Point Forecast Matrices
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
918 FOUS53 KLSX 181826 PFMLSX Point Forecast Matrices National Weather Service Saint Louis MO 126 PM CDT Tue Aug 18 2026 MOZ063-182100- Lambert Saint Louis International Airport-Saint Louis MO 38.75N 90.37W Elev. 618 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 88 72 79 69 84 Temp 88 85 78 76 74 72 73 78 79 77 73 72 70 69 74 81 84 81 Dewpt 66 67 67 67 69 69 70 72 73 71 71 71 70 69 69 70 70 69 RH 48 55 69 74 84 90 90 82 82 82 93 97100100 84 69 63 67 Wind dir SW S SE SE W SW S S N NE NE NE NE N NE NE NE NE Wind spd 4 5 6 5 5 6 5 4 5 6 4 3 3 4 6 6 5 5 Clouds B1 B1 FW SC OV OV OV B2 B2 B1 B1 SC SC B2 B1 SC SC FW PoP 12hr 0 80 80 20 10 QPF 12hr 0 0.25 0.37 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C C C S Tstms C S S C C S Heat index 90 88 85 88 84 Max heat 87 90 85 86 88 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 87 67 84 67 86 Temp 72 67 84 83 73 69 84 82 72 68 81 79 72 67 82 83 Dewpt 69 67 69 69 69 67 68 68 68 65 64 65 65 64 67 68 PWind dir E NW SW NW N NE E SE Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW FW FW FW FW SC FW FW FW SC SC B1 SC SC SC PoP 12hr 0 0 20 20 0 10 30 20 Rain shwrs S S S C S Tstms S S S $$ ILZ095-182100- Quincy Regional Baldwin Field Airport-Adams IL 39.94N 91.19W Elev. 768 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 68 79 64 81 Temp 84 82 73 71 68 68 72 75 79 78 71 67 65 65 73 78 81 78 Dewpt 68 69 68 68 68 68 70 71 71 71 69 66 65 64 67 67 67 68 RH 59 65 84 90100100 93 87 77 79 93 97100 97 81 69 63 71 Wind dir SW SW S S SW SW NE NE NE N NE NE NE NE E E NE E Wind spd 5 3 3 3 3 3 3 3 4 4 3 3 3 3 4 4 3 3 Clouds OV SC SC B1 OV OV OV B2 B1 B1 B1 B1 B1 B2 SC FW FW CL PoP 12hr 5 40 30 30 0 QPF 12hr 0 0.13 0.04 0.05 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S S C Tstms C S S S S S S Heat index 87 85 83 Max heat 83 88 83 84 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 84 65 82 63 79 64 82 Temp 68 65 80 80 70 66 79 78 67 64 76 76 67 64 78 79 Dewpt 65 64 70 71 67 66 69 69 64 62 65 67 63 62 68 70 PWind dir SE SW W NW N E SE SE Wind char LT LT LT LT LT LT GN GN Avg clouds CL FW FW FW FW FW SC FW FW FW SC SC B1 SC SC SC PoP 12hr 0 5 20 20 5 10 30 20 Rain shwrs S S S S C S Tstms S S S S $$ MOZ027-182100- Hannibal-Marion MO 39.73N 91.44W Elev. 769 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 69 79 65 81 Temp 85 83 75 71 70 69 73 75 79 78 72 69 66 66 73 78 81 79 Dewpt 67 69 68 68 68 68 70 71 71 71 69 67 66 66 68 68 67 69 RH 55 63 79 90 93 97 90 87 77 79 90 93100100 84 71 63 72 Wind dir SW SW S SW SW SW NE NE NE NE NE NE NE NE E E NE E Wind spd 3 1 1 2 2 2 3 3 3 2 2 2 2 2 3 3 3 1 Clouds OV SC SC B1 OV OV OV B2 B1 B1 B1 SC SC B2 SC FW FW FW PoP 12hr 5 60 50 20 0 QPF 12hr 0 0.34 0.05 0.05 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C S S S S Tstms C C S S S S S Heat index 88 87 83 Max heat 83 88 83 84 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 64 84 67 83 64 80 65 83 Temp 68 65 81 80 71 67 80 79 68 65 77 77 68 65 79 80 Dewpt 65 65 70 71 67 66 69 69 64 62 65 66 63 63 68 70 PWind dir SE SW W NW N E SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC FW FW FW SC SC B1 SC SC SC PoP 12hr 0 0 20 20 0 10 30 20 Rain shwrs S S S S C S Tstms S S S S $$ MOZ042-182100- Mexico-Audrain MO 39.16N 91.82W Elev. 823 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 66 79 63 80 Temp 85 81 72 70 67 67 71 75 79 76 70 66 64 63 71 76 80 77 Dewpt 67 70 68 68 67 67 71 72 73 72 70 66 64 63 70 69 69 69 RH 55 69 87 93100100100 90 82 87100100100100 97 79 69 76 Wind dir SW SE E E S S SE N NE NE NE NE NE NE NE E NE E Wind spd 4 2 3 2 4 4 4 4 4 4 3 2 2 3 4 5 4 2 Clouds B2 SC SC B1 OV OV OV OV B1 SC SC SC SC OV B1 SC FW FW PoP 12hr 5 90 70 20 5 QPF 12hr 0 0.61 0.09 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D L C C S S Tstms C C S S C S S Heat index 88 85 83 Max heat 85 89 83 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 83 64 82 61 80 63 84 Temp 66 63 81 81 69 65 80 80 67 63 77 77 67 64 80 81 Dewpt 66 63 70 71 67 65 69 69 65 62 65 67 63 63 69 71 PWind dir E SW W NW NE E SE SE Wind char LT LT LT LT LT LT GN GN Avg clouds FW FW FW FW FW FW SC FW FW FW SC SC B1 SC B1 SC PoP 12hr 0 0 20 20 0 10 30 20 Rain shwrs S S S C S Tstms S S S S S $$ MOZ041-182100- Columbia Regional Airport-Boone MO 38.82N 92.22W Elev. 889 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 88 69 81 67 83 Temp 88 85 77 73 70 69 72 78 81 78 73 70 68 67 73 80 83 80 Dewpt 67 69 68 68 69 68 71 71 73 72 71 70 68 67 69 70 70 69 RH 50 59 74 84 97 97 97 79 77 82 93100100100 87 72 65 69 Wind dir S E E E N E E E NE NE NE NE NE NE NE NE NE E Wind spd 4 3 5 4 6 6 5 4 6 5 5 4 4 5 5 4 5 4 Clouds B2 SC SC B1 OV OV B2 OV B1 SC B1 B1 FW B1 B1 SC FW FW PoP 12hr 0 90 80 10 5 QPF 12hr 0 0.83 0.09 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D C C Tstms C C S C Heat index 90 88 85 82 87 82 Max heat 88 91 85 86 83 88 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 66 86 66 86 65 83 67 88 Temp 69 66 83 82 71 67 83 81 70 66 80 78 71 67 84 83 Dewpt 68 66 70 71 68 67 68 69 67 64 66 66 64 64 69 70 PWind dir E SW NW NW NE E E SE Wind char LT LT LT LT LT LT GN GN Avg clouds FW FW FW FW FW FW SC FW FW FW SC SC SC SC SC SC PoP 12hr 0 0 20 20 5 10 30 20 Rain shwrs S S C S Tstms S S S S $$ MOZ048-182100- Jefferson City Memorial Airport-Cole MO 38.59N 92.16W Elev. 549 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 71 83 68 85 Temp 91 86 78 75 72 71 74 81 82 79 74 72 69 68 74 82 85 81 Dewpt 65 68 68 68 69 69 70 72 73 72 72 71 69 68 70 70 70 70 RH 42 55 71 79 90 93 87 74 74 79 93 97100100 87 67 61 69 Wind dir SE E E E NE E SE E NE NE NE NE NE NE NE NE NE NE Wind spd 3 2 2 2 3 4 3 3 5 4 3 2 2 2 3 4 4 4 Clouds B1 SC FW SC OV OV B2 OV B1 SC SC SC FW B1 B1 SC FW FW PoP 12hr 0 80 70 10 5 QPF 12hr 0 0.54 0.06 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D L C C S Tstms C C S S C S Heat index 93 90 85 88 80 86 90 85 Max heat 89 94 87 87 89 87 91 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 89 68 89 67 85 69 91 Temp 70 67 86 83 72 68 85 83 71 67 82 80 71 69 86 85 Dewpt 69 67 70 71 69 67 69 70 68 65 66 67 65 64 68 70 PWind dir E W N N NE E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC FW FW CL SC SC B1 SC SC SC PoP 12hr 0 0 20 20 5 10 30 20 Rain shwrs S S C S Tstms S S S S $$ MOZ050-182100- Fulton-Callaway MO 38.85N 91.95W Elev. 770 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 87 67 80 65 82 Temp 87 82 75 71 68 67 71 77 80 78 72 69 66 65 71 78 82 78 Dewpt 67 70 68 68 68 67 71 72 73 72 71 69 66 65 70 70 70 70 RH 52 67 79 90100100100 85 79 82 97100100100 97 76 67 76 Wind dir S E E E NE E SE E NE NE NE NE NE NE NE NE NE E Wind spd 4 2 3 3 5 5 4 4 5 4 4 3 3 4 4 4 4 3 Clouds B2 SC FW B1 OV OV B2 OV B1 SC B1 SC SC B2 B1 SC FW FW PoP 12hr 0 90 80 10 5 QPF 12hr 0 0.77 0.10 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D C C S Tstms C C S C S Heat index 90 86 84 86 Max heat 86 91 83 85 86 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 63 85 65 85 63 82 65 86 Temp 68 64 82 81 70 66 82 80 68 64 78 77 69 65 82 82 Dewpt 68 64 71 72 68 66 69 70 66 63 66 67 64 63 70 71 PWind dir E SW NW NW NE E E SE Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW FW FW FW FW SC FW FW CL SC SC B1 SC SC SC PoP 12hr 0 0 20 20 5 10 30 20 Rain shwrs S S C S Tstms S S S S $$ MOZ062-182100- Washington-Franklin MO 38.55N 91.01W Elev. 568 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 68 81 65 84 Temp 88 83 74 72 70 68 72 79 81 76 71 69 68 66 73 81 84 79 Dewpt 67 70 69 68 69 68 72 73 75 73 71 69 68 66 71 72 72 71 RH 50 65 84 87 97100100 82 82 90100100100100 93 74 67 77 Wind dir N SE SE SE NW SW SE E N NE NE N N NE NE NE NE NE Wind spd 0 1 2 0 1 2 2 1 2 2 1 0 0 0 2 2 2 1 Clouds B1 SC FW SC OV OV B2 B2 B2 SC SC B1 B1 B1 B2 SC SC FW PoP 12hr 0 90 90 20 5 QPF 12hr 0 0.36 0.15 0.07 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L D C C S S Tstms S C S S C S S Heat index 92 87 82 86 85 89 Max heat 88 93 83 84 87 85 90 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 87 65 87 63 84 64 88 Temp 69 64 84 82 70 65 84 81 69 65 81 78 69 65 83 82 Dewpt 69 64 72 72 69 65 70 71 68 65 67 68 65 63 70 71 PWind dir NE NW N NW N E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW FW SC SC B1 SC SC SC PoP 12hr 0 0 20 20 5 10 30 20 Rain shwrs S S C S Tstms S S S $$ ILZ060-182100- Litchfield-Montgomery IL 39.16N 89.67W Elev. 690 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 66 77 63 80 Temp 84 80 71 70 68 66 70 76 77 75 69 67 66 64 72 79 80 77 Dewpt 66 68 67 66 67 66 70 71 72 71 69 67 66 64 68 68 68 68 RH 55 67 87 87 97100100 85 85 87100100100100 87 69 67 74 Wind dir SW S S S SW W S SW W NW NE NE NE NE NE NE NE NE Wind spd 3 3 3 2 1 3 3 2 2 1 1 1 1 2 4 4 3 2 Clouds B1 SC FW B1 OV OV OV B2 B2 B1 SC B1 B1 SC SC FW SC FW PoP 12hr 0 60 70 20 5 QPF 12hr 0 0.07 0.25 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C C S Tstms S S S C C S Heat index 86 83 83 Max heat 85 87 83 84 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 61 83 63 83 61 80 61 82 Temp 67 62 81 80 69 64 81 79 67 62 78 76 66 62 79 79 Dewpt 65 62 68 69 66 64 68 67 65 62 63 64 62 61 66 67 PWind dir NE W W NW N N E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 5 20 20 0 5 20 20 Rain shwrs S S S S S S Tstms S S S $$ ILZ101-182100- Belleville-Saint Clair IL 38.55N 89.84W Elev. 459 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 70 80 68 83 Temp 87 82 76 73 72 71 73 78 80 76 72 71 68 68 74 80 83 79 Dewpt 69 71 69 68 68 69 72 74 75 74 72 71 68 68 71 73 73 72 RH 55 69 79 84 87 93 97 88 85 94100100100100 90 79 72 79 Wind dir S SE SE S SW W S S N N NE NE NE NE NE NE NE NE Wind spd 3 4 4 3 2 3 4 3 3 4 2 1 1 2 4 4 4 3 Clouds FW SC FW FW B2 OV OV B2 B2 B1 B1 SC B1 B2 B2 SC SC FW PoP 12hr 0 70 80 20 20 QPF 12hr 0 0.07 0.27 0.11 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D L C C S S S S Tstms S S S S C S S S Heat index 91 86 85 81 89 81 Max heat 88 91 85 86 89 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 85 67 86 65 83 65 85 Temp 70 65 82 82 71 67 83 81 70 66 81 78 69 65 82 82 Dewpt 69 65 72 72 69 67 72 71 69 65 67 68 65 64 70 71 PWind dir NE N N NW N NE E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC FW FW FW FW SC FW FW FW SC B1 SC B1 SC PoP 12hr 0 5 20 20 0 5 20 20 Rain shwrs S S S S S S Tstms S S $$ ILZ070-182100- Salem-Leckrone Field Airport-Marion IL 38.64N 88.96W Elev. 573 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 68 80 66 82 Temp 85 81 72 70 69 68 72 77 80 77 71 69 67 67 73 80 82 78 Dewpt 66 68 67 67 67 68 70 72 73 71 71 69 67 67 70 70 70 69 RH 53 65 84 90 93100 93 85 79 82100100100100 90 72 67 74 Wind dir SW S S S S SW SW S NW NW NE NE NE NE NE NE NE NE Wind spd 1 1 2 1 1 2 2 2 2 2 1 1 1 1 3 3 3 1 Clouds FW SC FW SC B1 OV OV B2 B2 B1 B1 SC B1 B2 B1 SC SC FW PoP 12hr 0 40 80 30 20 QPF 12hr 0 0.05 0.29 0.13 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L C C C S C S S S Tstms S S S S C C S S S S Heat index 87 84 82 83 86 Max heat 85 88 84 83 87 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 63 84 65 84 63 82 62 83 Temp 68 64 82 80 69 66 82 80 68 64 79 78 67 63 80 80 Dewpt 67 64 68 69 67 66 69 68 67 64 64 65 63 62 66 68 PWind dir NE NW W NW N N E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC FW FW CL FW FW FW CL FW SC SC SC SC SC PoP 12hr 0 5 20 20 0 5 20 20 Rain shwrs S S S S S Tstms S $$ MOZ062-182100- Sullivan-Franklin MO 38.23N 91.16W Elev. 933 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 69 81 66 82 Temp 89 83 75 73 71 69 73 80 81 76 71 70 67 67 73 80 82 76 Dewpt 66 68 67 67 69 69 71 73 75 73 71 70 67 67 71 72 72 71 RH 47 61 76 81 93100 93 79 82 90100100100100 93 77 72 85 Wind dir W E SE S NW NE SE NE NE NE NE NE NE NE NE NE NE NE Wind spd 2 1 3 3 4 4 4 3 4 4 3 2 2 2 4 4 4 3 Clouds SC SC FW FW B2 OV B2 B2 B2 SC B1 B1 B2 B1 B2 SC SC FW PoP 12hr 0 80 80 20 10 QPF 12hr 0 0.47 0.25 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D C C S S Tstms C C S C S S Heat index 91 86 82 86 81 87 Max heat 88 92 83 85 87 85 87 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 85 65 85 63 82 64 87 Temp 68 65 83 80 70 66 83 80 68 65 80 77 68 65 84 82 Dewpt 68 65 71 71 68 66 69 70 67 65 66 68 65 63 69 71 PWind dir E N SW NW NE E SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW CL FW SC SC B1 B1 SC SC PoP 12hr 0 0 5 20 5 10 30 20 Rain shwrs S S C S Tstms S S S $$ MOZ074-182100- Farmington Regional Airport-Saint Francois MO 37.76N 90.43W Elev. 947 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 88 68 84 66 83 Temp 88 82 74 71 70 68 72 81 84 77 72 70 67 66 71 80 83 78 Dewpt 67 69 67 67 67 68 71 72 74 74 72 70 67 66 71 73 74 72 RH 50 65 79 87 90100 97 74 72 90100100100100100 79 74 82 Wind dir S SE S S S NE SE S S NE NE N N N NE NE NE NE Wind spd 3 3 5 4 4 3 4 5 4 5 3 1 2 2 3 4 4 3 Clouds FW SC FW FW B1 OV B2 B1 B2 B1 B1 OV OV B2 B2 B1 SC FW PoP 12hr 0 60 80 30 20 QPF 12hr 0 0.12 0.43 0.40 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C S S S S C C S S Tstms C C C S S S S C S S Heat index 91 85 85 91 81 89 Max heat 88 91 87 92 85 90 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 64 86 65 87 63 84 63 86 Temp 70 65 84 82 70 66 84 82 69 65 82 79 68 64 83 82 Dewpt 70 65 71 72 68 66 69 70 68 65 66 68 65 63 68 70 PWind dir NE N W NW N NE E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC FW FW FW FW FW FW FW FW SC SC B1 SC SC SC PoP 12hr 5 5 5 20 5 5 20 20 Rain shwrs S S S S Tstms S S S $$ ILZ079-182100- Chester-Randolph IL 37.92N 89.82W Elev. 670 ft 126 PM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 68 83 66 83 Temp 87 82 74 71 69 68 72 79 83 77 72 69 67 66 71 79 83 78 Dewpt 68 69 68 67 67 68 71 72 75 73 72 69 67 66 71 73 74 72 RH 53 65 82 87 93100 97 79 77 87100100100100100 82 74 82 Wind dir SE SE SE S SE W SE S S NE NE NE N N NE NE NE NE Wind spd 3 4 4 4 4 3 4 4 3 3 3 2 3 3 3 3 4 2 Clouds FW FW FW FW B1 OV OV B1 B2 B2 B1 B2 OV B1 B2 B1 SC FW PoP 12hr 0 50 80 30 20 QPF 12hr 0 0.02 0.46 0.34 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D L C S C C C C S S Tstms S S S S S C C C S Heat index 91 85 80 91 89 Max heat 88 92 84 93 85 92 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 85 65 86 64 83 63 85 Temp 70 65 82 81 71 66 83 81 70 65 80 78 69 64 82 81 Dewpt 70 65 72 72 69 66 71 71 69 65 67 68 65 64 69 70 PWind dir NE N W NW N NE E SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC FW CL FW FW SC FW FW FW SC SC B1 SC SC PoP 12hr 5 5 10 20 5 5 30 20 Rain shwrs S C S Tstms S S $$