Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
573 FOUS54 KMRX 210022 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 822 PM EDT Sat Jul 20 2024 TNZ017-210800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 822 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue 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 66 85 67 84 66 Temp 69 67 66 68 77 82 82 78 72 69 67 69 75 79 81 79 72 69 67 69 Dewpt 68 67 66 67 69 69 69 70 69 68 67 69 71 70 70 69 68 68 67 69 RH 97100100 97 76 65 65 76 90 97100100 87 74 69 72 87 97100100 Wind Dir E E E SE SW SW S NE SE SE S S SW W W W SW S S S Wind Spd 1 0 0 1 2 3 2 2 1 1 1 1 2 5 5 2 1 1 1 1 Clouds SC B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B2 B2 PoP 12hr 20 80 50 80 40 QPF 12hr 0 0.06 0.44 0.06 0 Rain shwrs S C L L C C C C C C D D C C C C C Tstms S C L L C C C S S C L L C C C C Obvis PF PF F PF PF Heat index 85 86 85 Max heat 87 89 84 86 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 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 84 68 82 68 80 67 82 66 85 Temp 81 78 70 70 78 78 70 69 77 77 69 69 80 79 69 69 83 81 Dewpt 70 70 69 70 71 69 69 69 71 69 68 69 70 69 67 68 70 68 PWind Dir SW S SW SW SW S W SE SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 80 60 80 60 80 50 60 30 50 Rain shwrs C D L L C D L L L D C C C L C C C C Tstms S C L C C C L C C C C C S C C S S C $$ TNZ071-210800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 822 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 86 70 86 70 Temp 73 71 71 71 77 82 84 80 75 73 72 70 77 82 85 81 75 72 71 72 Dewpt 70 71 70 70 72 71 70 72 72 71 71 70 73 73 72 71 71 70 70 71 RH 90100 97 97 85 69 63 77 90 93 97100 87 74 65 72 87 93 97 97 Wind Dir SW SW S NW S W W S SW SW SW SW SW SW W SW S SW S S Wind Spd 2 1 1 1 2 2 2 2 2 1 1 2 3 4 5 3 2 2 2 2 Clouds B1 B2 B2 B2 B2 B2 B1 B1 B2 OV B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 PoP 12hr 40 70 60 80 50 QPF 12hr 0.06 0.05 0.04 0.08 0.01 Rain shwrs C C C C L C L L L C C L L D D C C C C C Tstms C S S S C C L L C C C S C L L C C C C Obvis PF PF PF Heat index 86 88 84 87 91 85 Max heat 86 90 87 91 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 71 84 71 82 69 85 70 88 Temp 83 79 73 71 79 78 73 71 78 78 72 71 81 81 73 72 84 82 Dewpt 73 73 71 71 75 72 71 70 73 71 71 70 73 71 70 70 73 72 PWind Dir SW S SW SW SW S W S W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 80 70 80 70 80 50 70 30 50 Rain shwrs C D L L L D L L L D C C C L C C C C Tstms C L L C C L L C C C C C S C C S S C $$ TNZ036-210800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 822 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue 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 86 69 85 68 Temp 73 71 70 71 77 82 85 80 74 71 69 71 77 82 83 78 73 71 70 71 Dewpt 71 71 70 70 72 72 71 72 72 71 69 70 74 74 72 71 70 70 69 71 RH 93100100 97 85 72 63 77 93100100 97 90 77 70 79 90 97 97100 Wind Dir S SE W S S SW SW S SW SW SW SW SW SW SW W SW W SW SW Wind Spd 1 1 1 1 1 2 2 2 1 1 1 2 2 3 3 2 1 1 1 2 Clouds B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 PoP 12hr 40 70 60 80 50 QPF 12hr 0.06 0.06 0.05 0.15 0.01 Rain shwrs C C C C C L L L L C C L L D D C C C C C Tstms C S S S C L L L C C C S C L L C C C C Obvis PF PF PF Heat index 87 90 84 88 88 Max heat 87 90 88 89 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 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 82 69 82 69 81 69 84 69 88 Temp 81 77 72 71 78 78 71 71 78 77 71 70 82 79 71 71 84 82 Dewpt 74 73 71 71 75 72 71 70 73 71 70 70 73 71 70 71 73 72 PWind Dir SW SW SW SW SW SW SE N SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 80 70 80 60 80 40 60 30 50 Rain shwrs C D L L L D L L L D C C C L C C C C Tstms C L L C C L L C C C C C S C C S S C $$ TNZ099-210800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 822 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 86 71 87 71 Temp 74 74 72 72 79 83 84 79 75 73 72 71 78 84 85 82 76 73 72 72 Dewpt 73 72 72 71 72 71 71 74 73 72 71 71 74 73 72 72 72 71 71 71 RH 97 93100 97 79 67 65 85 94 97 97100 88 70 65 72 87 93 97 97 Wind Dir S S S S S S SW NW S S S S SW SW W SW S SW S S Wind Spd 1 1 1 1 2 2 3 2 1 1 1 1 2 4 4 3 2 1 1 1 Clouds B1 B1 B2 B2 B2 B2 B2 B1 B2 B1 B2 B2 B2 B1 B1 B2 B1 B1 B2 B2 PoP 12hr 40 80 50 80 50 QPF 12hr 0.08 0.15 0.02 0.03 0.01 Rain shwrs C S S C C L L C C C C C C D D C C C C L Tstms C S S S C L L C C C C S C L C C C C C S Heat index 88 89 90 91 87 Max heat 84 88 91 90 92 84 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 71 85 71 83 70 86 71 90 Temp 83 80 74 72 81 80 74 72 79 80 73 72 81 81 74 72 84 84 Dewpt 73 73 72 72 74 72 72 71 74 72 71 71 74 73 71 71 73 73 PWind Dir SW S SW S S S SW SW W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 80 70 90 60 80 50 70 30 60 Rain shwrs L D L L L D L C L D C C C L C S C L Tstms C L L C C L L C C L C C C C C S S C $$ NCZ060-210800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 822 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue 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 66 84 65 83 65 Temp 69 68 67 68 74 79 80 77 70 68 66 67 75 80 80 77 70 68 67 67 Dewpt 69 68 67 68 71 70 70 71 70 68 66 67 71 71 70 70 70 68 67 67 RH 100100100100 90 74 72 82100100100100 87 74 72 79100100100100 Max/Min RH 100 67 100 69 100 Wind Dir N N N N S S S S N N N N SW W W W N N N N Wind Dir Deg 0 0 0 0 16 18 18 17 0 0 0 0 22 25 25 25 0 0 0 0 Wind Spd 0 0 0 0 1 2 2 1 0 0 0 0 1 3 3 1 0 0 0 0 Clouds B1 B1 OV B2 B2 B2 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B1 B2 B2 OV Clouds (%) 68 68 89 86 78 74 75 85 77 84 91 89 76 71 54 58 63 71 87 88 Vsby 10 7 3 3 10 10 10 10 10 5 2 PoP 12hr 30 70 70 80 50 QPF 12hr 0.06 0.04 0.04 0.05 0.01 Rain shwrs C C C C L L L L L C C L L D D C C C C C Tstms C S S S C L L L C C C C L C C C C S S Obvis PF PF PF PF Heat index 83 83 83 Max heat 86 83 85 Haines 3 4 LAL 4 3 2 4 4 4 3 4 4 3 3 Max Mix Hgt AGL Mix Hgt 3300 4400 Max Vent Rt 30400 40600 T Wind Dir SW W T Wind Spd 6 6 ADI 26 35 Max LVORI 9 9 Stability F D B B D D B B F D Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.96 27.95 27.94 27.93 27.94 27.94 27.96 27.92 27.95 27.99 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 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 83 65 82 66 80 65 82 65 85 Temp 81 76 69 68 78 76 69 68 76 75 68 67 78 76 68 67 82 78 Dewpt 71 71 69 68 72 71 69 67 72 71 68 67 72 71 68 67 70 70 PWind Dir SW SW SW S SW S W NW W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 OV B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 PoP 12hr 90 70 90 70 80 60 70 40 60 Rain shwrs C D L L L D L L L D L C L L C C C L Tstms C L L C C L L C C L L C C L C S S 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 $$