Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
770 FOUS54 KMRX 070532 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 132 AM EDT Tue Oct 7 2025 TNZ017-072000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 132 AM EDT Tue Oct 7 2025 Date Tue 10/07/25 Wed 10/08/25 Thu 10/09/25 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 80 64 71 49 71 Temp 62 61 71 77 76 69 67 66 65 64 67 69 68 60 55 52 51 49 60 68 70 61 Dewpt 61 61 64 63 64 65 64 65 65 64 66 64 59 55 51 49 47 46 50 51 49 47 RH 97100 79 62 66 87 90 97100100 97 84 73 84 86 89 86 89 69 54 47 60 Wind Dir E E S S SW SE S SW SW W NW N N N NE NE NE NE E E NE E Wind Spd 2 2 5 6 5 3 3 3 3 3 6 10 12 9 8 5 5 6 6 6 8 8 Wind Gust 16 Clouds B1 B2 B1 B2 B2 B2 B2 OV OV OV B2 B2 SC SC FW FW SC SC FW FW FW FW PoP 12hr 30 90 40 5 0 QPF 12hr 0.03 0.23 0.17 0 0 Rain shwrs S S C C C L D C C Tstms S S C S S Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 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 41 70 42 71 44 72 45 73 Temp 47 42 67 60 47 43 68 61 49 45 69 62 49 46 70 63 Dewpt 40 39 47 49 45 43 50 51 48 45 51 51 48 46 53 53 PWind Dir E E E NE NE NE NE NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds FW FW FW CL FW FW FW CL FW FW FW CL FW FW FW FW PoP 12hr 0 0 0 0 0 0 5 0 $$ TNZ071-072000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 132 AM EDT Tue Oct 7 2025 Date Tue 10/07/25 Wed 10/08/25 Thu 10/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 67 75 55 73 Temp 67 66 72 79 78 72 70 69 68 67 69 73 73 66 62 58 56 55 61 70 73 66 Dewpt 65 65 66 67 67 67 67 67 68 67 69 68 64 60 56 54 52 50 54 58 58 57 RH 93 97 81 67 69 84 90 93100100100 84 73 81 81 86 86 83 78 66 59 73 Wind Dir W E SW SW SW S SW W W NW N N N N NE NE NE NE NE NE NE NE Wind Spd 2 2 4 8 9 5 5 4 4 3 8 11 13 12 12 11 10 9 8 6 6 5 Wind Gust 24 Clouds B2 B2 B1 OV B2 B1 B2 OV OV OV B2 B2 B1 B1 SC SC SC B1 SC SC SC SC PoP 12hr 30 90 20 5 5 QPF 12hr 0.01 0.35 0.05 0 0 Rain shwrs S C C S S C D L S S Tstms S S S C C S Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 73 49 74 49 75 50 76 Temp 58 52 70 65 55 50 71 65 54 49 72 65 54 50 73 67 Dewpt 54 48 56 55 53 49 55 52 50 49 55 53 51 49 56 56 PWind Dir NE NE NE NE NE NE NE NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds SC SC SC FW FW FW FW CL FW FW FW CL FW FW FW CL PoP 12hr 5 0 0 0 0 0 0 0 $$ TNZ036-072000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 132 AM EDT Tue Oct 7 2025 Date Tue 10/07/25 Wed 10/08/25 Thu 10/09/25 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 79 65 75 53 72 Temp 67 66 72 76 75 70 68 68 67 65 69 73 72 63 59 57 55 53 62 69 71 64 Dewpt 65 65 68 68 68 67 67 68 67 65 68 66 63 58 55 52 50 48 53 57 57 57 RH 93 97 87 76 79 90 97100100100 97 79 73 84 87 83 83 83 72 66 61 78 Wind Dir W SW SW SW SW S SW SW SW N N N N N NE NE NE NE NE NE NE NE Wind Spd 2 2 4 5 6 4 3 3 3 3 5 9 11 9 8 6 6 5 5 4 5 3 Wind Gust 19 21 20 19 16 Clouds OV OV B2 OV B2 B2 OV OV OV OV B2 B1 SC SC SC FW SC B1 SC SC SC SC PoP 12hr 60 90 20 5 5 QPF 12hr 0.11 0.42 0.06 0 0 Rain shwrs C C C C C C D L S S Tstms S S S C C S Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 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 51 73 48 74 48 75 49 76 Temp 55 51 70 64 53 49 72 64 53 49 72 65 54 50 74 66 Dewpt 52 48 56 56 53 49 56 54 50 48 55 54 50 49 56 56 PWind Dir NE NE NE NE N NE NE NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds SC SC SC FW FW FW FW CL FW FW FW CL FW FW FW CL PoP 12hr 5 0 0 0 0 0 0 0 $$ TNZ099-072000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 132 AM EDT Tue Oct 7 2025 Date Tue 10/07/25 Wed 10/08/25 Thu 10/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 68 80 59 73 Temp 69 68 73 78 79 75 71 70 69 68 73 77 78 70 64 62 60 59 64 70 73 67 Dewpt 68 67 68 69 70 70 70 70 69 68 69 68 66 63 61 57 55 55 56 60 60 59 RH 97 97 84 74 74 84 97100100100 87 74 67 78 90 84 84 87 75 71 64 75 Wind Dir SE S S S S S S S S W N N N N N NE NE NE NE NE NE NE Wind Spd 5 6 10 10 10 5 3 2 2 2 6 10 12 11 12 10 9 8 5 5 5 4 Wind Gust 16 21 23 Clouds B2 B2 B2 B2 B1 B1 SC B2 B2 B2 B2 B2 SC SC SC SC B2 B2 B1 SC SC B1 PoP 12hr 40 80 20 10 5 QPF 12hr 0.02 0.21 0.01 0 0 Rain shwrs C C S C C D L S S Tstms S S S C C C Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 74 52 77 51 78 52 79 Temp 60 53 71 67 56 53 74 67 56 52 75 68 56 53 76 69 Dewpt 55 48 55 57 55 53 56 55 54 52 55 55 54 52 55 56 PWind Dir SE E S NE N N N N Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 SC FW FW FW FW FW CL CL FW CL CL CL FW CL FW PoP 12hr 5 0 0 0 0 0 0 0 $$ NCZ060-072000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 132 AM EDT Tue Oct 7 2025 Date Tue 10/07/25 Wed 10/08/25 Thu 10/09/25 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 79 63 77 56 73 Temp 63 63 70 76 78 71 66 65 64 63 69 75 75 65 61 58 57 56 65 72 71 61 Dewpt 63 62 65 64 65 65 65 65 64 63 68 67 65 63 60 58 57 55 57 57 57 55 RH 100 97 84 66 64 81 97100100100 97 76 71 93 97100100 96 75 59 61 81 Min/Max RH 64 100 71 100 57 Wind Dir SE SE SE S S SE E SE S SW N N N N N NE NE E SE SE E SE Wind Dir Deg 12 12 14 16 16 14 11 13 18 22 34 33 33 34 1 4 6 8 12 12 11 13 Wind Spd 4 4 8 8 6 3 2 1 1 1 4 5 8 5 3 1 1 2 3 3 4 3 Wind Gust 16 14 Clouds B2 B2 B1 B1 B1 B1 B1 B2 B2 OV B2 B2 B1 SC SC B1 B2 B2 SC SC SC B1 Clouds (%) 76 71 61 54 55 55 67 81 85 91 87 82 51 41 43 58 75 70 48 49 49 60 Vsby 10 10 10 10 10 10 10 9 5 7 9 10 PoP 12hr 20 70 30 10 10 QPF 12hr 0 0.13 0.05 0 0 Rain shwrs S S S S C L C C S S Tstms C C C S S S ChanceThunder 10 30 30 10 10 Max Mix Hgt AGL Mix Hgt 3100 3700 3700 Max Vent Rt 39900 26000 21900 T Wind Dir SE N SE T Wind Spd 11 6 5 ADI 40 26 23 Max LVORI 8 10 8 Stability F C B D D C B F F B B Ceiling NONE NONE NONE 18200 NONE NONE NONE NONE 8900 23500 14800 Sta Pres 28.04 27.99 27.99 27.99 27.99 27.97 27.98 28.02 28.06 28.09 28.11 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 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 47 73 45 74 45 75 46 76 Temp 53 47 70 62 51 46 73 59 50 46 74 59 51 47 75 61 Dewpt 45 42 52 54 49 46 51 52 50 46 52 52 50 47 53 54 PWind Dir SE NE E N E N E N Wind Char LT LT LT LT LT LT LT LT Avg Clouds SC SC SC FW FW FW FW CL FW FW FW FW FW FW FW FW PoP 12hr 5 5 0 0 0 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 $$