Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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413 FOUS54 KMRX 291732 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 131 PM EDT Mon Sep 29 2025 TNZ017-300800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 131 PM EDT Mon Sep 29 2025 Date 09/29/25 Tue 09/30/25 Wed 10/01/25 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 77 57 80 53 Temp 77 69 65 63 63 62 69 74 75 68 64 61 59 57 69 77 79 70 60 57 55 53 Dewpt 63 62 62 62 61 61 64 66 65 64 62 61 58 57 61 57 56 57 56 54 54 52 RH 62 78 90 97 93 97 84 76 71 87 93100 96100 76 50 45 63 87 90 96 96 Wind Dir E E E NE NE NE NE NE NE NE NE NE E NE NE NE NE NE E E E E Wind Spd 10 8 5 3 3 3 5 6 8 4 2 2 2 2 3 3 5 4 3 3 4 4 Clouds B2 B1 B1 B1 B2 B2 B1 B1 B1 B1 SC FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 30 40 0 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs S C S S C C S Tstms C S Obvis PF Date 10/02 Fri 10/03/25 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 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 47 75 48 77 51 78 54 77 Temp 73 66 52 48 72 66 53 49 74 67 54 52 75 68 58 55 74 69 Dewpt 56 54 49 47 54 55 51 49 55 55 53 51 57 57 55 54 61 60 PWind Dir SE E NE E NE E E E E Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC FW SC SC FW FW SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 0 0 0 0 0 0 5 5 5 $$ TNZ071-300800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 131 PM EDT Mon Sep 29 2025 Date 09/29/25 Tue 09/30/25 Wed 10/01/25 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 82 60 83 59 Temp 82 75 70 66 64 63 72 80 80 72 68 65 62 61 72 81 83 75 67 64 61 59 Dewpt 63 64 64 63 62 63 66 67 67 66 65 64 62 61 65 65 63 62 61 60 59 57 RH 53 69 81 90 93100 81 65 65 81 90 97100100 79 58 51 64 81 87 93 93 Wind Dir NE NE NE NE N NE NE NE NE NE NE NE E E NE NE NE NE E E SE E Wind Spd 10 6 5 4 3 3 5 8 10 6 5 3 2 2 3 5 6 4 3 2 2 2 Clouds FW FW SC SC B1 B1 FW SC SC SC FW FW SC SC FW FW FW FW FW SC SC SC PoP 12hr 5 20 0 0 0 QPF 12hr 0 0.05 0 0 0 Rain shwrs S Tstms S Date 10/02 Fri 10/03/25 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 56 78 55 80 56 80 59 81 Temp 79 73 62 56 75 71 59 55 77 71 60 57 78 72 63 59 78 73 Dewpt 61 60 57 54 58 58 56 54 59 57 56 55 60 60 58 57 63 63 PWind Dir NE SE NE SE NE E NE E NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW SC SC SC SC FW FW SC FW FW FW SC SC FW SC SC SC FW PoP 12hr 0 0 0 0 0 0 0 5 5 $$ TNZ036-300800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 131 PM EDT Mon Sep 29 2025 Date 09/29/25 Tue 09/30/25 Wed 10/01/25 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 82 60 83 58 Temp 82 73 68 66 64 62 74 80 80 72 67 65 62 60 73 81 83 74 65 62 60 58 Dewpt 63 63 62 62 61 61 66 67 67 66 64 64 62 60 66 66 63 62 60 59 57 57 RH 53 71 81 87 90 97 76 65 65 81 90 97100100 79 60 51 66 84 90 90 96 Wind Dir NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE N NE Wind Spd 8 4 4 4 3 2 4 6 6 4 3 3 2 2 2 3 3 2 2 2 2 2 Clouds CL FW FW FW SC B1 FW SC SC SC FW FW SC SC FW FW FW FW FW SC SC SC PoP 12hr 5 20 0 0 0 QPF 12hr 0 0 0 0 0 Obvis PF Date 10/02 Fri 10/03/25 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 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 78 53 79 55 80 57 80 Temp 79 72 61 56 75 69 58 54 76 70 59 56 78 71 61 58 78 72 Dewpt 62 61 58 53 59 58 56 54 59 57 55 54 60 58 58 57 64 62 PWind Dir SE S E N E NE E NE NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC FW SC SC SC FW FW SC SC FW FW SC FW FW FW SC SC FW PoP 12hr 0 0 0 0 0 0 0 5 5 $$ TNZ099-300800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 131 PM EDT Mon Sep 29 2025 Date 09/29/25 Tue 09/30/25 Wed 10/01/25 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 85 63 85 63 Temp 84 76 70 67 66 65 74 82 84 77 71 68 65 64 75 82 84 77 70 68 65 63 Dewpt 63 64 64 65 64 63 66 66 66 66 66 66 65 64 66 65 64 65 64 62 59 58 RH 49 66 81 93 93 93 76 58 55 69 84 93100100 74 56 51 67 81 81 81 84 Wind Dir NE N NE SW N N N N N N NE NE N N NE NE NE NE E SE S S Wind Spd 9 5 3 2 2 2 3 5 6 4 3 2 1 2 2 3 3 2 2 2 2 3 Clouds FW FW FW FW B1 SC FW SC FW SC SC FW SC SC FW FW FW FW SC SC FW FW PoP 12hr 0 10 5 5 0 QPF 12hr 0 0 0 0 0 Obvis PF PF PF Date 10/02 Fri 10/03/25 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 57 80 56 80 59 82 62 81 Temp 79 74 63 57 77 71 60 57 78 73 63 60 79 75 64 62 79 74 Dewpt 61 61 54 52 57 58 56 54 58 58 58 57 60 61 60 60 64 63 PWind Dir S S E SE E SE E E NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW SC FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 5 5 5 $$ NCZ060-300800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 131 PM EDT Mon Sep 29 2025 Date 09/29/25 Tue 09/30/25 Wed 10/01/25 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 58 82 54 Temp 79 70 64 62 61 60 71 77 76 67 64 61 60 58 71 81 79 69 63 60 56 55 Dewpt 63 64 64 62 61 60 66 66 66 66 64 61 60 58 64 62 61 61 59 56 54 53 RH 58 81100100100100 84 69 71 97100100100100 79 53 54 76 87 87 93 93 Max/Min RH 100 67 100 51 96 Wind Dir NE E SE N N N NW NW N E E N N N NE N N SE SE SE SE SE Wind Dir Deg 4 11 13 0 0 0 32 31 2 9 10 0 0 0 5 34 33 12 13 13 12 12 Wind Spd 3 2 1 0 0 0 1 3 3 2 1 0 0 0 1 3 3 2 2 2 3 3 Clouds SC B1 B1 SC B1 B1 SC SC SC SC SC SC B1 B1 FW FW FW SC SC SC SC SC Clouds (%) 46 61 52 39 57 65 29 46 45 35 42 40 56 62 22 18 16 27 33 31 29 38 Vsby 10 10 10 7 7 7 10 10 10 10 7 7 PoP 12hr 10 30 5 5 0 QPF 12hr 0 0.03 0 0 0 Rain shwrs C C Tstms S S Obvis PF PF PF PF ChanceThunder 10 20 5 5 0 Max Mix Hgt AGL Mix Hgt 3200 5300 Max Vent Rt 15400 26500 T Wind Dir N NE T Wind Spd 4 3 ADI 15 27 Max LVORI 10 10 Stability B G F B B G F B B G G Ceiling 12700 10800 12700 18200 NONE 15900 8900 7200 8900 9800 8000 Sta Pres 27.96 27.96 27.95 27.90 27.89 27.92 27.96 27.96 27.96 28.05 28.12 Date 10/02 Fri 10/03/25 Sat 10/04/25 Sun 10/05/25 Mon 10/06/25 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 77 49 78 53 78 55 79 Temp 77 64 55 49 76 64 54 50 77 64 57 54 77 65 59 56 78 66 Dewpt 58 56 50 47 54 55 51 49 56 55 54 52 58 59 58 56 62 61 PWind Dir SE SE SE E SE E SE E E Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 5 5 10 This is an experimental product for planning and review purposes only, and is not to be substituted for an official fire weather spot forecast $$