Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
429 FOUS54 KMRX 212122 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 521 PM EDT Sat Sep 21 2024 TNZ017-220800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 521 PM EDT Sat Sep 21 2024 Date 09/21/24 Sun 09/22/24 Mon 09/23/24 Tue 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 62 88 63 84 64 Temp 80 71 68 65 63 76 85 87 79 72 69 66 64 73 81 83 77 71 69 67 65 Dewpt 66 66 65 64 63 69 67 64 65 65 64 64 64 69 69 69 69 67 66 65 65 RH 62 84 90 97100 79 55 46 62 79 84 93100 87 67 63 76 87 90 93100 Wind Dir W E E SE SE W NW NW W SE E E E S W W S SE SE SE SE Wind Spd 2 1 1 1 1 2 4 4 2 1 2 2 2 3 5 5 2 2 1 1 2 Clouds SC SC SC SC SC FW FW FW FW SC SC B1 B1 SC SC SC B1 B1 B1 B1 SC PoP 12hr 5 5 20 60 30 QPF 12hr 0 0 0.01 0.06 0.02 Rain shwrs S S C C L L C C S S C Tstms S C C C S S S Heat index 84 86 Max heat 88 88 90 85 87 Date 09/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 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 83 64 78 60 78 57 77 57 77 Temp 81 77 66 65 76 70 63 61 75 69 62 59 75 69 61 59 75 69 Dewpt 69 68 65 65 69 65 63 61 63 60 58 57 61 59 58 57 61 59 PWind Dir S SE SW NE N E E E NE Wind Char LT LT LT LT LT LT GN LT GN Avg Clouds SC SC B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 50 50 30 30 20 20 30 20 Rain shwrs C L C C C C C C S C S S S S C S S S Tstms S C C S S C C $$ TNZ071-220800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 521 PM EDT Sat Sep 21 2024 Date 09/21/24 Sun 09/22/24 Mon 09/23/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 92 68 90 68 Temp 83 76 73 71 69 80 89 91 84 77 74 71 69 79 87 89 82 76 73 71 69 Dewpt 66 67 66 66 65 69 69 68 68 69 69 68 67 71 70 69 69 69 69 68 68 RH 57 74 79 84 87 69 52 47 59 76 84 90 93 77 57 52 65 79 87 90 97 Wind Dir SW S SE SW SE W W N E SE S S SE SW W W S SE SE S S Wind Spd 2 2 1 1 1 2 4 4 2 2 2 2 2 3 5 5 3 2 2 2 2 Clouds SC B1 SC SC SC FW FW FW SC SC SC SC SC SC SC B1 B2 B1 B1 B1 SC PoP 12hr 5 10 20 30 20 QPF 12hr 0 0 0.01 0.05 0 Rain shwrs S S S S C C S S S S S Tstms S S C C S S S S Heat index 83 94 95 87 92 94 85 Max heat 90 82 94 96 84 92 94 83 Date 09/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 67 83 62 82 62 82 61 82 Temp 86 81 71 67 80 74 66 63 79 73 66 63 80 74 65 62 79 73 Dewpt 70 67 67 66 70 65 64 63 65 62 61 60 63 60 60 59 64 61 PWind Dir SW S W NE NE NE E NE NE Wind Char LT LT LT LT LT LT GN LT GN Avg Clouds SC B1 B1 B2 B1 B1 B1 SC SC SC SC B1 SC SC B1 B1 B1 SC PoP 12hr 30 50 40 30 20 20 20 30 20 Rain shwrs S C C C C C C S S S S S S S C S S S Tstms S S S S S S S $$ TNZ036-220800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 521 PM EDT Sat Sep 21 2024 Date 09/21/24 Sun 09/22/24 Mon 09/23/24 Tue 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 91 67 89 67 Temp 83 76 73 71 69 80 88 90 83 76 73 70 68 78 86 88 81 75 72 70 68 Dewpt 67 68 67 67 67 72 71 68 69 69 69 68 68 73 72 70 70 70 69 68 68 RH 59 76 81 87 93 77 57 49 63 79 87 93100 85 63 55 69 84 90 93100 Wind Dir NW NE N E SE S SW NW N N NW SW S SW SW SW E E E S SW Wind Spd 2 1 1 1 1 2 2 2 2 1 1 1 1 2 4 3 2 1 1 1 2 Clouds B1 SC SC SC FW FW FW SC B1 SC SC SC SC SC SC B1 B2 B1 B1 B1 B1 PoP 12hr 5 20 20 40 20 QPF 12hr 0 0 0.02 0.05 0 Rain shwrs S S S S S C C C C S S S S C Tstms S S C C S S S S Heat index 86 84 94 94 87 92 93 85 Max heat 91 82 94 95 83 92 94 Date 09/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 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 82 62 81 61 81 60 81 Temp 85 80 69 67 79 72 65 63 79 72 65 63 79 71 65 62 78 72 Dewpt 71 67 67 66 70 65 64 62 65 61 60 59 64 59 58 58 64 61 PWind Dir SW SW W NE NE NE NE NE NE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC B1 B2 B2 B1 B1 B1 SC SC SC B1 B1 SC SC SC B1 B1 SC PoP 12hr 40 40 40 30 20 20 20 20 20 Rain shwrs C C C C C C C S S S S S S S S S S S Tstms S S C S S S S $$ TNZ099-220800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 521 PM EDT Sat Sep 21 2024 Date 09/21/24 Sun 09/22/24 Mon 09/23/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 94 70 93 70 Temp 86 79 76 73 71 82 91 93 86 79 76 73 71 82 90 92 85 78 75 73 71 Dewpt 65 66 68 67 68 71 69 68 68 70 69 69 68 70 69 68 68 68 68 68 68 RH 50 64 76 81 90 69 49 44 55 74 79 87 90 67 50 46 57 71 79 84 90 Wind Dir SW N W W S W W NW W W W SW S SW W W W S S S S Wind Spd 3 2 1 1 1 2 5 5 2 1 1 1 1 2 5 5 3 2 2 2 2 Clouds SC SC SC FW FW FW FW SC SC B1 FW FW SC SC SC B1 B1 B1 SC SC SC PoP 12hr 5 10 5 20 5 QPF 12hr 0 0 0 0 0 Rain shwrs S S Tstms S S Heat index 86 96 97 89 86 95 96 88 Max heat 95 85 96 98 87 95 96 85 Date 09/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 69 87 65 85 65 82 63 82 Temp 89 84 73 69 82 75 69 66 81 75 68 66 79 75 68 64 78 74 Dewpt 69 67 67 67 69 65 64 63 65 62 61 60 64 60 59 59 65 61 PWind Dir SW S SW NE NE NE E NE NE Wind Char LT LT LT LT LT LT GN LT GN Avg Clouds SC SC B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 30 20 20 20 20 20 20 Rain shwrs C S C S C S S S S S S S S S S S S Tstms S S S S S S $$ NCZ060-220800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 521 PM EDT Sat Sep 21 2024 Date 09/21/24 Sun 09/22/24 Mon 09/23/24 Tue 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 61 90 62 89 64 Temp 82 73 68 65 62 76 86 89 80 72 69 66 63 76 85 88 80 73 70 67 65 Dewpt 63 63 63 62 62 68 66 66 66 66 66 64 63 69 68 67 68 67 67 65 65 RH 53 71 84 90100 76 51 47 62 81 90 93100 79 57 50 67 81 90 93100 Max/Min RH 100 45 100 50 100 Wind Dir NW N N N N W NW NW NW N N N E SW W W SE SE SE SE SE Wind Dir Deg 32 0 0 0 0 28 30 32 31 0 0 0 11 20 25 26 14 12 13 12 13 Wind Spd 1 0 0 0 0 2 5 4 1 0 0 0 1 2 4 3 1 1 1 1 1 Clouds SC SC SC SC SC FW FW FW SC SC SC SC SC SC SC B1 B1 B1 B1 B1 SC Clouds (%) 26 48 42 32 36 13 10 18 28 34 27 34 41 28 48 63 69 69 52 53 49 Vsby 10 10 10 7 7 10 10 10 10 10 PoP 12hr 5 10 5 30 10 QPF 12hr 0 0 0 0.03 0 Rain shwrs C C S Tstms C C Heat index 92 88 91 83 Max heat 90 88 92 88 91 Haines 4 3 LAL 1 1 1 1 1 1 1 3 3 1 1 Max Mix Hgt AGL Mix Hgt 6100 5800 Max Vent Rt 49300 38400 T Wind Dir NW SW T Wind Spd 5 5 ADI 43 33 Max LVORI 10 10 Stability B G G B B G G B B F G Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.84 27.86 27.87 27.84 27.81 27.82 27.85 27.83 27.83 27.84 27.85 Date 09/24 Wed 09/25/24 Thu 09/26/24 Fri 09/27/24 Sat 09/28/24 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 63 82 60 81 60 80 59 78 Temp 84 79 66 64 78 71 64 61 78 69 63 61 77 69 63 60 76 69 Dewpt 68 67 66 64 68 65 64 61 63 62 61 59 63 61 61 58 62 61 PWind Dir S SE SW NE NE E SE E E Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds SC SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 PoP 12hr 30 30 40 30 30 20 30 30 30 Rain shwrs S C C C C C C S S C S S S C C S S C Tstms S C C S S C 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 $$