Area Forecast Matrices
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
497 FOUS53 KLSX 191942 AFMLSX Area Forecast Matrices National Weather Service Saint Louis MO 241 PM CDT Sat Oct 19 2024 ILZ100>102-MOZ061-063>065-192100- Madison IL-Saint Clair IL-Monroe IL-Saint Charles MO- Saint Louis MO-Saint Louis City MO-Jefferson MO- Including the cities of Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 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 73 41 76 45 78 Temp 72 61 52 47 44 41 59 73 76 64 56 52 49 46 62 74 76 65 Dewpt 40 41 42 42 41 40 46 43 41 43 44 43 43 44 49 48 47 48 RH 31 48 69 83 89 96 62 34 28 46 64 71 80 93 62 40 36 54 Wind dir S SE S S SW SW SW SW S S S S S S S S S SE Wind spd 4 3 3 3 2 2 3 3 4 4 3 3 3 2 2 5 6 5 Clouds CL CL CL FW CL CL CL CL CL CL CL CL CL CL CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 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 49 78 54 78 45 67 46 72 Temp 54 50 73 68 60 55 75 65 53 45 62 57 49 47 67 62 Dewpt 47 45 50 51 52 52 55 49 44 39 40 41 41 42 47 47 PWind dir S S SW NW N NE SE S Wind char LT GN LT LT LT LT LT LT Avg clouds FW SC B1 SC FW FW FW SC FW FW FW FW FW FW FW FW PoP 12hr 0 10 5 0 10 5 20 20 Rain shwrs S S S $$ MOZ042-049-050-192100- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 43 78 48 78 Temp 72 61 51 48 45 43 60 75 78 66 58 54 51 48 61 74 76 66 Dewpt 38 38 39 40 40 39 44 41 39 41 42 41 42 42 47 46 45 45 RH 29 42 63 74 82 86 55 29 25 40 55 61 71 80 60 37 33 47 Wind dir S SE SE S SW S SW SW S S S S S S S S S SE Wind spd 5 3 4 4 4 4 5 4 4 4 4 4 4 3 4 5 8 5 Clouds CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 79 52 75 42 66 45 71 Temp 55 54 73 68 57 52 72 62 49 42 62 57 49 46 67 61 Dewpt 45 45 51 53 53 51 51 46 40 36 38 39 42 42 46 45 PWind dir S S SW N NE E S S Wind char LT GN LT LT LT LT LT GN Avg clouds SC B1 SC FW CL CL FW FW FW FW FW FW FW FW FW FW PoP 12hr 20 40 5 0 10 10 20 20 Rain shwrs S C S S S S Tstms S $$ MOZ041-047-048-192100- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 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 74 44 79 48 79 Temp 73 63 53 49 47 44 60 76 79 68 59 55 52 49 61 75 78 68 Dewpt 36 36 38 40 40 39 43 39 37 39 41 41 42 42 47 46 45 45 RH 26 36 57 71 76 82 53 26 22 34 51 59 69 77 60 36 31 43 Wind dir S SE SE S S S SW SW S S S S S S S S S SE Wind spd 5 3 3 4 4 3 4 4 4 4 4 4 4 3 4 5 6 5 Clouds CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 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 54 80 52 76 43 67 46 73 Temp 57 55 74 70 58 53 73 63 51 43 62 58 51 48 68 63 Dewpt 45 46 52 54 53 52 51 46 41 37 38 41 43 43 46 45 PWind dir S S SW N NE E S S Wind char LT GN LT LT LT LT LT LT Avg clouds SC B1 SC FW CL CL FW FW FW FW FW FW FW FW FW FW PoP 12hr 30 40 0 5 10 10 20 20 Rain shwrs C C S S S S S $$ ILZ095>097-MOZ018-019-026-027-034>036-192100- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 44 78 47 79 Temp 73 61 52 49 46 44 61 75 78 66 58 54 51 48 63 76 78 66 Dewpt 37 38 39 39 39 39 43 40 37 39 41 41 42 42 47 45 44 45 RH 27 42 61 68 76 82 51 28 23 37 53 61 71 80 56 33 30 47 Wind dir S S S S SW SW SW SW SW S S S S S S S S SE Wind spd 6 4 4 4 4 4 6 6 8 5 5 4 4 3 4 6 8 5 Wind gust 14 Clouds CL CL FW CL CL CL CL CL CL CL CL FW FW FW FW FW FW SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 77 52 72 40 64 43 70 Temp 56 53 72 67 57 52 69 59 47 40 60 55 48 44 66 60 Dewpt 45 45 51 52 52 50 48 43 36 35 36 37 39 40 44 43 PWind dir S S SW N N E S S Wind char LT GN LT LT LT LT LT GN Avg clouds SC B1 B1 FW FW FW FW SC FW FW FW FW FW FW FW FW PoP 12hr 20 30 0 0 10 10 20 20 Rain shwrs C C S S S $$ ILZ069-070-074-192100- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 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 72 41 74 46 76 Temp 72 59 51 46 43 41 59 72 74 63 56 52 49 47 62 74 75 64 Dewpt 40 42 43 42 41 41 46 44 43 45 45 44 44 45 49 47 46 48 RH 31 53 74 86 93100 62 37 33 52 66 74 83 93 62 38 36 56 Wind dir S S S S SW SW SW SW SW S S S S S S S S S Wind spd 3 2 2 2 2 2 3 4 4 3 3 3 3 1 2 5 6 4 Clouds CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 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 47 76 53 79 45 66 45 70 Temp 52 48 73 66 58 54 75 65 52 45 62 56 48 46 66 59 Dewpt 48 46 48 50 51 51 55 50 45 40 40 42 41 42 45 48 PWind dir S S S NW N NE SE S Wind char LT GN LT LT LT LT LT GN Avg clouds FW FW SC SC FW FW FW FW FW FW FW FW FW SC FW FW PoP 12hr 0 5 10 0 10 5 20 20 Rain shwrs S S Tstms S $$ MOZ074-084-085-099-192100- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 40 75 44 76 Temp 72 58 49 45 41 40 60 73 75 63 54 50 47 45 62 73 74 63 Dewpt 39 40 40 40 39 38 45 42 40 41 43 42 42 43 48 46 45 46 RH 30 51 71 82 92 92 58 33 28 44 66 74 83 93 60 38 35 54 Wind dir SE SE S SW W W SW SW S S S SW SW SW S S S SE Wind spd 3 3 2 2 2 1 2 2 2 3 2 2 2 1 2 4 4 3 Wind gust 14 Clouds CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 76 52 81 46 69 45 72 Temp 52 49 72 66 58 54 77 67 54 47 64 58 49 47 68 61 Dewpt 46 44 47 49 50 51 55 51 45 39 40 42 42 42 47 46 PWind dir S S SW NW N NE S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC FW FW FW CL FW FW FW FW FW FW FW FW FW PoP 12hr 0 10 5 0 10 5 10 20 Rain shwrs S S $$ MOZ051-052-060-192100- Montgomery MO-Lincoln MO-Warren MO- 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 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 72 42 77 46 77 Temp 72 59 50 46 43 42 58 74 77 64 56 52 49 47 61 74 76 65 Dewpt 40 40 41 41 40 39 45 43 41 43 43 42 42 43 50 49 48 48 RH 31 49 71 83 89 89 62 33 28 46 62 69 77 86 67 41 37 54 Wind dir S SE S S SW SW SW SW S S S S S S S S S SE Wind spd 4 3 3 3 3 2 3 4 4 3 3 3 3 2 2 3 4 3 Wind gust 14 Clouds CL CL FW FW CL CL CL CL CL CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 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 51 78 52 75 42 65 44 70 Temp 54 52 72 67 57 53 72 62 49 42 61 56 48 46 67 60 Dewpt 46 45 53 54 53 51 54 48 41 37 40 41 42 42 48 46 PWind dir S S SW NW N E S S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC B1 FW FW CL FW SC FW FW FW FW FW FW FW FW PoP 12hr 10 30 5 0 10 10 20 20 Rain shwrs S C S S S Tstms S $$ ILZ058-059-098-099-192100- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 42 75 46 77 Temp 72 60 51 47 44 42 59 72 75 64 56 52 49 47 62 74 76 65 Dewpt 38 38 39 40 40 39 44 42 39 41 43 42 43 42 46 44 42 44 RH 29 44 63 76 86 89 57 34 27 43 62 69 80 83 56 34 30 46 Wind dir S S S S S S SW SW SW S S S S S S S S SE Wind spd 5 4 3 3 3 3 4 6 6 5 4 4 3 2 3 5 8 5 Clouds CL CL CL FW CL CL CL CL CL CL CL CL CL FW CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 76 52 75 42 65 43 70 Temp 54 50 71 67 58 53 72 62 49 42 60 55 48 45 66 60 Dewpt 45 44 46 48 50 49 49 44 38 36 34 36 37 39 42 43 PWind dir S S SW NW N E SE S Wind char LT GN LT LT LT LT LT GN Avg clouds SC SC B1 SC FW FW FW SC FW FW FW FW FW FW FW FW PoP 12hr 5 20 5 0 10 10 20 20 Rain shwrs S S S $$ ILZ060-064-065-192100- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 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 71 41 74 45 76 Temp 71 59 50 45 43 41 59 71 73 62 55 51 48 46 62 74 75 64 Dewpt 38 40 41 41 40 40 45 43 41 43 43 43 43 43 47 45 43 45 RH 30 49 71 86 89 96 60 36 31 50 64 74 83 89 58 35 32 50 Wind dir S S S S SW SW SW SW SW S S S S S S S S S Wind spd 4 3 2 3 3 2 3 5 5 4 4 3 3 1 3 5 6 4 Clouds CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 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 47 75 51 76 42 64 43 68 Temp 52 48 72 66 57 53 73 63 50 42 60 54 46 44 65 58 Dewpt 46 44 46 48 50 50 52 46 41 37 36 38 38 39 43 44 PWind dir S S S NW N NE SE S Wind char LT GN LT LT LT LT LT GN Avg clouds FW FW SC SC FW FW FW SC FW FW FW FW FW FW FW FW PoP 12hr 0 5 5 0 10 5 20 20 Rain shwrs S S Tstms S $$ ILZ079-MOZ075-192100- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 41 75 46 77 Temp 72 60 51 46 43 41 59 72 75 64 56 51 49 46 61 74 75 64 Dewpt 41 42 42 42 41 40 46 44 42 44 44 44 44 44 49 47 46 47 RH 33 51 71 86 93 96 62 37 31 48 64 77 83 93 65 38 36 54 Wind dir SE SE S S SW SW SW SW S S S S S S S S S S Wind spd 4 3 3 3 3 2 2 3 3 4 3 3 3 2 2 5 6 5 Clouds CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 77 54 80 46 68 46 72 Temp 52 49 73 67 60 55 76 66 54 46 63 57 49 47 67 61 Dewpt 47 45 48 49 50 51 56 50 46 40 41 42 42 42 47 47 PWind dir S S S NW N NE SE S Wind char LT GN LT LT LT LT LT LT Avg clouds FW FW SC SC FW FW CL FW FW FW FW FW FW FW FW FW PoP 12hr 0 5 10 0 10 5 20 20 Rain shwrs S S $$ MOZ059-062-072-073-192100- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 241 PM CDT Sat Oct 19 2024 Date Sat 10/19/24 Sun 10/20/24 Mon 10/21/24 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 73 40 77 46 78 Temp 73 60 50 46 43 40 59 74 77 65 55 52 49 47 62 74 76 65 Dewpt 39 39 39 40 40 39 45 42 40 41 42 41 42 43 48 46 44 45 RH 29 46 66 79 89 96 60 32 26 41 61 66 77 86 60 37 32 48 Wind dir S SE S S SW SW SW SW S S S S S S S S S SE Wind spd 3 3 3 3 3 2 3 2 2 3 3 3 3 2 2 3 5 4 Clouds CL CL CL FW CL CL CL CL CL CL CL CL CL FW CL FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date Tue 10/22/24 Wed 10/23/24 Thu 10/24/24 Fri 10/25/24 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 51 78 54 78 44 68 46 72 Temp 54 52 73 68 60 54 75 65 52 44 63 58 50 47 68 62 Dewpt 46 44 48 51 52 51 54 48 44 38 39 41 42 42 47 46 PWind dir S S SW NW N E S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC FW FW CL FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 20 5 0 10 5 20 20 Rain shwrs S S S $$