Area Forecast Matrices
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
029 FOUS53 KLSX 100326 AFMLSX Area Forecast Matrices National Weather Service Saint Louis MO 1026 PM CDT Sun Aug 9 2026 ILZ100-101-MOZ061-063-064-100900- 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 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 78 97 77 Temp 80 77 76 85 91 95 92 84 81 80 78 88 94 97 92 84 82 79 77 Dewpt 72 71 71 74 75 75 76 73 71 70 70 74 76 75 76 72 71 70 71 RH 77 82 85 70 60 53 60 70 72 72 76 63 56 50 60 67 69 74 82 Wind dir S S S SW SW S S S SW SW SW SW SW SW SW S SW SW SW Wind spd 8 8 5 8 8 6 4 6 6 6 5 8 8 6 4 5 6 6 5 Wind gust 18 18 17 17 Clouds FW FW SC SC B1 SC FW FW SC SC FW FW FW FW SC SC SC SC SC PoP 12hr 10 20 5 5 10 QPF 12hr 0.00-0.06 0.00-0.13 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C Tstms S S Heat index 82 92102108105 90 86 81 97107109105 90 86 81 Max heat 94 89 107 113 103 90 111 114 105 89 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 75 87 71 85 72 88 72 87 Temp 90 89 79 75 85 83 75 71 83 82 75 72 85 84 76 73 84 82 Dewpt 76 76 73 72 76 76 73 70 74 75 71 69 74 75 71 69 74 75 PWind dir SW SW E E E E SE SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B2 B1 B2 B2 B1 SC B1 B1 SC SC B1 SC PoP 12hr 30 40 60 60 30 40 40 30 20 Rain shwrs C C C L C C L C C C C S C S S S Tstms S C C C C C C S S S S S S S S $$ MOZ049-050-100900- Osage MO-Callaway MO- Including the city of Fulton 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 95 77 96 77 Temp 80 77 75 82 90 94 91 82 81 79 77 85 93 95 91 83 81 79 77 Dewpt 71 70 70 72 74 74 75 71 70 69 69 73 74 73 75 71 70 69 70 RH 74 79 84 72 60 53 60 69 69 72 76 67 54 49 60 67 69 72 79 Wind dir S SW SW SW SW SW S SW SW SW SW SW SW SW SW S SW SW SW Wind spd 8 8 6 9 8 8 4 5 6 6 6 8 8 8 3 5 6 6 6 Wind gust 20 20 20 20 19 18 16 18 19 19 20 19 18 17 19 17 Clouds FW FW FW SC SC SC FW FW FW SC SC SC FW CL SC SC SC SC SC PoP 12hr 5 20 0 0 5 QPF 12hr 0.00-0.15 0.00-0.29 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 83 87 99104101 87 84 80 92103104101 87 84 Max heat 92 86 105 110 102 87 107 110 101 87 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 73 88 70 86 71 88 71 85 Temp 90 87 77 74 85 82 74 71 84 82 74 72 85 83 75 72 83 81 Dewpt 74 75 72 72 75 75 72 70 73 74 71 69 73 74 71 69 73 73 PWind dir SW S SE E E E S S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 B1 B2 B1 B1 SC B1 SC SC SC SC SC PoP 12hr 20 20 50 50 30 40 30 30 20 Rain shwrs S S S C C C C C S C C C S S C S S Tstms S S S C C C C S S S S S S S S S S $$ MOZ042-100900- Audrain MO- Including the city of Mexico 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 91 76 93 76 Temp 79 76 74 81 87 91 89 81 80 78 76 84 90 92 89 82 80 78 76 Dewpt 71 70 69 72 75 75 77 72 69 68 68 73 75 75 76 72 69 68 69 RH 77 82 84 74 68 60 68 74 69 71 76 70 62 58 66 72 69 71 79 Wind dir S S S S SW SW SW S SW SW SW SW SW SW SW S SW SW SW Wind spd 11 11 10 11 11 10 5 8 8 9 10 11 11 11 4 6 9 10 9 Wind gust 21 23 23 18 20 20 23 21 20 19 Clouds FW SC B1 SC B1 SC SC SC FW SC SC FW FW FW SC SC SC SC B1 PoP 12hr 20 30 5 0 10 QPF 12hr 0.00-0.51 0.00-0.20 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S Tstms S C S S Heat index 85 96102101 86 82 90101103101 86 83 Max heat 89 98 106 99 84 103 106 99 83 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 71 83 68 82 69 84 69 81 Temp 87 86 75 72 80 80 71 68 79 80 72 69 81 81 72 70 79 79 Dewpt 75 76 72 71 75 74 71 68 73 74 70 68 74 75 70 69 73 74 PWind dir SW SE E E E E S S W Wind char GN LT LT GN GN GN GN LT LT Avg clouds SC SC SC B1 B1 B2 B1 B2 B2 B2 B1 B1 B2 B1 SC SC B1 B1 PoP 12hr 20 50 60 60 40 50 40 30 20 Rain shwrs S C L C C L C S C C C C C S S Tstms S C C C C C C S C C S S S S S $$ MOZ041-047-048-100900- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 96 78 97 78 Temp 80 77 76 83 91 95 91 83 81 80 78 85 93 96 91 84 82 80 78 Dewpt 71 70 70 72 75 75 75 71 70 69 69 73 74 74 75 71 70 69 70 RH 74 79 82 70 60 53 60 67 69 69 74 67 54 49 60 65 67 69 76 Wind dir S S S S SW SW SW S SW SW SW SW SW SW S S SW SW SW Wind spd 6 6 6 8 8 8 4 5 5 6 6 8 8 6 3 4 5 6 5 Wind gust 20 21 21 20 20 19 16 18 20 20 21 20 19 16 18 19 18 Clouds FW FW SC SC SC SC FW FW FW SC SC SC FW CL SC SC SC SC SC PoP 12hr 5 20 0 0 5 QPF 12hr 0.00-0.29 0.00-0.27 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 83 88101106102 88 85 82 92104107102 89 85 82 Max heat 92 86 106 111 102 87 109 111 102 86 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 95 75 88 72 87 72 89 72 86 Temp 91 88 78 75 85 83 75 72 84 83 75 73 85 84 75 73 83 81 Dewpt 74 76 72 72 75 75 72 70 73 74 71 69 73 74 71 70 73 74 PWind dir SW SE SE E SE E S S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 B1 B2 B1 SC B1 B1 SC SC SC B1 B1 PoP 12hr 20 30 50 50 30 40 20 30 20 Rain shwrs S S C C C C C S C C S S C S S Tstms S S C C C C S S C C S S S S S $$ ILZ095>097-MOZ018-019-026-027-034>036-100900- 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 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 91 77 94 75 Temp 79 76 75 82 87 91 89 81 79 78 77 84 90 93 90 82 80 77 75 Dewpt 72 71 70 72 75 76 77 74 71 69 69 74 76 76 77 73 71 70 70 RH 79 85 84 72 68 62 68 79 77 74 76 72 64 58 66 74 74 79 84 Wind dir S S S SW SW SW SW S SW SW SW SW SW SW SW SW SW SW SW Wind spd 8 9 9 9 9 8 4 4 5 8 8 9 10 9 4 5 5 6 5 Wind gust 21 23 23 21 20 19 16 18 21 21 23 21 19 14 17 18 21 19 Clouds SC B1 B1 B1 B1 SC SC SC FW SC FW SC FW SC SC B1 SC SC B1 PoP 12hr 20 30 5 5 20 QPF 12hr 0.09-0.75 0.00-0.13 0.00-0.14 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C S S S C Tstms S S C S S S C Heat index 80 87 97103102 86 81 91102106103 87 82 Max heat 96 90 103 110 103 90 109 112 103 89 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 72 82 68 81 68 83 69 81 Temp 87 86 75 72 80 78 71 68 78 78 71 69 80 80 72 70 79 78 Dewpt 75 76 73 72 75 74 70 68 73 73 70 68 74 75 71 69 74 74 PWind dir W NE E NE E E SE E NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 SC SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B2 B1 SC B1 B1 B1 PoP 12hr 30 50 70 70 50 60 40 30 20 Rain shwrs C C C L C L L C S C L C S C C S S Tstms C C C S C C C C S C C S S S S S S $$ ILZ069-074-100900- Clinton IL-Washington IL- 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 95 77 97 76 Temp 78 76 75 84 92 95 90 83 81 79 77 87 94 96 90 83 81 78 76 Dewpt 73 72 72 75 77 77 77 74 73 72 72 76 77 77 77 73 72 71 72 RH 85 87 90 74 62 56 66 74 77 79 85 70 58 55 66 72 74 79 87 Wind dir S S S SW SW SW S S S SW SW S SW SW S S SW SW SW Wind spd 8 8 5 8 8 6 4 8 8 6 5 8 8 6 4 8 8 6 4 Wind gust 18 18 Clouds FW FW SC SC B1 SC SC SC SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 5 10 5 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Tstms S Heat index 93105110103 89 85 97108111103 89 85 Max heat 92 90 109 113 102 93 110 116 102 90 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 74 88 70 85 71 88 72 87 Temp 90 88 78 74 85 83 74 71 83 82 74 71 85 83 75 72 85 82 Dewpt 77 77 73 72 77 76 73 71 75 75 71 70 75 76 72 70 75 76 PWind dir SW SW E E E E SE SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B2 B1 B2 B2 B1 SC B1 B1 SC SC B1 SC PoP 12hr 30 40 50 60 30 40 30 20 20 Rain shwrs C S C C C C C L C C C C S S S S S Tstms S S C S C C C C S S S S S S S S S $$ ILZ070-100900- Marion IL- Including the cities of Centralia and Salem 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 94 77 95 76 Temp 77 75 75 84 91 94 89 82 80 79 77 86 92 95 89 82 81 78 76 Dewpt 73 72 71 74 76 76 75 72 72 70 71 74 76 76 75 72 71 70 71 RH 87 90 87 72 62 56 64 72 77 74 82 68 60 54 64 72 72 76 85 Wind dir S S S SW SW SW S S SW SW SW SW SW SW SW S SW SW SW Wind spd 8 8 6 9 8 6 4 6 6 6 6 8 8 6 4 6 6 6 5 Wind gust 18 17 17 17 Clouds SC SC SC SC SC SC SC FW SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 10 10 10 20 10 QPF 12hr 0.01-0.08 0 0 0.00-0.25 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C Tstms S S S S Heat index 91102107 98 86 83 94105108 98 87 84 Max heat 87 106 110 98 85 109 113 98 84 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 73 86 69 84 70 86 71 86 Temp 88 87 77 74 84 82 73 70 81 81 73 71 84 82 74 72 83 82 Dewpt 75 75 72 72 75 74 71 70 73 72 69 69 73 73 70 69 73 73 PWind dir SW SW E E E E SE SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B2 B2 B2 B2 B1 SC B1 B1 SC SC B1 SC PoP 12hr 30 50 60 70 40 40 30 20 20 Rain shwrs C S C C L C C L C C C C S S S S Tstms S S C S C C C C C S S S S S S S $$ MOZ074-084-085-099-100900- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 95 75 96 75 Temp 76 74 73 83 92 95 90 81 78 76 75 85 93 95 90 81 79 77 76 Dewpt 71 70 70 73 73 72 73 72 70 69 70 73 72 71 72 71 70 70 70 RH 85 87 90 72 54 48 58 74 76 79 84 67 51 46 56 72 74 79 82 Wind dir S S S SW S S S S SW SW SW SW SW SW SW S SW SW SW Wind spd 4 4 3 4 4 5 3 4 4 4 3 4 5 5 3 4 4 3 3 Wind gust 19 19 18 16 14 16 13 17 18 18 17 17 16 14 17 18 19 17 Clouds FW FW CL FW FW FW FW FW CL FW FW CL FW CL FW FW FW SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 89101103 98 84 92102104 97 85 81 Max heat 87 106 110 98 83 107 111 98 85 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 74 91 71 90 72 91 72 90 Temp 91 89 78 75 89 85 75 72 88 85 75 72 88 86 75 73 87 84 Dewpt 73 74 71 70 74 75 72 70 73 73 70 68 71 72 70 68 71 72 PWind dir SW SW S S S SE SW S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 SC B1 SC B1 SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 30 30 10 20 20 20 20 Rain shwrs S S S S C C C C S S S S S S S S S Tstms S S S S C C S S S S S S S S S S S $$ MOZ051-060-100900- Montgomery MO-Warren MO- 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 94 76 96 75 Temp 80 76 74 81 89 93 91 82 80 78 76 84 92 95 91 82 80 77 75 Dewpt 71 70 70 74 76 76 77 73 70 69 70 74 76 75 77 73 70 70 70 RH 74 82 87 79 66 58 64 74 72 74 82 72 60 53 64 74 72 79 84 Wind dir S S SW S SW SW SW SW SW SW SW SW SW SW SW S SW SW SW Wind spd 8 6 6 8 6 6 2 4 5 5 5 6 6 5 1 3 5 6 4 Wind gust 19 20 19 19 18 18 16 18 18 19 19 18 17 19 17 Clouds FW SC SC SC SC SC SC FW FW FW SC SC FW FW SC SC SC SC SC PoP 12hr 10 20 0 0 5 QPF 12hr 0.00-0.22 0.00-0.18 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S S S Heat index 82 87100106105 87 83 92105107105 87 84 Max heat 91 85 106 113 103 86 110 113 105 85 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 72 86 68 84 69 87 70 84 Temp 89 87 76 73 83 81 73 69 82 81 73 70 84 82 74 71 82 80 Dewpt 76 78 73 72 76 76 72 69 74 75 71 69 75 76 71 69 74 75 PWind dir SW S SE E E E S S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 B1 B2 B2 B1 SC B1 SC SC SC B1 SC PoP 12hr 20 40 60 60 30 40 30 30 20 Rain shwrs C C L C C L C S C C C S C C S S Tstms S C C C C C S S S S S S S S S S $$ MOZ052-100900- Lincoln MO- 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 94 77 95 77 Temp 81 77 75 83 89 93 92 83 81 79 77 86 93 95 92 83 82 79 77 Dewpt 72 71 70 74 76 76 77 73 71 70 70 75 76 75 77 73 71 70 71 RH 74 82 84 74 66 58 62 72 72 74 79 70 58 53 62 72 69 74 82 Wind dir S S SW S SW SW SW S SW SW SW SW SW SW SW SW SW SW SW Wind spd 6 6 5 6 6 5 2 4 4 5 5 6 6 6 2 3 5 5 4 Wind gust 19 20 19 19 17 16 14 16 17 19 18 16 18 16 Clouds FW SC B1 SC B1 SC SC SC SC FW SC SC FW FW SC SC B1 SC SC PoP 12hr 20 30 5 5 10 QPF 12hr 0.01-0.34 0.05-0.17 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S C Tstms S S S S Heat index 85 89101107106 89 85 95106108107 90 86 Max heat 94 89 106 112 105 89 110 112 105 87 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 73 85 69 84 70 86 71 85 Temp 89 88 77 74 83 82 73 70 81 81 74 71 84 83 74 72 83 81 Dewpt 76 77 73 72 76 75 72 70 74 75 71 69 75 76 72 69 75 75 PWind dir SW W E E E E SE S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 SC SC B1 SC PoP 12hr 30 50 60 60 40 50 40 30 20 Rain shwrs C S C L C C L C C C C S C C S S Tstms S S C C C C C S C S S S S S S S $$ ILZ058-059-098-099-100900- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 92 76 94 74 Temp 79 76 74 83 88 91 90 81 79 78 76 85 91 94 90 81 80 77 75 Dewpt 72 71 70 73 75 76 76 73 71 70 70 74 76 76 76 73 71 70 70 RH 79 85 87 72 66 62 64 77 77 76 82 70 62 56 64 77 74 79 84 Wind dir S S S SW SW SW S S SW SW SW SW SW SW SW SW SW SW SW Wind spd 9 8 6 9 8 6 3 4 5 6 6 9 9 8 4 4 6 6 5 Wind gust 19 18 17 Clouds SC SC SC B1 B1 B1 SC FW FW FW SC FW FW FW SC SC B1 SC SC PoP 12hr 20 30 5 5 20 QPF 12hr 0.00-0.37 0.01-0.13 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C S S S C Tstms S S S S S S Heat index 80 89 98104101 86 81 93104107101 86 82 Max heat 93 87 103 110 103 87 109 111 103 87 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 84 67 82 68 85 69 84 Temp 88 87 76 73 82 81 72 68 80 80 72 69 82 82 73 71 81 80 Dewpt 75 76 73 72 75 73 71 68 72 72 70 68 73 74 71 69 73 73 PWind dir SW E E E E E SE SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 SC SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC B1 SC PoP 12hr 30 50 60 70 50 50 40 30 20 Rain shwrs C S C C L C L L C S C C C S C C S S Tstms S S C C S C C C S S S S S S S S S S $$ ILZ060-064-065-100900- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 92 76 94 74 Temp 78 76 74 83 89 91 88 81 79 78 76 84 91 93 88 81 79 76 74 Dewpt 73 72 71 74 76 77 76 73 71 70 70 75 77 77 77 73 71 70 70 RH 85 87 90 74 66 64 68 77 77 76 82 74 64 60 70 77 77 82 87 Wind dir S S S SW SW SW S S SW SW SW SW SW SW SW S SW SW SW Wind spd 9 9 6 9 8 6 3 5 6 6 6 9 9 8 4 5 6 6 5 Clouds FW SC SC B1 B1 B1 FW SC SC SC FW FW FW FW FW SC SC SC SC PoP 12hr 20 20 10 20 20 QPF 12hr 0.00-0.29 0.01 0 0.00-0.37 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C S S C Tstms S S S S S S S Heat index 90100105100 85 80 92104108100 86 81 Max heat 93 90 106 112 102 93 109 113 100 90 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 71 84 67 82 68 84 69 84 Temp 87 86 76 73 82 80 72 68 80 79 72 69 82 81 73 71 82 80 Dewpt 76 76 72 71 75 74 71 68 73 72 69 68 74 74 70 68 73 74 PWind dir W NE E NE E E SE SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 SC PoP 12hr 30 50 60 70 50 40 30 30 20 Rain shwrs C S C C L C C L C S C C C S C S S Tstms S S C C C C C C S S S S S S S S S $$ ILZ079-100900- Randolph IL- Including the cities of Chester and Sparta 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 76 98 76 Temp 77 75 74 85 93 96 92 83 81 78 76 87 95 98 93 84 82 79 76 Dewpt 73 72 71 75 76 75 76 74 72 71 71 75 75 74 75 73 72 71 71 RH 87 90 90 72 58 51 60 74 74 79 85 68 53 47 56 70 72 77 85 Wind dir S S S SW S SW S S S SW SW SW SW SW S S SW SW SW Wind spd 6 6 5 6 6 6 4 8 8 6 5 8 6 6 4 8 8 6 5 Clouds FW FW FW FW SC SC FW FW FW SC FW CL FW FW FW FW FW SC SC PoP 12hr 5 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 93105109105 90 85 97107110104 90 86 Max heat 89 109 113 102 87 111 114 102 87 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 74 90 71 88 71 91 72 89 Temp 92 90 79 75 88 85 75 71 86 85 75 72 88 86 76 73 87 85 Dewpt 75 75 73 72 76 77 74 71 74 75 71 69 74 75 71 69 73 75 PWind dir SW SW SE E E E S S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 B1 B2 B2 SC SC SC B1 SC SC SC SC PoP 12hr 20 30 40 50 20 30 30 20 20 Rain shwrs S S C C C C C C S S C C S S S S S Tstms S S C S C C C C S S S S S S S S $$ MOZ075-100900- Sainte Genevieve MO- 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 97 76 98 77 Temp 78 76 75 84 93 97 92 83 81 78 77 86 95 98 92 84 82 79 77 Dewpt 72 71 70 73 74 73 74 72 71 70 70 73 74 72 73 72 71 70 70 RH 82 85 84 70 54 46 56 70 72 76 79 65 51 43 54 67 69 74 79 Wind dir S S S SW S SW S S SW SW SW SW SW SW SW S SW SW SW Wind spd 8 8 6 6 6 6 4 8 8 8 6 8 6 6 4 8 9 9 6 Wind gust 19 19 18 18 18 18 18 17 Clouds FW FW FW FW SC FW CL FW FW SC FW CL FW FW FW FW FW SC SC PoP 12hr 0 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 90104107102 89 84 93105108101 89 86 80 Max heat 90 109 112 103 87 111 112 103 87 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 74 90 71 89 72 91 72 89 Temp 91 90 79 75 88 85 76 72 87 85 76 72 88 86 76 74 87 85 Dewpt 74 74 71 70 75 76 73 70 74 74 70 68 72 74 70 68 72 73 PWind dir SW SW S SE SE SE S S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 B1 B2 B1 SC SC SC SC SC SC SC SC PoP 12hr 20 30 40 40 20 30 20 20 20 Rain shwrs S S C S C C C C S C C S S S S S S Tstms S S C S C C C C S S S S S S S S S $$ MOZ059-062-100900- Gasconade MO-Franklin MO- Including the cities of Washington, Union, and Sullivan 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 77 98 76 Temp 79 77 75 84 91 95 92 82 81 79 77 86 94 97 92 82 81 78 76 Dewpt 71 70 70 73 75 73 75 71 70 69 69 74 74 72 75 71 70 69 70 RH 77 79 84 70 60 49 58 69 69 72 76 68 53 45 58 69 69 74 82 Wind dir S S SW SW S SW SW SW SW SW SW SW SW SW SW S SW SW SW Wind spd 6 6 5 6 5 5 3 4 5 5 5 6 5 5 2 4 4 5 4 Wind gust 18 19 18 17 16 16 17 18 17 17 14 17 18 17 Clouds FW FW FW SC SC FW FW FW FW SC FW SC FW CL SC SC SC SC SC PoP 12hr 5 10 0 0 5 QPF 12hr 0 0.00-0.12 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 81 90102106104 87 84 94105106103 87 85 Max heat 91 83 106 111 103 85 110 113 102 85 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 89 70 87 71 89 71 87 Temp 91 88 77 74 86 83 74 71 85 83 75 71 87 84 75 72 85 82 Dewpt 75 76 72 71 76 76 72 70 74 75 71 68 74 75 71 69 73 75 PWind dir SW SW SE E E E S S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 B1 B2 B1 B1 SC B1 SC SC SC SC SC PoP 12hr 20 20 40 50 30 40 30 30 20 Rain shwrs S S S S C C C C C S C C C S C C S S Tstms S S S S C C C C S S S S S S S S S S $$ MOZ072-073-100900- Crawford MO-Washington MO- 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 96 77 96 77 Temp 78 76 74 84 92 95 90 82 80 78 77 87 94 96 91 82 80 79 77 Dewpt 70 69 69 73 73 72 72 70 69 68 69 73 72 71 72 70 69 69 69 RH 76 79 84 70 54 48 56 67 69 71 76 63 49 45 54 67 69 72 76 Wind dir S S S SW S S S SW SW SW SW SW SW SW S S SW SW SW Wind spd 5 5 5 6 5 6 3 4 5 5 5 6 5 5 3 4 5 5 5 Wind gust 19 19 18 17 16 19 18 18 17 16 13 17 18 19 17 Clouds FW FW FW FW SC FW FW FW FW FW FW CL FW CL FW SC FW SC SC PoP 12hr 0 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 91101104 98 86 82 94102104 98 86 83 Max heat 88 83 106 111 99 84 109 111 99 84 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 74 90 71 89 72 90 72 88 Temp 91 88 78 75 88 84 75 72 87 84 75 73 88 84 75 73 86 83 Dewpt 74 73 70 70 75 75 71 69 73 73 69 67 72 73 69 68 72 73 PWind dir SW SW S SE S SE SW S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 SC B1 B1 B2 B1 B1 SC SC SC SC SC SC SC PoP 12hr 20 30 40 40 20 30 20 20 20 Rain shwrs S S C S C C C C S S C S S S S S S S Tstms S S C S C C C C S S S S S S S S S S $$ ILZ102-MOZ065-100900- Monroe IL-Jefferson MO- 1026 PM CDT Sun Aug 9 2026 Date 08/09/26 Mon 08/10/26 Tue 08/11/26 Wed 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 99 77 Temp 78 77 75 85 93 97 92 83 81 79 77 88 95 98 93 83 81 79 77 Dewpt 72 71 70 75 75 74 75 72 71 69 70 75 75 74 75 71 70 70 70 RH 82 82 84 72 56 48 58 70 72 72 79 66 53 47 56 67 69 74 79 Wind dir S S S SW SW SW S S SW SW SW SW SW SW S S SW SW SW Wind spd 6 6 5 5 5 5 3 5 6 5 4 5 5 4 3 5 5 5 4 Wind gust 19 18 17 16 18 17 16 16 17 18 18 16 Clouds FW FW FW SC SC SC FW FW SC SC FW FW FW CL FW SC SC SC SC PoP 12hr 5 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 94105109104 88 84 98108110104 89 85 Max heat 90 83 110 114 103 86 113 114 102 86 Extreme Heat W W W W W W W W W W W W W W W W W W W Date 08/12 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 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 74 89 71 87 71 90 72 88 Temp 91 89 78 75 87 84 75 71 85 84 75 72 87 85 75 73 86 83 Dewpt 76 75 72 71 77 76 73 70 75 75 71 68 74 75 71 69 74 75 PWind dir SW SW SE E E E S S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B2 B1 B2 B2 SC SC B1 B1 SC SC SC SC PoP 12hr 20 30 40 50 20 30 30 20 20 Rain shwrs S C C C C C C S C C C S S S S S Tstms S C S C C C C S S S S S S S S $$