Area Forecast Matrices
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
150 FOUS53 KLSX 210026 AFMLSX Area Forecast Matrices National Weather Service Saint Louis MO 725 PM CDT Mon Jul 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 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 79 95 68 83 62 Temp 83 81 80 80 89 94 95 89 78 73 69 69 77 81 82 79 71 67 64 63 Dewpt 76 76 75 75 77 73 68 67 66 65 63 63 63 61 60 58 59 58 57 57 RH 80 85 85 85 68 51 42 48 67 76 81 81 62 51 47 49 66 73 78 81 Wind dir S SW SW W NW NW NW N N N N N N N N N NE NE NE NE Wind spd 4 4 5 6 8 10 12 11 8 6 5 5 8 9 9 9 4 3 3 3 Wind gust 18 Clouds FW B1 B1 B2 SC SC FW FW FW FW FW CL FW FW SC SC SC SC FW FW PoP 12hr 20 20 0 0 0 QPF 12hr 0.00-0.09 0.00-0.10 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 92 86 83 84102103 99 92 81 83 Max heat 106 103 94 112 110 92 84 84 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 63 79 65 87 70 94 74 95 Temp 78 79 67 64 77 77 68 67 84 85 73 72 91 91 78 76 92 91 Dewpt 56 56 58 59 61 62 63 63 68 69 68 68 72 73 71 71 73 72 PWind dir NE E E SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC B1 SC B1 B2 B1 SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 5 30 30 10 5 5 5 5 Rain shwrs S C C S S S Tstms S S $$ MOZ049-050-210900- Osage MO-Callaway MO- Including the city of Fulton 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 94 67 83 63 Temp 84 81 79 78 86 93 93 88 77 72 68 67 75 81 83 79 71 67 64 63 Dewpt 76 75 74 74 75 70 65 65 64 63 61 61 61 59 57 57 58 58 58 58 RH 77 82 85 88 70 47 40 47 64 73 78 81 62 47 41 47 63 73 81 84 Wind dir S SW SW W NW NW NW N N N N N N N N NE NE NE NE E Wind spd 3 4 5 5 6 9 11 9 6 5 4 4 5 6 8 5 4 3 3 3 Wind gust 16 19 21 20 17 Clouds FW SC FW SC FW CL FW FW CL CL CL CL CL FW SC SC SC SC SC SC PoP 12hr 5 10 0 0 0 QPF 12hr 0.00-0.14 0.00-0.10 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 92 87 81 95 99 96 90 81 Max heat 109 105 89 105 103 90 83 85 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 63 77 65 87 69 93 73 94 Temp 78 78 68 64 73 74 67 67 83 84 73 71 90 90 77 74 91 90 Dewpt 57 57 57 59 63 63 64 64 69 70 69 68 72 72 70 70 72 70 PWind dir E E E SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 SC B1 B2 B1 SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 0 30 50 40 20 0 5 5 5 Rain shwrs C C C S S S Tstms S C S S $$ MOZ042-210900- Audrain MO- Including the city of Mexico 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 78 92 65 81 61 Temp 82 80 79 78 85 91 91 86 74 69 66 66 74 79 81 78 69 64 62 62 Dewpt 75 74 73 73 72 67 64 64 64 62 60 60 60 57 56 55 57 56 56 57 RH 79 82 82 85 65 45 41 48 71 78 81 81 62 47 42 45 66 75 81 84 Wind dir S SW W NW NW NW NW N N N N N N N N NE NE NE NE E Wind spd 5 6 8 6 8 12 14 12 9 5 5 5 6 9 9 8 5 3 2 3 Wind gust 17 Clouds FW B1 SC B1 SC FW CL FW CL FW CL CL FW FW SC SC SC SC SC SC PoP 12hr 20 20 0 0 0 QPF 12hr 0.02-0.20 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 89 85 80 91 94 93 87 81 Max heat 103 100 86 96 96 85 81 82 Heat Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 79 62 74 63 84 68 91 72 92 Temp 77 77 66 63 72 72 65 65 82 83 72 70 89 89 77 74 90 89 Dewpt 55 55 56 58 61 61 62 63 67 68 67 67 71 71 69 69 70 69 PWind dir E E SE SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT GN Avg clouds SC B1 B1 SC B1 B2 B1 SC SC FW FW FW FW FW FW FW SC SC PoP 12hr 0 30 50 40 20 5 5 5 5 Rain shwrs C C C S S S Tstms S C S $$ MOZ041-047-048-210900- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 94 67 85 65 Temp 84 82 80 79 87 93 93 89 77 72 69 68 76 81 84 80 72 68 66 65 Dewpt 76 74 73 74 74 69 65 65 64 63 61 60 60 59 58 57 58 58 57 58 RH 77 77 79 85 65 46 40 45 64 73 76 76 58 47 41 45 61 70 73 78 Wind dir S SW SW W NW NW NW N N N N N NE N NE NE NE NE NE E Wind spd 3 4 5 4 6 9 11 9 6 5 4 3 4 5 6 5 4 3 3 2 Wind gust 16 16 19 21 19 18 16 Clouds FW SC FW SC FW FW FW FW FW FW CL CL CL FW SC SC SC SC SC SC PoP 12hr 5 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 93 88 83 80 95 98 96 91 82 80 Max heat 109 106 89 103 102 90 83 85 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 65 77 67 88 71 94 74 94 Temp 78 79 69 66 73 74 68 68 83 85 74 72 90 90 78 75 91 90 Dewpt 58 58 58 59 63 64 64 64 69 70 69 68 72 72 70 70 72 71 PWind dir E E SE SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 SC B1 B2 B1 SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 30 60 50 20 0 5 5 5 Rain shwrs C C C S S S Tstms S C S S $$ ILZ095-097-MOZ018-019-026-027-034>036-210900- Adams IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO- Ralls MO-Pike MO- Including the cities of Quincy, Pittsfield, Hannibal, and Bowling Green 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 77 90 65 81 60 Temp 83 81 79 77 85 90 90 85 74 69 66 66 74 79 81 77 69 64 62 62 Dewpt 75 74 74 73 72 67 65 65 63 61 60 59 60 57 56 56 57 56 56 56 RH 77 79 85 87 65 47 44 51 69 76 81 78 62 47 42 48 66 75 81 81 Wind dir SW SW W NW NW NW NW N N N N N NE N N NE NE NE NE E Wind spd 5 5 8 5 9 12 14 12 8 5 5 4 6 8 8 5 3 1 1 2 Wind gust 17 18 20 18 19 24 23 19 14 16 13 Clouds SC B1 B2 B1 SC FW FW FW FW FW FW CL CL SC SC SC SC FW FW FW PoP 12hr 40 20 0 0 0 QPF 12hr 0.05-0.70 0.00-0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C S Tstms S S C S Heat index 90 86 82 90 93 91 87 81 Max heat 106 103 92 100 99 89 82 83 Heat Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 76 64 86 68 93 73 93 Temp 78 77 66 63 73 74 66 65 83 84 72 70 90 91 77 74 91 90 Dewpt 55 55 57 58 60 61 61 62 67 68 67 67 71 72 70 69 71 69 PWind dir E E SE SE SE S SW S W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC B1 B1 B1 B2 SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 0 30 50 40 20 5 5 5 5 Rain shwrs S C S S S Tstms S S $$ ILZ096-210900- Brown IL- Including the city of Mount Sterling 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 89 64 79 59 Temp 82 80 79 76 84 88 88 84 74 68 65 65 72 77 79 76 67 62 60 60 Dewpt 75 74 74 73 73 68 65 65 63 61 59 59 59 57 56 55 57 55 55 55 RH 79 82 85 90 70 52 47 53 69 78 81 81 64 50 45 48 70 78 84 84 Wind dir SW SW W NW NW NW NW NW N NW N N N N N N NE N NE E Wind spd 6 8 9 6 10 14 16 13 10 6 6 5 8 9 8 5 3 1 1 1 Wind gust 18 Clouds B1 B1 B2 B1 FW FW FW FW FW FW FW FW CL SC SC SC SC FW CL FW PoP 12hr 50 30 0 0 0 QPF 12hr 0.27-0.51 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C Tstms S C C C Heat index 89 84 89 93 90 86 Max heat 103 98 86 96 95 83 80 Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 61 77 62 86 67 93 72 93 Temp 77 77 65 62 74 75 65 64 83 84 71 69 90 90 76 74 91 89 Dewpt 54 55 56 56 59 59 60 60 65 67 66 66 71 72 69 69 71 69 PWind dir E E SE SE SE S SW S W Wind char LT LT LT LT LT LT LT LT GN Avg clouds FW SC SC B1 B1 B2 SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 10 30 30 10 0 5 5 5 Rain shwrs S C S S S $$ ILZ069-074-210900- Clinton IL-Washington IL- 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 78 94 68 81 61 Temp 81 79 79 79 89 93 94 88 77 72 69 69 76 79 81 78 70 66 63 62 Dewpt 76 76 76 76 79 77 72 70 68 67 65 64 65 63 62 60 61 60 59 58 RH 85 91 91 91 73 60 49 55 74 84 87 84 69 58 53 54 73 81 87 87 Wind dir S SW SW SW W NW NW NW N N N N N N N N NE NE NE NE Wind spd 3 4 5 5 8 9 12 10 8 6 5 5 8 9 9 8 4 3 3 3 Wind gust 17 Clouds FW SC B1 B1 B1 SC FW FW FW FW FW CL FW SC SC SC SC SC FW FW PoP 12hr 20 10 0 0 0 QPF 12hr 0 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 87 104107102 94 80 82 Max heat 102 97 90 110 110 92 82 83 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 79 62 80 64 87 69 92 73 94 Temp 77 78 66 63 78 77 68 66 83 84 72 70 90 90 77 74 91 90 Dewpt 57 59 60 60 61 63 64 64 68 70 69 69 73 74 72 72 75 74 PWind dir NE NE E E SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC B1 SC SC B2 B1 SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 5 20 20 10 5 5 5 5 Rain shwrs S S S S S Tstms S S $$ ILZ070-210900- Marion IL- Including the cities of Centralia and Salem 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 93 68 80 60 Temp 80 79 79 79 88 92 93 87 77 72 69 68 75 78 80 77 68 65 62 61 Dewpt 73 75 75 76 78 76 71 69 67 66 64 63 63 61 60 59 60 59 56 55 RH 79 88 88 91 72 60 49 55 71 81 84 84 66 56 51 54 76 81 81 81 Wind dir S SW SW SW W NW NW NW N N N N N N N N N NE NE NE Wind spd 2 4 6 6 9 10 12 10 8 6 5 5 8 9 9 6 3 3 3 3 Wind gust 19 Clouds FW B1 B1 B2 B1 SC FW FW FW FW FW FW FW SC SC SC SC SC FW FW PoP 12hr 20 30 0 0 0 QPF 12hr 0 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 83 101105100 91 80 Max heat 97 93 86 109 106 89 82 81 Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 61 79 64 86 68 91 72 93 Temp 76 77 65 63 77 77 67 66 83 83 72 70 89 88 76 74 90 88 Dewpt 56 58 58 58 59 61 63 63 66 68 67 68 71 73 71 71 73 72 PWind dir NE NE E E SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B2 B1 SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 0 10 10 5 5 5 5 5 Rain shwrs S S S S $$ MOZ074-084-085-099-210900- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 97 68 83 62 Temp 80 78 77 77 88 95 97 90 80 75 70 68 76 81 83 79 71 67 64 62 Dewpt 76 76 74 74 76 75 72 69 66 65 64 63 63 62 61 61 60 59 58 59 RH 88 94 90 90 68 53 45 50 62 71 81 84 64 53 47 54 68 75 81 90 Wind dir S SW SW SW W NW NW NW N N N N N N N N NE NE NE NE Wind spd 2 2 3 3 5 5 8 6 5 5 4 3 4 5 5 4 3 2 2 2 Wind gust 13 14 14 17 16 18 19 17 17 17 16 17 17 16 14 14 13 12 Clouds CL FW SC SC SC FW FW FW FW CL CL CL FW FW FW SC SC SC SC SC PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 86 99108106 95 81 82 84 80 Max heat 105 100 85 114 115 95 86 87 81 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 61 80 64 86 68 93 72 94 Temp 78 79 67 63 78 77 68 66 83 83 72 70 90 89 75 73 92 90 Dewpt 60 60 58 59 63 65 64 65 70 71 69 68 72 73 71 70 72 72 PWind dir NE NE E E SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 SC SC SC SC FW FW FW FW FW SC SC PoP 12hr 0 5 30 30 10 5 5 5 10 Rain shwrs C S S C S Tstms S S C S $$ MOZ051-060-210900- Montgomery MO-Warren MO- 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 94 66 83 61 Temp 83 80 79 78 86 93 93 88 77 71 67 66 75 80 82 79 69 65 62 62 Dewpt 76 76 74 74 75 70 65 65 65 63 61 61 62 59 58 57 58 57 57 58 RH 80 88 85 88 70 47 40 47 67 76 81 84 64 49 44 47 68 75 84 87 Wind dir SW SW SW W NW NW NW N N N N N N N N NE NE NE NE E Wind spd 3 4 5 5 6 9 11 10 6 5 4 4 4 5 6 5 3 2 2 2 Wind gust 14 17 19 20 18 16 Clouds FW SC SC B1 SC FW FW FW FW CL CL CL FW FW SC SC SC SC SC SC PoP 12hr 20 20 0 0 0 QPF 12hr 0.00-0.21 0.00-0.19 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 91 86 80 95 98 95 89 81 82 Max heat 108 103 89 106 104 88 83 83 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 61 76 63 87 68 93 72 94 Temp 78 78 66 62 74 74 66 65 83 84 72 69 90 90 77 74 91 90 Dewpt 57 57 57 59 62 63 63 64 69 70 68 68 72 73 71 70 73 71 PWind dir E E E SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 B2 SC B1 B2 B1 SC SC SC FW FW FW FW FW FW FW SC PoP 12hr 0 30 40 40 20 5 5 5 5 Rain shwrs S C C S S S Tstms S C S $$ MOZ052-210900- Lincoln MO- 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 79 94 67 82 61 Temp 84 81 80 79 87 93 93 88 76 71 68 68 76 80 82 79 69 65 63 62 Dewpt 76 76 75 74 75 69 65 65 65 63 61 61 62 59 58 57 59 58 57 58 RH 77 85 85 85 68 46 40 47 69 76 78 78 62 49 44 47 70 78 81 87 Wind dir SW SW SW W NW NW NW N N N N N N N N N NE NE NE E Wind spd 3 3 5 5 6 9 12 10 6 5 4 4 5 6 6 5 3 1 1 1 Wind gust 13 17 20 18 Clouds FW B1 B1 B1 SC FW FW FW FW FW FW CL CL FW SC SC SC SC SC FW PoP 12hr 20 20 0 0 0 QPF 12hr 0.04-0.21 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 92 87 85 80 96 99 96 90 81 82 Max heat 106 102 89 103 102 89 82 83 Heat Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 62 77 64 86 68 94 73 94 Temp 78 79 66 63 75 76 66 66 84 84 73 70 91 91 78 75 92 91 Dewpt 56 56 57 59 61 62 63 63 68 69 68 68 72 73 71 70 72 71 PWind dir E E SE SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 SC B1 B2 B1 SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 20 40 40 20 5 5 5 5 Rain shwrs S C C S S S Tstms C $$ ILZ098-210900- Calhoun IL- 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 93 67 82 61 Temp 84 81 80 79 87 93 93 87 76 71 68 68 76 80 82 79 69 65 63 62 Dewpt 76 76 75 75 75 70 66 65 65 63 61 61 62 59 58 56 58 58 57 57 RH 77 85 85 88 68 47 41 48 69 76 78 78 62 49 44 45 68 78 81 84 Wind dir S SW SW W NW NW NW N N N N N N N N N NE NE NE E Wind spd 3 4 5 5 6 11 12 11 8 5 5 4 5 8 8 5 3 2 2 2 Wind gust 18 Clouds SC B1 B1 B1 SC FW FW FW CL FW FW CL CL FW SC SC SC SC SC FW PoP 12hr 30 30 0 0 0 QPF 12hr 0.02-0.13 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S Tstms C S Heat index 92 87 85 82 97 99 95 89 80 82 Max heat 106 103 89 103 102 89 82 83 Heat Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 62 78 64 87 69 93 73 94 Temp 78 79 66 64 76 76 67 66 84 85 73 71 91 91 78 75 92 90 Dewpt 54 55 57 58 60 61 62 63 67 68 68 68 71 72 71 71 72 71 PWind dir E E E SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC B1 B1 B1 B2 SC SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 10 40 30 10 5 5 5 5 Rain shwrs S C C S S S Tstms S $$ ILZ058-059-099-210900- Greene IL-Macoupin IL-Jersey IL- 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 78 92 65 81 58 Temp 81 79 79 78 86 91 91 85 74 70 67 67 75 79 81 77 68 63 60 60 Dewpt 74 75 75 74 75 71 67 67 66 63 62 61 61 59 58 57 58 57 56 55 RH 79 88 88 88 70 52 45 55 76 78 84 81 62 50 46 50 70 81 87 84 Wind dir S SW SW W NW NW NW N N N N N N N N N NE NE NE E Wind spd 5 5 6 6 8 12 14 12 8 6 6 5 8 9 9 8 3 2 2 3 Wind gust 16 18 Clouds SC B2 B1 B1 SC FW FW FW FW FW FW CL CL SC SC SC SC SC FW FW PoP 12hr 40 30 0 0 0 QPF 12hr 0.00-0.11 0.00-0.13 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms C C Heat index 86 81 95 98 95 88 81 Max heat 105 100 89 103 102 89 82 83 Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 60 78 62 86 66 92 71 93 Temp 77 78 64 62 75 76 65 65 83 84 71 69 89 90 76 73 91 89 Dewpt 54 56 56 57 59 60 61 61 66 68 67 67 71 72 70 70 72 71 PWind dir E E E SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B2 SC SC SC SC FW FW FW FW FW FW FW SC PoP 12hr 0 5 30 30 10 5 5 5 10 Rain shwrs C S S S S Tstms S $$ ILZ060-064-065-210900- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 92 66 79 58 Temp 79 78 78 78 86 91 91 85 75 71 67 67 74 77 79 76 68 64 60 59 Dewpt 73 74 75 75 77 74 70 68 67 64 63 62 63 61 59 58 58 57 55 55 RH 82 88 91 91 75 58 50 57 76 79 87 84 69 58 50 54 70 78 84 87 Wind dir S SW SW W W NW NW NW N N N N N N N N N NE NE NE Wind spd 3 5 6 6 8 10 13 11 8 6 6 5 8 9 9 6 3 2 2 2 Wind gust 16 19 Clouds SC B1 B1 B1 B1 SC FW FW FW FW FW FW FW SC SC SC SC FW CL CL PoP 12hr 30 30 0 0 0 QPF 12hr 0.00-0.07 0.02-0.13 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S Tstms S C S Heat index 81 97101 97 89 Max heat 99 95 90 107 106 94 82 Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 60 78 62 85 66 91 71 92 Temp 75 77 64 62 76 76 66 65 82 83 71 69 89 88 76 73 90 88 Dewpt 56 57 56 57 60 61 61 62 67 68 66 67 72 73 70 70 73 72 PWind dir NE NE E E SE S SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC B2 B1 SC SC SC FW FW FW FW FW FW FW SC PoP 12hr 0 5 20 10 5 5 5 10 5 Rain shwrs S S S S S $$ ILZ079-MOZ075-210900- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 78 96 68 83 61 Temp 81 79 79 79 89 94 96 90 79 73 70 69 76 80 82 79 71 67 63 62 Dewpt 77 76 75 75 78 77 72 71 67 66 65 64 65 63 62 61 61 60 59 59 RH 88 91 88 88 70 58 46 54 67 79 84 84 69 56 51 54 71 78 87 90 Wind dir S SW SW SW W NW NW N N N N N N N N N NE NE NE NE Wind spd 3 4 5 5 8 8 10 9 6 6 5 5 8 9 9 8 5 3 3 3 Wind gust 17 Clouds FW FW SC SC SC SC FW FW FW FW CL CL FW FW SC SC B1 SC SC FW PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 89 81 80 81103108104 96 82 83 Max heat 106 102 87 113 113 94 83 85 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 64 86 68 93 72 95 Temp 77 78 67 62 77 77 68 66 83 84 72 70 89 90 77 74 92 90 Dewpt 59 59 59 60 63 64 64 65 69 71 69 69 73 74 71 71 74 73 PWind dir NE NE E SE SE S S S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC B1 SC SC B2 B2 SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 5 30 20 10 5 5 5 10 Rain shwrs C S S S S Tstms S S S S $$ MOZ059-062-072-073-210900- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 96 66 83 62 Temp 82 80 79 78 89 95 96 89 79 73 69 67 76 81 82 79 70 66 63 62 Dewpt 76 75 74 74 76 73 67 67 65 64 62 62 63 61 60 60 59 58 58 58 RH 82 85 85 88 66 49 39 48 62 73 78 84 64 51 47 52 68 75 84 87 Wind dir S SW SW SW NW NW NW NW N N N N N N N N NE NE NE E Wind spd 2 3 4 4 6 8 9 8 5 5 3 3 4 5 5 4 3 1 1 1 Wind gust 13 14 17 18 17 13 13 14 16 16 11 Clouds FW FW SC SC SC FW FW FW CL CL CL CL FW FW FW SC SC SC SC SC PoP 12hr 0 5 0 0 0 QPF 12hr 0 0.00-0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 90 84 100104100 92 82 83 80 Max heat 107 103 87 109 110 90 83 85 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 61 79 64 87 68 93 72 95 Temp 78 79 66 63 76 76 67 66 84 84 72 70 90 90 76 74 92 90 Dewpt 58 59 57 59 63 65 63 64 70 71 68 68 72 73 70 70 72 71 PWind dir E E E SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 SC B1 B2 B1 SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 20 40 40 20 0 5 5 5 Rain shwrs S C C S C S Tstms C S S $$ ILZ102-MOZ065-210900- Monroe IL-Jefferson MO- 725 PM CDT Mon Jul 20 2026 Date 07/20/26 Tue 07/21/26 Wed 07/22/26 Thu 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 79 96 68 83 62 Temp 83 80 80 80 90 94 96 90 80 74 70 69 77 81 83 79 70 66 63 62 Dewpt 77 76 75 75 77 75 68 68 65 65 63 63 64 62 62 61 59 58 57 58 RH 82 88 85 85 66 54 40 49 60 74 78 81 64 53 49 54 68 75 81 87 Wind dir S SW SW W W NW NW NW N N N N N N N N NE NE NE NE Wind spd 3 3 4 4 6 8 10 9 6 5 4 4 5 6 6 5 3 2 2 2 Wind gust 13 Clouds FW SC SC B1 SC SC FW FW CL CL CL FW FW FW SC SC B1 SC SC SC PoP 12hr 5 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 92 85 83 82104107101 94 81 82 83 80 Max heat 106 103 87 112 111 93 83 85 Heat Y Y Y Y Y Y Y Date 07/23 Fri 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 07/27/26 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 61 80 64 88 68 94 73 96 Temp 78 78 66 63 77 76 67 66 84 85 72 70 90 91 77 74 92 91 Dewpt 59 59 58 59 64 65 63 64 70 71 68 68 73 73 71 70 74 72 PWind dir NE E E SE SE SE SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC B1 SC B1 B2 B1 SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 0 5 40 30 10 5 5 5 10 Rain shwrs S C C S S S Tstms C S S $$