Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
117 FOUS54 KMRX 150522 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 122 AM EDT Sun Jun 15 2025 TNZ017-152000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 122 AM EDT Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 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 81 67 83 66 84 Temp 67 67 73 78 80 76 70 69 67 69 75 80 82 77 71 68 66 68 77 81 83 77 Dewpt 66 67 70 71 70 69 68 68 67 68 71 71 70 69 68 67 66 67 71 71 70 69 RH 97100 90 79 72 79 93 97100 97 87 74 67 76 90 97100 97 82 72 65 76 Wind Dir SE SW SW W W W SW SW S SW SW SW W SW S S S SW SW SW SW SW Wind Spd 1 2 3 6 5 3 2 2 2 2 4 6 5 2 2 1 1 2 5 9 9 5 Clouds SC B1 B2 B1 B1 B2 B2 B2 B2 OV B2 B1 B2 B1 B1 B1 B2 B2 B1 B2 B1 B2 PoP 12hr 50 40 90 40 90 QPF 12hr 0.32 0.06 0.12 0.03 0.13 Rain shwrs S S C C C C C C C D D C C S S C C D D C Tstms C C C C L L C S C L L C Obvis PF Heat index 84 86 85 87 Max heat 85 86 88 87 89 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 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 67 85 68 83 66 85 63 87 Temp 69 69 82 80 70 70 80 75 69 67 82 79 66 67 84 80 Dewpt 67 68 72 71 69 69 72 68 67 67 67 68 63 65 67 69 PWind Dir SW SW SW SW W W E SW Wind Char LT LT LT GN LT LT LT LT Avg Clouds B2 B1 B1 B1 B1 B1 B2 B1 B2 B1 SC FW FW FW FW FW PoP 12hr 40 70 30 70 50 20 10 20 Rain shwrs C S S L C C C L C S S S Tstms C S C C S L C S S $$ TNZ071-152000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 122 AM EDT Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 70 84 70 85 Temp 70 71 75 80 81 77 73 71 70 72 78 82 84 79 74 72 70 72 78 83 83 77 Dewpt 68 69 71 73 72 71 71 70 70 71 73 74 72 71 71 69 69 70 73 74 73 72 RH 93 93 87 79 74 82 93 97100 97 85 77 67 77 90 90 97 93 85 74 72 85 Wind Dir SW SW SW SW W SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW Wind Spd 4 5 5 6 5 4 2 2 2 2 4 6 6 4 2 3 3 4 6 9 9 5 Clouds B1 SC B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 30 30 80 50 90 QPF 12hr 0.49 0.09 0.12 0.10 0.19 Rain shwrs S S S C C C C C C D D C C C C C C D D C Tstms C C C C L L C S C L L C Heat index 84 85 88 90 90 89 Max heat 84 89 88 90 90 91 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 87 71 85 69 88 68 90 Temp 72 73 84 80 74 74 83 78 72 71 85 82 71 71 87 83 Dewpt 70 70 75 72 70 71 75 71 69 70 71 71 68 68 71 71 PWind Dir SW SW SW SW SW W SE SW Wind Char LT GN LT GN LT LT LT LT Avg Clouds B2 B1 B1 B1 B1 B2 B2 B1 B1 B2 SC FW FW FW FW FW PoP 12hr 50 70 40 80 40 30 10 20 Rain shwrs C C C L C C C D C S C S Tstms C S C L C S C L C C S $$ TNZ036-152000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 122 AM EDT Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 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 82 69 84 69 83 Temp 69 70 75 80 81 77 72 71 69 71 77 82 83 78 73 71 69 71 78 81 81 76 Dewpt 68 69 72 74 73 71 71 70 69 71 74 75 74 72 71 70 69 71 74 74 74 72 RH 97 97 90 82 77 82 97 97100100 90 79 74 82 93 97100100 88 79 79 87 Wind Dir SW SW SW SW W SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW Wind Spd 3 3 3 4 3 2 2 2 2 2 2 4 3 2 2 2 2 3 5 6 5 4 Clouds B1 B2 OV B1 B1 B1 B2 B2 OV B2 B2 B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 40 30 80 50 90 QPF 12hr 0.35 0.13 0.11 0.09 0.27 Rain shwrs S S C C C C C C C D D C C C C C C D D C Tstms C C C C L L C S C L L C Obvis PF Heat index 84 86 89 90 86 86 Max heat 84 86 89 90 86 88 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 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 70 86 70 85 68 88 67 90 Temp 71 72 84 79 73 73 83 78 71 70 85 81 70 71 88 83 Dewpt 70 71 76 73 71 71 75 72 69 70 71 71 68 69 71 72 PWind Dir SW SW SW SW SW W N S Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B1 B1 B1 B2 B2 B1 B1 B1 SC FW FW FW SC FW PoP 12hr 50 70 40 80 40 30 5 20 Rain shwrs C C C L C C C D C S C S Tstms C S C L C S C L C C S $$ TNZ099-152000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 122 AM EDT Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 70 86 71 87 Temp 71 71 78 84 85 81 74 72 70 72 80 85 83 80 74 72 71 73 81 85 84 80 Dewpt 70 70 73 73 72 72 72 72 70 72 74 74 73 73 73 72 71 72 75 74 74 73 RH 97 97 85 70 65 74 93100100100 82 70 72 79 97100100 97 82 70 72 79 Wind Dir S S SW SW W SW SW SW S S SW SW SW S S S S S SW SW SW SW Wind Spd 2 2 3 5 5 3 1 1 1 1 2 4 5 3 2 2 2 2 5 5 6 4 Clouds B2 B2 B1 SC SC B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1 B2 B1 B2 PoP 12hr 40 30 80 50 90 QPF 12hr 0.10 0.07 0.28 0.08 0.30 Rain shwrs S S C C C C C C D D C C C C L L D D C Tstms C C C S C L L C C S S C L L C Heat index 90 91 85 84 93 89 84 87 93 91 84 Max heat 90 91 93 93 93 93 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 89 72 89 71 90 70 93 Temp 73 73 87 82 74 74 86 80 72 73 88 84 72 73 90 85 Dewpt 72 73 75 73 73 73 75 73 72 72 71 72 71 71 72 73 PWind Dir S SW S SW W NW NW SE Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC FW FW FW FW FW PoP 12hr 50 70 40 80 40 30 10 30 Rain shwrs C C C L C C C D C S S C C Tstms C C C C C S C L C S C C $$ NCZ060-152000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 122 AM EDT Sun Jun 15 2025 Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25 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 83 65 84 66 84 Temp 66 66 73 80 82 76 69 67 65 67 77 82 80 75 70 67 66 68 76 80 81 75 Dewpt 65 65 70 70 70 69 68 67 65 67 72 71 70 69 68 67 66 67 72 72 71 69 RH 97 97 90 72 67 79 97100100100 85 69 72 82 93100100 97 87 77 72 82 Min/Max RH 67 100 69 100 72 Wind Dir S S SW SW W SW SW N N N SW W SW SW S S S S SW SW SW SW Wind Dir Deg 16 19 22 23 24 23 20 0 0 0 22 24 23 22 17 17 17 18 21 21 21 20 Wind Spd 1 1 2 5 4 2 1 0 0 0 2 4 3 2 1 1 1 1 2 5 5 2 Clouds B1 B2 B1 B1 B1 SC B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 OV B2 B2 B2 B2 Clouds (%) 67 79 68 62 51 31 58 68 73 83 64 69 66 58 67 61 67 88 72 74 72 70 Vsby 5 5 10 10 10 10 10 7 5 7 10 PoP 12hr 60 30 90 50 90 QPF 12hr 0.16 0.09 0.15 0.05 0.26 Rain shwrs S C C C C C C C D D C C C C L L D D L Tstms C C C C L L C C S C L L C Obvis PF PF PF Heat index 83 86 86 83 84 85 Max heat 83 86 86 86 84 85 ChanceThunder 70 30 70 40 70 Max Mix Hgt AGL Mix Hgt 3300 3200 3400 Max Vent Rt 37900 29500 58100 T Wind Dir W SW SW T Wind Spd 9 6 13 ADI 33 26 51 Max LVORI 6 10 8 Stability D B A F D B B F D B B Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.96 27.94 27.91 27.93 27.94 27.92 27.88 27.89 27.90 27.89 27.89 Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 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 66 86 67 85 65 87 63 90 Temp 69 68 83 77 69 69 81 75 68 67 84 79 66 67 87 80 Dewpt 67 68 72 69 68 68 71 69 68 67 68 68 65 65 67 69 PWind Dir S SW S W W NW NE SW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 SC FW FW FW SC FW PoP 12hr 60 80 40 80 40 40 10 30 Rain shwrs L C C D C C C D C S S C C Tstms C S C L C S C L C S C 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 $$