Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
866 FOUS54 KMRX 222302 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 602 PM EST Wed Jan 22 2025 TNZ017-230900- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 602 PM EST Wed Jan 22 2025 Date 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 13 35 19 31 14 Temp 23 19 16 14 13 23 32 35 29 24 22 21 19 25 30 31 26 21 19 16 16 Dewpt 4 4 6 5 6 11 11 12 12 13 16 17 15 16 15 14 13 13 12 12 11 RH 43 51 64 67 73 59 41 38 48 62 77 84 84 68 53 49 57 71 74 84 80 Wind Dir NW SE SE SE S SW W W SW W W W W W W W W W SW S SE Wind Spd 1 1 1 1 2 4 10 9 4 3 3 3 2 4 9 8 2 1 1 1 1 Clouds FW SC FW FW SC SC FW FW SC SC B1 B1 B2 B1 B1 SC SC FW CL CL CL PoP 12hr 0 0 10 0 0 QPF 12hr 0 0 0 0 0 Flurries C C Wind chill 17 24 28 21 24 Min chill 22 15 12 12 23 16 14 15 22 19 14 Date 01/25 Sun 01/26/25 Mon 01/27/25 Tue 01/28/25 Wed 01/29/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 40 24 42 29 43 27 45 29 51 Temp 37 33 26 25 40 36 32 29 39 37 29 27 41 38 32 30 47 44 Dewpt 14 15 15 17 24 26 27 27 30 28 25 24 27 27 27 27 33 33 PWind Dir SW SW SW SW SW SW SW SW SW Wind Char LT LT LT LT LT LT GN LT LT Avg Clouds CL FW B1 B2 B2 B2 B2 B2 B2 SC SC SC SC FW FW SC SC SC PoP 12hr 0 0 5 30 30 10 5 5 20 Rain shwrs C C S Snowshwrs C C $$ TNZ071-230900- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 602 PM EST Wed Jan 22 2025 Date 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 16 39 23 36 18 Temp 25 20 18 17 16 26 36 39 33 27 25 24 23 28 34 36 30 24 22 20 19 Dewpt 8 9 9 9 9 12 11 13 15 16 17 18 17 17 16 15 15 15 15 14 13 RH 48 62 67 70 73 55 35 34 47 63 71 77 77 63 47 42 53 68 74 77 77 Wind Dir E SW SW SW SW SW SW W W W W NW NW W W W W SW S S S Wind Spd 2 2 2 3 3 6 8 8 4 3 2 2 1 2 6 5 2 1 1 1 1 Clouds FW FW FW FW SC SC FW CL FW FW SC B1 B1 B1 B1 SC FW CL CL CL FW PoP 12hr 0 0 10 0 0 QPF 12hr 0 0 0 0 0 Wind chill 10 18 30 33 28 Min chill 25 18 10 10 29 23 23 24 29 22 18 Date 01/25 Sun 01/26/25 Mon 01/27/25 Tue 01/28/25 Wed 01/29/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 45 26 44 32 45 28 50 31 54 Temp 41 36 28 28 42 39 34 32 42 40 32 29 46 43 35 32 51 48 Dewpt 14 17 18 20 25 28 30 30 33 30 28 26 29 30 29 29 35 37 PWind Dir SW SW SW SW SW SW SW SW SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW SC B1 B2 B2 B2 B2 B2 B2 SC SC SC SC FW FW SC SC B1 PoP 12hr 0 0 10 40 30 10 5 5 20 Rain shwrs S C C S $$ TNZ036-230900- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 602 PM EST Wed Jan 22 2025 Date 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 17 39 22 35 18 Temp 25 19 20 19 18 26 35 38 32 26 25 23 22 28 34 35 29 23 21 20 19 Dewpt 5 5 7 10 11 13 11 13 16 18 18 18 15 16 15 13 14 14 14 13 13 RH 42 54 56 67 73 57 36 35 51 71 74 81 74 60 45 40 53 68 74 74 77 Wind Dir SW SW W SW SW SW SW W W W NW NW NW W W W W W N N N Wind Spd 1 2 3 3 2 4 6 6 3 2 2 2 1 2 5 5 2 1 0 0 0 Clouds SC FW CL FW FW FW FW CL FW SC SC SC SC SC B1 SC FW CL CL CL CL PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Wind chill 20 29 Min chill 25 15 13 17 29 23 22 23 28 21 18 Date 01/25 Sun 01/26/25 Mon 01/27/25 Tue 01/28/25 Wed 01/29/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 43 26 43 31 45 26 50 30 53 Temp 40 35 28 28 41 37 33 31 42 39 30 27 46 41 32 31 49 46 Dewpt 15 18 18 20 26 28 29 29 31 29 26 25 29 30 29 28 35 36 PWind Dir SW SW SW W W W SW SW SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW SC B1 B2 B2 B2 B2 B2 B1 SC SC SC FW FW FW SC SC B1 PoP 12hr 0 0 10 30 20 10 5 5 20 Rain shwrs S C S S Snowshwrs C S $$ TNZ099-230900- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 602 PM EST Wed Jan 22 2025 Date 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 19 41 25 39 22 Temp 28 23 22 21 20 27 37 41 34 29 26 25 25 30 37 39 32 26 24 23 22 Dewpt 10 11 12 12 12 13 11 15 18 20 21 20 19 18 18 17 18 19 17 18 17 RH 46 59 65 68 71 55 33 34 51 69 81 81 78 60 46 40 56 74 74 81 81 Wind Dir S S S S S SW W W W NW NW N N NW W W NW NW N N N Wind Spd 2 2 3 3 2 2 5 6 3 2 2 3 1 2 5 5 2 1 0 0 0 Clouds FW FW FW SC B1 SC SC FW FW FW FW SC SC SC SC SC FW CL CL FW FW PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Date 01/25 Sun 01/26/25 Mon 01/27/25 Tue 01/28/25 Wed 01/29/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 28 46 35 48 30 53 33 56 Temp 43 38 30 30 43 40 36 35 45 42 34 30 48 45 36 33 52 50 Dewpt 17 22 21 24 28 31 33 32 34 33 31 28 31 33 32 31 37 40 PWind Dir S S S SW W NW W SW S Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW SC B1 B2 B2 B2 OV OV B1 B1 SC SC SC FW SC SC SC B1 PoP 12hr 0 0 10 40 20 10 5 10 20 Rain shwrs C C S S $$ NCZ060-230900- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 602 PM EST Wed Jan 22 2025 Date 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 15 38 18 36 14 Temp 27 21 18 17 16 24 35 37 29 25 22 20 18 25 33 35 29 23 19 17 16 Dewpt 9 9 9 8 8 13 8 11 12 13 15 16 14 15 14 12 13 13 12 12 10 RH 46 59 67 67 70 62 32 33 48 60 74 84 84 65 45 38 51 65 74 80 77 Max/Min RH 73 29 92 38 84 Wind Dir S SE SE SE SE SW W W NW NW NW NW NW NW NW NW NW N N N N Wind Dir Deg 17 13 12 13 12 23 27 28 29 31 32 31 31 31 29 29 31 0 0 0 0 Wind Spd 3 2 2 2 1 2 5 6 3 3 3 3 1 2 6 5 2 0 0 0 0 Clouds FW FW FW FW SC SC SC FW CL FW FW SC SC B1 SC SC FW CL CL CL CL Clouds (%) 14 7 11 25 44 34 35 12 5 10 18 40 41 51 42 43 24 4 2 3 4 Vsby 10 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Wind chill 27 Min chill 23 18 16 15 25 17 13 20 28 19 15 ChanceThunder 0 0 0 0 0 Max Mix Hgt AGL Mix Hgt 3300 4800 Max Vent Rt 47900 77700 T Wind Dir W NW T Wind Spd 9 12 ADI 42 68 Max LVORI 3 4 Stability B G G C B G G C B G G Ceiling NONE NONE NONE NONE NONE NONE 4700 8000 5500 NONE NONE Sta Pres 28.09 28.09 28.09 28.06 28.05 28.03 28.03 28.05 28.09 28.14 28.18 Date 01/25 Sun 01/26/25 Mon 01/27/25 Tue 01/28/25 Wed 01/29/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 46 23 46 32 45 27 50 30 55 Temp 42 36 27 25 43 40 34 32 42 39 32 27 47 40 32 30 52 48 Dewpt 9 13 16 16 21 24 28 30 31 28 27 24 26 27 27 27 33 35 PWind Dir SW S NW NW NW NW W N S Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC FW SC SC B1 B1 PoP 12hr 0 0 10 40 30 10 5 5 20 Rain shwrs S C 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 $$