Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
363 FOUS54 KMRX 240022 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 821 PM EDT Thu May 23 2024 TNZ017-240800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 821 PM EDT Thu May 23 2024 Date 05/23/24 Fri 05/24/24 Sat 05/25/24 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 61 79 61 81 62 Temp 67 64 63 63 72 77 78 75 69 65 63 63 73 79 80 77 70 66 64 65 Dewpt 64 62 61 63 63 64 64 65 64 63 62 63 66 66 66 66 65 63 62 63 RH 90 93 93100 73 64 62 71 84 93 97100 79 64 62 69 84 90 93 93 Wind Dir SE S SE SW W W SW SW SE SE S S SW W W SW S SE SE E Wind Spd 4 3 2 3 2 4 4 2 1 1 2 2 4 6 6 3 2 1 1 1 Clouds B2 B2 B2 B1 B1 B2 B1 SC SC B1 B2 B2 B1 SC FW FW SC SC SC SC PoP 12hr 60 50 40 60 20 QPF 12hr 0.29 0.05 0.01 0.01 0.01 Rain shwrs C S S C C C C C C C L L S S S S C Tstms C S S C C C C C C C C C S S S S C Obvis PF PF F PF PF Date 05/26 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 Thu 05/30/24 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 84 65 81 60 75 54 73 51 73 Temp 81 80 69 67 79 76 65 62 73 70 59 57 71 68 56 54 70 68 Dewpt 67 67 65 65 67 63 60 59 57 55 53 55 54 51 50 51 49 53 PWind Dir SW S SW W W W W W NW Wind Char LT LT GN LT GN LT GN LT LT Avg Clouds B1 B1 SC B2 B1 SC SC SC SC SC FW SC SC FW FW FW FW FW PoP 12hr 50 60 70 40 30 10 20 5 10 Rain shwrs C C C L L L C C C C S S Tstms C C C C C C C C C C $$ TNZ071-240800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 821 PM EDT Thu May 23 2024 Date 05/23/24 Fri 05/24/24 Sat 05/25/24 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 79 64 85 65 Temp 71 68 66 66 73 77 78 76 70 67 66 67 77 82 84 80 73 70 67 67 Dewpt 66 65 65 65 66 65 66 68 67 65 65 66 69 70 70 70 68 67 65 67 RH 84 90 97 97 79 67 67 76 90 93 97 97 76 67 63 72 84 90 93100 Wind Dir NE SW W E NW W SW SW S SW S S W W W SW S S S S Wind Spd 4 2 2 1 3 4 4 3 2 2 2 2 5 6 5 3 2 2 1 2 Clouds B2 B2 B2 B1 B1 B2 B2 B1 B1 B1 B2 B1 SC SC SC SC SC SC B1 B1 PoP 12hr 50 70 50 50 30 QPF 12hr 0.24 0.07 0.04 0.02 0.01 Rain shwrs C S S L L C C C C C C C C C C C C C Tstms C S S L L C C C C C C C C C C C C C Obvis PF PF Heat index 86 88 83 Max heat 86 88 Date 05/26 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 Thu 05/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 68 83 62 78 58 77 55 76 Temp 83 81 72 70 81 78 67 64 76 73 63 60 75 72 60 58 73 71 Dewpt 70 69 67 67 70 66 63 61 61 58 56 56 56 55 54 54 53 56 PWind Dir SW SW SW SW W W W N N Wind Char LT LT GN LT GN LT LT LT LT Avg Clouds B1 SC SC B2 B1 SC SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 50 80 60 40 20 10 10 5 10 Rain shwrs C C L D L L C C S S Tstms C C C C C C C C S S $$ TNZ036-240800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 821 PM EDT Thu May 23 2024 Date 05/23/24 Fri 05/24/24 Sat 05/25/24 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 64 79 63 85 65 Temp 69 67 65 66 73 77 78 75 70 67 65 66 76 82 84 80 73 70 67 67 Dewpt 66 65 64 65 66 67 67 68 66 64 63 65 69 70 70 70 68 66 65 67 RH 90 93 97 97 79 71 69 79 87 90 93 97 79 67 63 72 84 87 93100 Wind Dir SE NW N NE SE S SW SW S SW SW SW SW SW SW SW SW SW S S Wind Spd 3 1 2 1 2 3 4 2 2 2 2 2 2 3 4 2 1 1 1 1 Clouds B2 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B2 B1 SC SC SC SC SC B1 B2 PoP 12hr 50 70 50 50 20 QPF 12hr 0.14 0.11 0.06 0.04 0 Rain shwrs C S S L L C C C C C C C C S S S S C Tstms C S S L L C C C C C C C C S S S S C Obvis PF PF PF PF Heat index 86 88 83 Max heat 86 88 Svr Tstorm Date 05/26 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 Thu 05/30/24 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 84 67 84 61 79 56 78 54 77 Temp 82 80 71 69 82 79 66 63 77 74 61 59 75 72 60 57 74 72 Dewpt 71 69 67 66 70 65 61 60 59 56 55 56 55 54 52 53 53 56 PWind Dir SW SW SW W W NW W NW N Wind Char LT LT GN LT LT LT LT LT LT Avg Clouds B2 SC SC B2 B1 SC SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 50 80 60 40 20 10 10 5 10 Rain shwrs C C L D L L C C S S Tstms C C C C C C C C S S $$ TNZ099-240800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 821 PM EDT Thu May 23 2024 Date 05/23/24 Fri 05/24/24 Sat 05/25/24 Sun EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 83 67 88 69 Temp 73 70 69 69 77 81 82 79 74 71 69 70 80 85 87 84 77 73 71 71 Dewpt 68 67 67 67 68 67 66 68 68 67 67 67 70 70 70 70 70 69 68 69 RH 84 90 93 93 74 63 58 69 82 87 93 90 72 61 57 63 79 87 90 93 Wind Dir NE E NE E S SW SW S S S S S SW SW SW SW S S S S Wind Spd 3 2 1 1 2 5 6 3 2 2 2 2 2 4 4 2 1 1 1 2 Clouds B2 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC B1 B1 PoP 12hr 40 70 40 50 20 QPF 12hr 0.04 0.20 0.06 0.05 0 Rain shwrs S S C C L L C C C C C C C C S S S S C Tstms S S S L L C C C C C C C C S S S S C Obvis PF Heat index 83 90 92 88 Max heat 83 85 90 92 85 Date 05/26 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 Thu 05/30/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 69 87 64 82 60 81 59 81 Temp 87 84 74 71 85 82 69 66 80 77 65 63 78 76 64 62 78 76 Dewpt 71 69 68 69 70 66 65 63 60 58 57 58 57 56 55 55 54 57 PWind Dir S SW SW W NW NW NW N N Wind Char LT LT GN LT LT LT LT LT LT Avg Clouds B1 SC SC B1 B1 SC SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 40 70 40 40 20 5 5 5 5 Rain shwrs C C C L C C C C S S Tstms C C C C C C C C S S $$ NCZ060-240800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 821 PM EDT Thu May 23 2024 Date 05/23/24 Fri 05/24/24 Sat 05/25/24 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 62 79 61 85 62 Temp 69 66 64 64 72 77 78 75 69 65 63 64 75 82 84 80 72 67 65 65 Dewpt 65 63 62 64 67 67 66 66 65 63 62 64 69 68 66 68 67 65 63 65 RH 87 90 93100 84 71 67 74 87 93 97100 82 63 55 67 84 93 93100 Max/Min RH 100 67 100 55 100 Wind Dir E SE NE E SW SW SW S SE N N SE W W W W N N N N Wind Dir Deg 11 14 6 11 21 23 22 17 14 0 0 14 26 27 27 26 0 0 0 0 Wind Spd 1 1 1 1 2 4 4 2 1 0 0 1 2 4 4 2 0 0 0 0 Clouds B2 B1 B1 B1 B1 B2 B1 B1 B1 B2 B2 B1 SC SC SC SC SC SC B1 B1 Clouds (%) 70 63 60 61 68 78 66 56 55 71 70 67 45 37 33 30 36 35 54 59 Vsby 10 5 2 4 7 10 10 10 10 5 6 PoP 12hr 40 60 50 50 20 QPF 12hr 0.29 0.23 0.09 0.01 0.01 Rain shwrs C S S C C L L C C C C C C C C S S S S C Tstms C S S S L L C C C C C C C C S S S S C Obvis PF PF PF PF Heat index 85 83 Max heat 85 86 Haines 4 4 LAL 3 3 2 4 4 3 3 3 3 2 3 Max Mix Hgt AGL Mix Hgt 3600 5300 Max Vent Rt 26300 55000 T Wind Dir SW NW T Wind Spd 5 6 ADI 23 48 Max LVORI 10 10 Stability G F B B F F A A G F Ceiling NONE NONE NONE NONE 15900 NONE NONE NONE NONE NONE Sta Pres 27.84 27.84 27.85 27.81 27.80 27.83 27.82 27.80 27.83 27.83 Date 05/26 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 Thu 05/30/24 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 86 63 82 60 78 53 77 52 76 Temp 83 81 68 65 80 77 65 62 76 72 59 56 74 71 58 55 73 70 Dewpt 69 67 65 65 68 65 62 60 58 56 54 54 54 53 52 52 51 54 PWind Dir S S SW W NW NW NW NW NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 SC SC B2 B1 SC SC SC SC FW FW FW FW FW FW SC FW FW PoP 12hr 50 70 60 40 30 10 10 5 10 Rain shwrs C C C L L L C C C C Tstms C C C C C C C C 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 $$