FOUS54 KMRX 230627 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 227 AM EDT Sun Aug 23 2026 TNZ017-232000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 227 AM EDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 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 57 81 55 84 Temp 63 64 70 79 80 73 64 60 58 58 71 79 80 73 63 58 56 57 72 82 83 75 Dewpt 63 64 63 60 58 59 58 56 55 56 59 58 57 58 56 55 53 54 57 57 55 58 RH 100100 78 52 47 62 81 87 90 93 66 49 45 59 78 90 90 90 59 43 38 55 Wind Dir W W W W W W N N N E NW W W N NE NE NE NE NE NW NW NW Wind Spd 1 1 4 9 8 3 0 0 0 0 1 5 5 2 1 2 2 3 1 3 4 1 Clouds SC B1 FW FW FW FW FW FW SC B1 SC FW FW FW SC FW FW SC FW FW CL FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Obvis PF PF Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 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 60 87 65 85 65 86 64 87 Temp 62 62 85 78 68 67 82 77 67 67 83 78 66 66 85 79 Dewpt 56 58 61 62 63 64 67 66 65 65 66 65 64 63 64 63 PWind Dir NE SW S SW SW W W N Wind Char LT LT LT LT LT LT LT LT Avg Clouds FW SC SC SC SC SC B1 SC SC SC B1 SC SC FW SC FW PoP 12hr 0 5 20 40 20 20 10 10 Rain shwrs S C C S S Tstms S C S S $$ TNZ071-232000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 227 AM EDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 62 86 61 88 Temp 68 67 77 85 85 77 70 66 63 63 76 84 84 77 70 66 63 62 76 85 87 81 Dewpt 66 66 65 61 60 60 60 59 59 59 61 58 57 59 59 58 57 57 60 59 58 58 RH 93 97 67 45 43 56 71 78 87 87 60 41 40 54 68 75 81 84 58 41 38 46 Wind Dir N N N N NW N E N N NE NE N NW NE E NE NE NE NE N N NE Wind Spd 0 0 2 4 4 4 1 0 0 1 1 3 3 3 3 2 3 4 3 3 4 3 Clouds FW FW CL FW FW FW SC SC SC SC FW SC FW SC SC SC SC SC FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 91 69 89 68 89 67 90 Temp 68 65 88 83 72 70 86 81 72 69 87 82 71 68 88 83 Dewpt 60 60 64 64 65 66 69 68 67 67 68 66 66 65 66 64 PWind Dir E SW S SW SW W NE NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds FW SC SC SC SC B1 B1 SC SC SC SC SC SC FW SC FW PoP 12hr 0 20 40 50 20 20 10 20 Rain shwrs S C C C C S S S Tstms S C S C S S S $$ TNZ036-232000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 227 AM EDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 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 87 61 86 60 88 Temp 66 65 77 83 86 77 68 64 62 61 75 83 85 77 68 64 62 61 75 83 87 78 Dewpt 64 64 65 62 61 62 60 59 58 58 61 60 60 61 59 57 56 56 60 60 59 61 RH 93 97 67 49 43 60 76 84 87 90 62 46 43 58 73 78 81 84 60 46 39 56 Wind Dir NE NE N NW NW NW N N N NE N N NW N N N NE NE NE E NE NE Wind Spd 1 1 0 2 3 2 1 0 0 1 0 0 1 2 2 2 3 3 2 1 1 1 Clouds FW FW CL FW FW FW SC SC SC SC SC SC FW SC SC SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Obvis PF Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 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 63 90 67 89 67 89 66 90 Temp 66 63 86 81 70 69 84 80 70 67 86 81 70 67 86 81 Dewpt 59 59 65 66 66 66 70 68 67 66 68 66 65 64 67 65 PWind Dir NE SW SW SW W NW N NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds FW SC SC SC SC B1 B1 SC SC SC SC SC SC FW SC FW PoP 12hr 0 20 40 40 20 20 5 10 Rain shwrs S C C C C S S Tstms S C S C S S $$ TNZ099-232000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 227 AM EDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 65 90 65 91 Temp 71 71 81 89 90 81 72 68 66 66 79 88 89 81 72 69 67 66 78 88 90 83 Dewpt 68 67 65 61 59 61 62 61 61 61 61 59 58 60 60 60 60 60 61 60 60 62 RH 90 87 58 39 35 51 71 78 84 84 54 38 35 49 66 73 78 81 56 39 37 49 Wind Dir N N N N N N N N N N NE N N N N N N N NE N NE NE Wind Spd 2 3 4 4 6 4 2 1 1 1 2 2 3 3 2 3 3 3 2 2 2 2 Clouds FW CL CL CL FW SC FW B1 B1 B1 SC SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 5 0 0 0 5 QPF 12hr 0 0 0 0 0 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 92 71 90 69 91 69 92 Temp 71 68 89 83 73 72 88 82 72 70 89 83 72 70 90 84 Dewpt 63 63 67 68 69 69 71 70 70 69 69 68 68 67 67 67 PWind Dir NE S S SW SW NW N NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds SC SC SC SC SC B1 B1 SC SC SC SC SC SC FW FW FW PoP 12hr 5 30 50 50 20 20 10 10 Rain shwrs C C C C C S S Tstms C C S C S S $$ NCZ060-232000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 227 AM EDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 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 85 58 85 57 88 Temp 64 64 77 83 84 75 65 61 59 59 76 83 83 72 64 61 59 58 77 85 87 77 Dewpt 64 64 64 59 59 60 59 58 56 56 59 56 56 59 57 56 54 55 61 59 59 62 RH 100100 64 44 43 60 81 90 90 90 56 40 40 64 78 84 83 90 58 41 39 60 Min/Max RH 43 93 37 90 38 Wind Dir N N NW NW NW NW N N N N W NW NW NW N N N N N W NW N Wind Dir Deg 0 0 31 31 31 31 0 0 0 0 27 29 30 31 0 0 0 0 0 28 30 0 Wind Spd 0 0 4 6 5 1 0 0 0 0 1 4 4 1 0 0 0 0 0 2 3 0 Clouds FW SC CL CL FW CL FW SC B2 B1 SC SC SC FW SC SC SC SC FW FW FW FW Clouds (%) 24 31 5 4 8 5 17 31 72 62 39 27 26 13 32 47 40 41 19 11 22 24 Vsby 5 4 10 10 10 10 10 10 7 7 10 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Obvis PF PF ChanceThunder 0 0 0 0 5 Max Mix Hgt AGL Mix Hgt 4500 5000 6200 Max Vent Rt 40600 40200 32200 T Wind Dir NW NW W T Wind Spd 8 5 4 ADI 41 40 31 Max LVORI 10 7 7 Stability G B A G F A A G G A A Ceiling 9800 NONE NONE NONE NONE NONE 20800 NONE NONE NONE NONE Sta Pres 27.92 27.90 27.89 27.91 27.94 27.92 27.90 27.94 27.97 27.95 27.92 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 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 62 89 65 86 63 87 62 88 Temp 64 64 86 78 68 66 83 75 67 64 84 76 66 63 86 77 Dewpt 60 60 65 66 65 65 70 68 66 64 68 66 65 63 66 66 PWind Dir N W N W N NW N NW Wind Char LT LT LT LT LT LT LT LT Avg Clouds SC B1 SC SC B1 B2 B2 SC SC SC B1 SC SC SC SC FW PoP 12hr 5 30 50 60 20 40 10 30 Rain shwrs C C C C L S C C Tstms C C S C S C 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 $$