Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
280 FOUS54 KMRX 251744 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 144 PM EDT Wed Jun 25 2025 TNZ017-260800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 144 PM EDT Wed Jun 25 2025 Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat 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 69 91 69 89 69 Temp 92 84 76 72 70 72 83 89 89 82 74 71 69 71 79 85 87 81 74 71 69 70 Dewpt 67 69 67 66 66 69 70 71 71 70 69 68 67 68 71 71 69 70 69 68 68 68 RH 44 61 74 81 87 90 65 56 56 67 84 90 93 90 77 63 55 69 84 90 97 93 Wind Dir W N SW E SE SE W W NW W SE SE SE S SW SW SW SW S S S SW Wind Spd 2 2 1 0 0 0 1 3 3 2 1 1 0 1 2 4 3 2 1 0 0 1 Clouds SC B1 B1 SC B1 SC SC SC SC B1 B1 SC SC SC SC SC B1 B1 B1 SC B1 B1 PoP 12hr 20 40 30 60 30 QPF 12hr 0.02 0.03 0.01 0.02 0.02 Rain shwrs S S C S C C C C L L C C S S C Tstms S S C S C S S C L L C S S Heat index 96 88 87 95 95 86 91 91 85 Max heat 99 83 96 97 92 93 Heat Y Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 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 68 88 68 89 69 85 68 84 Temp 83 80 70 70 84 80 71 71 85 81 71 71 81 78 71 69 81 79 Dewpt 71 70 68 68 71 70 68 68 71 71 70 69 72 71 69 69 70 69 PWind Dir SW S SW SE SW SW SW SW W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC B1 B1 B1 B1 B1 SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 PoP 12hr 60 30 60 30 60 60 80 50 50 Rain shwrs C L C S L C S L L C C D C C C C Tstms C L C S L C S C C S C C C $$ TNZ071-260800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 144 PM EDT Wed Jun 25 2025 Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 94 72 91 71 Temp 95 88 80 77 74 76 86 92 93 84 77 74 73 74 83 89 90 83 76 74 72 74 Dewpt 69 69 69 69 69 70 71 72 72 71 70 70 68 69 72 73 71 71 70 70 69 70 RH 43 54 69 76 84 82 61 52 51 65 79 87 84 84 70 59 54 67 82 87 90 87 Wind Dir NW NW E SW SW SE NE N SW E S S SW S SW W W W S SW SW SW Wind Spd 3 2 2 1 1 1 1 2 3 2 2 1 1 1 2 2 3 2 2 2 1 2 Clouds SC B1 B1 B1 SC B1 SC SC SC B1 B1 B1 B1 SC SC SC SC B1 SC SC SC SC PoP 12hr 20 40 30 60 30 QPF 12hr 0.01 0.06 0.05 0.02 0.04 Rain shwrs S S C C C S S C C L L C C S S C Tstms S S C C S C L L C S Heat index 101 92 83 91100101 89 88 97 96 88 Max heat 104 90 100 102 85 97 99 83 Heat Y Y Y Y Y Y Y Y Y Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 71 90 71 92 72 89 71 86 Temp 89 83 73 73 87 83 74 74 89 84 75 75 86 81 74 72 84 80 Dewpt 72 70 70 70 73 71 70 70 73 72 72 71 74 73 72 71 73 71 PWind Dir W S W SE SW SW SW SW NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC B1 SC B1 B1 B1 SC SC SC B1 B1 B1 B2 B2 B2 B2 B1 PoP 12hr 60 20 60 30 70 60 80 50 50 Rain shwrs C L S C L C S L L C C D C C C C Tstms C L S C L C S L C S L C S C $$ TNZ036-260800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 144 PM EDT Wed Jun 25 2025 Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat 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 95 72 91 71 Temp 94 87 79 75 74 76 86 93 92 84 76 74 73 74 83 89 87 81 76 73 72 73 Dewpt 71 70 68 70 69 72 73 73 73 72 71 70 69 70 74 73 73 72 71 71 70 71 RH 47 57 69 84 84 87 65 52 54 67 85 87 87 87 74 59 63 74 85 93 93 93 Wind Dir N N NE NE NE NE E N NW N NW W SW SW SW SW W W W W SW SW Wind Spd 2 2 2 1 1 1 1 1 2 2 1 1 1 1 1 2 2 2 1 1 1 1 Clouds SC B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC B1 B1 SC SC B1 B1 PoP 12hr 20 40 30 60 20 QPF 12hr 0.06 0.19 0.06 0.15 0.01 Rain shwrs S S C C C S S C C L L S S S S C Tstms S S C C S C L L S S Heat index 101 92 93102101 90 90 97 94 85 Max heat 106 88 102 103 85 97 97 Heat Y Y Y Y Y Y Y Y Y Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 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 71 89 71 91 71 88 71 86 Temp 89 82 73 73 87 82 73 74 90 82 74 74 85 79 73 72 84 79 Dewpt 73 72 70 70 74 72 71 71 74 73 72 72 75 73 71 71 74 71 PWind Dir W W W NW SW SW SW W W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 SC B1 B1 B1 B1 SC B1 B1 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 60 20 60 30 70 60 90 50 50 Rain shwrs C L S S C L C S L L C C D C C C C Tstms C L S C L C S L C C L C S C $$ TNZ099-260800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 144 PM EDT Wed Jun 25 2025 Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 96 72 93 72 Temp 96 89 80 77 74 76 88 94 93 84 77 74 73 74 84 90 90 81 76 73 72 74 Dewpt 70 70 71 71 70 72 73 73 74 74 72 71 70 70 73 74 72 71 71 72 71 71 RH 43 54 74 82 87 87 61 51 54 72 85 90 90 87 70 60 56 72 85 97 97 90 Wind Dir N N N E W NW NE NE E W S SW W W W NW W SW S N N N Wind Spd 2 2 1 1 1 1 1 2 3 2 1 1 1 1 1 2 2 2 1 0 0 0 Clouds SC SC B1 SC SC SC SC SC B1 B2 B1 B1 SC SC SC SC SC B1 SC SC SC B1 PoP 12hr 20 30 30 60 20 QPF 12hr 0.02 0.12 0.02 0.16 0.04 Rain shwrs S C C C C S S C C L L S S S S C Tstms S C C C C S C L L S S Heat index 103 94 83 96103103 91 90 99 97 85 Max heat 107 91 103 103 85 99 100 Heat Y Y Y Y Y Y Y Y Y Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 72 92 73 92 73 90 72 87 Temp 90 82 73 74 89 84 74 74 90 84 75 75 87 81 74 73 84 80 Dewpt 72 71 71 71 72 72 72 72 74 73 73 73 75 73 73 72 74 72 PWind Dir W W NW SW SW S SW S SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC SC SC SC B1 SC SC SC SC B1 B1 B1 B1 B2 B1 B2 B1 PoP 12hr 60 20 60 30 70 50 80 50 60 Rain shwrs C L S S S L C S S L C C C D C C C L Tstms C L S S L C S S L C S L C S C $$ NCZ060-260800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 144 PM EDT Wed Jun 25 2025 Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat 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 93 65 90 66 Temp 91 82 74 70 67 70 84 90 86 78 71 67 66 68 81 87 85 78 71 68 66 68 Dewpt 69 70 67 66 64 67 70 69 69 68 66 64 63 64 71 70 68 69 68 66 66 67 RH 49 67 79 87 90 90 63 50 57 71 84 90 90 87 72 57 57 74 90 93100 97 Max/Min RH 93 50 90 55 100 Wind Dir NW SW E N N N NW NW SE E N N N N NW W W NW N N N N Wind Dir Deg 32 23 10 0 0 0 32 31 13 9 0 0 0 0 29 28 28 30 0 0 0 0 Wind Spd 2 1 1 0 0 0 1 2 3 2 0 0 0 0 1 2 3 2 0 0 0 0 Clouds B1 B1 B1 B1 B1 SC SC SC B2 B1 B1 B1 SC SC SC SC B1 B1 B1 SC SC B1 Clouds (%) 67 57 56 52 52 50 30 47 73 62 52 55 49 49 26 46 54 62 54 44 42 52 Vsby 10 10 10 7 7 7 10 10 10 10 10 10 PoP 12hr 40 50 40 70 30 QPF 12hr 0.02 0.29 0.02 0.22 0.04 Rain shwrs C C S C C C C S S C C L L C C S S C Tstms C C S C C C C L L C Heat index 96 86 88 95 90 85 92 88 Max heat 97 95 94 92 91 ChanceThunder 20 50 30 70 30 Max Mix Hgt AGL Mix Hgt 5600 4300 Max Vent Rt 33900 25800 T Wind Dir SE SE T Wind Spd 5 4 ADI Max LVORI Stability B MM MM MM MM MM MM MM MM MM MM Ceiling 0 MM MM MM MM MM MM MM MM MM MM Sta Pres 0.00 MM MM MM MM MM MM MM MM MM MM Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25 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 65 89 66 89 67 86 67 85 Temp 86 79 68 68 86 78 68 69 86 78 69 69 82 76 69 68 81 75 Dewpt 69 68 66 66 69 69 67 67 72 71 69 69 72 70 69 68 71 69 PWind Dir NW W NW E SW SE SW SE W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC B1 SC SC B1 B1 SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 70 30 70 30 80 60 90 60 70 Rain shwrs C L C S L C S C D L C C D L C C L Tstms C L C S L C C L C C L 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 $$