Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
389 FOUS54 KMRX 091732 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1232 PM EST Tue Dec 9 2025 TNZ017-100900- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1232 PM EST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 29 48 28 36 25 Temp 42 36 31 30 31 31 40 46 45 41 36 33 30 28 31 34 36 32 28 27 27 29 Dewpt 30 29 28 27 26 26 31 36 37 36 32 29 27 25 26 25 24 23 23 23 24 25 RH 62 75 88 88 81 81 70 68 73 82 85 85 88 88 81 69 61 69 81 85 88 85 Wind Dir SW S S S SW SW SW W W W W W W W W W W W SW SW SW S Wind Spd 5 2 2 2 2 5 13 19 18 16 13 11 10 9 10 10 9 4 2 2 2 3 Wind Gust 26 31 28 26 25 Clouds FW SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC B2 B2 B2 PoP 12hr 0 40 60 5 10 QPF 12hr 0 0.01 0.02 0 0 Rain shwrs C C L Snowshwrs L S S Wind chill 25 32 39 38 33 27 24 21 20 22 26 29 Min chill 32 30 25 24 31 23 19 20 26 23 23 Date 12/12 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 47 32 51 33 41 17 41 26 44 Temp 45 43 38 33 48 44 42 35 40 28 20 18 39 34 28 27 41 38 Dewpt 32 34 36 33 39 37 39 35 28 18 12 11 20 21 20 20 26 26 PWind Dir SW SW SW SW NW N SE SE W Wind Char LT LT LT LT GN LT LT LT LT Avg Clouds B1 SC B1 B1 B1 SC B1 B2 B1 SC FW SC FW SC SC B1 B1 SC PoP 12hr 10 10 10 40 20 5 5 20 20 Frzg rain S Rain shwrs C C S S Snowshwrs C S $$ TNZ071-100900- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1232 PM EST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 52 30 42 31 Temp 48 42 38 37 37 38 44 50 50 45 39 35 32 30 34 39 42 37 34 33 33 33 Dewpt 33 32 32 31 31 30 34 37 39 37 33 29 27 26 27 27 26 27 26 27 27 27 RH 56 67 79 79 79 73 68 61 66 73 79 78 81 85 75 62 53 67 72 78 78 78 Wind Dir SW SW SW SW SW SW SW SW W W W W W W W W W SW SW SW SW SW Wind Spd 10 8 10 10 13 14 19 23 19 12 10 5 5 4 5 6 5 3 3 3 4 5 Wind Gust 20 24 26 29 29 23 Clouds FW SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC SC B1 B2 B1 PoP 12hr 0 20 20 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs S S S S Wind chill 31 30 28 29 36 39 32 26 Min chill 36 30 28 30 39 30 25 26 34 30 26 Date 12/12 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 54 36 56 38 45 22 44 31 48 Temp 52 49 43 36 53 51 48 39 43 34 26 23 42 38 34 32 46 42 Dewpt 35 39 39 36 42 44 43 38 30 22 17 16 24 26 26 26 32 32 PWind Dir SW SW W W N NE N SW W Wind Char GN LT LT LT GN LT LT LT LT Avg Clouds SC SC SC SC SC SC B1 B1 B1 FW FW FW SC SC SC B1 B1 SC PoP 12hr 0 10 20 40 20 10 5 20 20 Frzg rain S Rain shwrs S C C S S S S $$ TNZ036-100900- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1232 PM EST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 35 52 29 41 29 Temp 46 40 37 36 36 37 42 50 50 43 37 34 31 29 34 39 41 36 32 31 31 31 Dewpt 32 32 33 32 32 32 35 39 39 36 31 29 27 26 26 27 26 26 26 27 28 28 RH 58 73 85 85 85 82 76 66 66 76 79 82 85 88 72 62 55 67 78 85 88 88 Wind Dir SW SW SW SW SW SW SW SW W W NW W W W W W W W SW SW SW SW Wind Spd 9 5 5 6 10 11 14 17 14 8 5 4 3 3 4 5 3 2 2 2 2 3 Wind Gust 16 19 23 25 27 27 27 26 21 18 Clouds FW SC B1 B1 B1 B2 B1 B1 B1 SC SC B1 B2 B2 B1 SC SC SC B1 B1 B2 B2 PoP 12hr 5 20 20 0 5 QPF 12hr 0 0 0 0 0 Rain shwrs S S S Snowshwrs S Wind chill 30 29 29 34 Min chill 36 30 28 28 38 30 25 26 36 31 26 Date 12/12 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 53 33 53 35 42 20 43 30 47 Temp 51 47 40 34 50 48 45 36 41 31 24 21 41 37 34 31 45 41 Dewpt 35 39 38 34 41 42 42 35 28 19 14 14 22 26 25 26 30 31 PWind Dir SW W W W N NE E SW SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC FW SC SC SC SC B1 B2 B1 FW FW FW SC SC SC B1 B1 B1 PoP 12hr 0 10 10 40 20 10 5 20 20 Frzg rain S S Rain shwrs C C S S S S $$ TNZ099-100900- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1232 PM EST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 35 56 29 46 32 Temp 49 42 37 36 35 36 45 54 55 49 41 36 32 29 36 43 46 40 35 33 32 32 Dewpt 33 34 33 34 34 34 37 39 39 38 35 31 29 27 28 27 27 29 29 30 29 29 RH 54 73 85 92 96 92 73 57 55 66 79 82 88 92 72 53 47 64 78 89 88 88 Wind Dir S S S S S S SW SW W W NW NW NW NW NW NW W W SW S S S Wind Spd 8 5 5 5 8 10 12 14 14 9 6 4 3 2 3 5 5 2 2 2 2 3 Wind Gust 23 25 25 Clouds CL FW FW SC SC SC FW SC SC SC SC SC SC SC FW FW FW SC FW FW FW FW PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Wind chill 28 29 39 Min chill 38 31 28 30 32 28 31 33 29 Date 12/12 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 58 38 58 40 49 25 48 33 51 Temp 55 52 43 39 55 54 49 41 48 38 29 27 44 42 35 33 49 45 Dewpt 38 43 43 39 45 48 47 41 33 25 20 19 25 28 27 28 32 34 PWind Dir SW SW S W N N E S S Wind Char LT LT LT LT GN LT LT LT LT Avg Clouds FW FW SC SC B1 B1 B1 B1 B1 FW FW FW SC SC SC SC SC SC PoP 12hr 0 10 20 50 20 5 5 10 20 Rain shwrs S C C S S $$ NCZ060-100900- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1232 PM EST Tue Dec 9 2025 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 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 29 51 26 42 26 Temp 45 36 32 31 30 30 40 49 49 44 38 33 29 26 32 39 41 35 31 28 28 28 Dewpt 30 31 30 29 29 29 33 34 36 35 33 29 26 24 26 24 24 25 24 25 24 24 RH 55 82 92 92 96 96 76 56 61 70 82 85 88 92 78 54 50 66 75 88 85 85 Max/Min RH 100 56 92 48 88 Wind Dir SW S SE SE SE SE SW SW W W NW NW NW NW NW NW NW W W S S S Wind Dir Deg 20 17 13 12 12 13 20 22 26 28 30 30 31 30 31 29 29 28 25 17 16 16 Wind Spd 5 2 2 2 2 3 8 10 11 9 9 5 5 4 5 6 5 2 1 1 1 1 Wind Gust 19 20 21 24 24 19 17 14 Clouds FW FW SC SC SC SC B1 SC B1 B1 B1 B1 B2 B1 SC FW SC SC SC SC SC FW Clouds (%) 21 21 33 39 50 44 55 45 52 64 57 54 70 58 34 24 26 28 29 26 36 25 Vsby 10 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 0 10 10 0 0 QPF 12hr 0 0 0 0 0 Wind chill 32 23 20 26 Min chill 36 31 26 25 39 28 20 22 34 28 27 ChanceThunder 0 0 0 0 0 Max Mix Hgt AGL Mix Hgt 3300 3200 Max Vent Rt 68900 37800 T Wind Dir SW NW T Wind Spd 18 12 ADI 69 39 Max LVORI 7 5 Stability B G G C C E F C B G G Ceiling NONE NONE NONE NONE 6300 NONE 23500 NONE NONE NONE NONE Sta Pres 27.89 27.83 27.75 27.60 27.69 27.76 27.82 27.85 27.89 27.87 27.89 Date 12/12 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 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 55 34 58 37 50 23 47 29 51 Temp 53 46 39 35 55 52 47 39 48 35 28 25 45 39 32 29 49 43 Dewpt 33 37 38 35 43 45 44 39 35 26 20 19 25 24 23 22 30 32 PWind Dir SW W SW SW NW N SE SE S Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW SC B1 B1 SC B1 B2 B1 FW FW FW SC SC SC SC SC SC PoP 12hr 0 20 20 50 20 10 5 10 20 Rain shwrs S S C C 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 $$