Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
403 FOUS54 KMRX 022218 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 518 PM EST Tue Dec 2 2025 TNZ017-030900- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 518 PM EST Tue Dec 2 2025 Date 12/02/25 Wed 12/03/25 Thu 12/04/25 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 26 44 26 43 29 Temp 36 32 30 29 27 32 41 44 36 30 29 28 28 34 41 43 37 32 31 30 31 Dewpt 31 29 28 26 25 28 29 29 29 26 25 24 25 29 30 28 28 28 27 28 30 RH 82 88 92 88 92 85 62 55 75 85 85 85 88 82 65 55 70 85 85 92 96 Wind Dir NW NW NW N NE W W W SW S SE S SW W W NW NE NE NE E E Wind Spd 5 2 1 1 1 1 2 2 2 1 0 1 1 2 4 4 3 2 2 2 2 Clouds B2 B2 OV B2 B1 SC FW FW FW FW SC B1 B2 B2 B2 B2 B2 B1 B2 OV OV PoP 12hr 10 0 0 0 40 QPF 12hr 0 0 0 0 0.04 Flurries C Frzg rain C C C Rain shwrs C C Sprinkles C Date 12/05 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 34 45 29 47 31 41 26 42 Temp 41 40 37 36 44 41 33 30 44 41 34 31 40 36 30 28 40 37 Dewpt 35 36 36 36 38 34 32 29 34 32 31 30 32 29 26 25 29 29 PWind Dir SE SW W NE NW NE NW N SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds OV B2 B2 OV B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B2 B1 PoP 12hr 50 30 20 10 10 30 20 20 20 Frzg rain C C S S Rain shwrs C C C S S S C S S S S $$ TNZ071-030900- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 518 PM EST Tue Dec 2 2025 Date 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 27 47 30 46 33 Temp 37 34 32 30 28 34 44 47 40 34 32 31 32 37 44 46 41 36 35 34 35 Dewpt 32 30 28 27 26 29 32 32 32 30 28 28 28 32 33 32 32 32 32 33 34 RH 82 85 85 88 92 82 62 56 73 85 85 88 85 82 65 58 70 85 89 96 96 Wind Dir N N N NE NE NE W W SE S SE SE NE N N N NE NE NE NE NE Wind Spd 5 4 3 2 1 1 2 2 2 1 1 1 1 2 3 4 3 2 2 1 1 Clouds B2 B1 B1 B1 B1 SC SC FW FW FW SC B1 B2 B2 B2 B2 B2 B2 B2 OV OV PoP 12hr 5 0 0 10 60 QPF 12hr 0 0 0 0 0.12 Rain shwrs S S L L L Date 12/05 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 45 38 49 32 51 34 46 29 47 Temp 43 43 40 39 48 44 37 33 48 44 37 34 44 40 33 31 45 41 Dewpt 39 40 39 39 40 38 35 32 37 36 34 33 34 32 29 28 32 32 PWind Dir SW SW W NE N NW NW N SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds OV B2 OV OV B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 SC B1 B1 SC PoP 12hr 60 30 20 10 10 30 20 10 20 Rain shwrs L L C S S S C C S S $$ TNZ036-030900- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 518 PM EST Tue Dec 2 2025 Date 12/02/25 Wed 12/03/25 Thu 12/04/25 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 25 46 29 45 32 Temp 35 32 30 28 27 34 43 46 38 32 31 30 31 37 43 45 39 35 34 33 34 Dewpt 30 28 27 26 25 29 30 31 31 29 29 28 29 32 33 32 31 31 31 33 33 RH 82 85 88 92 92 82 60 55 76 88 92 92 92 82 67 60 73 85 89100 96 Wind Dir N N NE NE NE NE SW SW N W W NW N N N NE NE NE NE N NE Wind Spd 3 2 2 2 1 1 1 1 0 1 1 1 1 2 2 2 2 2 2 2 1 Clouds B1 B1 B1 B1 SC SC FW CL FW FW SC B1 OV B2 B2 B2 B1 B2 B2 OV OV PoP 12hr 5 0 5 5 50 QPF 12hr 0 0 0 0 0.11 Rain shwrs S S C C L Date 12/05 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 44 36 49 31 49 33 45 28 46 Temp 43 42 39 38 47 43 35 31 46 42 36 33 44 39 31 30 44 40 Dewpt 38 39 39 38 39 37 33 31 36 36 33 32 34 31 28 28 32 31 PWind Dir S SW W N NW NW NW NW SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds OV B2 B2 OV B2 B1 SC B1 B1 SC B1 B2 B2 SC B1 B1 B1 SC PoP 12hr 60 20 20 10 10 40 20 10 20 Rain shwrs L C S S C C S S $$ TNZ099-030900- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 518 PM EST Tue Dec 2 2025 Date 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 27 50 32 49 36 Temp 36 33 31 29 27 35 46 48 40 35 33 33 33 40 47 49 44 39 37 36 37 Dewpt 32 30 28 27 27 30 31 31 33 32 31 31 31 35 33 33 34 35 36 36 37 RH 85 89 88 92100 82 55 51 76 89 92 92 92 82 58 54 68 85 96100100 Wind Dir N N N N N N N SE S N N N N N N N NE N N NE E Wind Spd 6 5 3 2 2 2 2 2 1 0 0 0 1 2 4 5 3 2 2 1 1 Clouds SC SC SC SC FW FW FW FW FW FW SC B1 B2 B2 B2 B2 OV B2 OV OV OV PoP 12hr 0 0 0 10 70 QPF 12hr 0 0 0 0 0.26 Rain shwrs C C L L L Wind chill 30 Min chill 30 27 26 29 33 32 35 37 36 Date 12/05 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 47 40 53 35 54 35 49 31 51 Temp 45 45 42 41 51 47 38 35 51 46 38 35 47 42 34 32 48 43 Dewpt 41 43 42 41 41 41 38 35 38 38 37 35 34 34 31 30 32 33 PWind Dir SE SW NW N NW NW NW N SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds OV B2 OV OV B2 B1 SC B1 B1 SC SC B1 B1 SC SC B1 SC SC PoP 12hr 60 20 20 20 10 30 20 5 10 Rain shwrs L C S S S S S S C S $$ NCZ060-030900- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 518 PM EST Tue Dec 2 2025 Date 12/02/25 Wed 12/03/25 Thu 12/04/25 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 22 50 27 49 32 Temp 36 32 29 24 23 34 47 49 40 33 31 29 29 39 48 46 40 37 35 33 34 Dewpt 32 30 28 24 23 30 32 31 31 29 27 25 25 30 30 30 31 32 33 33 34 RH 85 92 96100100 85 56 50 70 85 85 85 85 70 49 53 70 82 92100100 Max/Min RH 100 50 88 49 100 Wind Dir NW NW NW N N N W NW N N N N N N NW NW NW E SE SE SE Wind Dir Deg 31 30 30 0 0 0 27 30 0 0 0 0 0 33 31 31 32 10 12 13 13 Wind Spd 5 4 1 0 0 0 2 3 0 0 0 0 0 2 4 4 1 1 1 2 2 Wind Gust 18 Clouds B2 B1 FW SC SC SC FW FW FW FW SC SC B2 B2 OV OV OV B2 B2 OV OV Clouds (%) 74 52 20 33 44 33 10 16 25 23 26 47 70 85 88 90 88 80 79 91 97 Vsby 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 0 0 0 10 70 QPF 12hr 0 0 0 0 0.21 Rain shwrs C C L L L ChanceThunder 0 0 0 0 0 Max Mix Hgt AGL Mix Hgt 2300 2000 Max Vent Rt 13200 16400 T Wind Dir W NW T Wind Spd 4 5 ADI 13 16 Max LVORI 10 6 Stability C G G B B G F B B F D Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.79 27.83 27.89 27.92 27.97 27.98 27.99 27.98 27.98 27.96 27.90 Date 12/05 Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 12/09/25 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 37 50 31 52 31 46 26 47 Temp 44 44 40 38 48 43 35 32 49 43 35 31 45 37 30 28 45 40 Dewpt 39 40 40 38 40 37 35 32 36 35 33 31 33 31 28 26 30 30 PWind Dir SE W NW N SW N NW NW SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds OV OV OV OV B2 B1 B1 B1 B1 SC B1 B2 B2 SC SC B1 B1 SC PoP 12hr 70 50 30 20 10 30 20 10 10 Frzg rain C S Rain shwrs L L C C S C 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 $$