Point Forecast Matrices
Issued by NWS Huntsville, AL
Issued by NWS Huntsville, AL
369 FOUS54 KHUN 170626 PFMHUN Point Forecast Matrices National Weather Service Huntsville AL 126 AM CDT Mon Aug 17 2026 ALZ006-172100- Huntsville-Madison AL 34.65N 86.77W Elev. 608 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 98 73 92 68 96 Temp 78 78 90 96 96 88 80 78 75 74 83 90 92 86 76 73 70 69 85 93 96 90 Dewpt 71 72 75 74 74 74 75 74 73 72 72 69 66 67 66 66 65 66 68 68 67 69 RH 79 82 62 49 49 63 85 88 94 93 70 50 43 53 71 79 84 90 57 44 39 50 Wind dir S S W W W W W NW NW N N NW NW N NE N N N S NW NE S Wind spd 2 2 6 10 10 5 3 2 3 3 4 6 6 3 2 0 0 0 1 3 3 2 Clouds FW FW FW FW SC SC B1 SC SC FW FW FW SC FW FW FW FW CL CL FW FW FW PoP 12hr 30 40 0 0 0 QPF 12hr 0.02 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C Tstms S C C Heat index 101108108 Max heat 109 109 100 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 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 73 94 72 91 69 90 69 90 Temp 77 74 93 86 76 73 88 84 73 70 87 83 72 70 88 84 Dewpt 69 70 73 73 73 72 73 72 71 70 70 68 68 67 68 66 PWind dir S W N NW NW NW N N Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC SC B1 B1 B1 SC SC SC FW FW FW FW PoP 12hr 5 20 30 30 20 10 5 5 Rain shwrs S S C S C S Tstms S S C S C S $$ ALZ005-172100- Decatur-Limestone AL 34.66N 86.94W Elev. 592 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 73 92 69 95 Temp 79 78 90 95 95 89 81 78 75 74 83 89 91 86 77 73 71 70 85 92 95 89 Dewpt 72 73 75 75 74 75 76 75 73 72 73 70 67 68 68 67 67 67 69 69 68 70 RH 79 85 62 53 51 64 85 91 94 93 72 54 45 55 74 81 87 90 59 47 42 54 Wind dir SW SW W W W W W NW N N N NW NW N NE NE N N S N NE SE Wind spd 3 3 6 9 10 6 4 3 4 3 4 6 6 3 2 0 0 0 1 3 3 1 Clouds FW FW CL FW SC SC B1 SC SC FW FW FW FW FW FW FW FW FW CL FW FW SC PoP 12hr 30 30 0 0 0 QPF 12hr 0.02 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C Tstms S C C Heat index 107107 Max heat 108 109 100 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 94 72 90 70 89 69 90 Temp 78 74 92 86 76 73 88 83 73 71 87 83 72 70 87 83 Dewpt 70 71 74 74 74 72 74 72 72 70 71 70 69 68 68 67 PWind dir S W N NW NW NW N N Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 SC B1 B1 B1 SC SC SC FW FW FW FW PoP 12hr 5 30 30 30 20 10 5 5 Rain shwrs S C C S C S Tstms S C C S C S $$ ALZ002-172100- Muscle Shoals-Colbert AL 34.75N 87.61W Elev. 562 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 97 72 93 69 96 Temp 78 78 89 95 95 88 80 77 74 73 83 89 92 87 77 73 71 70 85 93 95 90 Dewpt 72 72 75 75 75 75 76 74 73 72 72 69 67 68 68 67 67 68 70 70 70 71 RH 82 82 64 53 53 66 88 90 97 97 70 52 44 53 74 81 87 93 61 47 45 54 Wind dir SW SW W W W W NW NW N N N NW NW N NE N N N S N SE S Wind spd 3 4 8 10 11 6 3 2 2 2 3 5 6 3 1 0 0 0 1 3 3 2 Clouds FW FW FW FW FW SC FW SC SC FW FW FW CL FW FW FW FW CL CL FW FW SC PoP 12hr 30 10 0 0 0 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 107106 Max heat 108 109 102 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 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 74 93 71 91 69 90 68 91 Temp 77 74 90 86 75 72 87 83 72 70 87 84 72 69 87 84 Dewpt 71 71 74 74 73 72 74 73 72 70 71 70 69 68 69 68 PWind dir S NW N W NW NW N N Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 B1 B1 SC SC SC FW FW FW FW FW PoP 12hr 10 30 30 30 20 10 5 5 Rain shwrs C C C C C S S Tstms C C C C C S $$ ALZ010-172100- Fort Payne-DeKalb AL 34.47N 85.72W Elev. 877 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 96 73 91 67 95 Temp 76 76 88 94 94 86 79 77 75 73 83 89 91 84 75 72 69 68 84 92 95 88 Dewpt 70 71 75 73 73 74 74 73 73 72 73 69 67 66 66 65 64 65 68 65 64 67 RH 82 85 66 51 51 68 85 87 94 97 72 52 45 55 74 79 84 90 59 41 36 50 Wind dir SW SW W W W NW SW NW N N NW NW NW NW N N N N N NW N SW Wind spd 1 1 5 9 9 3 2 1 1 2 5 8 8 3 2 1 1 0 0 3 3 0 Clouds FW FW FW CL SC B1 B1 SC SC SC SC FW SC FW FW FW FW FW FW FW FW FW PoP 12hr 30 40 0 0 0 QPF 12hr 0.02 0.09 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C Tstms S S C S Heat index 104 Max heat 105 106 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 95 71 91 68 89 67 90 Temp 76 73 92 86 75 72 89 82 72 69 87 81 71 68 88 82 Dewpt 66 67 71 72 71 70 72 72 70 69 70 68 68 66 66 65 PWind dir SW W N W NW NW NW NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC SC B1 B1 B1 SC B1 SC SC FW FW FW PoP 12hr 5 20 10 30 30 20 5 10 Rain shwrs S C C S Tstms S C S S $$ ALZ016-172100- Vinemont-Cullman AL 34.27N 86.86W Elev. 969 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 96 72 90 68 94 Temp 77 76 89 94 92 84 77 76 74 73 83 88 90 83 74 71 68 70 85 92 94 88 Dewpt 71 72 74 73 74 74 74 74 73 73 73 69 67 67 66 65 65 67 68 67 66 68 RH 82 87 61 51 56 72 90 94 97100 72 54 47 59 76 81 90 90 57 44 40 52 Wind dir SW SW W W W W W NW NW NW N NW NW N N N N N W N N SE Wind spd 3 3 5 6 6 3 2 2 3 3 4 5 5 2 1 0 0 0 1 2 2 1 Clouds FW FW FW FW SC SC SC B1 SC SC FW FW SC FW FW FW FW CL FW FW FW FW PoP 12hr 40 40 0 0 0 QPF 12hr 0.10 0.15 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C Tstms C C C Heat index 104102 Max heat 105 106 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 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 72 93 71 89 69 88 68 89 Temp 76 73 92 84 74 72 87 81 72 70 86 82 71 69 87 82 Dewpt 68 70 72 73 72 72 73 72 71 70 70 69 68 68 67 67 PWind dir S W N NW N NW NW NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 B1 SC B1 B1 SC SC SC FW FW FW FW PoP 12hr 5 20 20 30 20 20 5 5 Rain shwrs S S S C S S Tstms S S S C S S $$ ALZ006-172100- Meridianville-Madison AL 34.86N 86.56W Elev. 756 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 73 91 68 96 Temp 77 77 90 96 95 87 80 77 74 73 82 89 91 85 76 72 69 70 85 93 96 90 Dewpt 71 72 75 74 75 75 75 75 72 72 72 69 66 66 66 66 65 66 68 67 66 69 RH 82 85 62 49 53 68 85 94 93 97 72 52 44 53 71 81 87 87 57 43 38 50 Wind dir S S W W W NW W NW NW N N N NW N NE N N N W NW NE S Wind spd 2 2 5 8 9 4 2 2 3 3 4 5 5 3 1 0 0 0 1 3 2 2 Wind gust 19 Clouds FW FW CL FW SC SC B1 SC SC FW FW FW FW FW FW FW CL CL CL FW FW FW PoP 12hr 30 40 0 0 0 QPF 12hr 0.18 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms S S C Heat index 100108107 Max heat 110 111 101 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 94 72 91 69 89 68 90 Temp 77 74 92 86 75 73 88 83 73 70 87 83 72 69 87 83 Dewpt 68 69 73 73 73 72 73 72 71 70 70 68 68 67 67 66 PWind dir S W N W NW NW N N Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC B1 SC B1 B1 B1 SC SC SC SC FW FW FW PoP 12hr 10 20 30 40 20 20 5 5 Rain shwrs S S S C S C S S S Tstms S S S C S C S S $$ ALZ008-172100- Albertville-Marshall AL 34.23N 86.26W Elev. 1032 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 96 74 91 68 94 Temp 77 75 89 94 93 86 79 77 76 74 84 89 90 84 75 73 70 69 85 91 93 88 Dewpt 71 71 76 76 76 75 73 73 73 72 75 72 70 68 66 66 65 66 69 69 68 69 RH 82 87 66 56 58 70 82 87 90 93 74 57 52 59 74 79 84 90 59 49 44 54 Wind dir SW SW W W W W NW W NW NW NW NW NW N N N N N N NW N N Wind spd 3 3 5 6 8 4 3 2 2 2 4 6 6 3 1 1 0 0 0 3 3 0 Clouds SC FW FW FW FW B1 B1 B1 SC SC FW FW SC FW FW FW FW CL FW FW FW FW PoP 12hr 30 30 0 0 0 QPF 12hr 0.26 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S C Tstms S C S S Heat index 100107105 Max heat 108 109 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 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 73 94 72 91 70 89 69 89 Temp 77 74 93 86 76 73 88 83 73 71 86 83 72 70 87 83 Dewpt 67 68 74 74 72 71 75 73 71 70 73 70 68 68 70 67 PWind dir S W NW NW NW NW N NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC B1 SC SC B1 B1 SC SC SC SC FW FW FW PoP 12hr 5 20 20 30 20 20 5 10 Rain shwrs S S C S S Tstms S S C S S $$ ALZ009-172100- Scottsboro-Jackson AL 34.69N 86.00W Elev. 629 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 96 72 91 66 95 Temp 76 77 87 95 94 86 79 76 74 73 81 89 90 83 75 71 68 67 82 92 94 89 Dewpt 71 72 77 76 75 75 74 74 72 72 74 72 67 67 66 66 65 66 70 69 66 69 RH 85 85 72 54 54 70 85 94 93 97 79 57 47 59 74 84 90 97 67 47 40 52 Wind dir N SW W W W W N N N N NW NW NW N N N N N N NW N N Wind spd 0 1 3 8 8 1 0 0 0 0 3 5 6 2 0 0 0 0 0 2 2 0 Clouds FW FW FW FW FW B1 B2 SC SC SC SC FW FW FW FW FW FW CL FW FW FW FW PoP 12hr 40 40 0 0 0 QPF 12hr 0.05 0.16 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C Tstms S C C S Heat index 108105 Max heat 109 108 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 94 71 91 68 89 67 90 Temp 76 73 93 86 75 72 88 82 72 69 87 82 71 68 88 82 Dewpt 69 69 74 72 72 71 75 71 70 69 72 68 68 67 69 65 PWind dir N W N W N NW N NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC SC SC B1 B1 B1 SC B1 SC SC FW FW FW PoP 12hr 10 20 10 40 20 20 5 5 Rain shwrs S S S C S S S S Tstms S S S C S S $$ TNZ096-172100- Fayetteville-Lincoln TN 35.15N 86.56W Elev. 944 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 97 72 90 67 95 Temp 77 77 90 95 94 86 79 76 73 72 81 88 89 84 75 71 68 69 84 92 94 89 Dewpt 71 72 75 75 75 75 75 74 72 71 72 69 66 67 66 66 65 66 68 68 67 69 RH 82 85 62 53 54 70 88 94 97 97 74 54 47 57 74 84 90 90 59 46 41 52 Wind dir SW S W W W S NW N NW N N N N N NE N N E W N E S Wind spd 2 3 5 6 8 4 2 2 3 3 4 4 4 3 1 0 0 1 1 2 2 2 Clouds FW FW CL FW SC FW SC SC SC SC FW FW FW FW FW FW CL CL CL FW FW FW PoP 12hr 40 30 0 0 0 QPF 12hr 0.03 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S Tstms C C S Heat index 101108105 Max heat 108 109 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 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 72 92 71 89 68 88 67 88 Temp 76 73 91 86 75 71 87 82 72 69 85 82 71 68 86 82 Dewpt 68 69 73 73 72 71 73 72 70 69 71 68 67 67 68 66 PWind dir S W N W NW NW N N Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC B1 B1 B1 SC SC SC SC SC FW FW FW PoP 12hr 10 30 30 40 20 20 5 5 Rain shwrs S C S C C C S S S Tstms S C S C C C S S $$ TNZ097-172100- Winchester-Franklin TN 35.18N 86.07W Elev. 981 ft 126 AM CDT Mon Aug 17 2026 Date Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 72 89 68 94 Temp 77 77 91 96 92 84 78 75 73 72 81 87 89 83 74 70 68 70 85 92 94 88 Dewpt 70 72 75 75 76 76 76 74 72 72 73 70 68 68 68 66 66 66 68 67 66 69 RH 79 85 60 51 60 77 94 97 97100 77 57 50 61 82 87 93 87 57 44 40 54 Wind dir S S W W NW S NW N NW NW NW NW NW N N N N N N NW NE S Wind spd 1 2 4 8 6 4 1 1 1 2 3 5 5 3 0 0 0 0 0 2 2 1 Clouds FW SC FW FW SC SC B1 SC B1 B1 FW FW FW FW FW FW FW CL CL CL FW FW PoP 12hr 60 30 0 0 0 QPF 12hr 0.18 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L S S Tstms C C S S Heat index 101108105 Max heat 109 108 Heat Y Y Y Y Y Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 93 71 90 68 88 67 88 Temp 76 74 91 85 74 72 87 82 72 69 85 81 71 68 85 81 Dewpt 68 69 73 73 72 71 73 72 70 69 71 69 67 67 67 66 PWind dir S W SW W W NW N NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC B1 B1 B1 SC SC SC SC FW FW FW FW PoP 12hr 20 30 20 50 20 20 5 5 Rain shwrs S S C S S C S S S Tstms S S C S S C S S $$