Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
803 FOUS54 KMRX 081852 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 151 PM EST Wed Jan 8 2025 TNZ017-090900- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 151 PM EST Wed Jan 8 2025 Date 01/08/25 Thu 01/09/25 Fri 01/10/25 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 14 28 18 34 27 Temp 28 25 20 18 16 15 18 26 28 24 20 19 19 21 27 31 33 31 30 29 29 28 Dewpt 16 14 12 10 9 9 10 10 9 10 11 10 10 10 14 16 21 26 28 29 28 27 RH 60 62 71 70 73 77 70 50 44 54 67 67 67 62 57 53 61 81 92100 96 96 Wind Dir W W W W W W W W W W SE E E E E SW W E SE SW W W Wind Spd 11 8 6 6 6 5 5 4 4 1 1 1 1 1 2 2 2 2 2 2 4 8 Wind Gust 18 17 Clouds B2 B2 B1 B1 B1 SC FW FW CL FW FW SC B1 B2 OV OV B2 OV OV OV OV OV PoP 12hr 10 0 0 70 100 QPF 12hr 0 0 0 0.06 0.31 Flurries C S S Snow L L D D D L C Wind chill 18 16 11 9 7 6 11 20 20 Min chill 15 9 5 5 20 18 18 21 29 26 19 Winter Storm A A A A A A A Date 01/11 Sun 01/12/25 Mon 01/13/25 Tue 01/14/25 Wed 01/15/25 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 30 15 35 18 36 20 32 14 28 Temp 30 25 19 16 31 26 20 20 33 31 25 21 28 25 19 16 26 23 Dewpt 26 21 17 15 23 19 16 17 29 26 22 19 22 19 16 12 19 16 PWind Dir W SW SW S SW W W W W Wind Char GN LT LT LT LT LT GN LT GN Avg Clouds B2 B1 B1 B1 SC FW SC SC B2 B1 B1 B2 B1 B1 B1 B1 B2 B1 PoP 12hr 30 0 0 5 5 10 0 5 10 Snow C $$ TNZ071-090900- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 151 PM EST Wed Jan 8 2025 Date 01/08/25 Thu 01/09/25 Fri 01/10/25 Sat EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 16 34 22 33 28 Temp 33 28 23 20 18 17 23 31 33 28 24 23 24 25 29 31 32 32 30 29 29 29 Dewpt 17 16 14 12 11 11 12 11 10 13 13 13 14 14 18 22 27 29 29 29 28 28 RH 51 60 68 71 73 77 62 43 38 53 62 65 65 62 63 69 81 88 96100 96 96 Wind Dir W NW NW NW NW N NE N NE N E NE NE NE E W W NE N NW W W Wind Spd 8 6 4 3 3 1 2 3 2 2 1 1 2 2 2 3 2 2 2 2 3 4 Clouds B1 SC B1 SC SC FW FW FW CL FW FW SC B2 OV OV OV B2 OV OV OV OV OV PoP 12hr 0 0 0 90 90 QPF 12hr 0 0 0 0.23 0.40 Flurries S Snow C D D D D L C Wind chill 26 21 17 Min chill 21 15 12 16 28 23 23 26 29 29 24 Winter Storm A A A A A A A Date 01/11 Sun 01/12/25 Mon 01/13/25 Tue 01/14/25 Wed 01/15/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 34 14 37 21 39 20 36 17 33 Temp 33 26 18 16 33 27 23 25 36 32 25 22 33 27 22 18 30 27 Dewpt 26 21 17 15 25 22 20 23 29 26 22 19 23 20 19 15 20 19 PWind Dir W S NW SW W W W W W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B1 SC SC SC FW SC SC B1 B1 B1 B1 SC SC SC B1 B1 SC PoP 12hr 10 0 0 5 0 5 0 0 0 $$ TNZ036-090900- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 151 PM EST Wed Jan 8 2025 Date 01/08/25 Thu 01/09/25 Fri 01/10/25 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 34 22 33 27 Temp 32 25 21 19 18 17 23 31 33 26 23 23 24 26 29 31 32 31 29 29 29 28 Dewpt 17 15 12 12 10 10 11 9 10 13 13 13 13 13 18 21 26 28 28 28 28 27 RH 53 65 68 74 70 73 59 39 38 57 65 65 62 57 63 66 78 88 96 96 96 96 Wind Dir W NW NW NW N N N NE E S N NE NE E SE SW S E NW W W W Wind Spd 6 4 3 2 2 2 2 2 2 1 1 1 2 2 2 2 2 2 2 2 3 4 Clouds B1 SC SC SC FW FW CL CL CL FW FW B1 OV OV OV OV B2 OV OV OV OV OV PoP 12hr 0 0 0 90 90 QPF 12hr 0 0 0 0.25 0.33 Flurries S Snow C D D D D L C Wind chill 26 19 Min chill 19 15 17 17 26 23 23 27 31 29 23 Winter Storm A A A A A A A Date 01/11 Sun 01/12/25 Mon 01/13/25 Tue 01/14/25 Wed 01/15/25 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 34 14 36 21 38 19 36 16 32 Temp 33 24 17 16 32 27 23 25 35 31 23 21 33 27 21 18 30 26 Dewpt 25 21 16 15 25 22 21 22 29 25 21 18 22 20 17 14 20 18 PWind Dir W NW SE SW W W W W W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B1 SC SC SC FW SC B1 B2 B1 B1 B1 SC SC SC B1 B1 SC PoP 12hr 10 0 0 5 5 5 0 0 5 $$ TNZ099-090900- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 151 PM EST Wed Jan 8 2025 Date 01/08/25 Thu 01/09/25 Fri 01/10/25 Sat EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 19 39 26 34 29 Temp 36 31 26 23 21 20 25 35 38 30 27 27 28 29 31 31 33 33 33 32 31 30 Dewpt 20 18 16 14 13 13 13 13 13 16 17 17 17 18 22 27 31 32 33 32 30 27 RH 52 58 65 68 71 74 60 40 35 55 65 65 63 63 69 85 92 96100100 96 88 Wind Dir NW NW NW N N N N N NE NE NE N N NE SE S SE SE W NW W NW Wind Spd 9 6 5 4 3 2 3 3 3 1 1 1 1 1 2 3 3 2 1 2 2 4 Clouds SC SC FW FW FW CL CL CL FW FW SC B2 OV OV OV OV OV OV OV OV OV B2 PoP 12hr 0 0 5 90 90 QPF 12hr 0 0 0 0.52 0.25 Snow C L D D D D C Wind chill 29 24 19 17 Min chill 24 17 15 18 30 27 27 28 29 32 25 Winter Storm A A A A A A A Date 01/11 Sun 01/12/25 Mon 01/13/25 Tue 01/14/25 Wed 01/15/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 35 17 40 24 41 22 40 19 36 Temp 34 26 20 18 34 30 25 26 37 33 26 23 35 30 24 22 34 29 Dewpt 26 23 19 17 27 25 23 24 30 28 23 20 24 24 21 18 21 21 PWind Dir NW NW SE SW W NW NW NW NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 SC SC SC SC FW SC SC B1 SC SC B1 SC SC SC SC SC SC PoP 12hr 5 0 0 5 0 0 0 0 0 $$ NCZ060-090900- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 151 PM EST Wed Jan 8 2025 Date 01/08/25 Thu 01/09/25 Fri 01/10/25 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 37 21 34 27 Temp 32 26 22 18 16 14 22 35 35 28 23 22 23 25 30 33 33 33 31 30 29 28 Dewpt 16 16 13 11 9 9 8 6 8 11 11 10 11 11 17 24 28 29 29 30 29 27 RH 51 65 68 73 73 80 54 29 32 48 59 59 59 55 58 69 82 85 92100100 96 Max/Min RH 84 27 62 55 100 Wind Dir NW NW NW NW NW NW NW NW NW NW N N N N SE SE SE SE SE S NW NW Wind Dir Deg 31 31 31 31 31 30 32 32 30 29 0 0 0 0 15 15 14 14 13 18 29 30 Wind Spd 9 6 5 5 4 2 3 5 5 1 0 0 0 0 1 3 3 2 2 2 2 5 Wind Gust 20 19 Clouds FW SC SC FW FW FW FW CL CL CL FW B1 B2 OV OV OV OV OV OV OV OV OV Clouds (%) 25 34 27 17 16 7 7 3 1 3 19 57 85 93 96 92 89 92 94 91 92 90 Vsby 10 10 10 10 10 10 10 10 10 PoP 12hr 0 0 0 90 100 QPF 12hr 0 0 0 0.35 0.36 Snow S C D D D D L C Wind chill 24 18 15 10 9 22 Min chill 18 10 8 13 25 22 22 26 30 30 22 Winter Storm A A A A A A A Haines 4 4 LAL 1 1 1 1 1 1 1 1 1 MM MM Max Mix Hgt AGL Mix Hgt 2500 1600 Max Vent Rt 23100 20300 T Wind Dir NW SE T Wind Spd 8 9 ADI 20 18 Max LVORI 4 4 Stability C F G C B F D B B MM MM Ceiling 0 0 0 NONE NONE NONE NONE NONE NONE MM MM Sta Pres 27.98 27.97 28.01 28.01 28.00 27.94 27.88 27.85 27.70 MM MM Date 01/11 Sun 01/12/25 Mon 01/13/25 Tue 01/14/25 Wed 01/15/25 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 32 14 42 20 40 19 38 15 34 Temp 31 24 17 15 37 29 22 23 37 31 25 21 33 27 21 17 31 26 Dewpt 23 20 16 14 23 21 19 20 27 25 22 19 22 19 17 14 18 17 PWind Dir NW NW W S NW NW NW NW NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 SC SC SC SC FW SC SC B1 SC SC SC SC SC SC SC SC SC PoP 12hr 5 0 0 5 0 0 0 0 0 This is an experimental product for planning and review purposes only, and is not to be substituted for an official fire weather spot forecast $$