Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
504 FOUS54 KMRX 301732 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 131 PM EDT Tue Sep 30 2025 TNZ017-010800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 131 PM EDT Tue Sep 30 2025 Date 09/30/25 Wed 10/01/25 Thu 10/02/25 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 57 81 53 76 47 Temp 73 67 64 62 59 57 69 78 79 70 60 58 55 53 65 73 75 66 56 52 49 48 Dewpt 64 64 62 61 59 57 59 57 56 56 56 56 53 51 53 55 54 54 50 49 48 48 RH 73 90 93 97100100 70 48 45 61 87 93 93 93 65 53 48 65 80 89 96100 Wind Dir NE NE NE NE NE NE E NE NE NE E E E E SE E E SE SE E E E Wind Spd 9 5 2 2 2 2 3 3 5 4 3 4 4 4 4 3 4 5 5 3 2 2 Clouds B1 B2 B1 SC SC SC FW FW CL CL FW FW FW SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs S Obvis PF+ Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25 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 76 48 78 51 78 57 77 59 77 Temp 72 66 53 49 75 68 54 52 75 69 59 57 74 69 61 59 74 69 Dewpt 54 55 52 49 56 55 52 51 59 59 58 57 63 62 60 59 64 63 PWind Dir NE E E E SE E E E SE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW CL FW FW FW FW SC SC FW SC B1 SC SC SC B1 B1 SC PoP 12hr 0 0 0 0 5 10 20 20 30 Rain shwrs S S S C $$ TNZ071-010800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 131 PM EDT Tue Sep 30 2025 Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 84 59 80 55 Temp 81 72 68 65 63 62 72 81 84 75 67 63 61 59 70 78 80 73 65 62 57 55 Dewpt 66 66 65 64 62 62 65 64 61 61 60 59 58 58 60 62 61 61 59 57 54 53 RH 60 81 90 97 97100 79 56 46 62 78 87 90 96 71 58 52 66 81 84 90 93 Wind Dir NE NE NE NE NE NE NE NE NE E E SE SE E NE N NE E SE S SE E Wind Spd 11 8 5 4 2 2 4 6 6 5 3 2 2 2 2 3 4 4 4 3 2 2 Clouds SC B1 SC SC B1 SC FW FW CL CL FW FW FW SC FW SC FW FW FW FW SC SC PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Obvis PF PF PF Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 55 80 56 81 61 80 63 82 Temp 76 70 59 55 77 71 60 57 79 73 64 61 78 74 66 63 79 74 Dewpt 58 58 57 54 58 57 55 54 61 61 60 60 66 65 63 62 67 66 PWind Dir NE SE NE E NE E NE E N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW FW FW FW FW FW SC SC SC SC B1 SC SC SC B1 B1 SC PoP 12hr 0 0 0 0 0 10 20 20 20 Rain shwrs S S S S $$ TNZ036-010800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 131 PM EDT Tue Sep 30 2025 Date 09/30/25 Wed 10/01/25 Thu 10/02/25 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 61 84 58 80 55 Temp 80 71 67 65 63 61 74 82 82 73 66 63 60 58 71 78 80 72 63 60 57 55 Dewpt 67 66 65 63 61 61 66 65 62 62 60 58 57 57 62 63 62 61 59 57 54 53 RH 65 84 93 93 93100 76 56 51 68 81 84 90 96 73 60 54 68 87 90 90 93 Wind Dir NE NE NE NE NE NE NE NE NE N NE NE N NE S S E E N SW SW NE Wind Spd 6 5 4 3 2 2 3 3 4 2 2 2 1 2 2 1 2 2 2 2 2 1 Clouds SC B1 SC FW SC SC FW FW CL CL FW FW SC SC FW SC FW FW FW FW SC SC PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25 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 79 53 80 55 81 60 79 60 81 Temp 76 69 59 54 77 70 59 56 78 72 63 60 78 72 65 61 79 72 Dewpt 59 58 56 54 59 57 55 54 61 60 60 60 66 65 62 61 67 66 PWind Dir E N E NE E NE E NE E Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW FW FW FW FW FW SC SC SC SC B1 SC SC SC B1 B1 SC PoP 12hr 0 0 0 0 0 10 20 20 30 Rain shwrs S S S C $$ TNZ099-010800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 131 PM EDT Tue Sep 30 2025 Date 09/30/25 Wed 10/01/25 Thu 10/02/25 Fri EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 86 62 82 57 Temp 84 77 70 68 66 65 74 83 85 78 70 66 64 62 72 79 81 75 67 63 59 57 Dewpt 67 67 67 66 66 65 67 64 63 64 64 61 59 58 60 60 60 61 57 53 52 52 RH 57 71 90 93100100 79 53 48 62 81 84 84 87 66 52 49 62 70 70 78 83 Wind Dir NE NE E N N N NE NE NE N E SE S S S SE SE SE S S S S Wind Spd 6 4 3 2 2 2 2 3 4 2 2 2 3 3 5 4 4 5 5 4 2 2 Clouds FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW CL PoP 12hr 20 0 0 0 0 QPF 12hr 0.03 0 0 0 0 Heat index 87 Max heat 87 84 86 82 Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 56 81 61 82 64 82 66 83 Temp 77 72 60 56 78 74 63 61 79 74 66 64 79 75 68 66 80 76 Dewpt 56 58 56 54 57 58 58 58 63 64 63 63 67 67 65 64 67 66 PWind Dir E SE E E E E E SE E Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW CL FW FW FW FW FW SC SC SC SC SC SC SC SC B1 SC SC PoP 12hr 0 0 0 0 5 10 20 20 20 Rain shwrs S S S S S Tstms S $$ NCZ060-010800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 131 PM EDT Tue Sep 30 2025 Date 09/30/25 Wed 10/01/25 Thu 10/02/25 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 58 82 55 78 47 Temp 74 66 63 62 60 58 69 80 79 68 62 59 57 55 68 77 75 65 58 55 50 48 Dewpt 67 66 63 62 60 58 63 62 62 62 59 56 55 53 58 58 58 57 52 49 48 47 RH 79100100100100100 81 54 56 81 90 90 93 93 70 52 55 75 80 80 93 96 Max/Min RH 100 52 96 52 100 Wind Dir N E SE N N N SE NW N E SE SE SE SE SE SE SE SE SE SE E E Wind Dir Deg 33 10 13 0 0 0 14 32 34 11 12 12 12 12 13 13 13 14 13 12 11 10 Wind Spd 3 2 1 0 0 0 1 3 3 2 2 2 3 3 4 3 4 4 4 3 2 2 Clouds B2 B1 B1 B1 B1 B1 FW FW FW SC FW FW SC SC FW SC SC SC SC FW FW FW Clouds (%) 80 67 69 60 60 66 23 12 22 26 18 16 26 36 14 26 29 33 31 13 14 18 Vsby 10 10 10 7 2 2 10 10 10 10 10 10 PoP 12hr 20 0 0 0 0 QPF 12hr 0.02 0 0 0 0 Rain shwrs C S Tstms C Obvis PF PF ChanceThunder 10 0 0 0 0 Max Mix Hgt AGL Mix Hgt 5000 4200 Max Vent Rt 24800 22200 T Wind Dir NE E T Wind Spd 4 5 ADI 25 23 Max LVORI 10 6 Stability B F F B B G G B B G G Ceiling 18200 NONE 15900 11700 13800 NONE NONE NONE NONE NONE NONE Sta Pres 27.88 27.91 27.95 27.95 27.97 28.06 28.12 28.13 28.14 28.17 28.19 Date 10/03 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue 10/07/25 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 78 48 78 54 78 60 78 60 79 Temp 75 67 53 49 77 64 57 55 77 67 62 60 77 67 63 60 78 67 Dewpt 54 55 51 49 55 55 54 54 60 60 61 59 64 64 62 60 65 64 PWind Dir E E SE E SE E E E E Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW FW SC SC SC SC B1 SC SC SC B1 B1 SC B1 B1 B1 SC PoP 12hr 0 0 0 0 5 20 20 20 30 Rain shwrs S S S S 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 $$