Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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269 FOUS54 KMRX 010627 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 227 AM EDT Thu Oct 1 2026 TNZ017-012000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 227 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 84 59 85 63 76 Temp 56 56 73 82 83 72 63 61 60 59 75 83 83 74 68 66 64 63 68 74 73 68 Dewpt 53 53 58 55 55 56 58 57 56 57 62 63 63 65 66 65 64 63 66 68 68 66 RH 90 90 59 40 38 57 84 87 87 93 64 51 51 74 93 97100100 93 82 84 93 Wind Dir E E SW SW SW N SE SE E E SW W W W W NE NE NE N N NE NE Wind Spd 1 1 1 4 3 0 2 1 1 0 2 9 8 2 1 0 1 2 3 3 3 4 Clouds FW SC FW FW CL FW SC FW FW SC SC SC FW B1 B2 B2 B2 OV B2 B2 B2 OV PoP 12hr 0 0 30 40 80 QPF 12hr 0 0 0.01 0.08 0.27 Rain shwrs C C C C C L L D D C Tstms S S S S S Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 61 70 58 73 45 72 43 72 Temp 63 61 68 67 62 58 71 64 50 46 70 61 48 44 70 62 Dewpt 63 61 67 65 62 58 58 54 49 46 50 49 45 42 51 51 PWind Dir E NE N N NE NE E S Wind Char LT LT LT LT LT LT LT LT Avg Clouds OV OV OV B2 B2 B1 B2 FW FW CL FW FW FW FW SC FW PoP 12hr 80 80 40 5 0 0 0 0 Rain shwrs C D D L C Tstms S S S $$ TNZ071-012000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 227 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 65 89 67 82 Temp 61 59 75 86 89 80 71 69 67 65 78 87 87 77 72 70 68 67 72 80 80 74 Dewpt 56 56 61 61 58 61 62 61 61 61 65 66 66 68 69 68 67 67 69 71 71 69 RH 84 90 62 43 35 52 73 76 81 87 64 50 50 74 90 93 97100 90 74 74 84 Wind Dir N NE N SW SW S S W W NE SW SW SW SW NE NE NE NE NE NE NE NE Wind Spd 3 1 0 4 4 3 3 3 3 2 3 10 6 3 2 1 1 3 3 4 4 4 Clouds FW FW FW FW CL FW SC FW FW SC SC SC B1 B2 B2 B2 B2 OV B2 B2 B2 OV PoP 12hr 0 0 40 60 70 QPF 12hr 0 0 0.03 0.06 0.14 Rain shwrs C C C C L L C C L L C Tstms S C S S S S Heat index 83 83 Max heat 86 88 89 90 83 85 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 76 61 77 51 76 50 77 Temp 68 66 73 71 66 61 75 69 58 52 73 68 56 51 74 68 Dewpt 67 66 71 68 65 61 62 58 53 50 57 56 53 50 57 56 PWind Dir NE N N NE NE NE E NW Wind Char LT LT LT GN GN LT LT LT Avg Clouds OV OV OV B2 B2 B2 B1 SC FW FW SC FW FW SC SC FW PoP 12hr 80 90 40 5 0 5 0 0 Rain shwrs C D D L C Tstms S S S C $$ TNZ036-012000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 227 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 64 88 66 80 Temp 59 59 74 84 87 77 69 67 65 64 77 85 85 75 70 68 67 66 72 77 78 71 Dewpt 57 57 63 62 61 63 64 63 62 62 67 68 68 69 70 68 67 66 70 71 71 69 RH 93 93 69 48 42 62 84 87 90 93 71 57 57 82100100100100 93 82 79 93 Wind Dir W NW S SW SW SW SW W SW W SW SW SW W N N NE NE NE NE NE NE Wind Spd 1 1 1 4 3 1 1 1 1 1 3 8 5 2 1 1 1 2 2 3 3 4 Clouds FW SC FW CL FW SC SC FW SC B1 B1 B1 B1 B2 B2 B2 OV OV B2 B2 B2 OV PoP 12hr 0 0 50 60 70 QPF 12hr 0 0 0.02 0.11 0.14 Rain shwrs C C C C L L L L L L C Tstms S C S S S C Heat index 88 88 Max heat 85 87 88 91 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 75 58 78 49 75 50 75 Temp 66 64 72 69 63 59 75 67 55 50 72 66 55 51 72 66 Dewpt 66 64 71 68 63 59 60 57 52 48 55 56 52 50 58 57 PWind Dir NE NE N NE NE NE N S Wind Char LT LT LT LT LT LT LT LT Avg Clouds OV OV OV B2 B2 B1 SC FW FW FW FW FW FW FW SC FW PoP 12hr 70 80 30 5 0 0 0 0 Rain shwrs C L D L C Tstms C S S C $$ TNZ099-012000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 227 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 68 92 69 86 Temp 64 63 78 89 91 83 75 72 69 68 80 89 89 79 74 71 70 69 76 83 81 76 Dewpt 59 59 65 64 62 63 64 64 64 64 67 67 67 69 70 70 69 69 71 72 73 72 RH 84 87 64 44 38 51 69 76 84 87 65 48 48 72 87 97 97100 85 70 77 87 Wind Dir SE E S S S SE S S SE SE S S SW S N NE NE NE NE NE NE NE Wind Spd 1 1 4 8 8 5 5 3 3 1 4 5 4 3 1 1 1 2 2 2 4 3 Clouds CL FW SC FW FW SC FW FW SC SC FW B1 B1 B2 B1 B1 B2 B2 B2 B2 B2 OV PoP 12hr 0 0 40 40 70 QPF 12hr 0 0 0.01 0.06 0.24 Rain shwrs S C C C C C C L L C Tstms S C S C S Heat index 92 92 88 86 Max heat 90 92 92 94 88 89 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 78 62 81 55 79 52 78 Temp 69 67 75 73 66 63 78 72 60 55 76 70 58 53 75 70 Dewpt 69 67 71 70 66 62 63 60 56 53 59 58 54 50 55 56 PWind Dir E E N N NE E SE SE Wind Char LT LT LT GN GN LT LT LT Avg Clouds OV OV B2 B2 B2 B2 B1 SC FW FW FW FW FW FW SC FW PoP 12hr 70 80 30 10 0 5 0 5 Rain shwrs C L D L C S Tstms S S C $$ NCZ060-012000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 227 AM EDT Thu Oct 1 2026 Date Thu 10/01/26 Fri 10/02/26 Sat 10/03/26 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 86 60 86 63 81 Temp 56 56 73 84 84 72 66 63 61 60 75 83 83 72 68 66 65 63 71 79 76 70 Dewpt 54 54 65 64 63 62 62 61 60 59 67 69 68 67 68 66 65 63 71 72 71 69 RH 93 93 76 51 49 71 87 93 97 96 76 63 61 84100100100100100 79 85 97 Min/Max RH 48 100 57 100 79 Wind Dir E E SE S S SE E E E E S SW SW N N N N N N W NW SE Wind Dir Deg 11 11 15 17 17 15 11 11 11 10 17 21 20 0 0 0 0 0 0 26 31 12 Wind Spd 2 2 2 3 4 3 3 2 2 2 2 3 2 0 0 0 0 0 0 2 1 1 Clouds FW SC FW FW CL CL FW FW SC B1 SC B1 B1 B1 B1 B2 B2 OV B2 B2 B2 B2 Clouds (%) 9 34 13 10 4 3 15 24 29 62 46 51 58 58 65 75 77 96 80 85 81 82 Vsby 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 0 0 30 40 80 QPF 12hr 0 0 0.01 0.04 0.28 Rain shwrs S C C C C C C C D D C Tstms S C C S S C C S Heat index 87 86 Max heat 85 86 87 88 ChanceThunder 0 0 30 30 30 Max Mix Hgt AGL Mix Hgt 5500 4900 2400 Max Vent Rt 38400 29500 9600 T Wind Dir S S W T Wind Spd 6 6 3 ADI 38 29 10 Max LVORI 9 9 10 Stability G B B G F B B F D B B Ceiling 23500 6300 7200 8900 8000 17100 NONE NONE NONE NONE NONE Sta Pres 28.02 27.99 27.96 27.98 27.99 27.96 27.95 27.95 27.97 27.96 27.95 Date Sun 10/04/26 Mon 10/05/26 Tue 10/06/26 Wed 10/07/26 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 62 73 58 77 50 75 44 73 Temp 66 62 70 68 63 58 74 66 55 50 72 64 50 45 71 62 Dewpt 66 62 70 67 63 58 65 60 55 50 59 55 50 44 54 53 PWind Dir SE S N N N SE SE SE Wind Char LT LT LT LT LT LT LT LT Avg Clouds OV OV OV B2 B2 OV OV SC FW SC B1 SC SC FW SC FW PoP 12hr 70 90 40 20 0 5 5 5 Rain shwrs C L D D C C S Tstms 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 $$