Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
430 FOUS54 KMRX 240022 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 822 PM EDT Mon Sep 23 2024 TNZ017-240800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 822 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu 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 65 85 66 80 64 Temp 69 68 66 65 77 84 80 73 68 67 67 66 73 78 77 72 68 66 65 65 Dewpt 68 67 66 65 70 69 69 68 68 67 66 66 70 69 69 67 66 66 65 65 RH 97 97100100 79 61 69 84100100 97100 90 74 76 84 93100100100 Wind Dir SE E E E SW SW SW S SE E SE SE S S S SE E E NE NE Wind Spd 1 1 1 2 4 9 6 3 2 2 2 2 3 5 4 2 2 2 3 5 Clouds B2 B1 B1 B1 SC SC B1 B1 B2 B2 B2 B2 B1 B1 B2 B2 OV OV OV B2 PoP 12hr 40 60 70 70 50 QPF 12hr 0.21 0.10 0.19 0.40 0.28 Rain shwrs S C C C C L L L L L L L C C C C C Tstms S C C C C C C C C C C C C C S S Obvis PF PF PF Heat index 88 83 Max heat 90 87 83 Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 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 78 66 78 62 80 62 78 60 74 Temp 76 72 68 67 75 71 65 63 78 71 64 62 75 68 63 61 71 67 Dewpt 68 66 65 65 68 66 63 62 65 64 62 61 64 62 60 59 63 60 PWind Dir E E SE SE SE E SE E E Wind Char GN GN GN LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B1 B1 SC SC SC SC SC B1 SC SC B1 B1 B1 SC PoP 12hr 40 60 70 30 30 40 40 50 50 Rain shwrs C C L L L L C S S C C C C C C C C C Tstms S S S S S $$ TNZ071-240800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 822 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 89 68 82 67 Temp 74 71 69 69 80 87 85 76 73 70 69 68 76 78 79 73 70 69 68 67 Dewpt 70 70 69 68 71 69 69 68 69 69 69 68 71 71 70 69 69 68 67 66 RH 87 97100 97 74 55 59 76 87 97100100 85 79 74 87 97 97 97 97 Wind Dir NE E W SW SW SW SW S S SW SW S S S W NE NE NE NE NE Wind Spd 2 2 2 2 6 11 10 5 4 2 3 2 3 3 4 4 2 2 4 5 Clouds B1 B1 B2 B1 FW SC SC B2 B2 B2 OV B2 B2 B2 B2 OV OV OV OV B2 PoP 12hr 40 60 80 80 60 QPF 12hr 0.05 0.03 0.34 0.54 0.74 Rain shwrs C S C C C D D D L D D L L C C C Tstms C S C C C C C C C C C C C S Obvis PF Heat index 83 91 89 Max heat 83 93 92 Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 67 79 64 82 63 81 63 79 Temp 77 73 70 68 77 73 67 64 80 74 66 63 77 72 66 63 75 71 Dewpt 69 67 67 66 69 65 65 63 67 64 64 62 67 64 64 63 66 63 PWind Dir NE NE SE S S SE SW SE W Wind Char GN GN GN LT LT LT LT LT LT Avg Clouds B2 B2 OV B2 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B2 B1 B1 PoP 12hr 60 80 70 30 30 30 40 40 40 Rain shwrs C L D L L L C C C C S C C C S C Tstms S S S S S S $$ TNZ036-240800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 822 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu 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 67 87 66 79 65 Temp 71 69 68 67 79 87 82 74 70 69 68 66 74 76 77 72 69 67 67 66 Dewpt 70 69 68 67 73 71 70 69 69 68 68 66 71 72 71 69 68 67 67 66 RH 97100100100 82 59 67 84 97 97100100 90 87 82 90 97100100100 Wind Dir E NE SW SW SW SW SW SW S SW SW SW S S SW E NE NE NE NE Wind Spd 1 1 1 1 5 10 6 2 2 2 2 2 2 3 3 2 2 2 2 4 Clouds B1 SC B1 B2 SC B1 B1 B2 B2 OV OV OV B2 B2 B2 OV OV OV OV B2 PoP 12hr 40 60 80 90 60 QPF 12hr 0.06 0.14 0.25 0.49 0.89 Rain shwrs C S C C C C D D D D D D L L C C C Tstms C S C C C C C C C C C C C C C Obvis PF PF PF Heat index 93 86 Max heat 93 90 Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 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 77 66 77 62 80 62 79 62 78 Temp 77 72 69 67 75 71 66 64 79 72 65 63 77 70 64 63 75 69 Dewpt 70 67 67 66 69 65 64 63 67 64 63 62 68 64 63 62 67 63 PWind Dir NE NE SE S S NE S SW W Wind Char LT GN GN LT LT LT LT LT LT Avg Clouds B2 B2 OV OV B2 B1 SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 60 80 70 20 30 30 40 40 40 Rain shwrs C L D L L L S S C C C S C C C C C Tstms S S S S S S $$ TNZ099-240800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 822 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 91 69 81 68 Temp 77 73 71 70 82 89 87 78 73 71 70 69 74 78 78 74 71 70 68 68 Dewpt 70 70 69 68 71 69 67 68 69 70 69 69 71 72 70 69 69 69 68 68 RH 79 90 93 93 69 52 52 71 87 97 97100 90 82 76 84 93 97100100 Wind Dir NE NW SE S S SW SW W SE SE SE SE S S SE NE NE NE NE NE Wind Spd 1 1 1 2 6 10 10 5 2 2 2 2 3 4 5 4 3 3 4 5 Clouds SC SC SC B1 SC B1 SC B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 40 80 90 60 QPF 12hr 0 0.06 0.37 0.77 1.39 Rain shwrs C C S C D D D D D D L L C C C Tstms C C S C C C C C C C C C C S Heat index 86 94 90 Max heat 89 87 94 94 Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 67 77 65 81 64 81 64 80 Temp 75 73 70 68 74 72 67 65 78 73 67 65 78 72 67 65 76 71 Dewpt 70 68 68 66 69 66 65 64 66 65 64 63 67 64 63 63 66 63 PWind Dir NE NE SE S S S S S SW Wind Char GN GN GN LT GN LT LT LT LT Avg Clouds B2 B2 OV B2 B2 B1 SC SC SC SC SC B1 SC SC B1 B1 B1 SC PoP 12hr 70 80 60 10 20 20 30 30 40 Rain shwrs C L D L L C S S S S C C C C C Tstms S S S S S S S S S $$ NCZ060-240800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 822 PM EDT Mon Sep 23 2024 Date 09/23/24 Tue 09/24/24 Wed 09/25/24 Thu 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 65 86 64 78 64 Temp 70 67 66 65 77 84 82 73 68 66 66 64 73 76 74 69 66 66 65 64 Dewpt 68 67 66 65 70 67 66 67 67 66 66 64 69 69 67 67 66 66 65 64 RH 93100100100 79 57 58 81 97100100100 87 79 79 93100100100100 Max/Min RH 100 53 100 76 100 Wind Dir N N E SE SW SW SW S SE SE SE SE S S SE E E E E E Wind Dir Deg 0 0 11 12 20 21 21 17 14 14 12 12 17 16 14 11 11 11 10 10 Wind Spd 0 0 1 1 4 6 5 2 1 1 1 2 3 4 4 2 2 2 4 5 Clouds SC SC B1 SC SC SC B1 B1 B2 B2 B2 OV B2 B2 B2 OV OV OV OV OV Clouds (%) 44 47 51 50 38 48 54 59 82 70 83 89 78 76 86 90 96 91 94 95 Vsby 10 9 7 7 10 10 10 10 10 5 2 6 PoP 12hr 20 40 70 80 60 QPF 12hr 0.06 0.02 0.22 0.59 1.10 Rain shwrs S S C C C L L D D D D L L C C C Tstms S S C C C C C C C C C C C C S Obvis PF PF PF Heat index 87 Max heat 83 87 87 Haines 4 3 LAL 3 1 1 3 3 3 3 3 3 3 3 Max Mix Hgt AGL Mix Hgt 5800 2900 Max Vent Rt 86400 33500 T Wind Dir S S T Wind Spd 9 8 ADI 75 29 Max LVORI 10 10 Stability G F B B F D B B D D Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.82 27.84 27.83 27.80 27.81 27.84 27.84 27.80 27.85 27.82 Date 09/26 Fri 09/27/24 Sat 09/28/24 Sun 09/29/24 Mon 09/30/24 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 74 63 75 60 78 59 78 60 76 Temp 74 70 67 64 74 69 64 62 78 69 62 60 75 68 62 60 73 67 Dewpt 67 66 66 64 68 65 64 62 65 63 62 60 64 63 62 60 63 62 PWind Dir E E SE SE S SE S SE SE Wind Char GN GN GN LT LT LT LT LT LT Avg Clouds OV B2 OV OV B2 B1 SC B1 SC SC B1 B1 B1 B1 B1 B2 B1 B1 PoP 12hr 70 80 60 20 20 30 40 40 40 Rain shwrs C L D L L C S S S C S S C C C C C Tstms S S S 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 $$