Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
939 FOUS54 KMRX 260208 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1008 PM EDT Sat May 25 2024 TNZ017-260800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1008 PM EDT Sat May 25 2024 Date 05/25/24 Sun 05/26/24 Mon 05/27/24 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 84 64 79 59 Temp 69 65 64 67 76 82 83 77 70 67 65 66 72 77 78 74 67 64 61 61 Dewpt 63 63 62 63 66 66 66 67 65 65 64 65 66 67 66 64 63 60 58 60 RH 81 93 93 87 71 58 57 71 84 93 97 97 81 71 67 71 87 87 90 97 Wind Dir SW S SE SE W W SW W SE S S SW SW SW SW W W W W W Wind Spd 1 0 1 0 2 5 8 5 4 4 4 8 11 14 13 10 6 5 5 6 Clouds FW FW SC SC SC SC SC B1 SC B1 B2 OV B2 B2 B1 B1 B1 SC SC SC PoP 12hr 5 50 50 90 40 QPF 12hr 0 0.09 0.49 0.33 0.02 Rain shwrs S C C S C C D D D D C S Tstms S C C S C C C C L L C S Obvis PF PF Heat index 86 Max heat 85 87 82 Date 05/28 Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 77 56 75 52 75 50 77 52 80 Temp 74 72 58 58 73 69 55 55 73 70 54 54 75 73 56 57 78 74 Dewpt 57 55 54 54 52 51 50 51 51 53 49 50 51 54 50 52 56 60 PWind Dir W W W N N NE N NE SW Wind Char GN LT GN LT LT LT LT LT LT Avg Clouds SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC PoP 12hr 5 0 10 5 5 0 10 10 30 Rain shwrs S C $$ TNZ071-260800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1008 PM EDT Sat May 25 2024 Date 05/25/24 Sun 05/26/24 Mon 05/27/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 86 68 81 61 Temp 72 69 67 69 77 83 85 81 75 73 70 69 74 78 81 77 70 65 62 63 Dewpt 67 65 64 66 69 69 69 69 68 67 67 66 70 70 68 66 65 63 60 62 RH 84 87 90 90 76 63 59 67 79 81 90 90 87 76 65 69 84 93 93 97 Wind Dir S S SE SE SW SW SW S S SW SW S SW SW SW W W W SW SW Wind Spd 2 1 1 1 5 9 9 8 8 9 11 11 14 14 12 9 4 3 4 4 Clouds FW FW SC SC SC SC SC B1 SC B1 OV OV B2 B1 B1 SC SC FW FW FW PoP 12hr 10 30 70 80 30 QPF 12hr 0 0.04 0.60 0.22 0.01 Rain shwrs S C S C C L L D D L L C Tstms S C S C C C C C C L C C Heat index 87 89 84 84 Max heat 87 90 84 Date 05/28 Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 58 78 56 77 55 80 57 82 Temp 78 76 61 61 76 73 59 58 75 74 58 58 78 76 61 60 80 78 Dewpt 59 59 57 57 55 57 54 54 55 57 53 53 56 60 56 56 60 64 PWind Dir W W NW N NE NE NE E SW Wind Char GN LT LT LT LT LT LT LT LT Avg Clouds FW FW FW FW FW SC FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 5 0 5 5 10 5 10 10 20 Rain shwrs S S Tstms S $$ TNZ036-260800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1008 PM EDT Sat May 25 2024 Date 05/25/24 Sun 05/26/24 Mon 05/27/24 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 65 86 67 82 59 Temp 71 68 67 69 76 82 85 81 74 71 70 68 73 79 81 77 68 63 60 62 Dewpt 68 67 65 66 69 69 70 69 68 67 66 67 70 70 67 65 62 60 58 60 RH 90 97 93 90 79 65 61 67 82 87 87 97 90 74 63 67 81 90 93 93 Wind Dir S S S S SW SW SW SW S SW SW S SW SW W W W W W W Wind Spd 1 1 1 1 3 6 6 6 6 6 9 9 10 11 10 8 4 3 3 3 Clouds FW FW B1 B2 B1 B1 B1 B2 B1 B2 OV OV B2 B2 SC SC SC FW FW FW PoP 12hr 5 40 70 80 30 QPF 12hr 0 0.05 0.75 0.23 0.01 Rain shwrs C C S C C L L D D L L C Tstms C C S C C C C C C L C C Obvis PF Heat index 85 90 84 Max heat 85 90 84 Date 05/28 Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 81 57 78 55 78 54 80 58 83 Temp 79 75 59 59 76 72 58 58 76 73 57 58 78 75 60 60 81 77 Dewpt 57 58 56 57 55 55 53 54 54 56 52 53 56 59 54 56 60 63 PWind Dir W W NW N NE NE NE NE S Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 5 0 5 5 10 5 10 10 20 Rain shwrs S S Tstms S $$ TNZ099-260800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1008 PM EDT Sat May 25 2024 Date 05/25/24 Sun 05/26/24 Mon 05/27/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 88 70 86 63 Temp 75 72 70 72 78 84 87 85 78 75 72 70 76 83 86 81 72 67 64 65 Dewpt 69 69 69 69 71 70 69 69 68 68 68 68 71 70 67 65 66 63 62 63 RH 82 90 97 90 79 63 55 59 71 79 87 93 85 65 53 58 81 87 93 93 Wind Dir S SW S S S S S S S S S S SW SW W W NW NW NW NW Wind Spd 1 1 1 2 3 5 9 9 8 8 8 9 10 11 11 8 4 3 3 3 Clouds FW SC SC B1 B1 B1 SC SC SC B1 OV B2 B2 SC SC FW FW FW CL FW PoP 12hr 20 30 60 60 20 QPF 12hr 0 0.09 0.98 0.17 0.01 Rain shwrs S C C S C S L L L L C C S Tstms C C S C S C C C C C C S Heat index 88 91 89 87 89 Max heat 88 93 83 87 89 Date 05/28 Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 61 83 59 82 59 84 61 86 Temp 82 79 64 63 81 77 63 61 80 77 62 61 82 80 65 63 84 81 Dewpt 58 58 58 58 56 58 56 56 55 57 56 56 56 60 57 58 60 65 PWind Dir NW NW NW N N N NE NE SE Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds FW CL FW FW FW SC SC FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 0 0 5 5 10 5 10 10 20 Rain shwrs S S Tstms S $$ NCZ060-260800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1008 PM EDT Sat May 25 2024 Date 05/25/24 Sun 05/26/24 Mon 05/27/24 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 63 84 65 81 59 Temp 70 66 65 67 75 80 83 80 72 69 68 65 71 78 80 75 67 63 59 61 Dewpt 65 63 61 63 67 66 67 68 67 65 66 65 68 68 66 65 64 62 59 59 RH 84 90 87 87 76 62 59 67 84 87 93100 90 71 62 71 90 97100 93 Max/Min RH 93 59 100 62 100 Wind Dir N N N N SW SW SW S S S S S SW SW W W NW NW NW NW Wind Dir Deg 0 0 0 0 21 22 20 18 16 17 19 19 21 22 24 27 29 31 31 31 Wind Spd 0 0 0 0 3 4 5 5 4 4 4 5 8 9 9 5 3 3 3 3 Clouds SC FW SC B1 SC B1 B1 SC SC B1 OV OV B2 B2 SC SC SC SC FW FW Clouds (%) 31 22 46 59 48 52 52 46 36 55 88 94 84 72 48 43 44 30 17 17 Vsby 10 10 5 8 10 10 10 10 10 10 8 PoP 12hr 10 40 50 90 40 QPF 12hr 0 0.04 0.67 0.32 0.01 Rain shwrs C C C C S C C D D L L C Tstms C C C C S C C S C L C C Heat index 86 83 Max heat 82 86 82 Haines 4 3 LAL 2 1 3 3 3 3 4 4 2 1 Max Mix Hgt AGL Mix Hgt 4200 3600 Max Vent Rt 38900 64100 T Wind Dir SW SW T Wind Spd 8 14 ADI 34 56 Max LVORI 6 8 Stability G F B B F D B B G G Ceiling NONE NONE NONE NONE NONE NONE NONE 0 0 0 Sta Pres 27.82 27.82 27.79 27.77 27.73 27.74 27.77 27.80 27.84 27.91 Date 05/28 Wed 05/29/24 Thu 05/30/24 Fri 05/31/24 Sat 06/01/24 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 80 54 78 53 77 52 80 55 82 Temp 78 73 58 57 76 71 56 55 75 71 55 55 78 74 58 58 80 75 Dewpt 57 56 54 55 53 55 53 52 52 55 53 53 54 58 54 55 57 62 PWind Dir NW NW NW N NW NE NW E SW Wind Char GN LT LT LT LT LT LT LT LT Avg Clouds FW CL FW FW FW SC FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 0 0 5 5 10 5 10 10 30 Rain shwrs S C Tstms S This is an experimental product for planning and review purposes only, and is not to be substituted for an official fire weather spot forecast $$