Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
977 FOUS54 KMRX 011922 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 222 PM EST Mon Dec 1 2025 TNZ017-020900- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 222 PM EST Mon Dec 1 2025 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 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 37 42 24 44 27 Temp 49 42 38 39 40 40 41 40 40 35 32 30 27 24 31 41 44 37 31 29 29 29 Dewpt 28 29 29 36 39 38 41 40 34 30 28 26 24 23 27 29 28 28 27 26 26 26 RH 44 60 70 89 96 92100100 79 82 85 85 88 96 85 62 53 70 85 88 88 88 Wind Dir SE E E E SE NW W W NW NW NW N N NE SE W SW S S S SW SW Wind Spd 3 2 2 2 2 3 4 6 8 5 2 1 1 1 1 2 2 2 1 1 2 2 Clouds B1 B2 B2 OV OV OV OV OV B2 B2 B2 B2 B1 SC FW FW CL FW FW SC B1 B1 PoP 12hr 100 90 0 0 0 QPF 12hr 0.39 0.17 0 0 0 Rain C D D D C Obvis PF PF PF PF Date 12/04 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 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 27 44 35 46 32 47 29 43 Temp 42 38 31 29 42 40 37 37 45 42 36 33 45 42 36 30 41 38 Dewpt 31 30 28 27 35 35 35 35 39 36 34 32 38 36 33 30 33 30 PWind Dir W NE SE S SW SW W NW NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B2 B2 B2 B2 OV OV B2 B1 B1 B2 B2 B1 B2 B2 B2 SC PoP 12hr 5 10 40 50 30 20 10 20 5 Rain C C C C C S S S S S Snow C S $$ TNZ071-020900- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 222 PM EST Mon Dec 1 2025 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 40 44 26 47 30 Temp 45 44 41 41 41 42 40 42 42 37 33 31 28 26 34 44 47 40 35 35 33 33 Dewpt 31 33 36 40 41 41 40 38 34 31 29 27 26 25 29 32 32 32 31 30 29 30 RH 58 65 82 96100 96100 86 73 79 85 85 92 96 82 62 56 73 85 82 85 89 Wind Dir NE N N NE N SW N N N N N NE NE NE NE W W SW S SW SW SW Wind Spd 2 2 1 2 2 3 5 6 6 5 5 3 2 1 1 2 2 2 2 2 2 2 Clouds B2 OV OV OV OV OV OV OV OV B2 B1 B1 B1 SC FW FW CL FW SC SC B2 B2 PoP 12hr 100 70 0 0 5 QPF 12hr 0.66 0.14 0 0 0 Rain D D D L C Obvis PF PF PF PF Date 12/04 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 47 31 45 38 51 35 51 32 47 Temp 45 41 35 33 43 43 41 39 49 45 39 36 49 45 40 33 46 41 Dewpt 34 32 31 31 37 38 39 39 42 39 37 35 40 39 36 33 36 35 PWind Dir NW NE W SW SW SW W N N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 OV OV B2 OV OV B2 B1 B1 B1 B1 B1 B2 B2 B1 SC PoP 12hr 5 20 50 50 30 20 10 20 5 Rain S C C C C C S S S S $$ TNZ036-020900- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 222 PM EST Mon Dec 1 2025 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 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 38 43 25 46 29 Temp 46 41 39 40 41 41 40 41 41 34 31 30 27 25 34 43 46 39 33 33 31 32 Dewpt 30 32 36 39 39 40 40 36 32 29 28 27 26 24 28 30 31 31 29 30 29 30 RH 53 70 89 96 92 96100 82 70 82 88 88 96 96 78 60 55 73 85 89 92 92 Wind Dir E N N SW W W N NW NW N N NE N NE E S SW SW SW SW W W Wind Spd 1 1 1 3 5 4 5 5 5 3 2 2 2 1 1 2 2 1 1 2 2 2 Clouds B2 OV OV OV OV OV B2 B2 B1 SC B1 B1 SC SC FW FW CL FW SC B1 B1 B2 PoP 12hr 100 60 0 0 5 QPF 12hr 0.60 0.08 0 0 0 Rain D D D L Obvis PF PF PF PF PF Date 12/04 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 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 30 44 36 49 33 51 30 46 Temp 45 40 33 32 42 41 39 37 48 43 38 34 49 44 37 31 45 40 Dewpt 33 32 29 30 37 38 37 37 41 39 36 34 40 39 36 31 35 33 PWind Dir NW N S SW SW W W N N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 OV OV B2 OV OV B2 B1 B1 B2 B1 B1 B2 B2 B1 SC PoP 12hr 5 20 50 50 30 20 10 20 5 Rain S C C C C C S S S S Snow S S $$ TNZ099-020900- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 222 PM EST Mon Dec 1 2025 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 45 27 50 33 Temp 47 48 44 43 43 43 43 44 43 36 32 30 28 27 35 46 50 43 37 35 35 35 Dewpt 36 41 42 42 42 42 41 36 32 31 29 28 27 26 29 32 32 34 33 32 32 33 RH 65 77 93 96 96 96 93 73 65 82 88 92 96 96 78 58 50 70 85 89 89 92 Wind Dir S S S S S SW N N N N N N N N NE S S S S SW SW NW Wind Spd 5 5 8 9 8 2 6 10 10 6 5 3 2 2 2 2 2 1 1 1 1 1 Clouds OV OV OV OV OV OV B2 B2 B1 SC SC SC SC FW FW FW FW FW SC B1 B2 B2 PoP 12hr 100 40 0 0 5 QPF 12hr 0.65 0.04 0 0 0 Rain C D D L C Obvis PF PF PF Wind chill 38 37 30 26 Min chill 38 38 38 30 26 25 29 35 34 Date 12/04 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 50 35 48 39 53 36 56 34 50 Temp 48 44 37 36 46 44 41 41 51 47 40 37 53 48 41 35 49 44 Dewpt 35 35 35 35 40 41 41 41 43 42 40 37 41 41 39 35 36 36 PWind Dir N N SE S SW S W N N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 10 40 50 50 30 20 5 20 5 Rain C C C C C C S S S $$ NCZ060-020900- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 222 PM EST Mon Dec 1 2025 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 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 39 45 21 51 27 Temp 54 44 41 40 40 41 42 43 41 35 32 29 24 22 33 48 50 41 34 32 30 29 Dewpt 39 37 37 38 39 40 42 39 34 31 29 27 24 22 29 31 30 32 30 29 28 27 RH 57 76 85 92 96 96100 86 76 85 88 92100100 85 51 46 70 85 88 92 92 Max/Min RH 100 76 100 44 96 Wind Dir SE SE SE SE SE E NW NW NW NW NW N N N N SW W W N N N NW Wind Dir Deg 14 12 13 12 12 7 30 30 31 31 32 33 0 0 0 23 26 24 0 0 0 31 Wind Spd 5 5 5 5 3 1 3 8 9 5 3 1 0 0 0 2 2 1 0 0 0 1 Wind Gust 18 Clouds B2 OV OV OV OV OV OV B2 B2 B2 B1 SC SC SC SC CL FW FW SC SC B2 B2 Clouds (%) 82 96 98 96 99 99 94 82 87 77 61 28 33 44 26 5 9 17 27 39 74 71 Vsby 10 10 6 4 3 2 7 8 10 10 10 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 100 70 0 0 5 QPF 12hr 0.78 0.13 0 0 0 Rain S L D D L Obvis PF PF PF PF Wind chill 35 Min chill 35 37 38 30 29 21 24 32 28 ChanceThunder 5 5 0 0 0 Max Mix Hgt AGL Mix Hgt 2100 2600 Max Vent Rt 30800 17800 T Wind Dir NW W T Wind Spd 12 4 ADI 31 18 Max LVORI 9 10 Stability D D D C C G G B B G F Ceiling NONE NONE 25000 5500 25000 25000 25000 25000 25000 25000 25000 Sta Pres 27.92 27.82 27.75 27.72 MM MM MM MM MM MM MM Date 12/04 Fri 12/05/25 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 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 32 46 36 50 31 54 30 49 Temp 47 40 36 34 44 42 39 38 48 44 37 32 53 44 38 31 49 39 Dewpt 32 32 33 34 38 38 39 38 42 38 36 32 38 39 36 31 34 33 PWind Dir NW NE SE SE W SE W NW NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 OV OV OV OV OV OV B2 B1 B1 B1 B1 B1 B2 B1 B1 SC PoP 12hr 10 40 60 60 30 20 10 20 5 Rain C C L L C C C S S S S Snow 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 $$