Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
324 FOUS54 KMRX 220116 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 916 PM EDT Fri Mar 21 2025 TNZ017-220800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 916 PM EDT Fri Mar 21 2025 Date 03/21/25 Sat 03/22/25 Sun 03/23/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 33 62 33 69 48 Temp 41 35 33 34 51 60 62 55 45 39 36 33 52 64 69 62 58 55 53 51 Dewpt 22 23 24 27 32 30 30 28 30 29 28 28 33 33 35 38 40 44 47 46 RH 46 61 69 75 48 32 30 35 55 67 72 82 48 31 28 41 51 66 80 83 Wind Dir S SW SW SW W W W W W SW SE E SE SW S S S SW SW W Wind Spd 3 3 5 6 14 18 17 9 3 2 2 3 3 8 12 10 10 8 9 8 Wind Gust 17 25 28 27 Clouds B1 SC FW SC FW FW FW FW CL FW FW FW SC B1 SC SC SC B2 OV OV PoP 12hr 0 0 0 5 90 QPF 12hr 0 0 0 0 0.59 Rain shwrs C C D D C Wind chill 27 27 Min chill 31 24 29 39 30 39 Date 03/24 Tue 03/25/25 Wed 03/26/25 Thu 03/27/25 Fri 03/28/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 37 62 40 58 33 60 38 71 Temp 58 54 42 38 57 54 45 41 54 50 38 34 56 53 42 41 67 62 Dewpt 35 27 28 30 32 34 37 36 32 28 29 29 28 30 32 31 38 40 PWind Dir W W SW W W NW W S S Wind Char GN LT GN LT GN LT LT LT LT Avg Clouds B1 FW SC SC SC B1 B1 B1 B1 SC FW FW FW FW FW SC SC SC PoP 12hr 30 0 30 40 10 5 5 5 5 Rain shwrs C C C S $$ TNZ071-220800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 916 PM EDT Fri Mar 21 2025 Date 03/21/25 Sat 03/22/25 Sun 03/23/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 66 38 73 52 Temp 49 44 42 43 55 63 66 59 49 45 40 38 55 68 73 68 64 61 56 53 Dewpt 25 26 28 30 32 31 29 29 31 30 30 29 37 41 41 42 43 47 49 47 RH 39 49 57 60 41 30 25 32 50 55 67 70 51 37 31 39 46 60 77 80 Wind Dir SW SW SW SW SW W W W W SE E E S SW SW S S SW SW W Wind Spd 5 8 10 10 13 14 14 6 2 2 2 2 5 13 17 13 13 12 10 9 Wind Gust 27 25 24 20 Clouds B1 CL CL SC CL CL CL CL CL FW FW FW SC SC FW SC B1 OV OV B2 PoP 12hr 0 0 0 10 90 QPF 12hr 0 0 0 0 0.90 Rain shwrs C L D D S Wind chill 36 37 Min chill 39 36 38 Date 03/24 Tue 03/25/25 Wed 03/26/25 Thu 03/27/25 Fri 03/28/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 41 68 45 64 38 65 42 75 Temp 62 58 46 42 64 62 51 45 59 56 44 39 61 58 47 44 70 67 Dewpt 35 30 32 32 35 38 40 36 33 31 32 31 30 32 33 34 41 41 PWind Dir W SW SW W NW N NW S S Wind Char GN LT GN LT GN LT LT LT LT Avg Clouds B1 FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC PoP 12hr 20 0 20 20 5 5 5 5 5 Rain shwrs S S S $$ TNZ036-220800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 916 PM EDT Fri Mar 21 2025 Date 03/21/25 Sat 03/22/25 Sun 03/23/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 65 37 72 50 Temp 46 41 39 38 54 63 65 58 48 42 40 38 55 66 71 67 62 59 54 51 Dewpt 25 27 28 30 34 32 30 29 31 30 30 30 37 41 43 44 46 48 50 46 RH 43 57 64 73 46 31 27 33 51 62 67 73 51 40 36 43 56 67 86 83 Wind Dir SW SW SW SW W W W W NW E E E S SW SW SW SW SW W W Wind Spd 4 5 5 5 9 11 10 4 2 1 2 2 4 11 14 11 11 10 8 5 Wind Gust 21 25 23 23 21 18 Clouds B1 CL CL FW CL CL CL CL FW FW FW FW SC SC SC B1 B1 OV OV B1 PoP 12hr 0 0 0 10 90 QPF 12hr 0 0 0 0 1.02 Rain shwrs L L D D Tstms S Date 03/24 Tue 03/25/25 Wed 03/26/25 Thu 03/27/25 Fri 03/28/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 40 68 43 63 37 65 42 74 Temp 63 57 45 41 63 60 48 44 59 55 42 38 61 57 47 44 69 66 Dewpt 33 30 32 32 36 38 39 36 33 31 32 30 31 33 34 35 42 43 PWind Dir W W SW W NW N W SW S Wind Char GN LT GN LT LT LT LT LT LT Avg Clouds SC FW SC SC SC SC SC SC SC SC FW FW FW FW FW SC SC SC PoP 12hr 10 0 20 20 5 0 5 5 5 Rain shwrs S S $$ TNZ099-220800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 916 PM EDT Fri Mar 21 2025 Date 03/21/25 Sat 03/22/25 Sun 03/23/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 41 69 40 75 54 Temp 52 46 43 41 57 68 69 62 52 47 43 40 57 71 75 69 65 60 58 54 Dewpt 25 28 29 32 36 33 31 33 35 35 35 34 40 44 44 45 48 50 52 49 RH 35 49 57 70 45 27 24 33 52 63 73 79 53 38 33 42 54 69 80 83 Wind Dir S S S S W W W NW N NE E SE S S S S S SW SW NW Wind Spd 3 3 4 3 5 9 9 4 2 1 1 1 6 14 14 10 9 9 6 5 Wind Gust 16 25 25 20 20 19 Clouds FW CL CL FW CL CL CL CL CL FW FW FW SC FW FW SC B1 OV OV B2 PoP 12hr 0 0 0 0 90 QPF 12hr 0 0 0 0 0.66 Rain shwrs C L D D Tstms S S Date 03/24 Tue 03/25/25 Wed 03/26/25 Thu 03/27/25 Fri 03/28/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 69 43 73 47 68 40 69 46 76 Temp 66 60 49 44 69 66 52 47 63 59 46 41 64 62 50 47 72 68 Dewpt 35 33 36 35 38 42 42 38 36 34 36 34 34 36 37 37 43 45 PWind Dir NW W SW NW NW N SE SE S Wind Char LT LT GN LT LT LT LT LT LT Avg Clouds B1 FW SC SC SC SC SC SC SC FW FW CL FW FW FW SC SC SC PoP 12hr 10 0 5 10 0 0 0 0 5 $$ NCZ060-220800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 916 PM EDT Fri Mar 21 2025 Date 03/21/25 Sat 03/22/25 Sun 03/23/25 Mon EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 31 65 35 73 48 Temp 41 35 32 31 52 63 64 54 46 40 37 35 55 67 70 64 58 57 53 50 Dewpt 23 24 24 27 31 28 26 27 28 28 28 27 35 37 37 39 40 43 46 46 RH 48 64 72 85 44 26 23 35 49 62 70 72 47 33 30 40 51 59 77 86 Max/Min RH 85 23 72 30 89 Wind Dir S S S SE W W NW NW NW SW E E S S S S S S SW W Wind Dir Deg 18 18 16 13 27 28 29 29 29 20 10 11 16 18 18 18 18 19 21 26 Wind Spd 1 1 2 2 5 9 9 4 2 1 1 2 4 10 11 6 6 6 5 4 Wind Gust 16 19 20 23 19 17 17 16 Clouds SC CL CL FW CL CL CL CL CL CL FW FW FW FW FW SC SC B2 OV OV Clouds (%) 34 3 1 19 2 2 4 3 3 5 13 7 18 20 14 26 43 82 97 91 Vsby 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 0 0 0 0 80 QPF 12hr 0 0 0 0 0.44 Rain shwrs C C D D C ChanceThunder 0 0 0 0 10 Max Mix Hgt AGL Mix Hgt 6200 6400 Max Vent Rt 158000 168500 T Wind Dir W S T Wind Spd 19 18 ADI 137 147 Max LVORI 5 3 Stability G G B B G G B B D D Ceiling 0 NONE 0 NONE NONE NONE NONE 14800 NONE NONE Sta Pres 27.92 27.89 27.92 27.94 27.97 27.94 27.90 27.82 27.78 27.82 Date 03/24 Tue 03/25/25 Wed 03/26/25 Thu 03/27/25 Fri 03/28/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 38 70 42 63 34 67 40 74 Temp 61 55 44 38 65 60 48 42 60 55 41 35 62 57 44 42 69 63 Dewpt 34 27 29 29 32 36 38 35 31 27 30 29 26 29 31 30 35 37 PWind Dir W NW SW W NW N NW E S Wind Char LT LT LT LT GN LT LT LT LT Avg Clouds B2 SC SC SC SC SC SC SC SC SC FW CL FW FW FW FW SC SC PoP 12hr 30 0 10 10 5 0 0 0 5 Rain shwrs C This is an experimental product for planning and review purposes only, and is not to be substituted for an official fire weather spot forecast $$