Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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339 FOUS54 KMRX 291708 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 108 PM EDT Sun Jun 29 2025 TNZ017-300800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 108 PM EDT Sun Jun 29 2025 Date 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 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 68 87 70 82 67 Temp 87 83 73 71 69 70 79 84 86 80 72 71 70 71 76 80 80 76 70 69 67 68 Dewpt 70 71 70 69 68 70 72 72 71 71 70 69 70 70 73 73 72 71 69 68 67 68 RH 57 67 90 93 97100 79 67 61 74 93 93100 97 90 79 77 85 97 97100100 Wind Dir W SE SE SE S SW SW SW SW S SW SW SW SW SW W W W SW W NW NW Wind Spd 2 2 1 1 1 1 3 5 6 5 3 2 3 4 5 8 6 4 2 1 1 1 Clouds SC SC SC SC SC B1 SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 PoP 12hr 30 70 60 90 40 QPF 12hr 0 0.01 0.05 0.68 0.03 Rain shwrs C C S S L L L L C C L L D D C C S S Tstms C C S C L C S S C L L C S Obvis PF PF PF F Heat index 91 87 90 91 83 Max heat 92 90 93 85 86 Date 07/02 Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 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 64 87 64 89 66 90 67 91 Temp 82 81 66 66 84 82 66 67 86 84 68 69 88 85 70 70 88 85 Dewpt 68 68 64 64 65 67 63 64 66 69 65 65 66 69 66 67 69 70 PWind Dir NW NE NW NE N E S SE SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC PoP 12hr 20 5 10 5 10 10 20 20 30 Rain shwrs S S S C Tstms S S S C $$ TNZ071-300800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 108 PM EDT Sun Jun 29 2025 Date 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 89 72 85 70 Temp 90 84 76 74 72 73 81 87 87 81 76 74 72 74 78 83 83 78 74 72 70 71 Dewpt 72 72 72 71 70 71 73 74 73 72 72 71 71 72 74 76 74 72 71 71 69 70 RH 56 67 87 90 93 93 77 65 63 74 87 90 97 93 88 80 74 82 90 97 97 97 Wind Dir W W SW SW SW SW SW SW SW SW SW SW SW SW SW W W SW SW SW SW NE Wind Spd 3 3 2 2 2 2 4 6 8 5 5 4 4 5 5 6 6 3 2 1 1 2 Clouds SC SC SC SC SC B1 SC SC B1 B1 B1 B1 B2 OV B2 B2 B2 B2 B1 B1 B2 B2 PoP 12hr 30 80 60 90 30 QPF 12hr 0.02 0.03 0.04 0.50 0.05 Rain shwrs C C S S S D D L L C C L L D D C C Tstms C C S S L L C S S S S C L L C S Obvis PF Heat index 97 90 86 95 94 85 91 90 Max heat 97 84 95 97 91 93 Date 07/02 Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 67 90 68 92 70 93 72 93 Temp 86 83 70 69 88 84 70 70 90 87 73 72 92 85 74 74 92 88 Dewpt 72 70 66 66 68 68 65 66 69 69 67 68 70 70 69 69 71 71 PWind Dir N NE NE NE NE E S S S Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC PoP 12hr 20 5 10 5 20 10 20 10 30 Rain shwrs S S S C Tstms S S S C $$ TNZ036-300800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 108 PM EDT Sun Jun 29 2025 Date 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 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 87 71 84 69 Temp 89 83 75 72 71 72 81 86 85 80 75 73 71 73 78 82 82 78 73 71 69 71 Dewpt 73 72 72 71 70 71 74 76 75 73 72 72 71 72 75 76 76 73 71 70 69 69 RH 59 70 90 97 97 97 79 72 72 79 90 97100 97 91 82 82 85 93 97100 93 Wind Dir W W SW SW SW SW SW SW SW SW SW SW SW SW SW W W W W NW NW NE Wind Spd 2 2 1 1 1 2 2 5 5 4 3 3 3 3 4 4 3 2 2 2 2 2 Clouds SC B1 SC SC B1 B2 B1 B1 B1 B1 B1 B2 OV B2 B2 B2 B2 B2 B1 B2 B2 SC PoP 12hr 30 80 60 90 20 QPF 12hr 0.01 0.03 0.02 0.47 0.06 Rain shwrs C C S C C D D L L C C L L D D S S Tstms C C S C L L C C S S S C L L S S Obvis PF PF Heat index 97 88 86 96 94 84 89 89 Max heat 97 96 96 89 91 Date 07/02 Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 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 88 66 90 67 92 69 93 71 94 Temp 86 82 69 69 88 83 70 69 90 86 72 72 91 86 74 73 92 88 Dewpt 71 69 66 66 68 68 66 66 69 69 67 68 70 70 69 69 72 70 PWind Dir NE N NE N NE NE S SW SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC SC FW FW FW FW FW FW FW FW SC SC SC SC SC FW SC PoP 12hr 20 5 10 5 20 10 20 10 30 Rain shwrs S S S C Tstms S S S C $$ TNZ099-300800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 108 PM EDT Sun Jun 29 2025 Date 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 88 72 88 71 Temp 86 80 75 73 72 73 81 86 86 80 75 73 72 74 80 86 86 80 74 72 71 72 Dewpt 74 73 73 73 72 72 74 75 75 74 74 73 72 73 75 76 75 74 73 71 71 71 RH 68 79 94100100 97 79 70 70 82 97100100 97 85 72 70 82 97 97100 97 Wind Dir W W S SW S SW SW SW SW SW SW SW SW SW SW W W NW W NW NW N Wind Spd 4 3 1 1 1 1 2 5 5 4 2 2 2 2 3 4 5 3 1 1 1 2 Clouds B1 SC B1 SC B1 SC B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 PoP 12hr 30 80 50 90 30 QPF 12hr 0.01 0.04 0.02 0.59 0.01 Rain shwrs C C C C D D C C C C C C D D C C Tstms C C S C L L C S S S S C L L C S Obvis PF PF Heat index 94 84 86 95 95 85 85 96 95 85 Max heat 98 95 96 96 98 Date 07/02 Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 69 92 69 94 72 94 73 95 Temp 88 83 71 71 89 85 71 71 92 87 74 74 92 87 75 75 93 89 Dewpt 72 71 69 68 68 70 68 68 70 71 70 70 71 72 71 71 72 72 PWind Dir N N N N NE NE SE SE S Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW SC PoP 12hr 20 5 10 5 20 10 20 10 30 Rain shwrs S S S C Tstms S S S C $$ NCZ060-300800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 108 PM EDT Sun Jun 29 2025 Date 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 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 86 67 85 65 Temp 85 76 70 68 67 68 78 84 83 76 70 68 67 69 76 81 81 75 70 67 65 67 Dewpt 70 70 69 68 67 68 72 72 72 70 69 68 67 69 73 73 72 70 69 67 65 67 RH 61 82 97100100100 82 67 70 82 97100100100 90 77 74 84 97100100100 Max/Min RH 100 65 100 72 100 Wind Dir W S N N N N SW SW SW SW S SW SW SW W W W W NW N N N Wind Dir Deg 28 17 0 0 0 0 21 23 22 21 19 20 20 21 24 25 25 28 32 0 0 1 Wind Spd 2 2 0 0 0 0 2 3 3 2 1 1 1 1 2 4 4 2 1 0 0 1 Clouds SC B1 SC SC B2 B2 SC B1 B1 B2 B1 B2 B2 B2 B2 B2 B1 B2 B1 B1 B2 B1 Clouds (%) 43 51 36 49 71 74 46 55 51 73 54 71 84 87 80 72 69 84 64 64 74 66 Vsby 10 10 10 7 7 7 10 10 6 10 10 10 10 6 6 6 6 10 10 3 PoP 12hr 30 90 60 90 40 QPF 12hr 0.15 0.20 0.06 0.75 0.03 Rain shwrs L C C C D D L L S S L L D D C C S Tstms L C C L L C S S S C D D C S S Obvis PF PF Heat index 90 90 88 86 85 Max heat 92 90 91 86 87 ChanceThunder 30 70 40 80 40 Max Mix Hgt AGL Mix Hgt 4200 2100 Max Vent Rt 28200 12500 T Wind Dir SW SW T Wind Spd 6 5 ADI Max LVORI Stability MM MM MM MM MM MM MM MM MM MM MM Ceiling MM MM MM MM MM MM MM MM MM MM MM Sta Pres MM MM MM MM MM MM MM MM MM MM MM Date 07/02 Thu 07/03/25 Fri 07/04/25 Sat 07/05/25 Sun 07/06/25 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 86 63 88 63 90 65 90 65 90 Temp 84 78 65 65 87 77 65 65 88 80 67 67 88 82 67 67 88 81 Dewpt 70 67 64 65 66 66 63 64 66 69 66 66 67 69 66 66 68 69 PWind Dir NW N NW N SE E SE SE SE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 SC SC SC FW FW FW FW FW SC SC SC FW SC SC SC SC SC PoP 12hr 30 10 20 10 20 20 30 20 30 Rain shwrs S C S S S C S S C Tstms S C S S S 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 $$