Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
123 FOUS54 KMRX 210532 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1232 AM EST Fri Nov 21 2025 TNZ017-212100- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1232 AM EST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 66 58 65 41 60 Temp 55 57 60 64 65 62 60 60 59 58 60 63 62 54 49 46 43 41 49 57 60 51 Dewpt 55 56 60 62 61 59 59 59 59 58 60 57 52 49 47 45 43 41 43 42 40 41 RH 100 96100 93 87 90 96 96100100100 81 70 83 93 96100100 80 57 47 68 Wind Dir SE W SW W SW SW SW SW SW W W NW NW N N N N N W W W SW Wind Spd 1 2 4 5 5 4 5 6 6 8 9 10 6 3 2 1 1 1 2 3 3 2 Wind Gust 17 17 Clouds OV OV OV OV B2 OV OV OV OV OV B2 B1 SC SC SC SC SC SC FW CL CL CL PoP 12hr 60 60 60 10 0 QPF 12hr 0.10 0.15 0.19 0 0 Rain shwrs C S C L S C C C C L L S S Tstms S C S Obvis PF F PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 65 47 65 52 61 34 47 Temp 41 37 62 55 48 48 63 58 55 53 60 51 43 34 44 40 Dewpt 38 36 43 43 41 42 53 53 54 53 52 44 38 32 27 24 PWind Dir E SE SE S S W W W Wind Char LT LT LT LT LT LT LT GN Avg Clouds FW SC SC SC B2 OV B2 B2 OV OV B2 B1 B1 B1 SC SC PoP 12hr 0 0 20 60 70 40 20 10 Rain shwrs S C L L C C C S S $$ TNZ071-212100- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1232 AM EST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 61 70 45 63 Temp 61 62 65 70 71 67 64 64 63 61 64 68 67 59 54 51 47 45 53 61 63 54 Dewpt 61 61 64 65 62 61 61 62 62 61 63 61 57 54 51 50 47 45 47 45 44 44 RH 100 97 97 84 73 81 90 93 97100 97 78 70 83 90 96100100 80 56 50 69 Wind Dir SW SW SW SW SW SW SW SW SW SW W NW NW N N N N NE NE N N NE Wind Spd 4 3 5 9 10 9 10 9 9 8 9 9 8 5 4 2 2 2 2 3 3 2 Clouds OV OV OV OV B2 B2 B2 B2 OV OV B1 B1 SC SC B1 B1 SC SC FW FW CL FW PoP 12hr 50 70 50 5 0 QPF 12hr 0.03 0.16 0.13 0 0 Rain shwrs S C C C C C C C L C C S S Tstms S S S C S Obvis PF PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 66 50 66 54 63 35 49 Temp 45 42 63 58 52 52 64 62 58 55 62 53 44 35 47 43 Dewpt 42 40 48 48 44 48 57 57 57 55 52 45 39 33 30 28 PWind Dir E NE S S SW W W W Wind Char LT LT LT GN LT GN LT LT Avg Clouds FW SC SC B1 B2 OV OV B2 B2 OV B2 B1 B1 SC SC SC PoP 12hr 0 0 20 80 70 40 20 10 Rain shwrs S L D L C C C S Tstms S S S $$ TNZ036-212100- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1232 AM EST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 70 61 69 43 63 Temp 60 60 64 68 68 63 63 62 62 61 64 67 66 56 52 49 45 43 53 60 63 53 Dewpt 60 60 64 65 64 62 62 62 62 61 63 59 56 53 51 48 45 43 46 44 44 44 RH 100100100 90 87 97 97100100100 97 75 70 90 96 96100100 77 55 50 71 Wind Dir SW SW SW SW SW SW SW SW SW SW W NW N N N N N N NE NE NE N Wind Spd 2 2 3 5 6 5 5 5 5 4 5 5 5 3 2 2 2 2 2 2 1 1 Wind Gust 16 17 16 16 Clouds OV OV OV OV B1 B2 OV OV OV OV B1 SC SC SC SC SC SC SC FW FW CL FW PoP 12hr 60 80 40 5 0 QPF 12hr 0.07 0.07 0.11 0 0 Rain shwrs S C L C C C C C D C C Tstms S S C C Obvis PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 64 50 64 52 61 34 49 Temp 44 41 61 56 51 52 62 60 57 54 60 50 41 34 48 38 Dewpt 41 40 48 48 45 49 58 58 56 53 51 45 38 32 28 28 PWind Dir NE SE S SW SW W W NW Wind Char LT LT LT LT LT LT LT LT Avg Clouds FW SC B1 B1 B2 OV OV B2 OV B2 B2 B1 SC SC SC SC PoP 12hr 0 0 30 80 80 30 20 10 Rain shwrs C D D D C C S S Tstms S S S $$ TNZ099-212100- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1232 AM EST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 63 75 47 68 Temp 61 61 66 73 73 66 65 65 64 63 68 73 72 61 56 53 50 47 57 65 67 58 Dewpt 61 61 64 63 61 63 65 64 64 63 65 60 57 56 55 53 50 47 47 43 42 44 RH 100100 93 71 66 90100 97100100 90 64 59 84 96100100100 69 45 40 59 Wind Dir S S S S SW S SW S S S W NW NW N N N N N N N NE N Wind Spd 2 2 4 8 9 5 5 4 4 4 5 8 9 5 4 2 3 3 4 5 4 2 Clouds OV OV B2 B1 B2 B2 B2 B1 B2 B1 SC FW FW FW SC SC SC FW FW FW CL FW PoP 12hr 40 70 30 5 0 QPF 12hr 0 0.15 0.02 0 0 Rain shwrs S S C C C C L C C Tstms S S C C S S Obvis PF PF PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 69 55 67 54 63 37 52 Temp 47 44 67 62 56 55 64 63 59 55 63 53 44 37 50 44 Dewpt 44 43 48 47 46 52 59 62 59 55 51 46 38 33 27 29 PWind Dir NE SE S S SW W NW NW Wind Char LT LT GN GN LT LT LT LT Avg Clouds FW SC B1 B1 B2 OV OV B2 B2 B2 B1 B1 SC SC FW FW PoP 12hr 0 0 30 80 70 30 20 10 Rain shwrs C D D L C C S S Tstms S S S S S S $$ NCZ060-212100- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1232 AM EST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 72 58 70 43 66 Temp 58 57 63 70 69 63 60 60 60 58 62 68 66 58 53 50 45 43 52 63 65 55 Dewpt 58 57 63 59 57 58 59 60 60 58 62 59 56 54 52 50 45 43 47 43 42 44 RH 100100100 68 66 84 96100100100100 73 70 86 96100100100 83 48 43 66 Min/Max RH 64 100 68 100 42 Wind Dir N N S SW SW S SW SW SW SW W NW NW NW NW NW N N N NW NW N Wind Dir Deg 0 0 19 21 21 18 21 23 22 22 28 29 30 31 32 32 33 0 34 31 31 33 Wind Spd 0 0 2 5 5 2 2 2 2 3 5 8 6 3 2 1 1 1 2 3 3 1 Wind Gust 13 Clouds OV OV OV OV B2 B2 B2 B2 OV OV B1 SC SC SC SC SC B1 SC FW FW FW FW Clouds (%) 100100 95 88 78 83 83 82 96 92 69 41 28 36 47 48 58 46 19 7 6 8 Vsby 7 7 10 10 10 9 5 5 4 7 7 10 PoP 12hr 20 70 40 5 0 QPF 12hr 0 0.06 0.05 0 0 Rain shwrs C S C C L C C Tstms S C C S Obvis PF PF PF ChanceThunder 10 30 30 0 0 Max Mix Hgt AGL Mix Hgt 2700 3600 3800 Max Vent Rt 21400 45800 23500 T Wind Dir SW NW N T Wind Spd 6 11 5 ADI 21 46 23 Max LVORI 10 9 9 Stability D C B D D C B F F B B Ceiling NONE NONE NONE NONE 11700 NONE 23500 6300 2400 4700 NONE Sta Pres 27.94 27.89 27.89 27.86 27.85 27.86 27.91 27.94 27.99 28.00 28.02 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 66 49 63 51 62 33 50 Temp 43 39 65 55 51 50 61 59 56 53 61 52 41 33 49 38 Dewpt 41 39 43 42 41 47 55 56 56 53 51 45 38 30 27 27 PWind Dir E SE SE SE S W NW NW Wind Char LT LT LT LT LT LT LT LT Avg Clouds FW SC B1 B1 B2 OV OV OV OV OV B2 B1 B1 SC SC FW PoP 12hr 0 0 20 70 80 40 20 10 Rain shwrs S C L D C C C S Tstms S S S S S S This is an experimental product for planning and review purposes only, and is not to be substituted for an official fire weather spot forecast $$