Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
946 FOUS54 KMRX 191122 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 721 AM EDT Sat Apr 19 2025 TNZ017-192000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 721 AM EDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 56 84 59 83 Temp 52 71 81 84 75 64 59 56 58 73 82 83 78 69 65 61 61 73 79 79 73 Dewpt 50 54 51 49 51 52 52 53 55 59 56 55 58 57 56 53 54 55 53 54 54 RH 93 55 35 30 43 65 78 90 90 62 41 38 50 66 73 75 78 53 41 42 51 Wind Dir SW SW SW SW SW S SE E E SW W SE SE SE S S S S SW SW SW Wind Spd 1 4 10 11 6 2 1 1 1 1 2 3 2 3 2 3 4 9 12 12 8 Clouds B2 B1 SC SC B1 B1 B1 B2 B2 B1 B2 B1 B2 B2 B1 B1 SC SC SC SC B1 PoP 12hr 0 0 10 0 20 QPF 12hr 0 0 0 0 0.01 Rain shwrs S S C Tstms S S Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 74 55 77 55 80 57 82 Temp 63 60 71 68 59 57 74 71 59 58 77 72 61 60 78 73 Dewpt 56 58 58 56 54 55 56 56 54 55 59 57 56 57 59 59 PWind Dir SW SW SE SW E S SE S Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B2 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 60 60 20 40 10 40 20 40 Rain shwrs C L L C S S C C S C S S S C Tstms S S S S S $$ TNZ071-192000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 721 AM EDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 61 86 63 84 Temp 61 75 84 86 79 70 66 62 62 77 84 86 80 72 69 65 64 75 80 81 75 Dewpt 53 54 51 51 53 54 55 56 56 60 59 58 58 57 54 52 53 55 55 56 56 RH 75 48 32 30 41 57 68 81 81 56 43 39 47 59 59 63 67 50 42 42 52 Wind Dir SW SW SW SW SW SW SW NE E W W S S S S S S SW SW SW SW Wind Spd 5 11 13 13 6 3 2 2 2 2 4 5 4 4 4 4 5 13 17 13 9 Wind Gust 24 Clouds B1 B1 SC B1 B1 B1 B2 B2 B1 B1 B2 B1 B2 B1 B1 B1 B1 SC B1 B2 B2 PoP 12hr 0 0 5 0 30 QPF 12hr 0 0 0 0 0.39 Rain shwrs C C C Tstms S C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 75 59 80 59 81 61 84 Temp 67 62 71 70 62 60 77 74 63 61 79 74 65 62 80 76 Dewpt 59 60 61 59 57 57 61 59 57 57 62 60 59 59 62 61 PWind Dir SW SW SE NW E SW SE SW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 OV OV B2 B2 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 70 60 20 40 10 40 20 40 Rain shwrs C L L L S S C C C C S S C Tstms C S C S S S S S $$ TNZ036-192000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 721 AM EDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 61 86 62 82 Temp 60 73 82 85 78 69 65 62 62 76 84 86 80 71 68 64 63 73 79 79 74 Dewpt 54 54 54 53 55 55 55 56 57 60 60 57 59 58 55 53 54 57 56 56 57 RH 81 51 38 33 45 61 70 81 84 58 44 37 49 63 63 67 72 57 45 45 55 Wind Dir SW SW SW SW SW SW SW SW E SW SW S S S S S SW SW SW SW SW Wind Spd 4 10 11 9 4 2 1 1 1 2 4 4 3 3 3 3 4 11 13 11 6 Wind Gust 14 21 19 21 24 23 Clouds B1 SC SC B1 B1 B2 B2 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 PoP 12hr 0 0 10 0 40 QPF 12hr 0 0 0 0 0.46 Rain shwrs C C L Tstms S C C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 76 58 80 58 81 60 84 Temp 65 61 73 70 61 59 77 73 63 61 79 73 64 62 80 76 Dewpt 59 59 60 58 57 57 60 58 57 57 62 61 59 59 63 61 PWind Dir SW SW W S NE S S SW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 OV OV B2 B2 B2 B1 SC SC B1 B1 B1 B1 B2 B1 B1 PoP 12hr 70 60 20 40 10 40 20 40 Rain shwrs L L L C S S C C C C S S C Tstms C S S S S S S S $$ TNZ099-192000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 721 AM EDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 63 86 63 84 Temp 58 74 84 87 81 71 67 65 64 78 84 86 81 72 68 65 64 74 81 82 76 Dewpt 55 58 54 54 56 58 59 59 59 61 59 55 57 57 55 55 56 57 58 58 59 RH 90 57 36 32 42 63 75 81 84 56 43 35 44 59 63 70 75 55 46 44 56 Wind Dir S S S SW S S S SE SE S S S S S S S S S S SW SW Wind Spd 3 8 10 11 4 2 1 1 1 3 6 8 4 4 3 4 5 10 12 10 5 Wind Gust 20 20 23 20 Clouds SC SC SC SC B1 B1 B1 B2 B2 B1 B2 B2 B2 B2 SC B1 SC SC B1 B2 B2 PoP 12hr 0 0 5 0 40 QPF 12hr 0 0 0 0 0.18 Rain shwrs C C C Tstms S C C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 77 61 82 61 82 63 86 Temp 66 63 73 72 63 62 77 75 64 62 78 76 66 64 82 78 Dewpt 62 61 63 62 61 60 62 61 60 59 63 63 62 61 63 62 PWind Dir SW S SE SE E S SE S Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 OV B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 80 60 30 40 10 30 20 20 Rain shwrs C D L L S C C C S C S S S Tstms C S S C S S S S S S $$ NCZ060-192000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 721 AM EDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 55 84 58 83 Temp 53 73 84 87 77 67 60 58 56 74 83 82 75 68 64 61 59 72 79 80 73 Dewpt 51 53 47 49 51 54 54 54 55 59 56 54 52 52 51 50 52 54 51 51 52 RH 93 49 28 27 40 63 81 86 96 59 40 38 45 57 63 67 78 53 38 36 48 Min/Max RH 26 96 37 78 35 Wind Dir SE S SW SW SW SE E E E S S S SE SE SE SE SE S S SW SW Wind Dir Deg 12 19 21 22 21 14 11 10 10 16 18 17 15 15 15 15 15 18 19 20 20 Wind Spd 1 4 6 8 2 1 1 1 1 2 4 5 4 3 3 3 3 6 9 8 4 Wind Gust 17 19 Clouds SC SC SC FW SC SC B1 B2 B2 B1 B1 B1 B2 B1 B1 SC SC SC SC B1 B2 Clouds (%) 48 46 45 24 40 36 56 73 70 69 67 61 80 61 63 44 47 31 43 51 75 Vsby 10 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 0 0 5 0 20 QPF 12hr 0 0 0 0 0.04 Rain shwrs S S C Tstms S C ChanceThunder 0 0 5 0 20 Max Mix Hgt AGL Mix Hgt 5100 5700 5900 Max Vent Rt 80100 67100 109200 T Wind Dir S S S T Wind Spd 13 9 16 ADI 70 58 95 Max LVORI 6 8 4 Stability G B A F F B B F G B B Ceiling NONE NONE NONE NONE NONE NONE NONE NONE 23500 23500 NONE Sta Pres 28.12 28.12 28.12 28.12 28.13 28.10 28.04 28.04 28.04 27.99 27.97 Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 59 74 56 80 56 80 58 83 Temp 63 59 70 68 59 57 74 71 59 58 76 71 62 60 79 73 Dewpt 55 57 58 56 55 56 57 55 55 55 57 56 57 56 57 56 PWind Dir S SW SE SW E SE SE S Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 B2 OV B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 PoP 12hr 70 70 30 50 20 40 20 30 Rain shwrs C L L L C C C C S S C C S S S C Tstms C S S C C S S S S S 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 $$