Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
212 FOUS54 KMRX 061732 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 131 PM EDT Mon Oct 6 2025 TNZ017-070800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 131 PM EDT Mon Oct 6 2025 Date 10/06/25 Tue 10/07/25 Wed 10/08/25 Thu 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 60 79 64 70 51 Temp 81 72 65 63 61 60 71 77 78 71 67 66 65 64 66 68 68 61 57 54 52 51 Dewpt 60 62 61 61 61 60 64 64 64 65 65 65 64 64 66 64 61 57 53 51 49 48 RH 49 71 87 93100100 79 64 62 81 93 97 97100100 87 78 87 86 90 89 89 Wind Dir S SE E E E E S S S S S S W NW N N N N NE NE NE NE Wind Spd 5 5 3 2 2 2 4 5 5 2 2 2 2 3 5 9 11 9 8 5 5 5 Wind Gust 16 Clouds FW SC SC SC SC B1 SC B1 B1 B2 B2 OV OV OV B2 B2 B1 SC SC SC SC SC PoP 12hr 10 40 90 50 5 QPF 12hr 0 0.01 0.58 0.19 0 Rain shwrs S C C L L D D C C Tstms S S S S S S Date 10/09 Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 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 44 70 45 71 46 71 47 71 Temp 68 61 48 44 67 61 50 46 68 61 51 47 68 61 51 48 68 62 Dewpt 53 50 42 43 51 51 48 46 52 52 49 47 53 52 50 48 52 52 PWind Dir E E NE E NE NE N E N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW PoP 12hr 0 5 5 5 5 5 5 5 0 $$ TNZ071-070800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 131 PM EDT Mon Oct 6 2025 Date 10/06/25 Tue 10/07/25 Wed 10/08/25 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 83 67 75 55 Temp 83 75 70 68 67 65 73 81 81 74 71 68 69 67 69 73 73 66 62 59 57 55 Dewpt 64 65 65 65 65 65 66 66 66 65 66 67 67 67 68 68 65 61 58 55 52 53 RH 53 71 84 90 93100 79 60 60 74 84 97 93100 97 84 76 84 87 87 83 93 Wind Dir SE S W NW E SE SW SW SW S SW SW SW SW N N N N NE NE NE NE Wind Spd 4 3 3 2 2 2 4 8 9 5 4 3 3 3 8 11 13 11 11 10 9 6 Wind Gust 21 Clouds SC SC SC SC B2 B2 SC B2 B2 B1 B2 OV OV OV B2 B2 B1 B1 SC SC SC B1 PoP 12hr 20 40 90 30 10 QPF 12hr 0 0 0.44 0.06 0 Rain shwrs S S S C L L D D C C Tstms S S C S Date 10/09 Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 54 72 51 74 51 74 50 76 Temp 71 67 59 54 69 65 56 52 72 66 56 51 71 66 55 51 73 67 Dewpt 60 60 57 51 57 56 54 52 57 55 53 51 56 54 52 50 55 54 PWind Dir NE NE NE NE NE NE N NE N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC SC B1 SC FW FW SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 10 5 5 0 5 0 5 0 $$ TNZ036-070800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 131 PM EDT Mon Oct 6 2025 Date 10/06/25 Tue 10/07/25 Wed 10/08/25 Thu 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 65 80 66 75 54 Temp 81 73 68 67 66 65 72 78 78 72 68 68 67 66 70 73 73 63 59 57 55 54 Dewpt 64 67 65 65 65 65 67 67 68 67 67 68 67 66 68 66 64 59 56 53 51 50 RH 56 81 90 93 97100 84 69 71 84 97100100100 93 79 73 87 90 86 86 86 Wind Dir SE SW W W W SW SW SW SW S SW SW SW W N N N N NE NE NE NE Wind Spd 2 2 2 2 2 2 4 6 5 3 2 2 2 3 5 8 10 8 8 5 5 5 Wind Gust 19 20 19 17 Clouds SC SC SC B1 OV OV B2 B2 B2 B2 OV OV OV OV B2 B1 SC SC SC SC SC B1 PoP 12hr 20 50 90 30 10 QPF 12hr 0 0.04 0.45 0.05 0 Rain shwrs S C S C C D D D D C C Tstms S S S C S S Date 10/09 Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 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 54 72 51 74 50 74 49 76 Temp 71 66 58 54 69 64 55 51 72 65 54 50 72 65 54 50 74 66 Dewpt 60 59 57 51 58 57 54 51 58 56 52 50 57 54 51 49 56 55 PWind Dir NE NE NE NE NE N NE N N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC SC B1 SC FW FW SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 10 5 5 0 5 0 0 0 $$ TNZ099-070800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 131 PM EDT Mon Oct 6 2025 Date 10/06/25 Tue 10/07/25 Wed 10/08/25 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 83 68 80 59 Temp 80 75 70 69 69 68 74 80 82 77 71 70 69 68 73 78 78 70 64 62 60 59 Dewpt 67 67 68 68 68 67 68 68 69 68 69 70 69 68 70 69 67 65 62 58 57 56 RH 65 76 93 97 97 97 82 67 65 74 93100100100 90 74 69 84 93 87 90 90 Wind Dir SE SE S SE SE S S S S S S S SW W N N N N N NE NE NE Wind Spd 11 8 6 5 5 5 10 10 9 4 2 2 2 2 5 9 11 10 11 9 8 6 Wind Gust 17 Clouds B1 SC SC B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC B1 B2 B1 PoP 12hr 10 40 80 30 10 QPF 12hr 0 0 0.36 0.03 0 Rain shwrs S S C S L L D D C C Tstms S C S Heat index 83 85 Max heat 82 83 85 Date 10/09 Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 55 75 53 78 53 77 53 79 Temp 71 68 60 55 72 68 58 54 75 69 57 54 74 69 58 54 76 69 Dewpt 61 61 56 50 56 57 56 54 57 57 55 53 56 56 54 52 55 56 PWind Dir NE S E N N N N N N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B1 SC SC SC FW FW FW FW FW FW FW FW FW FW FW CL FW PoP 12hr 10 10 5 5 0 0 0 0 0 $$ NCZ060-070800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 131 PM EDT Mon Oct 6 2025 Date 10/06/25 Tue 10/07/25 Wed 10/08/25 Thu 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 62 80 63 77 57 Temp 76 68 65 65 64 62 70 77 79 71 66 64 64 63 69 75 74 65 61 59 57 57 Dewpt 64 64 65 65 63 62 64 64 64 64 65 64 64 63 68 67 66 63 61 59 57 56 RH 66 87100100 97100 81 64 60 79 97100100100 97 76 76 93100100100 96 Max/Min RH 100 60 100 74 100 Wind Dir SE SE SE SE E SE SE S S SE SE SE SE S NW N N N N NE E E Wind Dir Deg 13 12 12 12 11 12 13 16 16 13 13 14 15 18 31 33 34 0 1 4 7 11 Wind Spd 9 5 5 4 4 3 6 6 6 3 2 1 1 1 2 5 6 4 2 1 1 2 Wind Gust 16 18 17 14 13 Clouds SC SC SC B1 B1 B2 SC B1 SC B1 B2 B2 OV OV OV B2 B1 SC B1 B1 B2 B1 Clouds (%) 39 31 50 64 65 82 45 51 41 53 70 83 91 96 89 79 55 43 51 52 75 67 Vsby 10 10 10 9 7 7 10 10 10 10 10 6 PoP 12hr 10 20 70 50 20 QPF 12hr 0 0 0.17 0.05 0 Rain shwrs S S C C L L C C C C S S Tstms S S S S S S ChanceThunder 5 5 20 20 5 Max Mix Hgt AGL Mix Hgt 4000 3300 Max Vent Rt 44200 29500 T Wind Dir S NW T Wind Spd 11 9 ADI 44 31 Max LVORI 9 10 Stability B F D C B D D C B F F Ceiling 20800 20800 18200 NONE NONE 18200 18200 NONE NONE NONE NONE Sta Pres 28.07 28.05 28.04 28.00 27.99 27.98 27.98 27.97 27.99 28.02 28.06 Date 10/09 Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 10/13/25 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 47 73 47 74 46 73 46 74 Temp 72 62 53 48 72 60 52 48 73 60 51 47 72 60 50 47 73 60 Dewpt 57 56 48 45 53 54 51 48 54 53 50 47 53 53 50 47 52 52 PWind Dir SE SE NE E N NE N NE N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 10 5 5 5 5 5 5 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 $$