Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
495 FOUS54 KMRX 220721 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 321 AM EDT Sun Sep 22 2024 TNZ017-222000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 321 AM EDT Sun Sep 22 2024 Date Sun 09/22/24 Mon 09/23/24 Tue 09/24/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 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 63 84 64 83 Temp 64 62 77 85 87 77 70 66 64 63 74 81 81 75 69 67 66 65 76 82 80 73 Dewpt 63 62 66 64 63 63 65 64 63 61 62 63 64 65 65 65 64 64 65 66 67 68 RH 97100 69 50 45 62 84 93 97 93 66 54 56 71 87 93 93 97 69 58 65 84 Wind Dir E E W W W NE SE SE E E SW W W S SE SE SE SE S SW SW S Wind Spd 0 1 2 4 5 2 1 1 1 2 4 6 5 2 2 1 1 2 3 6 5 2 Clouds FW SC SC FW FW SC SC SC SC B1 SC SC B1 B1 B1 B1 B1 B1 SC SC SC B1 PoP 12hr 10 20 60 30 50 QPF 12hr 0 0 0.19 0.04 0.11 Rain shwrs S C C L L C C C C C C C C L Tstms S C C C C S S S C C C Heat index 85 83 Max heat 88 89 85 86 86 87 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 79 62 79 62 77 60 77 Temp 67 65 77 73 65 62 76 73 65 62 74 71 64 61 74 71 Dewpt 65 64 68 65 62 62 64 62 61 60 61 61 60 58 61 59 PWind Dir SE SW E E E E E SE Wind Char LT LT LT LT LT GN LT GN Avg Clouds B1 B2 B2 B1 B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 SC SC PoP 12hr 60 60 40 40 30 30 20 20 Rain shwrs L L C L C C C C C C C C S S S S Tstms C S S C C S $$ TNZ071-222000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 321 AM EDT Sun Sep 22 2024 Date Sun 09/22/24 Mon 09/23/24 Tue 09/24/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 68 90 68 88 Temp 69 67 83 91 91 81 76 71 69 68 81 89 87 79 74 71 70 69 81 87 86 78 Dewpt 66 65 67 68 66 67 69 69 68 66 66 66 66 67 67 66 66 65 67 68 68 67 RH 90 93 59 47 44 63 79 93 97 93 60 47 50 67 79 84 87 87 63 53 55 69 Wind Dir SW S W W W SW S SW SW SW SW W W S SE SE S S SW SW SW S Wind Spd 1 1 2 6 6 3 2 2 2 2 3 5 5 3 2 2 2 2 5 10 9 5 Clouds SC FW SC SC SC SC SC SC SC SC FW SC SC B1 B1 B1 B1 B1 SC SC B1 B1 PoP 12hr 20 10 50 30 30 QPF 12hr 0.06 0 0.12 0.02 0.03 Rain shwrs S S S C C C C S S S S C C L Tstms S S C C C C S S S C C C Heat index 86 95 94 92 91 89 Max heat 95 96 92 93 91 92 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 84 66 82 66 80 63 80 Temp 71 67 81 77 68 66 79 76 68 66 79 75 67 63 77 74 Dewpt 67 67 69 65 64 63 67 63 64 62 65 63 62 60 63 60 PWind Dir S S NE NE NE E E S Wind Char LT LT LT LT LT GN LT GN Avg Clouds B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC PoP 12hr 60 60 40 40 30 30 20 30 Rain shwrs L L L L C C C C C C C C S S S C Tstms C S S C C S $$ TNZ036-222000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 321 AM EDT Sun Sep 22 2024 Date Sun 09/22/24 Mon 09/23/24 Tue 09/24/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 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 68 89 67 87 Temp 68 67 83 91 89 81 74 70 69 68 81 88 86 77 71 70 69 67 79 86 84 76 Dewpt 67 66 69 69 67 68 70 69 68 65 65 65 67 68 68 67 66 66 67 68 68 67 RH 97 97 63 49 48 65 87 97 97 90 58 47 53 74 90 90 90 97 67 55 59 74 Wind Dir NE E S SW W N E SW W SW SW W W W N E S SW SW SW SW SW Wind Spd 1 1 1 3 3 2 1 1 1 1 2 4 3 2 1 1 1 2 4 8 5 2 Clouds SC SC FW SC SC SC SC SC B1 B1 SC B1 SC B1 B1 B1 B1 B1 SC SC B1 B1 PoP 12hr 20 20 60 30 50 QPF 12hr 0.13 0 0.10 0.01 0.08 Rain shwrs S S C C L L C C S S C C C C C Tstms S S S S C C C C S S S S C C C Obvis PF Heat index 87 96 92 84 89 89 87 Max heat 96 95 90 90 89 89 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 83 63 81 64 80 62 79 Temp 68 67 80 75 66 64 80 72 67 64 79 74 65 62 76 73 Dewpt 67 67 69 65 63 62 67 62 63 62 65 63 60 60 64 61 PWind Dir SW SW NE NE NE E NE SE Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B1 B1 B1 B1 SC B1 PoP 12hr 60 60 40 40 30 30 20 20 Rain shwrs C L L L C C C C C C C C S S S S Tstms C S S C C S $$ TNZ099-222000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 321 AM EDT Sun Sep 22 2024 Date Sun 09/22/24 Mon 09/23/24 Tue 09/24/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 94 69 93 70 91 Temp 73 70 85 93 92 83 77 74 70 69 84 92 89 82 76 73 71 71 82 90 88 80 Dewpt 65 66 69 67 67 68 70 69 68 67 65 64 65 66 66 66 66 66 66 66 66 67 RH 76 87 59 43 44 61 79 84 93 93 53 40 45 58 71 79 84 84 58 45 48 65 Wind Dir N N W W NW SW W SW N S SW W W W E SE S S S SW SW SW Wind Spd 0 0 2 6 6 3 1 1 0 1 2 5 5 3 2 1 2 2 5 9 8 5 Clouds FW FW FW SC SC SC SC SC FW FW FW SC B1 B1 SC SC SC SC SC SC B1 B1 PoP 12hr 20 5 30 10 20 QPF 12hr 0.13 0 0.04 0 0 Rain shwrs S S C C S S C Tstms S S C C S S C Heat index 89 97 96 86 93 Max heat 97 98 84 94 94 82 93 93 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 86 68 83 67 80 64 81 Temp 72 69 83 79 71 68 80 77 69 67 79 75 68 64 77 74 Dewpt 68 67 69 65 64 62 67 64 65 64 67 65 63 61 64 62 PWind Dir S S E E NE NE E SE Wind Char LT LT LT LT LT GN LT GN Avg Clouds B1 B2 B1 B2 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 PoP 12hr 40 50 30 40 30 30 20 30 Rain shwrs C C C C C C C C C C C C S S S C Tstms C S S S C S S $$ NCZ060-222000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 321 AM EDT Sun Sep 22 2024 Date Sun 09/22/24 Mon 09/23/24 Tue 09/24/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 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 63 88 64 85 Temp 65 63 80 89 87 77 70 66 64 63 78 87 84 74 70 67 66 64 77 84 82 74 Dewpt 64 63 67 65 65 67 67 66 64 62 63 63 64 65 64 63 62 62 64 66 67 66 RH 97100 65 45 48 71 90100100 97 60 45 51 74 81 87 87 93 64 55 61 76 Min/Max RH 45 100 45 93 55 Wind Dir N N NW NW W NW N N N N SW W W S N N E SE S SW SW S Wind Dir Deg 0 0 29 29 28 29 0 0 0 0 23 28 26 17 0 0 11 13 18 22 21 16 Wind Spd 0 0 2 4 4 1 0 0 0 0 2 4 3 1 0 0 1 1 3 5 4 2 Clouds FW SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 SC B1 SC B1 Clouds (%) 25 27 18 23 41 34 28 28 34 39 26 42 49 50 45 46 51 57 48 52 47 59 Vsby 10 10 10 10 10 10 10 10 7 7 10 PoP 12hr 20 10 30 10 40 QPF 12hr 0 0 0.03 0 0.02 Rain shwrs S C C S S C C C Tstms S C C S C C C Heat index 85 Max heat 91 91 88 88 86 86 Haines 4 4 4 LAL 1 1 2 1 1 3 3 1 1 3 3 Max Mix Hgt AGL Mix Hgt 5700 5200 5600 Max Vent Rt 54600 42200 64300 T Wind Dir NW NW SW T Wind Spd 6 5 8 ADI 47 37 56 Max LVORI 10 9 7 Stability G B B G G B B G F C B Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.88 27.85 27.82 27.84 27.86 27.85 27.82 27.83 27.85 27.83 27.81 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 82 63 80 63 77 60 77 Temp 67 64 81 71 65 63 77 73 65 64 77 70 63 60 76 67 Dewpt 66 64 67 64 63 62 66 64 63 62 65 64 63 59 62 60 PWind Dir SE S SE SE E SE SE SE Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 40 50 40 40 30 30 20 30 Rain shwrs C C C C C C C C C C C C S S S C Tstms C S C C S S C This is an experimental product for planning and review purposes only, and is not to be substituted for an official fire weather spot forecast $$