Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
513 FOUS54 KMRX 221657 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1156 AM EST Sat Nov 22 2025 TNZ017-230900- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1156 AM EST Sat Nov 22 2025 Date 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 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 45 60 35 64 45 Temp 65 57 53 51 48 45 51 58 60 52 44 40 37 35 48 61 63 55 47 46 46 47 Dewpt 56 54 52 50 48 45 47 45 43 43 41 38 36 35 39 38 39 36 35 35 37 38 RH 73 90 96 96100100 86 62 53 71 89 92 96100 71 42 41 49 63 65 71 71 Wind Dir W NW NW N NW W W W W NW NE NE NE E E S S SE SE SE SE SE Wind Spd 8 3 2 1 1 2 4 8 6 2 1 1 1 2 2 2 4 5 4 3 4 4 Clouds SC B1 B2 B2 B1 B1 SC FW FW FW FW FW SC SC SC SC SC B1 B2 B2 OV OV PoP 12hr 10 0 0 0 10 QPF 12hr 0 0 0 0 0 Rain shwrs C Sprinkles S Date 11/25 Wed 11/26/25 Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 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 63 52 60 32 47 25 44 25 49 Temp 61 58 55 53 59 50 39 32 44 40 29 25 42 37 28 25 46 39 Dewpt 53 53 54 53 51 40 34 29 26 24 23 22 22 23 23 21 23 25 PWind Dir S SW W W W W W S SW Wind Char LT LT GN LT GN LT LT LT LT Avg Clouds OV B2 OV OV B2 B1 SC SC SC FW FW SC SC FW FW SC FW SC PoP 12hr 60 80 40 20 5 5 5 10 5 Rain shwrs C L D L C C S $$ TNZ071-230900- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1156 AM EST Sat Nov 22 2025 Date 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 65 41 65 50 Temp 70 62 57 55 51 48 54 62 64 56 49 45 43 41 52 62 65 57 52 51 52 52 Dewpt 59 57 56 53 51 48 50 48 46 46 45 43 41 40 44 46 46 46 44 43 43 46 RH 68 84 96 93100100 86 60 52 69 86 93 93 96 74 56 50 67 74 74 71 80 Wind Dir W NW NE N N NE N N N NE NE NE NE E NE W E SE S S S S Wind Spd 6 4 2 2 2 2 2 3 3 2 2 2 3 3 2 2 2 3 4 5 5 5 Clouds SC SC B1 B2 B1 SC SC FW CL FW FW FW SC SC SC SC SC B1 B2 OV OV OV PoP 12hr 5 0 0 0 20 QPF 12hr 0 0 0 0 0 Rain shwrs S S L Date 11/25 Wed 11/26/25 Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 55 63 35 50 29 49 29 52 Temp 63 61 58 55 62 51 41 35 47 43 34 29 46 42 33 29 49 44 Dewpt 57 57 58 55 51 42 36 31 28 28 27 26 26 27 27 25 28 31 PWind Dir S SW W NW W W W NE N Wind Char GN LT GN LT LT LT LT LT LT Avg Clouds OV OV OV OV B2 SC SC SC FW FW FW SC FW FW FW FW FW FW PoP 12hr 80 80 40 10 5 5 5 10 5 Rain shwrs L D D L C S Tstms S S C S S $$ TNZ036-230900- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1156 AM EST Sat Nov 22 2025 Date 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 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 46 65 40 64 49 Temp 69 60 55 52 48 46 54 62 64 55 47 44 42 40 51 61 63 55 50 51 51 51 Dewpt 58 57 54 51 48 46 49 47 45 46 44 42 41 40 44 46 47 46 44 43 44 47 RH 68 90 96 96100100 83 58 50 72 89 93 96100 77 58 56 72 80 74 77 86 Wind Dir W NW N N N N NW NW N N NE NE NE NE E S S S S S S S Wind Spd 5 3 2 2 2 2 2 3 3 2 2 2 2 2 2 2 2 2 2 2 3 4 Wind Gust 14 Clouds FW SC SC SC SC SC FW FW CL FW FW FW SC SC SC B1 SC B1 B2 OV OV OV PoP 12hr 5 0 0 0 30 QPF 12hr 0 0 0 0 0.01 Rain shwrs C C D Date 11/25 Wed 11/26/25 Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 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 64 54 62 32 50 28 48 28 51 Temp 62 60 58 55 61 48 38 32 48 40 31 28 46 40 31 28 48 42 Dewpt 57 58 58 54 49 40 34 30 27 27 26 26 26 27 25 25 28 29 PWind Dir SW SW W NW W W W N SE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds OV OV B2 B2 B2 SC SC SC SC FW FW SC FW FW FW FW FW SC PoP 12hr 80 80 30 10 0 5 5 10 5 Rain shwrs D D D L C S Tstms S S C S $$ TNZ099-230900- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1156 AM EST Sat Nov 22 2025 Date 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 69 44 69 56 Temp 73 64 59 56 52 50 58 66 68 59 51 48 46 44 54 66 68 62 58 57 57 56 Dewpt 58 59 58 55 52 50 50 46 45 46 47 46 44 43 46 46 47 48 45 45 47 51 RH 59 84 96 96100100 75 48 43 62 86 93 93 96 74 48 47 60 62 64 69 83 Wind Dir W NW N N N N N N N N N N N NE E SE SE SE SE S S S Wind Spd 8 4 2 2 2 3 5 6 6 2 2 2 2 2 3 8 10 6 8 8 10 11 Wind Gust 18 21 21 Clouds SC FW FW SC SC SC FW CL CL FW CL FW SC SC SC B1 B1 B2 B2 B2 OV OV PoP 12hr 5 0 0 0 30 QPF 12hr 0 0 0 0 0.03 Rain shwrs C C D Date 11/25 Wed 11/26/25 Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 57 65 36 52 32 52 32 55 Temp 64 63 61 57 64 52 41 36 51 45 35 32 50 44 34 32 52 46 Dewpt 59 62 61 56 50 43 36 32 27 30 29 28 27 29 29 27 28 32 PWind Dir S SW NW NW NW NW N N SE Wind Char GN LT GN LT LT LT LT LT LT Avg Clouds OV OV B2 B2 B1 SC SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 80 80 30 10 5 5 5 10 5 Rain shwrs D D D C C S Tstms S C C S S $$ NCZ060-230900- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1156 AM EST Sat Nov 22 2025 Date 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 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 47 66 36 66 49 Temp 69 60 55 53 50 47 55 65 63 52 45 42 39 37 54 65 63 54 51 51 50 49 Dewpt 57 56 54 53 49 47 49 44 42 44 42 41 38 36 42 41 41 41 40 39 41 45 RH 66 87 96100 96100 80 46 46 74 89 96 96 96 64 41 44 61 66 63 71 86 Max/Min RH 100 43 100 40 89 Wind Dir NW NW NW NW NW NW NW NW NW NW N N N E SE SE SE SE SE SE SE SE Wind Dir Deg 29 29 30 30 29 31 31 31 31 30 0 0 0 9 13 15 15 13 13 13 14 14 Wind Spd 6 2 2 1 1 2 2 5 5 2 0 0 0 1 3 6 6 5 5 5 8 8 Wind Gust 16 20 20 23 23 Clouds SC SC SC SC SC SC FW CL CL FW FW FW SC SC SC SC B1 B1 B1 OV OV OV Clouds (%) 48 40 39 41 46 49 17 5 5 6 6 10 33 42 39 44 61 59 69 92 96 98 Vsby 10 10 10 10 7 5 10 10 10 10 10 PoP 12hr 5 0 0 0 10 QPF 12hr 0 0 0 0 0 Rain shwrs L ChanceThunder 5 0 0 0 0 Max Mix Hgt AGL Mix Hgt 3200 3600 Max Vent Rt 34900 43500 T Wind Dir NW SE T Wind Spd 9 11 ADI 35 43 Max LVORI 9 8 Stability B G G C B G G C C D D Ceiling 5500 NONE 3200 NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.86 27.89 27.93 27.95 27.98 27.98 28.02 28.01 27.98 27.96 27.95 Date 11/25 Wed 11/26/25 Thu 11/27/25 Fri 11/28/25 Sat 11/29/25 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 62 52 63 32 50 25 50 26 54 Temp 60 59 56 53 61 50 38 32 49 38 30 26 49 38 30 26 53 40 Dewpt 54 56 56 53 51 44 35 28 24 26 24 22 22 25 25 22 25 29 PWind Dir SE S NW NW NW NW NW NE SE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds OV OV OV OV B2 B1 SC SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 80 90 40 20 5 5 5 10 5 Rain shwrs L D D L C C S Tstms 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 $$