Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
454 FOUS54 KMRX 221917 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 317 PM EDT Wed May 22 2024 TNZ017-230800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 317 PM EDT Wed May 22 2024 Date 05/22/24 Thu 05/23/24 Fri 05/24/24 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 63 78 61 79 62 Temp 87 81 73 68 66 65 72 76 77 74 68 65 63 63 72 77 78 75 69 66 64 64 Dewpt 65 65 64 63 63 64 66 66 64 64 63 62 62 63 66 66 65 64 64 62 62 63 RH 48 58 73 84 90 97 81 71 64 71 84 90 97100 81 69 64 69 84 87 93 97 Wind Dir W SW S S S SE SW W W W SE SE E E SW W W SW S S SW SW Wind Spd 8 4 3 1 2 2 3 4 6 3 1 1 1 1 2 5 5 3 2 2 2 3 Clouds SC SC B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1 PoP 12hr 20 80 50 70 50 QPF 12hr 0.07 0.36 0.04 0.13 0.32 Rain shwrs S S L D L C C C C L L L L C C C C C Tstms S S L L L C C C C C C C C C C C C C Date 05/25 Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 82 63 83 64 81 59 75 55 73 Temp 79 77 67 65 80 79 68 66 79 76 64 61 73 71 60 57 71 68 Dewpt 67 67 63 64 67 67 64 64 67 64 61 60 57 56 56 56 53 53 PWind Dir SW S SW S SW W W W W Wind Char LT LT LT LT GN LT GN LT GN Avg Clouds B1 SC SC SC B1 B1 SC B1 B1 SC B1 B1 SC SC SC SC SC SC PoP 12hr 50 30 70 60 70 40 50 30 30 Rain shwrs C C C S L L L L L L C C C C C S C C Tstms C C C S C C C C C C C C C C C C $$ TNZ071-230800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 317 PM EDT Wed May 22 2024 Date 05/22/24 Thu 05/23/24 Fri 05/24/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 80 64 79 65 Temp 87 82 75 72 69 69 75 78 79 76 71 68 66 66 73 77 78 76 71 68 67 67 Dewpt 63 64 64 64 63 64 67 68 67 67 66 64 64 65 68 68 68 67 67 65 65 66 RH 45 55 69 76 81 84 76 71 67 74 84 87 93 97 84 74 71 74 87 90 93 97 Wind Dir SW SW SW S SW SW SW SW SW W S S SE S SW SW SW SW S S S S Wind Spd 10 6 5 3 3 4 6 9 8 3 2 2 2 2 4 6 6 5 4 4 4 4 Clouds SC SC B1 B1 B1 B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 SC B1 B1 PoP 12hr 30 60 50 70 50 QPF 12hr 0 0.17 0.06 0.17 0.08 Rain shwrs C C L C C C C C L L L L C C C C C Tstms C C L C C C C C C C C C C C C C C Date 05/25 Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 65 85 67 83 62 78 59 77 Temp 83 80 70 67 83 81 71 69 81 78 67 64 76 74 63 61 75 72 Dewpt 70 69 66 66 70 68 66 67 69 67 64 61 60 59 58 58 56 57 PWind Dir SW S SW S SW SW W W NW Wind Char LT LT LT LT GN LT LT LT LT Avg Clouds B1 SC SC B1 B1 SC B1 B2 B1 SC SC B1 SC SC SC SC SC FW PoP 12hr 60 40 70 70 70 50 40 20 20 Rain shwrs C L C C L L L L L L C C C C S S S S Tstms C C C C C C C C C C C C C C $$ TNZ036-230800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 317 PM EDT Wed May 22 2024 Date 05/22/24 Thu 05/23/24 Fri 05/24/24 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 80 63 79 64 Temp 86 81 74 71 68 68 74 78 79 76 70 67 65 65 73 77 78 76 70 67 66 67 Dewpt 64 64 64 64 64 65 68 69 68 66 65 64 63 64 69 69 68 66 66 65 65 66 RH 48 56 71 79 87 90 82 74 69 71 84 90 93 97 87 76 71 71 87 93 97 97 Wind Dir SW SW SW S SW SW SW W SW W SW SE E S SW SW SW SW S SW SW SW Wind Spd 10 5 4 2 2 3 4 5 5 3 2 2 2 2 3 4 5 3 2 2 2 3 Clouds SC SC B1 B2 B1 B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 PoP 12hr 40 60 50 70 50 QPF 12hr 0.07 0.25 0.06 0.17 0.07 Rain shwrs S C C L L C C C C C L L L L C C C C C Tstms S C C L L C C C C C C C C C C C C C C Date 05/25 Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 65 85 66 83 60 78 58 77 Temp 83 81 70 67 83 81 70 68 81 78 65 62 76 73 63 60 75 72 Dewpt 70 69 66 66 70 68 65 67 69 66 61 60 59 58 56 57 56 56 PWind Dir SW SW SW SW SW W W W NW Wind Char LT LT LT LT GN LT LT LT LT Avg Clouds B1 SC SC B2 B2 SC B1 B2 B1 SC SC SC SC SC SC SC FW FW PoP 12hr 60 40 70 80 70 40 40 20 20 Rain shwrs C L C C L L L D L L C C C C S S S S Tstms C C C C C C C C C C C C C C $$ TNZ099-230800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 317 PM EDT Wed May 22 2024 Date 05/22/24 Thu 05/23/24 Fri 05/24/24 Sat EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 86 67 83 68 Temp 88 83 76 73 70 70 79 84 85 82 75 71 69 69 77 81 82 80 74 71 70 70 Dewpt 64 64 65 65 65 65 67 65 65 66 67 66 65 66 68 68 68 68 69 67 67 67 RH 45 53 69 76 84 84 67 53 51 58 76 84 87 90 74 65 63 67 84 87 90 90 Wind Dir S S S S S S SW SW SW S S S S S S SW SW SW S S S SW Wind Spd 9 5 4 2 3 3 4 6 8 3 2 1 1 2 3 5 6 4 2 2 2 2 Clouds SC SC B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 SC B1 B1 PoP 12hr 10 30 40 60 40 QPF 12hr 0 0.03 0.04 0.31 0.05 Rain shwrs S C C C C C C C C L L C C C C C Tstms S C C C C C C C C C C C C C C C Heat index 84 85 83 Max heat 89 82 86 87 84 85 Date 05/25 Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 68 89 69 86 63 81 60 81 Temp 86 83 73 71 86 84 74 71 84 81 68 65 79 76 65 63 78 76 Dewpt 69 70 68 69 70 68 68 69 70 68 64 61 59 59 58 58 56 56 PWind Dir SW S S S SW W NW NW NW Wind Char LT LT LT LT GN LT LT LT LT Avg Clouds B1 SC SC B1 B1 SC SC B2 B1 SC SC SC SC FW FW FW FW FW PoP 12hr 50 40 60 70 60 50 30 10 10 Rain shwrs C C C C L L L L C L C C C C Tstms C C C C C C C C C C C C C C $$ NCZ060-230800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 317 PM EDT Wed May 22 2024 Date 05/22/24 Thu 05/23/24 Fri 05/24/24 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 61 82 62 80 62 Temp 84 79 71 66 64 64 74 79 81 77 70 67 64 64 73 78 79 76 70 66 64 65 Dewpt 63 63 62 61 61 62 66 66 64 64 64 63 62 63 67 67 66 66 65 64 63 65 RH 49 58 73 84 90 93 76 64 56 64 81 87 93 97 81 69 64 71 84 93 97100 Max/Min RH 97 56 97 64 100 Wind Dir S SW S SE SE S S SW SW SW N N N N SW SW SW SW S S S SW Wind Dir Deg 19 20 16 12 15 16 19 23 23 21 0 0 0 0 22 22 20 21 16 16 17 20 Wind Spd 8 3 2 2 2 2 4 6 8 1 0 0 0 0 2 3 4 2 1 1 1 1 Clouds SC FW B1 SC B1 B1 B2 B2 B1 SC B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 Clouds (%) 30 24 53 49 62 65 72 77 58 48 57 57 69 71 73 71 69 54 54 55 61 60 Vsby 10 10 10 7 7 10 10 10 10 PoP 12hr 10 30 40 60 40 QPF 12hr 0 0.14 0.02 0.26 0.10 Rain shwrs C C C C C C L L L L C C C C C Tstms C C C C C C C C C C C C C C C Haines 4 4 LAL 1 1 1 3 3 3 3 3 3 3 3 Max Mix Hgt AGL Mix Hgt 3600 3000 Max Vent Rt 31900 20800 T Wind Dir SW SW T Wind Spd 6 6 ADI 28 18 Max LVORI 6 8 Stability A G F B A F F B B F F Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE 20800 NONE Sta Pres 27.85 27.88 27.88 27.87 27.85 27.85 27.83 27.83 27.79 27.79 27.83 Date 05/25 Sun 05/26/24 Mon 05/27/24 Tue 05/28/24 Wed 05/29/24 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 62 85 64 82 59 78 54 76 Temp 82 80 67 65 82 80 69 66 80 77 64 61 76 72 60 57 73 70 Dewpt 67 67 64 64 67 66 65 66 68 66 62 60 58 57 56 55 54 54 PWind Dir W SW S S SW W NW NW NW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 SC SC B1 B1 SC SC B2 B2 SC SC B1 SC SC SC SC FW FW PoP 12hr 50 30 70 70 70 50 40 20 20 Rain shwrs C C C C L L L L L L C C C C S S S Tstms C C C C 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 $$