71 76 84 76 60 55 56 71 73 78 84 60 45 39 42 56 69 79 87
WIND DIR S S S S SW S S S S S S S S S S S S S S S S
WIND SPD 6 8 9 8 6 9 9 9 6 6 8 5 5 9 11 11 11 9 9 9 9
WIND GUST 23 26 26 31 24 26 19 19 20 19 21 23 27 27 28 28 27 29 28 28
CLOUDS B2 B2 OV OV B2 B2 B2 B1 B1 FW FW SC FW FW FW CL FW FW SC B1 B2
POP 12HR 30 50 10 0 5
QPF 12HR 0.00-0.07 0.01-0.42 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C C C
TSTMS S S S C C C C
HEAT INDEX 81 83 86 89 86
MAX HEAT 84 85 87 90 92 86
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 88 69 81 60 73 53 76 54 81
TEMP 85 85 75 70 78 77 66 60 71 70 59 55 73 73 60 57 78 78
DEWPT 68 67 67 67 68 65 62 57 54 53 52 51 51 53 53 54 55 57
PWIND DIR S S SW NW N NE NE NE E
WIND CHAR GN GN GN LT LT LT LT LT LT
AVG CLOUDS B2 B1 SC SC B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC B1 SC SC
POP 12HR 30 40 70 70 30 20 20 20 20
RAIN SHWRS C S C L L L C C C S S S S S S S S
TSTMS C S C C C C S S S S
MOZ051-052-060-160900-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 81 62 89 68
TEMP 78 73 71 69 66 71 76 79 77 70 69 65 65 76 86 89 87 78 75 70 70
DEWPT 63 61 60 60 63 66 67 67 65 63 62 61 61 65 65 64 63 61 62 63 65
RH 60 66 68 73 90 84 74 67 67 78 78 87 87 69 50 44 45 56 64 78 84
WIND DIR S S S SW W S S S SE SE SE S S S S S S S S S S
WIND SPD 6 9 8 6 6 8 8 9 8 8 6 5 8 11 13 14 10 11 11 11 12
WIND GUST 20 25 25 19 20 21 18 18 19 19 19 20 26 29 31 25 26 26 26 26
CLOUDS B2 SC SC B1 OV B2 B2 B2 B1 SC SC SC FW FW FW CL FW FW FW SC B1
POP 12HR 70 70 20 0 5
QPF 12HR 0.18-0.68 0.15-0.54 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C C S S S
TSTMS C L C C C S S S
HEAT INDEX 88 90 88
MAX HEAT 85 84 90 93 88
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 66 78 55 70 51 73 53 79
TEMP 84 86 75 69 75 75 62 56 68 68 57 53 70 71 59 55 75 77
DEWPT 70 67 66 64 65 61 57 51 52 52 50 48 52 54 53 52 57 58
PWIND DIR S S SW NW N NE E E SE
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC SC B1 B1 B1 B1 B1 B1 SC B1 SC SC SC SC SC SC
POP 12HR 50 60 60 60 20 20 20 20 20
RAIN SHWRS S C C L C L L C S S S S S S S S
TSTMS S C C C C C S S
ILZ058-059-098-099-160900-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 64 80 62 88 67
TEMP 78 72 70 69 67 71 76 78 76 70 69 65 66 77 85 87 85 77 73 69 70
DEWPT 60 60 60 60 62 65 65 64 64 63 62 60 60 64 64 62 61 59 60 60 63
RH 54 66 71 73 84 81 69 62 66 78 78 84 81 64 50 43 45 54 64 73 78
WIND DIR S S S SW SW S SW S S SE SE S S S S S S S S S S
WIND SPD 10 10 10 8 8 10 8 9 6 8 6 9 10 13 17 18 14 14 13 13 14
WIND GUST 24 23 23 21 21 20 18 20 24 27 31 26 27 26 25 26
CLOUDS B1 B1 SC SC B2 B2 B2 B2 B2 B1 B1 FW FW FW FW CL FW FW FW SC SC
POP 12HR 70 70 30 0 0
QPF 12HR 0.04-0.66 0.14-0.58 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L C C S C S S
TSTMS C L L C C S C S S
HEAT INDEX 86 88 86
MAX HEAT 85 82 90 93 87
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 88 66 79 55 69 50 72 52 78
TEMP 85 85 75 70 77 75 64 57 68 68 57 53 70 71 59 56 74 76
DEWPT 67 65 66 64 63 60 57 50 49 50 48 46 49 51 51 50 54 56
PWIND DIR S S SW NW N NE NE E SE
WIND CHAR BZ BZ GN LT GN LT LT LT LT
AVG CLOUDS B1 B1 B1 SC B2 B1 B1 B2 B1 B1 SC B1 SC SC SC SC SC SC
POP 12HR 60 50 70 60 20 20 10 20 10
RAIN SHWRS S L C C C L L C S S S S S S
TSTMS S L C C C C C
ILZ060-064-065-160900-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 65 80 62 86 67
TEMP 75 70 69 68 68 71 76 77 75 69 68 65 65 77 84 86 83 75 72 69 68
DEWPT 59 60 60 61 63 66 66 66 64 63 62 61 61 65 65 63 62 59 59 60 63
RH 58 71 73 78 84 84 71 69 69 81 81 87 87 67 53 46 49 58 64 73 84
WIND DIR S S S S SW S SW SW S SE SE S S S S S S S S S S
WIND SPD 9 9 10 10 8 11 8 9 5 5 6 8 10 13 17 18 13 14 13 13 14
WIND GUST 23 23 23 24 23 21 27 29 26 27 26 25 26
CLOUDS SC B2 SC SC B1 OV B2 B2 B2 B2 SC FW FW FW FW CL CL FW FW SC SC
POP 12HR 50 70 30 0 0
QPF 12HR 0.02-0.17 0.25-0.58 0.04 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S L L C C S C S S
TSTMS S L L C C S C S
HEAT INDEX 85 87 84
MAX HEAT 82 88 90 84
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 87 68 80 58 69 52 72 53 76
TEMP 84 83 75 71 78 76 65 59 68 68 58 54 69 70 59 56 73 74
DEWPT 68 66 66 66 66 63 59 54 53 52 50 48 51 52 51 51 56 57
PWIND DIR S S SW NW N NE NE E E
WIND CHAR BZ BZ BZ LT GN LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 50 40 80 60 20 20 10 20 20
RAIN SHWRS C C C C D L C S S S S S S
TSTMS C C C C C C S
ILZ079-MOZ075-160900-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
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 84 64 89 68
TEMP 79 74 74 72 70 73 79 81 77 72 71 67 66 78 86 89 87 78 75 71 70
DEWPT 62 62 63 64 65 68 67 67 64 63 62 61 61 64 64 62 61 60 61 63 66
RH 56 66 69 76 84 84 67 63 64 73 73 81 84 62 48 41 42 54 62 76 87
WIND DIR S S S S S SW S S SE SE SE S S S S S S S S S S
WIND SPD 6 9 12 10 6 9 9 8 6 6 8 8 9 12 14 16 13 12 12 12 12
WIND GUST 19 26 28 31 20 24 20 20 25 26 27 27 25 27 26 26
CLOUDS OV B2 B2 OV B2 B2 B2 B2 B2 SC FW FW FW FW CL CL CL FW SC SC SC
POP 12HR 30 60 10 0 0
QPF 12HR 0.00-0.06 0.17-0.54 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C L C C S
TSTMS S S S C L C C S
HEAT INDEX 80 84 87 89 87
MAX HEAT 84 84 86 91 93 87
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 69 82 60 73 54 74 55 80
TEMP 86 87 77 72 80 78 67 61 71 71 60 56 72 72 61 58 77 78
DEWPT 69 67 67 67 68 66 62 57 55 54 53 51 53 53 54 54 57 57
PWIND DIR S S SW NW N N NE E E
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 30 40 70 70 30 20 20 20 20
RAIN SHWRS C S C L L L C C C S S S S S S S S
TSTMS C S C C C C S S S
MOZ059-062-072-073-160900-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
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 66 83 64 90 69
TEMP 77 74 73 71 68 72 78 81 78 71 70 67 66 78 87 90 87 79 76 72 70
DEWPT 63 61 61 62 63 66 66 66 64 63 61 60 60 64 63 62 61 62 63 64 65
RH 62 64 66 73 84 81 67 60 62 76 73 78 81 62 45 39 42 56 64 76 84
WIND DIR S S S SW W S S SE SE SE S S S S S S S S S S S
WIND SPD 5 9 9 6 9 8 9 9 8 6 8 5 6 10 12 13 11 10 10 10 10
WIND GUST 19 26 24 26 26 23 21 20 20 20 20 21 21 27 27 28 27 27 28 27 27
CLOUDS B2 B2 B1 B2 B2 B2 B2 B1 B1 SC FW SC FW FW FW FW FW FW FW SC B1
POP 12HR 50 70 20 0 5
QPF 12HR 0.00-0.47 0.09-0.48 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S L L C C S S
TSTMS S S S L L C C S S
HEAT INDEX 82 87 90 88
MAX HEAT 83 83 85 90 93 87
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 90 68 80 57 71 52 74 54 81
TEMP 86 86 77 70 77 75 64 58 69 69 58 54 71 72 60 56 77 78
DEWPT 68 67 67 65 66 63 60 53 52 52 51 49 51 53 53 53 56 57
PWIND DIR S S SW NW N NE NE E SE
WIND CHAR GN GN GN LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 30 50 70 70 20 20 20 20 20
RAIN SHWRS S C S C C L L C S S S S S S S S S S
TSTMS S C S C C C C S S
ILZ102-MOZ065-160900-
MONROE IL-JEFFERSON MO-
556 PM CDT FRI MAY 15 2026
DATE 05/15/26 SAT 05/16/26 SUN 05/17/26 MON
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 84 64 90 69
TEMP 78 74 74 71 69 73 78 81 77 71 70 67 65 79 87 90 88 79 75 72 70
DEWPT 63 62 63 63 64 68 68 68 66 64 63 61 61 65 65 64 62 62 62 64 65
RH 60 66 69 76 84 84 71 65 69 79 78 81 87 62 48 42 42 56 64 76 84
WIND DIR S S S S SW S SW SE SE SE SE S S S S S S S S S S
WIND SPD 5 6 9 5 5 5 8 8 6 6 6 5 6 10 11 12 10 10 9 9 10
WIND GUST 19 24 25 24 23 17 18 18 18 17 18 18 21 25 26 25 23 23 23 24
CLOUDS B2 B2 B1 B2 B2 B2 B2 B1 B2 SC FW SC FW FW FW CL CL FW SC SC B1
POP 12HR 50 60 20 0 5
QPF 12HR 0.01-0.10 0.14-0.44 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S L L C C S
TSTMS S S S L L C C S
HEAT INDEX 84 89 91 88
MAX HEAT 83 83 87 92 94 88
DATE 05/18 TUE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 90 69 82 59 72 53 74 55 80
TEMP 87 87 77 71 79 78 66 59 71 71 60 55 71 72 60 57 77 78
DEWPT 70 68 68 66 68 65 62 55 54 54 53 50 53 54 54 53 57 58
PWIND DIR S S SW NW N NE NE E E
WIND CHAR GN GN GN LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 40 40 80 70 20 20 20 20 20
RAIN SHWRS C S C L D L C S S S S S S S S S
TSTMS C S C C L C S S
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