Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
380 FOUS54 KMRX 261747 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 147 PM EDT Thu Jun 26 2025 TNZ017-270800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 147 PM EDT Thu Jun 26 2025 Date 06/26/25 Fri 06/27/25 Sat 06/28/25 Sun 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 89 68 85 68 Temp 90 82 74 71 69 70 80 87 86 79 72 69 68 70 76 82 84 80 72 70 68 70 Dewpt 69 72 70 69 68 69 71 71 70 71 70 68 68 69 71 71 71 71 69 69 68 69 RH 50 72 87 93 97 97 74 59 59 77 93 97100 97 85 69 65 74 90 97100 97 Wind Dir W N S NE S S SW W NE S SE SE S SW SW W SW SW SW S SW S Wind Spd 3 2 1 1 1 1 2 3 3 2 1 1 1 1 2 5 5 2 1 1 1 1 Clouds B1 B1 B1 SC SC SC SC SC B1 B1 B1 SC B1 B2 B1 B1 SC B1 B1 B1 B1 B2 PoP 12hr 30 70 40 70 40 QPF 12hr 0.03 0.17 0.05 0.10 0.08 Rain shwrs C S S S C C C C C C C C L L C C S S S Tstms C S S S C C C S S S S C L L C S S Heat index 95 87 83 92 91 87 89 Max heat 98 94 96 88 90 Date 06/29 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 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 87 69 88 69 85 67 85 64 87 Temp 83 81 70 71 85 82 71 70 82 79 69 69 82 81 66 66 85 82 Dewpt 71 71 69 70 72 72 69 69 73 71 69 68 70 68 64 65 66 67 PWind Dir SW S SW SW W W NW N N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 SC B1 B1 B1 B1 B1 B2 B2 B1 B2 B2 B1 SC SC SC SC SC PoP 12hr 60 40 70 60 80 40 30 20 20 Rain shwrs S L C S S L L C C D C S S C S S Tstms S L C S S L C C L C S C S $$ TNZ071-270800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 147 PM EDT Thu Jun 26 2025 Date 06/26/25 Fri 06/27/25 Sat 06/28/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 92 71 89 71 Temp 93 88 78 75 72 73 84 90 90 84 76 73 72 73 81 87 88 81 75 73 71 73 Dewpt 71 72 71 70 69 70 72 73 70 72 72 71 70 71 73 74 72 71 72 71 70 71 RH 49 59 79 84 90 90 67 58 52 67 87 93 93 93 77 65 59 72 90 93 97 93 Wind Dir NW E E W S SW W NW SW W SW S SW SW SW W W W S S S SW Wind Spd 3 3 2 2 1 1 2 2 4 3 2 2 2 2 2 3 4 3 2 1 1 1 Clouds B1 SC B1 B1 SC SC SC SC B1 B1 B1 SC B1 B1 B1 SC SC B2 B1 B1 B1 B1 PoP 12hr 30 60 40 70 30 QPF 12hr 0.03 0.08 0.05 0.08 0.07 Rain shwrs C C C C C C S S C C L L C C S S C Tstms C C C C C S S C L L C S S Heat index 100 95 90 98 96 90 86 95 95 85 Max heat 101 88 98 100 84 95 96 Heat Y Date 06/29 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 71 90 72 88 71 88 68 89 Temp 87 83 73 73 88 84 74 72 85 81 73 73 86 83 71 70 87 84 Dewpt 74 72 71 70 74 72 72 71 75 72 71 71 73 70 68 67 69 69 PWind Dir W SW SW SW W N N NE NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B2 B2 B1 SC SC SC SC SC PoP 12hr 70 30 80 60 80 40 40 20 20 Rain shwrs C L C C D L C C D C S S C S S Tstms C L C C L C C L C S C S $$ TNZ036-270800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 147 PM EDT Thu Jun 26 2025 Date 06/26/25 Fri 06/27/25 Sat 06/28/25 Sun 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 91 71 88 70 Temp 94 88 77 73 71 73 84 90 90 83 75 73 71 73 81 87 86 80 75 72 70 72 Dewpt 72 73 71 71 70 71 74 74 72 73 73 71 70 71 75 74 74 73 72 72 70 71 RH 49 61 82 93 97 93 72 60 56 72 94 93 97 93 82 65 68 79 90100100 97 Wind Dir NW N NE W SE SW S SW W W SW SW SW SW SW SW W W SW W W SW Wind Spd 2 2 1 1 1 1 1 2 2 2 1 1 1 2 2 2 2 2 1 1 1 1 Clouds SC B1 B2 B1 SC SC SC SC B1 B1 B1 SC B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 PoP 12hr 20 60 40 70 30 QPF 12hr 0.04 0.09 0.04 0.10 0.03 Rain shwrs C S L C C C C C C C L L C C S S C Tstms C S L C C C C L L C S S Heat index 102 96 91 99 97 89 87 95 94 84 Max heat 102 87 99 100 95 95 Heat Y Date 06/29 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 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 89 70 89 71 87 70 88 67 90 Temp 86 82 72 72 87 82 73 73 86 79 72 72 86 82 69 69 88 84 Dewpt 74 72 72 71 75 73 72 72 76 73 71 71 73 70 66 66 68 69 PWind Dir SW W SW SW W N N N NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC SC PoP 12hr 70 30 80 60 80 40 30 20 20 Rain shwrs C L C S C D L C C D C S S C S S Tstms C L C C L C C L C S C S $$ TNZ099-270800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 147 PM EDT Thu Jun 26 2025 Date 06/26/25 Fri 06/27/25 Sat 06/28/25 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 93 72 90 72 Temp 94 86 78 75 72 74 85 91 90 81 77 74 72 74 82 88 88 81 76 74 72 74 Dewpt 71 72 73 72 70 71 73 73 72 73 73 73 72 72 75 73 72 73 74 72 72 72 RH 47 63 85 90 93 90 67 56 56 77 87 97100 93 79 61 59 77 94 93100 93 Wind Dir NE NE SW NW N S SE SW SW SW SW SW S SW W W W W SW N N W Wind Spd 2 2 1 1 0 1 1 2 3 2 1 1 1 1 2 2 3 2 1 0 0 1 Clouds B1 B1 B1 B1 FW SC SC FW B1 B1 B1 SC SC B1 B1 SC B1 B2 B1 B1 SC B1 PoP 12hr 20 60 30 60 30 QPF 12hr 0.05 0.12 0.03 0.10 0.02 Rain shwrs C S S S C C C C S S C C L L C C S S C Tstms C S S S C C C C S S S C L L C Heat index 101 92 92100 97 86 89 96 95 86 Max heat 103 90 100 102 96 97 Heat Y Date 06/29 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 72 91 73 90 72 90 70 92 Temp 88 84 74 74 89 84 74 74 88 82 74 73 88 83 72 72 90 85 Dewpt 74 73 73 73 74 74 73 73 75 74 73 72 73 72 70 69 70 70 PWind Dir W W SW SW W NW N N N Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 70 30 80 50 80 40 40 20 30 Rain shwrs C L C S C D C C C D C S S C S C Tstms C L C C L C C L C S C C $$ NCZ060-270800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 147 PM EDT Thu Jun 26 2025 Date 06/26/25 Fri 06/27/25 Sat 06/28/25 Sun 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 65 91 65 88 66 Temp 89 77 71 68 66 67 81 88 86 76 70 67 65 67 79 85 86 77 70 68 66 68 Dewpt 69 70 68 67 66 67 71 71 70 70 68 67 65 67 73 70 69 69 69 67 66 68 RH 52 79 90 97100100 72 57 59 82 93100100100 82 61 57 76 97 97100100 Max/Min RH 100 56 100 55 100 Wind Dir N SE E N N N W W W S E N N N W NW NW NW N N N N Wind Dir Deg 33 13 11 0 0 0 27 26 28 17 11 0 0 0 28 29 29 31 0 0 0 0 Wind Spd 2 2 1 0 0 0 1 2 2 2 1 0 0 0 2 3 3 2 0 0 0 0 Clouds B1 B1 SC SC SC SC SC SC B1 B2 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 Clouds (%) 68 66 42 40 45 49 31 34 60 75 63 54 60 68 38 43 45 56 51 52 60 67 Vsby 6 10 10 7 7 7 10 6 6 10 10 7 PoP 12hr 30 70 40 70 30 QPF 12hr 0.01 0.28 0.15 0.10 0.04 Rain shwrs C C C S L L C C S S C C L L C C C Tstms C C S L L C S S C L L C S Heat index 94 85 94 91 90 90 Max heat 96 94 95 90 91 ChanceThunder 30 70 30 70 30 Max Mix Hgt AGL Mix Hgt 4300 4000 Max Vent Rt 25800 15700 T Wind Dir SE W T Wind Spd 4 4 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 06/29 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 Thu 07/03/25 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 89 66 87 67 87 67 87 64 87 Temp 86 79 68 68 84 79 69 69 85 76 69 68 85 76 66 66 85 80 Dewpt 71 70 68 68 72 71 69 69 72 70 69 68 70 69 66 66 69 69 PWind Dir NW E SW S W NW NW N NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 B1 B1 B1 B1 B2 B1 B2 B2 B2 B1 SC SC B1 B1 SC PoP 12hr 70 40 80 60 90 50 50 30 30 Rain shwrs C L C C D L C C D C S C C C S C Tstms C L C C L C C L C C 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 $$