Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
427 FOUS54 KMRX 250742 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 341 AM EDT Wed Sep 25 2024 TNZ017-252000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 341 AM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 76 64 73 66 79 Temp 67 67 71 74 72 67 66 65 65 64 68 71 72 70 67 68 67 68 72 77 77 70 Dewpt 66 66 69 68 68 66 65 65 65 64 66 67 67 66 66 67 66 67 70 69 67 64 RH 97 97 93 82 87 97 97100100100 93 87 84 87 97 97 97 97 93 76 71 81 Wind Dir E E S SW S E E E E E E E E E E E E E SE SE S SE Wind Spd 2 2 3 5 5 4 4 4 5 6 9 10 11 12 13 16 19 23 24 23 20 14 Wind Gust 27 42 39 39 37 37 31 Clouds OV B2 B2 OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV B2 B2 B1 SC SC PoP 12hr 90 90 80 80 80 QPF 12hr 1.40 1.35 0.42 1.01 0.76 Rain shwrs C C C L D L D D D L L D D D D D D D D C C S Tstms C C C C C C C C S S S S S Obvis PF PF PF PF PF PF PF PF PF Flood A A A A A A A A Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 78 60 78 61 75 59 74 Temp 64 61 75 70 62 60 74 70 62 61 73 69 61 59 72 68 Dewpt 62 61 64 63 61 60 66 64 62 61 65 63 60 59 65 61 PWind Dir SE S SE SE SE NE E W Wind Char LT LT LT LT LT LT LT LT Avg Clouds SC SC SC SC B1 B1 SC SC B1 B1 B1 SC B1 B1 B1 SC PoP 12hr 20 20 30 40 30 40 40 40 Rain shwrs S S C C S C C C S C C C S C Tstms S $$ TNZ071-252000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 341 AM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 65 73 67 78 Temp 70 70 72 73 72 68 66 66 65 65 68 71 72 71 69 69 68 69 72 76 76 71 Dewpt 68 68 69 69 68 67 66 65 65 65 66 68 68 67 68 67 67 68 70 69 68 64 RH 93 93 90 87 87 97100 97100100 93 90 87 87 97 93 97 97 93 79 76 79 Wind Dir S N W SW S E E NE NE NE E NE NE NE NE NE NE E S S S S Wind Spd 3 3 3 3 5 6 5 5 6 9 9 10 12 13 16 17 21 23 24 23 20 14 Wind Gust 29 41 36 36 33 Clouds OV B2 OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 PoP 12hr 90 90 80 90 80 QPF 12hr 0.71 0.73 1.03 1.29 0.67 Rain shwrs L L D D D C L L D L L D D D D D D D D C C C Tstms L L C C C C C C S S S S S S S Obvis PF PF PF PF PF PF PF PF PF Flood A A A A A A A A Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 78 63 79 63 79 61 79 Temp 67 64 75 72 66 63 76 72 65 63 77 73 64 61 77 72 Dewpt 64 62 65 64 63 62 68 65 64 62 67 65 63 61 66 63 PWind Dir S S S SW S W E NW Wind Char GN GN LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC PoP 12hr 30 30 30 40 30 40 30 30 Rain shwrs C C C S S C C S S C C S C Tstms S S S $$ TNZ036-252000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 341 AM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 74 63 72 65 77 Temp 69 67 71 73 72 67 65 65 65 63 68 71 72 68 67 66 66 67 72 73 75 70 Dewpt 68 67 70 70 68 67 65 65 65 63 67 68 68 67 67 66 66 67 71 69 68 65 RH 97100 97 90 87100100100100100 97 90 87 97100100100100 97 87 79 84 Wind Dir S S SW S SE E E NE NE NE NE NE NE NE NE NE NE NE SE S S S Wind Spd 2 2 2 3 3 3 3 3 4 5 6 8 10 10 12 13 18 20 21 20 18 13 Wind Gust 28 42 37 40 34 32 28 Clouds OV OV OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 PoP 12hr 80 80 80 90 80 QPF 12hr 0.34 0.47 0.94 1.53 0.92 Rain shwrs L L L L D C C L L L L D D D D D D D D C C C Tstms C C C C C C C S S S S S S S S Obvis PF PF PF PF PF PF PF PF PF PF Flood A A A A A A A A Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 62 77 62 78 60 79 Temp 64 62 72 69 63 62 74 71 64 62 76 71 62 60 77 71 Dewpt 64 62 66 64 63 62 69 65 64 62 68 65 62 60 66 62 PWind Dir S S S S W W NW NW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC SC B1 SC SC PoP 12hr 30 30 30 40 30 40 30 30 Rain shwrs C S C C S C C S S C C S S C Tstms S S S S $$ TNZ099-252000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 341 AM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 77 65 73 67 76 Temp 72 71 72 75 74 69 67 66 66 66 68 71 72 70 68 69 67 68 70 73 74 69 Dewpt 67 68 69 68 68 67 65 65 66 65 66 68 68 68 68 68 67 68 69 69 68 65 RH 84 90 90 79 82 93 93 97100 97 93 90 87 93100 97100100 97 87 82 87 Wind Dir SW SW S SW SE E NE NE NE NE NE NE NE NE NE NE N N S S S S Wind Spd 2 2 2 4 5 5 4 4 5 6 8 10 12 13 16 16 17 18 20 19 19 16 Wind Gust 27 40 34 34 31 29 31 Clouds OV B2 OV B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 PoP 12hr 80 60 80 90 80 QPF 12hr 0.13 0.31 1.40 2.51 0.68 Rain shwrs L L L L L C C C L L L D D D D D D D D L L S Tstms L C L C L C C C S S S C S S S S S Obvis PF PF PF PF PF PF Flood A A A A A A A A A A A A A A A A A Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 77 64 80 64 80 64 81 Temp 66 64 74 71 66 64 77 73 66 64 77 74 66 64 78 74 Dewpt 64 62 66 64 64 63 68 65 64 63 68 65 63 62 66 64 PWind Dir S S S SW SW W NW N Wind Char GN GN LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 20 30 10 30 20 30 10 20 Rain shwrs S C C S S S C S Tstms S S S $$ NCZ060-252000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 341 AM EDT Wed Sep 25 2024 Date Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 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 75 61 72 64 74 Temp 67 66 71 72 69 65 64 64 63 63 68 71 69 67 67 66 65 66 69 71 71 66 Dewpt 66 66 68 69 67 65 64 64 63 63 65 66 67 66 66 66 65 66 67 66 65 64 RH 97100 90 90 93100100100100100 90 84 93 97 97100100100 93 84 81 93 Min/Max RH 84 100 84 100 81 Wind Dir SE SE SE W N E E SE E E E E E E E E E SE S S S S Wind Dir Deg 14 13 14 27 1 9 11 13 11 8 8 8 9 9 9 8 7 15 17 18 18 17 Wind Spd 2 2 3 4 4 4 3 3 4 6 9 9 10 10 12 14 17 18 19 17 16 11 Wind Gust 31 41 37 39 36 31 Clouds OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B1 Clouds (%) 94 91 82 93 92 96 89 97 97 98 95 91 93 97 98 95 97 99 87 79 70 61 Vsby 3 3 3 3 3 3 3 2 2 1 2 PoP 12hr 90 90 90 90 80 QPF 12hr 1.11 1.07 1.75 2.02 0.86 Rain shwrs D C L D D L L D L D D D D D D D D D D C C S Tstms L C L C L L C C S S S S S S S S S S Obvis PF PF PF PF PF PF PF PF PF PF Flood A A A A A A A A A A A A A A A A A Haines 3 3 3 LAL 4 4 4 4 3 2 2 2 2 2 2 Max Mix Hgt AGL Mix Hgt 2400 1800 3500 Max Vent Rt 21000 20300 65200 T Wind Dir S E S T Wind Spd 8 10 18 ADI 18 18 57 Max LVORI 10 9 7 Stability D B D D D C D D D D C Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE 7200 8000 Sta Pres 27.82 27.84 27.80 27.75 27.76 27.72 27.57 27.27 27.13 27.51 27.61 Date Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue 10/01/24 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 59 76 60 76 58 77 Temp 62 59 71 68 62 59 75 67 62 60 76 67 60 58 76 67 Dewpt 62 59 62 62 62 59 65 64 62 60 65 63 60 58 64 62 PWind Dir S S SE S SE SW N NW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC PoP 12hr 20 20 20 30 20 40 20 20 Rain shwrs S S S C S S S C S S S Tstms 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 $$