Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
546 FOUS54 KMRX 071137 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 736 AM EDT Sat Jun 7 2025 TNZ017-072000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 736 AM EDT Sat Jun 7 2025 Date Sat 06/07/25 Sun 06/08/25 Mon 06/09/25 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 65 78 62 83 Temp 67 72 77 79 76 70 68 66 67 72 76 78 75 68 66 63 65 74 80 82 77 Dewpt 67 69 69 69 68 67 67 65 66 68 68 67 65 65 64 63 64 66 65 64 65 RH 100 90 76 72 76 90 97 97 97 87 76 69 71 90 93100 97 76 60 55 67 Wind Dir SW W W W W S S SW SW SW SW W W SW SW SW SW SW SW SW SW Wind Spd 8 10 11 9 5 3 4 5 8 10 13 11 6 3 2 2 2 4 8 8 4 Clouds OV B2 B1 B1 B2 OV OV OV B2 B1 B1 B1 SC SC B1 B1 B1 SC SC B1 B2 PoP 12hr 70 70 60 20 40 QPF 12hr 0.16 0.35 0.31 0.05 0 Rain shwrs L S C C C L L L C C L L S S C C L Tstms S C C C C C C C C C S C C C Date Tue 06/10/25 Wed 06/11/25 Thu 06/12/25 Fri 06/13/25 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 80 60 81 60 85 64 86 Temp 67 65 77 73 63 63 78 76 63 65 82 78 67 68 83 78 Dewpt 64 64 63 62 60 61 61 62 59 61 63 65 63 64 68 68 PWind Dir SW W SW W E SW SE SW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 B2 SC SC SC B1 SC FW FW FW SC B1 B1 B2 B2 B2 PoP 12hr 70 30 5 5 5 30 20 60 Rain shwrs L L S C C S S S L Tstms C S S $$ TNZ071-072000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 736 AM EDT Sat Jun 7 2025 Date Sat 06/07/25 Sun 06/08/25 Mon 06/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 69 81 64 85 Temp 71 76 82 85 79 72 71 70 70 75 79 81 79 71 68 66 67 77 83 84 77 Dewpt 70 71 72 70 70 69 69 68 68 70 70 69 68 68 67 65 66 69 67 67 67 RH 97 85 72 61 74 90 93 93 93 84 74 67 69 90 97 97 97 76 59 57 71 Wind Dir SW W W W SW SW SW SW SW SW SW W W SW SW S S SW SW SW SW Wind Spd 12 11 10 9 5 5 5 8 10 11 11 10 5 3 2 2 2 5 8 8 5 Clouds B1 B1 B1 B1 B2 B2 OV B2 B1 B1 B1 B1 SC SC SC SC B1 SC SC B2 OV PoP 12hr 40 70 50 10 50 QPF 12hr 0.15 0.46 0.16 0 0.10 Rain shwrs C S L L L L C C C C C C L Tstms S C C C C S C C C C C C Heat index 87 90 84 86 87 Max heat 87 90 84 86 88 Date Tue 06/10/25 Wed 06/11/25 Thu 06/12/25 Fri 06/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 82 63 83 63 87 68 87 Temp 69 67 79 76 66 66 81 78 67 67 84 81 72 71 83 82 Dewpt 68 66 65 65 63 63 64 65 63 63 67 68 67 68 72 72 PWind Dir SW W E N E W S SW Wind Char LT LT LT LT LT LT LT LT Avg Clouds OV B2 SC SC B1 B1 SC FW FW B1 B1 B1 B2 B2 B2 B2 PoP 12hr 70 30 5 10 10 30 30 70 Rain shwrs L C S C C C C C L Tstms C S C $$ TNZ036-072000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 736 AM EDT Sat Jun 7 2025 Date Sat 06/07/25 Sun 06/08/25 Mon 06/09/25 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 68 81 64 84 Temp 70 76 83 85 79 71 69 68 70 75 79 81 77 70 67 65 67 77 83 83 76 Dewpt 70 71 71 70 69 69 68 68 69 70 70 69 67 67 66 65 66 69 69 69 68 RH 100 85 67 61 72 93 97100 97 84 74 67 71 90 97100 97 76 63 63 76 Wind Dir SW W W W SW SW SW SW SW SW SW W W W W SW SW SW SW SW W Wind Spd 8 8 5 6 3 3 4 5 6 8 9 8 4 2 2 2 2 3 5 4 3 Wind Gust 18 17 Clouds B1 SC SC B2 B2 B2 B2 OV B1 B1 B1 B1 SC FW SC SC B1 SC SC B2 OV PoP 12hr 50 70 50 10 50 QPF 12hr 0.11 0.56 0.08 0 0.11 Rain shwrs C C L L L C C C C C C C L Tstms C C C C C C C C C C L Heat index 88 90 84 87 87 Max heat 88 90 84 87 88 Date Tue 06/10/25 Wed 06/11/25 Thu 06/12/25 Fri 06/13/25 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 64 82 61 83 63 86 68 85 Temp 68 67 80 76 65 65 81 77 66 67 84 80 71 70 82 81 Dewpt 67 66 64 65 62 62 63 65 62 63 67 69 67 68 73 72 PWind Dir SW W N S NE S SW SW Wind Char LT LT LT LT LT LT LT LT Avg Clouds OV B2 SC SC B1 B1 SC FW FW SC B1 B1 B1 B2 B2 B2 PoP 12hr 70 30 5 5 5 30 30 70 Rain shwrs L C S C C S C C L Tstms L S C $$ TNZ099-072000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 736 AM EDT Sat Jun 7 2025 Date Sat 06/07/25 Sun 06/08/25 Mon 06/09/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 70 85 66 87 Temp 72 79 86 85 79 73 71 71 72 77 82 85 81 72 68 67 68 79 85 84 77 Dewpt 72 72 71 71 71 71 70 70 70 70 69 68 68 68 68 67 67 69 68 68 68 RH 100 79 61 63 77 93 97 97 93 79 65 57 65 87100100 97 72 57 59 74 Wind Dir W W W W SW S S S SW SW W W W SW SW SW SW SW SW SW SW Wind Spd 4 6 8 8 4 3 3 4 5 6 9 8 4 1 1 1 1 3 5 6 4 Clouds SC FW SC B1 B1 B2 B2 B2 B1 B1 SC SC FW FW FW SC B1 B1 B1 B2 B2 PoP 12hr 60 70 60 10 60 QPF 12hr 0.23 0.42 0.13 0 0.19 Rain shwrs S C L L L L L L C C S S L L L Tstms S C L C C C C C C C C C L Heat index 91 90 85 88 84 88 87 Max heat 91 93 85 88 88 89 Date Tue 06/10/25 Wed 06/11/25 Thu 06/12/25 Fri 06/13/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 85 65 86 66 88 71 89 Temp 69 69 82 78 68 67 84 80 69 68 85 82 72 73 86 83 Dewpt 69 68 66 67 66 65 65 67 65 66 68 70 70 71 73 72 PWind Dir SW W NW N NE S S S Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 B1 SC SC B1 B1 SC B1 SC B1 B1 B1 B1 B2 B2 B2 PoP 12hr 60 30 10 10 10 40 40 70 Rain shwrs L C S C S C C C C L Tstms L S S C S C $$ NCZ060-072000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 736 AM EDT Sat Jun 7 2025 Date Sat 06/07/25 Sun 06/08/25 Mon 06/09/25 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 64 81 59 84 Temp 67 75 82 83 75 69 67 65 66 72 78 80 76 68 63 61 62 75 81 82 75 Dewpt 67 69 68 67 66 66 66 65 66 67 65 64 65 64 63 61 62 66 64 64 65 RH 100 82 63 59 74 90 97100100 84 64 58 69 87100100100 74 56 55 71 Min/Max RH 57 100 58 100 53 Wind Dir W W W W W S S SW SW W W W W W W S S SW SW SW SW Wind Dir Deg 26 28 28 28 26 18 19 20 22 25 26 26 27 25 25 18 18 23 23 23 22 Wind Spd 4 6 8 6 3 2 2 2 3 5 6 6 3 1 1 1 1 2 4 4 3 Clouds B2 B1 SC SC B1 B2 B2 B2 B2 B1 SC SC SC SC SC B1 B1 SC SC B1 B2 Clouds (%) 71 54 46 50 67 76 80 86 79 63 50 49 30 32 34 53 61 44 46 66 81 Vsby 10 10 10 10 10 10 6 6 5 6 7 10 PoP 12hr 40 70 60 20 50 QPF 12hr 0.16 0.66 0.23 0.01 0.14 Rain shwrs C C C C L L L L C C S S C C L Tstms C C C C C S C C C S C C L Heat index 85 86 Max heat 85 87 82 83 84 ChanceThunder 40 40 50 20 50 Max Mix Hgt AGL Mix Hgt 4900 3400 5300 Max Vent Rt 90300 56000 79600 T Wind Dir W W SW T Wind Spd 17 14 10 ADI 79 49 69 Max LVORI 5 8 10 Stability F B B D F B A G F A B Ceiling 7200 NONE NONE NONE NONE NONE 6300 NONE NONE NONE NONE Sta Pres 27.83 27.81 27.77 27.75 27.76 27.76 27.76 27.79 27.81 27.80 27.77 Date Tue 06/10/25 Wed 06/11/25 Thu 06/12/25 Fri 06/13/25 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 81 59 83 60 86 64 85 Temp 65 64 78 73 63 63 79 75 63 64 82 77 67 68 81 78 Dewpt 65 64 63 63 61 61 61 62 60 61 64 67 65 66 70 68 PWind Dir SW W NW NW N SW SE SW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B1 SC B1 B1 B1 SC SC B1 B1 SC B1 B2 B2 B2 PoP 12hr 70 40 10 20 10 50 40 80 Rain shwrs L C C C S S C C C C D Tstms L S S S S 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 $$