Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
458 FOUS54 KMRX 281542 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1141 AM EDT Sat Jun 28 2025 TNZ017-282000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1141 AM EDT Sat Jun 28 2025 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 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 67 88 68 88 Temp 82 85 83 73 70 68 69 78 84 86 81 74 70 68 70 79 85 87 82 Dewpt 70 69 71 69 69 68 69 72 72 70 71 70 69 68 70 73 72 71 72 RH 67 59 67 87 97100100 82 67 59 72 87 97100100 82 65 59 72 Wind Dir W W W S SW S S SW W W S SE S S SW SW SW SW SW Wind Spd 3 3 2 1 1 0 1 2 2 2 2 1 0 0 1 3 5 6 5 Clouds B1 B1 FW SC SC SC SC SC SC SC SC B1 SC B1 SC SC SC SC SC PoP 12hr 70 30 60 30 70 QPF 12hr 0.01 0 0.03 0.01 0.05 Rain shwrs L L S S S S L L C C S S L L L Tstms L L S S S L L C S S C L C Obvis PF PF PF Heat index 86 90 88 90 91 85 91 94 87 Max heat 88 92 92 94 93 96 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 Fri 07/04/25 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 69 82 67 86 64 87 65 88 Temp 71 70 78 78 68 69 84 82 67 66 85 83 67 68 86 83 Dewpt 70 70 73 71 68 69 69 68 64 65 66 68 64 65 67 69 PWind Dir SW SW SW NW E W NE NW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B2 B2 B1 B2 B1 SC SC SC SC FW FW FW FW SC PoP 12hr 60 90 30 30 20 20 10 20 Rain shwrs L C L D C C S S S Tstms C S C L C C S S $$ TNZ071-282000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1141 AM EDT Sat Jun 28 2025 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 70 90 71 90 Temp 88 90 84 76 73 71 72 82 88 89 83 76 73 71 73 82 88 90 84 Dewpt 72 71 71 71 70 69 70 72 74 72 72 72 71 70 71 73 74 73 72 RH 59 54 65 85 90 93 93 72 63 57 70 87 93 97 93 74 63 58 67 Wind Dir W W W SW S SW S SW W W W S SW SW SW SW SW SW SW Wind Spd 2 3 2 2 2 1 1 1 2 3 2 2 2 2 2 3 5 6 5 Clouds SC SC SC SC SC SC SC SC SC SC B1 SC SC B1 SC SC SC SC B1 PoP 12hr 70 30 60 20 70 QPF 12hr 0.04 0.08 0.02 0.02 0.19 Rain shwrs C C S C S S L L S S S S L L L Tstms C C S S S L C S S S L L C Obvis PF PF Heat index 95 96 89 87 97 96 88 87 97 98 90 Max heat 95 96 83 97 98 85 97 98 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 Fri 07/04/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 85 69 89 68 90 69 92 Temp 74 72 82 80 71 71 87 84 71 70 88 85 71 71 90 86 Dewpt 71 71 75 72 70 70 72 70 67 67 69 69 66 67 70 69 PWind Dir SW SW S N E NW NE NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC FW FW FW PoP 12hr 60 90 30 30 20 30 10 20 Rain shwrs L C L D C C S C S Tstms C C C L C C C S $$ TNZ036-282000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1141 AM EDT Sat Jun 28 2025 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 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 89 70 90 71 89 Temp 87 87 82 75 72 70 72 82 88 88 81 75 73 71 73 82 87 88 82 Dewpt 73 73 72 71 70 69 71 74 74 73 72 72 71 70 72 74 75 75 73 RH 63 63 72 87 93 97 97 77 63 61 74 90 93 97 97 77 68 66 74 Wind Dir W SW W S SW SW S SW SW W W SW SW SW SW SW SW SW SW Wind Spd 2 2 2 1 1 1 1 1 2 2 2 1 1 1 2 2 4 4 4 Clouds SC SC SC SC SC B1 SC SC SC SC B1 B1 SC B1 SC SC SC B1 B1 PoP 12hr 60 20 60 20 70 QPF 12hr 0.07 0.04 0.01 0.02 0.17 Rain shwrs C C S S L L S S S S L L L Tstms C C S S L C S S S L L C Obvis PF PF Heat index 94 94 87 88 97 96 85 88 96 98 87 Max heat 94 97 97 98 96 98 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 Fri 07/04/25 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 84 69 89 68 91 68 92 Temp 73 73 82 79 71 71 87 83 70 70 89 83 71 70 90 85 Dewpt 71 72 76 72 70 70 71 70 66 66 69 69 67 67 70 70 PWind Dir SW SW NW N N NW N NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B2 B2 B1 B2 B1 SC SC SC SC SC SC FW FW FW PoP 12hr 60 90 20 30 10 20 10 20 Rain shwrs L C L D S C S S Tstms C S C L S C S S $$ TNZ099-282000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1141 AM EDT Sat Jun 28 2025 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 71 90 72 90 Temp 89 87 81 75 73 72 73 82 88 88 81 76 74 72 74 83 89 87 82 Dewpt 73 73 72 73 71 71 72 75 74 73 73 73 73 72 73 75 74 74 73 RH 59 63 74 94 93 97 97 79 63 61 77 90 97100 97 77 61 65 74 Wind Dir W SW W S N N N SW W SW W SW SW SW SW SW SW SW SW Wind Spd 2 2 2 1 0 0 0 1 2 3 2 1 1 1 1 2 4 5 4 Clouds B1 B1 B1 SC SC SC SC SC SC SC B1 SC SC SC B1 SC SC B1 B1 PoP 12hr 50 20 50 20 70 QPF 12hr 0.07 0.03 0.03 0.01 0.22 Rain shwrs C C S C C S S S S L L C Tstms C C S C C S S S L L C Heat index 97 94 85 89 97 96 86 90 98 95 87 Max heat 97 97 97 98 98 98 Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 Fri 07/04/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 87 71 91 70 92 70 93 Temp 74 74 83 80 72 72 90 83 72 72 90 85 72 72 91 86 Dewpt 74 73 76 73 72 71 72 71 70 69 70 70 69 69 70 71 PWind Dir SW SW W N N N NW N Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC FW FW FW SC PoP 12hr 50 90 30 40 20 30 10 20 Rain shwrs C C C D C C S C S Tstms C S C L C C S S $$ NCZ060-282000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1141 AM EDT Sat Jun 28 2025 Date Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 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 65 88 66 87 Temp 86 85 76 69 67 65 67 79 86 85 76 71 68 66 68 80 86 84 77 Dewpt 70 70 70 68 67 65 67 72 71 71 70 69 68 66 68 73 72 72 71 RH 59 61 82 97100100100 79 61 63 82 93100100100 79 63 67 82 Min/Max RH 57 100 59 100 63 Wind Dir NW NW SW N N N N NW W NW W N N N N SW W SW SW Wind Dir Deg 29 29 23 0 0 0 0 29 27 29 28 0 0 0 0 23 24 22 22 Wind Spd 2 2 1 0 0 0 0 1 2 2 1 0 0 0 0 2 3 3 2 Clouds B1 B1 SC SC SC B1 B1 SC SC SC B1 SC SC B1 B1 SC B1 B1 B1 Clouds (%) 53 62 35 28 43 60 53 32 35 49 59 44 50 57 60 32 51 57 59 Vsby 10 6 10 8 7 7 7 10 6 6 10 10 10 7 10 10 6 6 10 PoP 12hr 70 30 70 30 80 QPF 12hr 0.01 0.05 0.06 0.01 0.43 Rain shwrs C L C S S L L C C S S D D C Tstms C L C S L L C S S L L C Obvis PF Heat index 91 90 91 90 84 92 90 Max heat 91 92 91 93 92 92 ChanceThunder 70 30 70 30 70 Max Mix Hgt AGL Mix Hgt 4700 4200 4800 Max Vent Rt 25500 22000 29000 T Wind Dir W NW SW T Wind Spd 5 5 5 ADI Max LVORI Stability MM MM MM MM MM MM MM MM MM MM Ceiling MM MM MM MM MM MM MM MM MM MM Sta Pres MM MM MM MM MM MM MM MM MM MM Date Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 Fri 07/04/25 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 84 66 87 64 88 64 90 Temp 69 69 80 76 68 67 84 78 66 66 86 80 66 66 88 81 Dewpt 69 68 73 70 68 67 70 68 66 66 68 67 64 65 67 69 PWind Dir SW W NW NW N NW N NW Wind Char LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B2 B2 B2 B2 B1 SC SC SC SC SC FW SC FW SC PoP 12hr 50 90 40 50 30 40 20 30 Rain shwrs C C C D C S S C C S C S C Tstms C S C L C S C S C 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 $$