Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
139 FOUS54 KMRX 071831 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 231 PM EDT Mon Apr 7 2025 TNZ017-080800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 231 PM EDT Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 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 34 52 28 63 41 Temp 57 54 48 44 39 34 40 48 50 46 37 32 30 30 47 58 62 56 49 44 43 44 Dewpt 48 44 41 37 32 28 25 22 21 20 21 20 20 20 25 29 32 36 36 36 36 38 RH 72 69 77 76 76 78 55 35 31 35 52 61 66 66 42 33 32 47 61 73 76 79 Wind Dir NW NW W NW NW NW NW NW NW N N NE NE E SE SW SW SW S S S S Wind Spd 6 6 5 8 8 8 8 8 8 5 2 1 1 2 2 5 5 2 2 2 2 2 Clouds OV OV SC B1 B2 B1 SC FW FW FW FW FW FW CL FW CL FW FW SC B1 B1 B2 PoP 12hr 20 5 0 0 10 QPF 12hr 0 0 0 0 0 Rain shwrs C S L Wind chill 33 28 Min chill 38 27 27 31 27 35 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 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 61 46 58 38 54 35 63 41 74 Temp 56 57 49 47 55 50 42 39 50 51 40 37 58 56 44 44 69 67 Dewpt 47 47 45 45 44 38 36 35 34 32 33 33 35 37 37 38 47 50 PWind Dir SW SW W NW NW NW NW SW SW Wind Char LT LT LT LT LT LT LT LT GN Avg Clouds B2 B2 B1 B2 B2 B1 B1 B2 B1 B1 SC SC FW FW FW FW FW FW PoP 12hr 80 60 70 20 10 5 0 0 5 Rain shwrs L D L L L L S Tstms S S S $$ TNZ071-080800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 231 PM EDT Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 37 55 31 66 47 Temp 55 53 49 44 41 37 43 51 53 49 42 36 33 33 49 61 66 61 54 50 48 49 Dewpt 47 44 41 39 34 30 27 25 23 25 25 24 24 25 30 37 39 40 39 39 39 42 RH 74 71 74 82 76 75 53 36 31 39 50 61 69 72 48 41 37 46 57 66 71 77 Wind Dir NW NW NW W N N N N N N NE NE NE NE NE SW SW SW S S S S Wind Spd 6 6 4 5 8 8 9 6 8 5 3 2 2 2 2 5 6 5 5 5 6 6 Clouds OV B2 SC B1 SC SC FW FW FW FW FW CL CL FW FW FW FW SC SC B1 B1 B2 PoP 12hr 5 0 0 0 20 QPF 12hr 0 0 0 0 0 Rain shwrs C S S C Wind chill 31 Min chill 31 32 36 31 38 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 48 62 40 59 38 67 45 78 Temp 61 61 53 49 58 54 46 41 55 54 43 40 63 61 49 48 74 71 Dewpt 49 48 48 46 45 39 36 35 36 34 34 34 39 40 39 40 50 51 PWind Dir SW SW NW N N N N S SW Wind Char GN LT LT LT LT LT LT LT GN Avg Clouds B2 B1 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW PoP 12hr 70 60 50 10 5 0 0 0 5 Rain shwrs C L L C C C Tstms S C S $$ TNZ036-080800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 231 PM EDT Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 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 35 55 31 65 47 Temp 55 52 46 43 39 35 43 51 55 49 40 36 33 33 49 61 65 60 53 50 48 48 Dewpt 43 40 38 38 32 27 25 23 22 22 23 23 23 23 28 35 37 39 39 40 41 42 RH 64 63 73 82 76 72 49 33 27 34 50 59 66 66 44 38 35 46 59 68 77 80 Wind Dir NW NW NW NW N N NE N N N N NE NE NE E SW SW SW S SW SW SW Wind Spd 5 5 2 3 5 4 5 5 5 4 2 2 2 2 2 5 5 4 4 4 5 5 Wind Gust 14 Clouds OV B1 FW SC SC FW FW FW FW FW FW CL CL FW FW FW FW SC SC B1 B2 B2 PoP 12hr 0 0 0 0 20 QPF 12hr 0 0 0 0 0 Rain shwrs S S S C Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 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 66 46 62 40 60 36 68 44 78 Temp 62 60 51 47 59 53 44 41 58 54 42 39 64 62 49 47 74 71 Dewpt 49 48 47 45 44 38 36 35 35 33 34 34 38 41 41 41 51 52 PWind Dir SW W NW N N N NW SW SW Wind Char GN LT LT LT LT LT LT LT LT Avg Clouds B2 B1 B1 B1 B1 SC B1 B1 SC SC FW FW FW FW FW FW FW FW PoP 12hr 70 60 50 10 5 0 0 0 5 Rain shwrs C L L C C C Tstms C S $$ TNZ099-080800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 231 PM EDT Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 40 59 35 67 47 Temp 56 54 48 43 41 40 49 56 57 53 44 39 37 36 51 63 67 62 54 51 48 48 Dewpt 45 44 41 38 38 34 31 28 27 28 28 27 26 27 33 39 41 43 43 42 42 42 RH 66 69 77 82 89 79 50 34 31 38 53 62 64 69 50 41 39 50 66 71 80 80 Wind Dir NW NW NW NW N N N N N N N N N NE SE S S S S S S S Wind Spd 8 9 5 3 4 6 11 9 9 5 3 2 2 2 2 6 6 4 3 3 4 5 Clouds OV B2 FW CL FW FW FW CL CL FW FW CL CL CL FW CL CL FW FW SC SC SC PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Rain shwrs S Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 70 48 64 41 62 40 71 47 81 Temp 67 63 54 49 63 56 46 42 59 57 44 41 66 64 51 49 76 74 Dewpt 50 50 50 46 45 41 37 36 36 36 37 36 40 44 44 43 53 55 PWind Dir SW W NW N N NW NW S SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B1 B1 SC SC SC SC SC SC FW FW CL CL CL FW FW FW FW PoP 12hr 50 60 30 5 0 0 0 0 0 Rain shwrs S C L C S C Tstms C $$ NCZ060-080800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 231 PM EDT Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu 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 37 56 29 65 41 Temp 57 53 47 42 39 37 46 55 54 49 40 33 31 31 50 61 64 57 49 45 43 43 Dewpt 49 42 39 36 35 32 30 24 23 22 24 24 23 25 31 32 34 35 36 37 37 39 RH 75 66 74 79 85 82 53 30 30 34 52 69 72 78 48 33 32 43 61 73 79 86 Max/Min RH 85 27 81 31 86 Wind Dir W NW NW N NW W N NW NW NW N NE N E SE S S S SE SE SE SE Wind Dir Deg 28 30 30 34 32 28 33 31 32 32 34 4 0 11 15 18 18 17 14 14 15 15 Wind Spd 5 8 5 2 3 5 6 9 9 4 2 1 0 1 2 4 5 3 2 2 2 2 Wind Gust 18 16 Clouds OV B2 SC FW FW FW FW CL CL FW CL CL CL CL FW CL CL FW FW SC SC B1 Clouds (%) 91 85 49 15 20 14 8 3 4 6 4 4 5 5 7 3 5 14 22 35 41 52 Vsby 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 5 0 0 0 5 QPF 12hr 0 0 0 0 0 Rain shwrs C C ChanceThunder 0 0 0 0 0 Max Mix Hgt AGL Mix Hgt 3700 5200 Max Vent Rt 66700 35600 T Wind Dir N S T Wind Spd 17 6 ADI 58 31 Max LVORI 3 4 Stability C G F B A G G A A G F Ceiling 8000 0 4700 0 0 0 NONE NONE NONE NONE NONE Sta Pres 27.65 27.73 27.81 27.85 27.89 27.97 28.02 28.00 27.98 28.01 27.97 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 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 67 45 61 36 58 33 67 41 79 Temp 62 60 49 45 58 52 42 37 53 52 40 36 63 58 45 44 74 69 Dewpt 44 45 46 44 41 37 35 33 31 29 31 31 34 35 36 38 45 49 PWind Dir SW W NW NW N N NW NE SW Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B1 B2 B1 B1 B1 B1 B1 SC SC SC FW FW CL CL FW FW FW FW PoP 12hr 60 60 50 5 5 0 0 0 0 Rain shwrs C L L C C C Tstms 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 $$