667  
FOUS53 KLSX 201931  
AFMLSX  
 
AREA FORECAST MATRICES  
NATIONAL WEATHER SERVICE SAINT LOUIS MO  
231 PM CDT WED MAY 20 2026  
 
ILZ100-101-MOZ061-063-064-210900-  
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  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 54 71 56 72 58  
TEMP 66 65 62 58 55 54 61 67 70 70 64 61 58 57 60 64 69 72 66 62 59 59  
DEWPT 55 54 54 52 48 47 51 55 57 56 56 56 55 55 58 62 65 64 64 62 59 59  
RH 68 68 75 80 77 77 70 65 63 61 75 84 90 93 93 93 87 76 93100100100  
WIND DIR NE NE NE NE NE NE NE E E E E E E E E E E NE E S SW SW  
WIND SPD 8 5 3 4 5 6 6 8 8 8 6 6 6 9 8 8 6 5 4 3 3 3  
CLOUDS B2 B1 B2 B1 SC SC SC B1 B1 B1 B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 30 80 40  
QPF 12HR 0 0 0.00-0.06 0.32-0.42 0.01-0.08  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S D D D D C C  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 80 61 80 61 80 63 83 66 85  
TEMP 75 79 67 64 77 78 67 65 78 79 69 67 79 81 72 69 82 83  
DEWPT 64 65 63 62 64 64 63 61 65 66 66 64 67 68 67 66 69 69  
PWIND DIR SW SW E E E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 30 40 40 30 30 30 40 30 50  
RAIN SHWRS C C C C C S C C C C C C C C C S C  
TSTMS C C S S S S S S C C S S C  
 
 
 
MOZ042-049-050-210900-  
AUDRAIN MO-OSAGE MO-CALLAWAY MO-  
INCLUDING THE CITIES OF MEXICO AND FULTON  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 52 69 54 68 54  
TEMP 64 63 58 55 53 52 57 65 69 68 61 58 55 54 58 61 66 68 61 58 55 55  
DEWPT 51 50 51 50 49 47 49 54 56 55 55 55 54 54 57 60 62 61 60 58 55 55  
RH 63 62 77 83 86 83 75 68 63 63 81 90 96100 96 97 87 78 97100100100  
WIND DIR NE NE NE NE NE NE E E E E E E E E E E E E E SE SW S  
WIND SPD 6 6 3 3 5 8 8 8 9 8 8 6 8 9 9 9 8 6 4 2 2 2  
WIND GUST 17 19 18 18 18 19 18 19 20 21 20 18  
CLOUDS B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 40 90 10  
QPF 12HR 0 0 0.02-0.10 0.42-0.65 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C D D D D  
TSTMS S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 77 57 78 57 80 60 81 63 83  
TEMP 73 76 63 60 75 76 64 61 77 78 66 63 78 79 69 66 81 81  
DEWPT 63 64 60 58 62 63 60 59 64 66 63 61 67 67 65 64 69 69  
PWIND DIR SW NW NE E E E SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 SC B1 SC  
POP 12HR 40 30 40 20 30 20 40 30 40  
RAIN SHWRS C C C C C S S C S S S S C C S S C  
TSTMS C S S C S S S S C C S S C  
 
 
 
MOZ041-047-048-210900-  
BOONE MO-MONITEAU MO-COLE MO-  
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 53 70 55 70 55  
TEMP 64 63 58 55 54 53 58 66 70 69 63 59 57 55 59 63 68 70 63 58 56 56  
DEWPT 50 50 51 50 49 48 50 54 56 56 56 55 55 55 58 61 63 61 60 58 56 56  
RH 60 62 77 83 83 83 75 65 61 63 78 87 93100 96 93 84 73 90100100100  
WIND DIR NE NE NE NE NE E E E E E E E E E E E E E E SE SW S  
WIND SPD 6 5 3 3 4 6 6 8 8 8 6 6 6 8 8 8 6 5 3 2 1 2  
WIND GUST 17 18 18 18 18 18 19 18 19 20 21 20 18  
CLOUDS B1 SC B1 B1 B1 B2 B2 B1 B1 B2 B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 5 50 90 10  
QPF 12HR 0 0 0.07-0.20 0.48-0.92 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C D D L L  
TSTMS S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 78 57 79 58 81 61 82 64 84  
TEMP 74 77 63 60 75 77 63 61 78 78 66 63 79 80 69 67 81 81  
DEWPT 63 64 59 58 62 64 60 59 65 66 62 62 67 68 65 64 69 70  
PWIND DIR SW NW E E E E SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC B1 B1 SC  
POP 12HR 40 40 30 20 20 30 40 30 40  
RAIN SHWRS C C C S C S S S S S S S C C S S C  
TSTMS C S S C S S S S S C C S S C  
 
 
 
ILZ095>097-MOZ018-019-026-027-034>036-210900-  
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  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 49 68 53 66 54  
TEMP 66 64 58 54 51 49 56 65 68 68 61 58 55 53 56 59 63 66 61 58 55 55  
DEWPT 49 49 48 46 43 41 46 52 52 52 51 50 50 51 53 56 59 59 58 57 55 55  
RH 54 58 69 74 74 74 69 63 57 57 70 75 83 93 90 90 87 78 90 96100100  
WIND DIR NE NE NE NE NE NE E E E E E E E E E E E E E E S SW  
WIND SPD 8 6 4 4 6 8 8 9 9 8 6 6 8 10 10 10 9 6 4 2 2 3  
WIND GUST 17 18 20 19 19 19 19 19 19 19 20 21 23 23 19 17  
CLOUDS FW FW SC SC SC SC SC SC B1 B1 B2 B2 OV OV OV OV B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 30 80 20  
QPF 12HR 0 0 0.00-0.11 0.27-0.64 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C D D D D S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 76 56 78 57 81 60 82 63 83  
TEMP 72 75 63 60 75 76 63 61 78 79 67 63 79 80 70 66 81 81  
DEWPT 62 62 58 58 61 62 58 58 63 65 61 61 66 66 63 64 68 68  
PWIND DIR SW W N E E SE SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 SC  
POP 12HR 30 20 10 10 10 20 30 30 40  
RAIN SHWRS C S S S S S S S S S C C C S C  
TSTMS C S S S S S C S C  
 
 
 
ILZ069-070-074-210900-  
CLINTON IL-MARION IL-WASHINGTON IL-  
INCLUDING THE CITIES OF CENTRALIA AND SALEM  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 53 70 57 73 60  
TEMP 66 65 61 57 54 54 60 66 70 70 63 60 58 57 62 66 70 72 67 64 61 61  
DEWPT 56 55 55 53 50 50 53 56 57 56 57 56 56 57 60 63 66 65 65 63 61 61  
RH 70 70 81 86 86 86 78 70 63 61 81 87 93100 93 90 87 79 93 97100100  
WIND DIR NE NE NE NE NE NE NE NE NE NE NE E E E E E E E E SW SW SW  
WIND SPD 9 6 4 5 6 8 8 8 9 8 6 6 8 9 9 8 6 6 4 4 4 3  
CLOUDS OV B1 B1 SC SC B1 B1 B2 B1 B1 B2 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 20 90 50  
QPF 12HR 0 0 0.01 0.31-0.45 0.02-0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S L L D D C C S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 80 62 79 62 80 64 82 67 84  
TEMP 75 78 67 65 76 77 68 66 77 77 69 67 79 80 71 70 82 82  
DEWPT 65 65 64 64 65 65 64 63 66 66 66 66 68 68 67 67 70 69  
PWIND DIR SW S S E E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 SC B1 B1 SC  
POP 12HR 10 40 30 40 40 40 40 40 40  
RAIN SHWRS C C C C C C C C C C C C C C S C  
TSTMS C C S C S C C S S C  
 
 
 
MOZ074-084-085-099-210900-  
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-  
INCLUDING THE CITY OF FARMINGTON  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 53 73 56 74 57  
TEMP 68 64 59 56 54 54 62 70 73 70 63 60 57 57 63 68 73 72 64 61 58 58  
DEWPT 56 54 55 54 53 52 55 58 60 59 60 59 57 57 63 67 69 67 64 61 58 58  
RH 65 70 87 93 96 93 78 66 64 68 90 96100100100 97 87 84100100100100  
WIND DIR N NE NE NE NE NE NE NE NE NE NE E E E E SE SE SE E SW SW SW  
WIND SPD 5 5 2 2 2 3 3 4 5 5 4 3 3 3 4 4 4 3 2 1 1 1  
WIND GUST 17 16 13 13 14 13 14 16 16 14 16 17 17 18 16 14 12 11  
CLOUDS OV B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 OV OV OV B2 B2 B2 B2 B1 B2 B2 B1  
POP 12HR 5 0 50 90 30  
QPF 12HR 0 0 0.05-0.16 0.31-0.51 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C D D D D C C  
TSTMS S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 82 59 79 60 79 62 79 64 83  
TEMP 79 78 66 63 77 76 66 63 76 76 67 65 77 77 69 67 81 80  
DEWPT 65 67 64 62 66 67 64 63 66 67 66 64 68 68 67 66 70 70  
PWIND DIR SW S SE E E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B2 B1 SC B1 B1 B1  
POP 12HR 30 50 60 40 50 50 50 40 50  
RAIN SHWRS C C C L L C C C C C C C C C S S C  
TSTMS C C S C S S S C C S S C C S S C  
 
 
 
MOZ051-052-060-210900-  
MONTGOMERY MO-LINCOLN MO-WARREN MO-  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 52 69 54 68 54  
TEMP 66 64 59 56 53 52 58 65 68 69 61 58 55 54 57 60 65 68 62 58 55 55  
DEWPT 52 52 52 50 48 46 50 55 56 56 56 55 54 54 57 60 63 62 61 58 55 55  
RH 61 65 78 80 83 80 75 70 65 63 84 90 96100100100 93 81 97100100100  
WIND DIR NE NE NE NE NE NE NE E E E E E E E E E E E E E SW SW  
WIND SPD 5 4 2 3 4 5 5 6 6 5 5 4 6 8 8 6 5 4 3 1 2 2  
WIND GUST 13 17 17 16 17 17 17 17 16 17 19 20 20 17 14  
CLOUDS B1 SC B1 B1 B1 B1 SC SC B1 B1 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 0 30 90 20  
QPF 12HR 0 0 0.01 0.31-0.46 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C D D D D S S  
TSTMS S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 78 57 79 57 80 60 82 63 84  
TEMP 73 77 64 61 75 77 65 62 77 78 67 64 79 80 70 66 81 82  
DEWPT 64 64 61 60 63 64 61 60 65 66 64 62 68 68 66 64 69 69  
PWIND DIR SW W NE E E E SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC  
POP 12HR 40 30 40 20 30 20 40 30 50  
RAIN SHWRS C S C C C S S C S S S S C C C S C  
TSTMS C S S S S S S C C S S C  
 
 
 
ILZ058-059-098-099-210900-  
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 50 70 53 68 55  
TEMP 66 65 59 55 51 50 59 67 69 69 61 58 54 53 57 61 65 68 63 60 56 56  
DEWPT 50 50 50 46 42 43 49 51 52 52 51 51 51 51 55 58 60 61 61 60 56 56  
RH 56 58 72 72 71 77 69 56 55 55 70 77 90 93 93 90 84 78 93100100100  
WIND DIR NE NE NE NE NE NE E E E E E E E E E E E NE NE E W SW  
WIND SPD 9 6 5 6 8 8 8 9 9 8 8 6 8 10 10 9 8 6 4 3 3 3  
WIND GUST 16  
CLOUDS B1 SC SC SC SC SC FW SC SC SC B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 20 80 40  
QPF 12HR 0 0 0.00-0.06 0.30-0.42 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L D D C C  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 77 57 78 57 80 60 82 63 83  
TEMP 72 76 65 62 76 77 65 62 77 78 68 64 79 80 70 67 81 81  
DEWPT 61 62 61 60 61 62 60 59 62 64 63 62 65 65 65 64 67 67  
PWIND DIR SW SW N E E E SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT GN  
AVG CLOUDS B2 B1 B1 B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC  
POP 12HR 30 30 30 20 30 30 40 30 40  
RAIN SHWRS C C C C C S S C S S S C C C C S C  
TSTMS C C S S S C C S S C  
 
 
 
ILZ060-064-065-210900-  
MONTGOMERY IL-BOND IL-FAYETTE IL-  
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 50 69 54 69 58  
TEMP 66 64 59 54 51 51 60 66 69 68 61 58 55 54 59 63 67 69 64 61 59 58  
DEWPT 53 52 51 47 45 46 51 53 53 53 53 52 52 52 56 60 62 63 63 61 59 58  
RH 63 65 75 77 80 83 72 63 57 59 75 80 90 93 90 90 84 81 97100100100  
WIND DIR NE NE NE NE NE NE E E E E E E E E E E E E E S SW SW  
WIND SPD 9 5 5 6 6 8 9 9 9 8 8 6 8 10 9 9 8 6 4 4 4 4  
WIND GUST 16  
CLOUDS OV SC B1 SC SC SC SC B1 SC SC B2 OV B2 B2 OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 20 80 50  
QPF 12HR 0 0 0.01 0.27-0.37 0.04  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L D D C C S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 78 59 78 59 79 62 81 64 82  
TEMP 73 77 65 63 76 76 65 64 76 77 68 66 78 79 70 68 80 80  
DEWPT 63 63 62 61 62 63 61 61 64 64 64 63 66 66 66 65 68 67  
PWIND DIR SW SW SW E E SE SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 10 40 30 30 40 30 40 40 40  
RAIN SHWRS C S C C C C C C C C C C C C S C  
TSTMS C S S S S S C S S C  
 
 
 
ILZ079-MOZ075-210900-  
RANDOLPH IL-SAINTE GENEVIEVE MO-  
INCLUDING THE CITIES OF CHESTER AND SPARTA  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 54 71 57 74 58  
TEMP 66 65 61 58 55 54 60 67 71 71 64 60 59 57 61 67 72 73 66 62 60 59  
DEWPT 57 55 57 55 53 51 54 58 60 59 59 58 58 57 61 66 68 67 65 62 60 59  
RH 73 70 87 90 93 90 81 73 68 66 84 93 96100100 97 87 81 97100100100  
WIND DIR N NE NE NE NE NE NE NE NE NE NE E E E E E E E E SW SW SW  
WIND SPD 8 6 4 3 5 5 5 6 6 6 5 5 5 6 6 6 5 5 4 4 3 3  
CLOUDS OV B2 B1 SC B1 B1 B1 B2 B1 B1 B2 OV OV OV B2 B2 B2 B1 B2 B2 B2 B2  
POP 12HR 5 0 40 90 40  
QPF 12HR 0 0 0.02-0.10 0.34-0.43 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C D D D D C C  
TSTMS S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 82 60 80 61 80 63 82 65 85  
TEMP 78 79 67 64 77 78 68 65 78 78 69 67 79 80 71 69 83 83  
DEWPT 65 67 64 63 66 66 64 63 67 67 66 66 69 69 67 67 70 70  
PWIND DIR SW S SE E E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 20 40 50 30 50 40 50 30 50  
RAIN SHWRS S C C C C C C C C C C C C C S S C  
TSTMS S C C S S C S S C C S S C  
 
 
 
MOZ059-062-072-073-210900-  
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-  
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 53 71 55 71 56  
TEMP 64 63 58 56 54 53 60 67 70 69 62 59 57 56 60 64 69 71 63 59 57 57  
DEWPT 54 53 54 53 52 50 53 56 58 57 58 57 56 56 60 64 66 65 63 59 57 57  
RH 70 70 86 90 93 89 78 68 66 66 87 93 96100100100 90 81100100100100  
WIND DIR NE NE NE NE NE NE NE NE E E E E E E E E E E E S SW SW  
WIND SPD 4 3 1 1 2 3 4 5 5 5 4 3 4 5 5 5 4 3 2 1 1 1  
WIND GUST 14 14 12 14 14 16 16 14 16 17 18 16 13  
CLOUDS B2 B2 B2 B1 SC B1 B1 B1 B1 B1 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 0 40 90 20  
QPF 12HR 0 0 0.00-0.10 0.30-0.45 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C D D D D S S  
TSTMS S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 81 58 79 59 79 61 80 64 84  
TEMP 77 78 65 62 76 76 66 63 76 77 67 64 77 78 70 67 81 81  
DEWPT 64 66 63 61 64 65 63 61 65 67 65 63 67 68 67 65 69 70  
PWIND DIR SW W E E E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 B1 SC B1 SC  
POP 12HR 40 40 50 20 40 30 50 30 40  
RAIN SHWRS C C C C C S S C C C C C C C S S C  
TSTMS C C S S C S S C S S S C C S S C  
 
 
 
ILZ102-MOZ065-210900-  
MONROE IL-JEFFERSON MO-  
231 PM CDT WED MAY 20 2026  
 
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT  
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 54 70 56 73 57  
TEMP 66 65 61 58 56 54 61 67 70 70 64 60 58 56 61 66 70 72 65 61 59 58  
DEWPT 57 55 56 55 51 49 54 58 60 59 59 58 57 56 61 65 68 66 65 61 59 58  
RH 73 70 84 90 83 83 78 73 71 68 84 93 96100100 97 93 81100100100100  
WIND DIR N NE NE NE NE NE NE NE E NE E E E E E E E E E S SW SW  
WIND SPD 5 4 2 2 4 4 4 5 5 5 5 4 4 5 5 5 4 4 3 2 2 2  
WIND GUST 14 16 16  
CLOUDS B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 0 30 90 30  
QPF 12HR 0 0 0.04 0.32-0.41 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C D D D D C C  
TSTMS S S  
 
DATE 05/23 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26  
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 81 60 80 60 80 62 82 65 85  
TEMP 77 79 66 63 77 77 67 64 77 78 69 66 79 80 71 68 82 82  
DEWPT 65 67 64 62 66 66 64 62 67 68 66 65 69 69 68 66 70 71  
PWIND DIR SW S SE E E SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 SC SC B1 B1  
POP 12HR 40 40 50 30 50 40 40 40 50  
RAIN SHWRS C C C C C S C C C C C C C C S S C  
TSTMS C C S C S S C S S C C S S C  
 
 
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