Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
828 FOUS54 KMRX 072002 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 402 PM EDT Tue Oct 7 2025 TNZ017-080800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 402 PM EDT Tue Oct 7 2025 Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 72 48 70 41 Temp 73 70 67 66 66 65 66 69 68 60 55 52 50 48 60 67 70 62 52 48 43 41 Dewpt 63 64 63 64 65 65 66 63 59 55 51 48 46 45 49 51 50 47 43 39 37 38 RH 71 81 87 93 97100100 81 73 84 86 86 86 89 67 56 49 58 71 71 79 89 Wind Dir S S SW W W W N N N N NE NE NE NE E NE NE E E E E E Wind Spd 5 3 3 4 4 4 6 10 12 9 8 5 6 6 8 6 9 8 6 5 5 4 Wind Gust 16 Clouds B2 B2 OV B2 OV OV B2 B1 SC FW FW FW FW SC FW FW FW FW FW FW FW FW PoP 12hr 80 40 0 0 0 QPF 12hr 0.30 0.01 0 0 0 Rain shwrs C C C D L C C Tstms S S S S Date 10/10 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 70 41 71 43 72 44 72 46 75 Temp 67 60 47 42 68 61 48 44 69 62 50 45 70 62 51 47 72 65 Dewpt 45 47 45 42 49 49 47 44 50 50 47 45 51 52 48 46 53 54 PWind Dir E E NE NE NE NE NE E NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 5 5 5 $$ TNZ071-080800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 402 PM EDT Tue Oct 7 2025 Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 76 55 73 51 Temp 71 73 71 69 69 67 70 74 74 67 63 59 57 55 61 70 72 67 61 57 53 51 Dewpt 66 66 66 67 67 67 68 67 63 59 56 53 51 49 53 57 57 55 55 52 50 46 RH 84 79 84 93 93100 93 79 69 75 78 80 80 80 75 63 59 65 81 83 89 83 Wind Dir SW SW SW W SW N N N N NE NE NE NE NE NE NE NE NE NE E E NE Wind Spd 9 6 5 5 4 3 8 11 14 13 13 11 11 10 9 8 8 5 4 3 4 4 Wind Gust 24 21 Clouds B2 B2 B2 OV OV OV B2 B1 B1 B1 B1 SC B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 90 20 5 5 5 QPF 12hr 0.35 0.01 0 0 0 Rain shwrs C C C D C S S Tstms S C S S Date 10/10 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 72 48 73 47 75 49 76 51 78 Temp 69 64 53 49 71 64 53 48 72 65 54 50 74 67 56 52 75 69 Dewpt 53 53 51 48 53 51 50 48 53 53 51 48 56 55 52 49 56 57 PWind Dir NE E NE NE NE E NE NE NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC FW FW FW FW CL FW FW FW CL FW FW FW CL FW FW FW CL PoP 12hr 0 0 0 0 0 5 0 0 0 $$ TNZ036-080800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 402 PM EDT Tue Oct 7 2025 Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 75 53 72 51 Temp 71 71 69 68 67 66 70 73 73 63 60 57 55 53 62 69 71 64 58 55 52 51 Dewpt 68 67 67 68 67 66 68 66 62 57 54 50 49 47 51 55 56 55 53 51 49 46 RH 90 87 93100100100 93 79 68 81 81 77 80 80 67 61 59 73 83 86 89 83 Wind Dir SW SW SW SW W N N N N N NE NE NE NE NE NE NE N NE NE NE NE Wind Spd 6 5 4 3 3 2 5 9 11 9 9 8 8 6 6 5 5 4 3 2 2 2 Wind Gust 19 21 21 19 Clouds OV OV OV OV OV B2 B1 B1 SC SC FW FW SC SC SC SC FW FW SC SC SC SC PoP 12hr 90 10 5 5 5 QPF 12hr 0.22 0 0 0 0 Rain shwrs C C D L C Tstms S C C S Date 10/10 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 72 47 73 47 75 48 77 50 78 Temp 69 63 52 48 71 63 52 48 72 65 53 49 74 67 55 51 75 68 Dewpt 54 54 51 48 54 53 50 47 54 54 50 48 56 56 52 50 56 57 PWind Dir NE NE NE NE NE NE NE NE NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC FW FW FW FW CL FW FW FW CL FW FW FW CL FW FW FW CL PoP 12hr 0 0 0 0 0 5 0 0 0 $$ TNZ099-080800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 402 PM EDT Tue Oct 7 2025 Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 80 58 72 53 Temp 76 74 71 70 69 68 73 78 78 70 65 61 60 58 63 69 72 66 62 59 56 53 Dewpt 67 69 70 70 69 68 69 68 66 63 60 56 54 53 56 58 59 58 58 55 49 47 RH 74 84 97100100100 87 71 67 78 84 84 81 83 78 68 64 75 87 87 77 80 Wind Dir S S S S N N N N N N N NE NE NE NE NE NE NE E SE S E Wind Spd 10 5 3 2 2 2 6 10 13 11 12 10 10 9 6 5 5 4 2 2 2 2 Wind Gust 21 24 20 Clouds B2 B2 B1 B2 B2 B2 B2 B1 SC SC SC SC B1 B2 B1 B1 SC B1 B1 SC SC FW PoP 12hr 80 10 5 5 5 QPF 12hr 0.21 0 0 0 0 Rain shwrs C C C L C Tstms S C C C Date 10/10 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 51 76 50 77 51 80 53 81 Temp 71 67 55 52 73 66 54 51 74 67 56 52 77 70 58 54 78 71 Dewpt 53 56 54 51 54 54 53 50 54 55 54 51 56 57 55 52 56 57 PWind Dir NE N NE N N N NE NE NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW FW FW FW CL CL FW FW CL CL FW CL CL CL FW FW CL PoP 12hr 0 0 0 0 0 0 0 0 0 $$ NCZ060-080800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 402 PM EDT Tue Oct 7 2025 Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 78 56 73 46 Temp 75 69 66 65 65 64 69 76 75 65 60 58 58 56 64 70 72 64 56 53 48 46 Dewpt 65 64 64 65 65 64 68 67 65 62 60 58 57 55 57 57 57 55 50 46 43 41 RH 71 84 93100100100 97 74 71 90100100 96 96 78 63 59 73 80 77 83 83 Max/Min RH 100 69 100 59 83 Wind Dir S SE SE S W NW NW NW N NW N N NE E E E E SE SE SE E E Wind Dir Deg 17 15 14 16 26 30 32 32 33 31 0 2 5 8 11 11 7 13 13 12 11 10 Wind Spd 6 4 2 1 1 1 4 6 8 5 3 2 1 2 3 3 4 3 3 3 2 2 Clouds B1 B1 B1 B2 B2 B2 B2 B1 SC SC SC B1 B2 B2 B1 SC B1 B1 SC SC FW SC Clouds (%) 55 55 67 82 86 85 75 62 44 33 43 67 72 71 52 49 54 57 44 26 25 34 Vsby 10 10 10 10 6 7 7 10 10 10 10 10 PoP 12hr 70 20 10 5 5 QPF 12hr 0.19 0.02 0 0 0 Rain shwrs S S S C L S Tstms S C S ChanceThunder 30 20 10 5 5 Max Mix Hgt AGL Mix Hgt 3400 3600 Max Vent Rt 30300 20000 T Wind Dir N SE T Wind Spd 8 6 ADI 30 21 Max LVORI 10 8 Stability B D D C B F F B B G G Ceiling NONE 18200 NONE NONE NONE 8000 8900 8900 9800 9800 9800 Sta Pres 27.98 27.98 27.97 27.97 27.98 28.01 28.06 28.08 28.10 28.13 28.16 Date 10/10 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 Tue 10/14/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 44 74 44 74 45 76 47 77 Temp 70 62 49 45 73 58 49 45 73 59 50 46 75 61 52 48 76 62 Dewpt 50 51 48 45 50 51 48 45 50 52 49 46 53 54 50 47 53 54 PWind Dir E E N E N E N E N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC FW FW FW FW CL FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 5 0 0 0 This is an experimental product for planning and review purposes only, and is not to be substituted for an official fire weather spot forecast $$