154
FOUS53 KLSX 150931
AFMLSX
AREA FORECAST MATRICES
NATIONAL WEATHER SERVICE SAINT LOUIS MO
431 AM CDT FRI MAY 15 2026
ILZ100-101-MOZ061-063-064-152100-
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
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 85 66 84 65 90
TEMP 59 67 78 83 83 75 72 68 68 74 78 81 81 73 70 66 66 78 86 90 88
DEWPT 47 51 57 61 61 61 61 62 63 66 67 67 65 64 63 62 61 64 64 64 62
RH 64 56 48 47 47 62 68 81 84 76 69 63 58 73 78 87 84 62 48 42 42
WIND DIR SE S S S S S S S S S SW S S S S S S S S S S
WIND SPD 10 12 12 12 9 9 9 9 8 8 8 8 6 6 6 8 10 12 16 17 13
WIND GUST 21 24 23 19 19 18 18 18 24 26 27 25
CLOUDS B1 SC SC B1 B1 B1 B1 B1 B2 B2 B1 SC FW SC SC SC SC FW CL CL FW
POP 12HR 40 20 60 10 0
QPF 12HR 0.01-0.20 0.01 0.11-0.24 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S C L C S
TSTMS C S C C C S
HEAT INDEX 84 83 84 82 88 91 88
MAX HEAT 81 86 84 87 82 90 94
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 70 90 70 86 60 75 56 75
TEMP 75 71 86 87 77 72 82 82 68 61 72 73 62 57 72 73
DEWPT 62 65 69 68 68 67 68 65 63 56 55 54 54 51 53 54
PWIND DIR S S S SW W N NE NE
WIND CHAR GN BZ GN BZ LT GN LT LT
AVG CLOUDS FW SC SC B1 SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1
POP 12HR 0 50 40 70 60 20 20 20
RAIN SHWRS S C C C C L L C S S S S S S
TSTMS S C S C C C S S S S S S
MOZ042-049-050-152100-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 86 65 84 64 89
TEMP 61 71 81 85 84 74 71 67 65 72 78 82 82 71 68 65 65 77 86 89 87
DEWPT 50 56 62 64 63 60 58 58 61 65 66 65 64 62 60 59 60 64 64 64 64
RH 67 59 53 50 49 62 63 73 87 79 67 56 55 73 76 81 84 64 48 44 46
WIND DIR S S S S S S S SW SE S S S S S S S S S S S S
WIND SPD 10 11 11 11 9 9 9 8 8 9 10 9 8 8 8 9 10 14 17 17 13
WIND GUST 25 23 23 20 20 21 21 19 21 21 19 18 19 20 23 24 29 31 32 28
CLOUDS SC SC SC B1 SC SC SC B1 B2 B1 SC FW FW FW FW FW FW FW FW FW FW
POP 12HR 10 30 60 10 0
QPF 12HR 0 0.02 0.08-0.19 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S S S
TSTMS S S C C S S S
HEAT INDEX 82 86 85 84 83 87 90 88
MAX HEAT 83 89 84 82 88 83 89 94
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 69 88 67 83 56 72 52 73
TEMP 75 70 85 85 74 69 79 78 64 57 70 71 58 54 70 71
DEWPT 63 65 69 68 66 64 66 63 58 52 52 53 51 49 52 54
PWIND DIR S S S SW NW N NE NE
WIND CHAR GN BZ BZ GN LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC B1 SC B1 B1 B1 B1 B1 SC B1 B1 B1
POP 12HR 5 60 50 60 50 20 20 20
RAIN SHWRS C L C C C L C C S S S S S S
TSTMS C C C C S C S S S S S S S
MOZ041-047-048-152100-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 89 66 86 65 91
TEMP 63 73 82 86 86 75 71 68 66 73 79 84 83 73 69 66 66 78 87 90 89
DEWPT 51 57 63 64 64 60 58 58 61 65 66 66 65 62 60 59 60 64 65 64 64
RH 65 57 53 48 48 60 63 70 84 76 64 55 55 68 73 78 81 62 48 42 44
WIND DIR S S S S S S S SW SE S S S S SE S S S S S S S
WIND SPD 9 10 10 11 8 8 6 6 5 8 9 9 6 6 6 8 9 13 14 14 12
WIND GUST 21 23 21 20 20 21 21 18 21 21 19 18 19 20 23 24 29 31 32 27
CLOUDS SC SC SC B1 SC SC SC B1 B2 B1 SC FW FW FW FW FW FW FW FW FW FW
POP 12HR 10 30 50 10 0
QPF 12HR 0 0.01-0.08 0.06-0.14 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C S S S S
TSTMS S S C S S S
HEAT INDEX 83 87 87 80 86 85 88 92 90
MAX HEAT 85 89 86 83 89 84 91 95
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 71 90 69 84 56 74 53 75
TEMP 75 72 86 86 74 70 78 79 63 57 70 71 58 54 71 73
DEWPT 63 65 70 69 65 64 66 62 57 52 52 53 51 49 53 54
PWIND DIR S S S SW NW NE NE E
WIND CHAR GN BZ GN GN LT LT LT LT
AVG CLOUDS FW SC B1 SC SC SC B1 B1 B1 B1 B1 B1 SC B1 B1 B1
POP 12HR 10 60 50 60 50 20 20 20
RAIN SHWRS C L C C C L C C S S S S S S
TSTMS C C C C C C S S S S S S S
ILZ095>097-MOZ018-019-026-027-034>036-152100-
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
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 85 65 84 64 89
TEMP 60 69 79 84 83 74 71 67 66 74 79 82 81 72 68 66 65 78 86 89 87
DEWPT 51 55 61 63 63 61 59 59 61 64 65 65 64 63 61 60 61 64 65 64 64
RH 72 61 54 49 51 64 66 75 84 71 62 56 56 73 78 81 87 62 50 44 46
WIND DIR SE S S S S S S W S SW SW S S S S S S S S S S
WIND SPD 10 11 11 11 9 9 9 8 6 9 9 8 6 6 8 9 10 14 17 18 13
WIND GUST 23 23 21 21 21 21 21 20 21 21 18 18 19 20 23 24 31 34 35 31
CLOUDS SC SC FW SC SC SC SC B1 B2 B1 SC SC SC SC SC SC FW FW FW FW FW
POP 12HR 20 40 40 30 0
QPF 12HR 0.00-0.19 0.01-0.12 0.03-0.25 0.00-0.08 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S C C C C C
TSTMS S C C S S C S S
HEAT INDEX 80 85 84 80 84 83 88 90 88
MAX HEAT 83 88 83 85 89 82 90 94
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 70 88 68 83 55 72 52 73
TEMP 75 71 85 85 74 70 79 78 63 56 69 70 57 54 70 71
DEWPT 61 64 69 68 64 64 65 61 55 49 51 51 49 47 51 52
PWIND DIR S S S SW NW N NE E
WIND CHAR GN BZ BZ BZ LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC B1 B1 SC B1 B1 B1 SC SC B1 B1 B1
POP 12HR 10 60 50 60 50 10 10 10
RAIN SHWRS S C L C C S L C C S S S
TSTMS S C C C S S C S S S S
ILZ069-070-074-152100-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 81 66 83 65 88
TEMP 57 64 74 80 79 72 70 69 68 74 77 80 79 72 70 67 66 78 85 88 85
DEWPT 45 50 55 59 60 60 61 63 65 67 67 66 65 63 63 62 62 65 64 63 62
RH 64 60 51 49 52 66 73 81 90 79 71 62 62 73 78 84 87 64 50 43 46
WIND DIR SE S S S S S S S S SW SW S S S S S S S S S S
WIND SPD 9 12 14 13 9 9 11 11 11 10 10 9 5 6 8 9 10 13 17 17 12
WIND GUST 20 21 23 21 20 16 18 23
CLOUDS B1 B1 SC SC B1 B1 B1 B1 B1 B2 B2 SC SC SC SC SC SC FW CL CL CL
POP 12HR 50 20 60 20 0
QPF 12HR 0.02-0.11 0 0.08-0.22 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S C C L C C
TSTMS C S S C C C C S
HEAT INDEX 81 81 86 88 85
MAX HEAT 83 81 86 88 91
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 69 88 71 85 62 75 56 75
TEMP 73 71 85 84 76 73 82 80 69 63 73 72 62 58 72 72
DEWPT 61 65 69 68 68 70 70 66 65 60 57 55 55 53 54 55
PWIND DIR S S S SW W N NE NE
WIND CHAR GN BZ GN BZ LT GN LT LT
AVG CLOUDS FW SC SC B1 B1 B1 B1 SC B1 B1 B1 B1 B1 SC B1 B1
POP 12HR 5 40 40 70 60 30 20 20
RAIN SHWRS C S C C L L C C C S S S S
TSTMS C S C C C S C S S S S
MOZ074-084-085-099-152100-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 85 67 86 64 89
TEMP 58 69 78 82 82 75 72 69 68 76 81 84 82 74 70 66 65 78 86 89 87
DEWPT 46 51 57 61 60 61 62 62 64 66 64 63 61 62 61 59 60 63 61 61 60
RH 64 53 48 49 47 62 71 78 87 71 56 49 49 66 73 78 84 60 43 39 40
WIND DIR S S S S S S S S S S S S S S S S S S S S S
WIND SPD 6 10 11 10 6 6 6 6 6 6 8 8 6 6 5 5 6 10 11 11 11
WIND GUST 25 28 24 23 20 23 24 24 24 21 21 23 23 24 24 24 25 28 27 28 27
CLOUDS FW SC B1 B1 B1 B1 B1 B2 B2 B2 B2 SC SC FW FW FW FW FW FW FW FW
POP 12HR 20 20 30 5 0
QPF 12HR 0.01 0 0.00-0.08 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C S S
TSTMS S S C S S
HEAT INDEX 83 83 82 85 83 86 89 87
MAX HEAT 81 85 83 87 89 83 89 92
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 69 89 68 84 59 77 55 77
TEMP 75 70 85 84 74 69 80 79 67 60 74 73 61 56 74 74
DEWPT 63 66 68 66 67 67 69 65 64 58 56 54 55 53 53 54
PWIND DIR S S S SW W N NE NE
WIND CHAR GN GN GN GN LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 10 50 50 70 60 40 30 30
RAIN SHWRS S C C C C L L C C C C C S C
TSTMS S C C C C C S S C S S S C
MOZ051-052-060-152100-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 85 64 83 63 89
TEMP 60 69 79 84 83 73 71 67 65 72 77 81 81 71 69 65 64 77 86 89 88
DEWPT 50 55 61 63 64 61 59 59 62 65 67 66 65 63 62 60 61 64 65 64 64
RH 69 61 54 49 53 66 66 75 90 79 71 60 58 76 78 84 90 64 50 44 45
WIND DIR SE S S S S S S S E S S S S S S S S S S S S
WIND SPD 8 10 10 10 6 8 6 6 5 6 6 5 4 5 5 6 8 11 13 13 10
WIND GUST 20 21 20 18 19 20 20 18 20 20 18 17 17 18 20 21 27 28 29 25
CLOUDS SC SC SC SC SC B1 SC B1 B2 B2 SC SC FW FW FW FW SC FW FW FW FW
POP 12HR 20 30 60 10 0
QPF 12HR 0.01 0.02 0.12-0.22 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C L C S
TSTMS S S C C C S
HEAT INDEX 80 85 84 83 83 88 91 89
MAX HEAT 82 87 84 86 83 90 93
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 68 89 68 85 56 73 52 73
TEMP 75 70 84 86 75 70 80 80 65 58 70 71 59 54 70 71
DEWPT 63 65 70 68 67 65 68 64 60 53 54 54 52 50 53 55
PWIND DIR S S S SW NW N NE NE
WIND CHAR GN GN GN GN LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC B1 SC B1 B1 B2 B1 B1 SC B1 B1 B1
POP 12HR 5 60 40 70 60 20 20 20
RAIN SHWRS C L C C C L L C S S S S S S
TSTMS C C C C C C S S S S S S
ILZ058-059-098-099-152100-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 82 63 82 62 88
TEMP 57 64 76 82 80 72 70 66 65 73 77 80 79 71 68 63 65 77 86 88 86
DEWPT 47 51 56 59 59 59 59 58 61 64 64 63 63 62 62 60 60 63 63 61 61
RH 69 63 50 46 49 64 68 75 87 73 64 56 58 73 81 90 84 62 46 40 43
WIND DIR SE S S S S S S S SW S SW SW S S S S S S S S S
WIND SPD 11 13 13 12 10 10 9 9 8 9 9 8 5 6 8 9 10 13 17 18 14
WIND GUST 23 25 24 20 19 19 18 19 19 19 20 24 28 29 27
CLOUDS B1 B1 SC SC SC SC B1 B1 B2 B2 B1 B1 SC SC SC SC SC FW FW CL FW
POP 12HR 60 30 60 20 0
QPF 12HR 0.01-0.44 0.01 0.11-0.23 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L S C L L C C S S
TSTMS C C C C C C S S
HEAT INDEX 82 80 80 86 88 86
MAX HEAT 81 86 83 85 82 90 93
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 67 88 67 85 57 73 52 73
TEMP 73 71 85 84 75 71 82 80 66 59 70 71 59 54 70 71
DEWPT 60 63 67 66 66 65 66 63 60 53 52 52 51 48 50 52
PWIND DIR S S S SW W N NE E
WIND CHAR GN BZ BZ BZ LT GN LT LT
AVG CLOUDS FW SC SC B1 B1 B1 SC B1 B1 B2 B1 B1 B1 B1 B1 B1
POP 12HR 5 60 40 70 60 20 20 20
RAIN SHWRS C L C C C L L C S S S S S
TSTMS C C C C S C S S S S S
ILZ060-064-065-152100-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 79 64 80 63 86
TEMP 55 61 72 78 76 70 69 66 66 73 76 78 77 70 68 65 64 77 83 86 84
DEWPT 45 50 54 58 59 59 59 60 62 66 66 65 64 62 62 61 61 64 64 62 62
RH 69 67 53 50 56 68 70 81 87 79 71 64 64 76 81 87 90 64 53 45 48
WIND DIR SE S S S S S S S SW S SW SW S S S S S S S S S
WIND SPD 10 12 14 13 9 9 10 10 10 11 10 8 4 5 6 9 10 14 18 18 13
WIND GUST 21 24 19 19 20 20 28 29 26
CLOUDS B2 B1 SC SC SC B1 B1 B1 B1 B2 B1 SC SC SC SC SC SC FW FW CL CL
POP 12HR 70 20 70 30 0
QPF 12HR 0.02-0.41 0 0.12-0.24 0.03 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D S L L C C C C
TSTMS C S C C C C C S
HEAT INDEX 85 87 84
MAX HEAT 82 83 87 90
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 67 87 69 84 59 73 53 73
TEMP 72 69 84 83 74 72 81 79 67 61 71 71 60 55 70 70
DEWPT 60 63 68 67 67 67 68 65 63 56 55 53 52 50 52 53
PWIND DIR S S S SW W N NE E
WIND CHAR GN BZ BZ BZ GN GN LT LT
AVG CLOUDS FW SC SC B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1
POP 12HR 5 50 40 70 60 30 20 20
RAIN SHWRS S C S C C L L C S C S S S
TSTMS S C S C C C S S S S S
ILZ079-MOZ075-152100-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 84 67 85 64 89
TEMP 58 68 78 82 82 75 72 70 69 75 80 82 81 74 71 67 65 78 86 89 87
DEWPT 45 51 57 60 60 61 62 63 64 67 67 66 64 63 62 61 61 64 63 63 61
RH 62 54 48 47 47 62 71 78 84 76 65 58 56 69 73 81 87 62 46 42 42
WIND DIR S S S S S S S S S SW S S S S S S S S S S S
WIND SPD 10 12 13 12 9 9 11 11 10 9 9 9 9 8 9 9 10 12 14 14 13
WIND GUST 23 26 24 23 19 21 23 24 23 21 20 20 21 21 23 21 23 26 27 26 26
CLOUDS FW SC SC B1 B1 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC SC FW CL CL CL
POP 12HR 20 20 50 5 0
QPF 12HR 0.03 0 0.01-0.12 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S S S C C
HEAT INDEX 83 83 81 85 83 87 90 87
MAX HEAT 81 86 84 85 89 84 90 93
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 69 89 70 86 61 77 55 76
TEMP 75 70 86 86 77 72 82 81 69 62 74 74 62 57 73 74
DEWPT 62 66 69 67 68 69 69 66 65 59 57 54 56 53 54 55
PWIND DIR S S S SW W N NE NE
WIND CHAR GN BZ GN GN LT LT LT LT
AVG CLOUDS FW SC SC B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 30 40 70 50 40 30 30
RAIN SHWRS C S C C L C C C C C C S C
TSTMS C S C C C S C S S S C
MOZ059-062-072-073-152100-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 86 66 85 64 90
TEMP 61 71 80 84 84 75 73 69 67 74 78 83 82 73 70 67 65 78 87 90 88
DEWPT 47 54 60 62 61 60 59 61 62 66 66 65 63 62 61 60 60 63 63 62 62
RH 60 55 51 48 46 60 62 76 84 76 67 55 53 68 73 78 84 60 45 39 42
WIND DIR S S S S S S S S SW S S S S S S S S S S S S
WIND SPD 9 11 10 9 6 6 6 6 5 6 6 6 5 5 5 6 8 10 12 12 10
WIND GUST 26 28 23 21 20 23 23 24 21 20 20 21 20 23 23 23 24 27 27 27 27
CLOUDS SC SC B1 B1 B1 B1 SC B1 B2 B2 B1 B1 FW FW FW FW FW FW FW FW FW
POP 12HR 20 30 60 5 0
QPF 12HR 0.00-0.05 0.01 0.03-0.18 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S C
TSTMS S S C C S C
HEAT INDEX 81 84 84 85 83 87 91 88
MAX HEAT 82 88 83 84 88 82 89 94
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 70 90 69 86 58 75 53 75
TEMP 76 71 86 86 76 71 81 80 67 59 72 72 60 55 72 73
DEWPT 63 65 69 67 67 66 68 65 62 56 55 54 54 51 53 54
PWIND DIR S S S SW W N NE NE
WIND CHAR GN GN GN GN LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 50 40 70 60 30 30 20
RAIN SHWRS S C C C C L L C C C C C S S
TSTMS S C C C C C S C S S S S
ILZ102-MOZ065-152100-
MONROE IL-JEFFERSON MO-
431 AM CDT FRI MAY 15 2026
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
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 86 66 85 64 90
TEMP 59 69 79 84 84 75 72 70 67 75 79 83 81 73 70 67 65 79 87 90 88
DEWPT 46 53 58 62 62 61 61 62 63 67 68 68 66 64 63 61 61 65 64 64 63
RH 62 57 49 48 48 62 68 76 87 76 69 61 60 73 78 81 87 62 46 42 43
WIND DIR S S S S S S S S SW S S S S S S S S S S S S
WIND SPD 8 10 11 10 6 6 6 6 6 6 6 5 5 5 5 6 8 10 11 12 10
WIND GUST 21 23 21 20 18 19 20 20 19 18 18 18 17 18 19 19 19 23 25 26 24
CLOUDS SC SC SC B1 B1 SC B1 B1 B2 B2 B2 SC SC SC SC SC FW FW CL CL FW
POP 12HR 20 30 60 10 0
QPF 12HR 0.03 0 0.07-0.19 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C L C
TSTMS S S S C C C
HEAT INDEX 80 84 84 80 86 83 89 92 89
MAX HEAT 81 86 83 85 89 83 91 94
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26 THU 05/21/26
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 69 90 69 86 59 76 55 76
TEMP 76 70 87 86 76 71 82 81 68 60 73 73 61 56 73 73
DEWPT 63 65 70 68 68 68 70 66 64 57 57 55 55 52 55 55
PWIND DIR S S S SW W N NE NE
WIND CHAR GN GN GN GN LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 SC B1 B1
POP 12HR 5 40 40 70 60 30 30 20
RAIN SHWRS C S C C L L C C C S C S S
TSTMS C S C C C S C S S S S
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