Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
281 FOUS54 KMRX 171226 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 826 AM EDT Mon Mar 17 2025 TNZ017-172000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 826 AM EDT Mon Mar 17 2025 Date Mon 03/17/25 Tue 03/18/25 Wed 03/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 31 67 40 76 Temp 40 45 51 46 38 34 32 31 50 64 67 60 49 45 42 41 59 72 75 65 Dewpt 28 28 26 26 28 29 28 27 31 32 33 35 35 34 33 32 38 37 37 36 RH 62 51 37 45 67 82 85 85 48 30 28 39 58 65 70 70 45 28 25 34 Wind Dir NW NW NW NW W S SE SE SW SW SW S SE SE SE SE S SW SW S Wind Spd 9 10 10 3 1 1 1 1 2 5 5 2 1 2 1 2 2 8 12 10 Clouds B2 SC CL CL CL CL FW FW CL FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Wind chill 34 Min chill 30 28 34 30 34 38 Date Thu 03/20/25 Fri 03/21/25 Sat 03/22/25 Sun 03/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 51 29 57 34 60 39 63 Temp 58 48 46 43 34 29 52 48 36 38 56 55 45 40 59 56 Dewpt 41 43 32 28 24 22 23 25 26 27 38 39 39 38 38 37 PWind Dir S W W W S SW W SW Wind Char GN BZ GN LT LT GN LT LT Avg Clouds SC B1 B2 B1 SC FW FW FW FW SC B1 SC SC SC SC SC PoP 12hr 60 40 10 0 5 40 20 10 Rain shwrs L C C S C S $$ TNZ071-172000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 826 AM EDT Mon Mar 17 2025 Date Mon 03/17/25 Tue 03/18/25 Wed 03/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 55 35 71 44 76 Temp 40 48 53 51 43 39 35 35 52 67 71 64 55 51 47 45 61 72 75 70 Dewpt 26 28 27 30 31 30 29 27 32 35 36 38 36 34 34 33 39 37 39 41 RH 57 46 36 44 62 70 78 72 46 30 28 38 49 52 60 62 44 28 27 35 Wind Dir N N NW NE S S S SW SW SW SW SW S S S S SW SW SW S Wind Spd 8 6 5 2 1 2 2 2 2 6 9 5 5 5 5 5 10 18 18 13 Wind Gust 28 29 24 Clouds B1 FW CL FW FW FW CL FW FW FW FW SC SC B1 B1 SC B1 B1 SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs L Date Thu 03/20/25 Fri 03/21/25 Sat 03/22/25 Sun 03/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 50 30 61 40 64 40 67 Temp 61 45 47 45 36 31 55 52 43 44 59 60 47 41 64 60 Dewpt 48 36 31 27 25 22 25 28 28 31 42 41 40 38 40 41 PWind Dir SW W NW NW S SW SW NW Wind Char GN BZ LT LT LT GN LT LT Avg Clouds B1 B2 B2 B1 SC FW FW FW FW SC B1 SC FW FW SC SC PoP 12hr 90 20 0 0 10 40 10 10 Rain shwrs L D S C C $$ TNZ036-172000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 826 AM EDT Mon Mar 17 2025 Date Mon 03/17/25 Tue 03/18/25 Wed 03/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 56 34 70 45 73 Temp 40 49 54 51 43 38 35 34 52 66 70 63 55 51 48 46 60 70 73 69 Dewpt 27 27 26 29 31 31 30 29 35 37 39 39 36 37 36 35 39 39 41 43 RH 59 42 34 42 62 76 82 82 52 34 32 41 49 59 63 65 46 32 31 39 Wind Dir N N NW N W SW SW SW SW SW SW SW SW SW SW SW SW SW S S Wind Spd 6 4 4 2 1 1 1 1 2 5 6 4 4 3 3 3 10 16 17 12 Wind Gust 27 28 25 Clouds B1 FW CL FW FW CL FW FW FW FW FW SC SC B1 B1 B1 B1 B1 SC B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Rain shwrs D Date Thu 03/20/25 Fri 03/21/25 Sat 03/22/25 Sun 03/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 50 30 61 40 65 39 67 Temp 58 44 47 45 36 30 55 52 43 43 58 58 45 40 63 59 Dewpt 48 35 31 26 24 22 25 28 29 32 42 40 39 37 41 41 PWind Dir SW W NW SE SW SW W S Wind Char GN GN LT LT LT GN LT LT Avg Clouds B1 B2 B1 B1 FW FW FW FW SC SC B1 SC FW FW SC SC PoP 12hr 90 20 0 0 10 40 10 10 Rain shwrs D D S C C Tstms S $$ TNZ099-172000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 826 AM EDT Mon Mar 17 2025 Date Mon 03/17/25 Tue 03/18/25 Wed 03/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 60 37 74 47 76 Temp 42 52 58 54 46 41 38 37 53 69 74 67 57 53 50 47 60 71 75 70 Dewpt 26 28 28 33 35 34 33 32 37 40 40 41 40 38 37 36 41 44 46 49 RH 53 39 32 45 65 76 82 82 54 35 29 39 53 57 61 65 49 38 36 47 Wind Dir N N N N NW N N N S S S S S S S S S S S S Wind Spd 11 9 6 2 1 0 0 0 2 5 8 5 4 4 5 5 10 14 14 11 Wind Gust 20 26 23 Clouds CL CL CL FW CL CL CL FW CL FW FW SC FW SC SC SC B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Rain shwrs D Tstms S Wind chill 36 Min chill 29 30 37 39 Date Thu 03/20/25 Fri 03/21/25 Sat 03/22/25 Sun 03/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 52 34 64 43 69 43 71 Temp 58 43 49 48 38 34 58 56 45 45 63 62 47 43 67 63 Dewpt 51 34 31 27 26 24 26 31 31 34 45 43 42 40 43 45 PWind Dir SW W NW E S SW NW SE Wind Char GN GN LT LT LT GN LT LT Avg Clouds B1 B1 B1 SC FW FW FW FW FW SC B1 SC FW FW SC SC PoP 12hr 90 5 0 0 10 30 10 10 Rain shwrs D C C S Tstms S $$ NCZ060-172000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 826 AM EDT Mon Mar 17 2025 Date Mon 03/17/25 Tue 03/18/25 Wed 03/19/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 54 31 72 39 74 Temp 37 48 52 48 40 35 33 31 52 68 71 63 52 46 42 40 58 70 72 66 Dewpt 25 25 23 25 28 27 26 23 30 29 29 31 33 33 32 30 34 32 35 38 RH 61 40 32 40 62 72 75 72 43 23 21 30 48 60 67 67 40 24 26 36 Min/Max RH 31 75 20 70 24 Wind Dir NW NW NW NW NW N N N N SW SW S SE SE SE SE S S S S Wind Dir Deg 32 32 32 31 29 0 0 0 0 23 21 18 15 15 14 14 17 19 18 17 Wind Spd 13 12 11 2 1 0 0 0 0 2 4 2 2 2 2 2 5 10 11 8 Wind Gust 20 23 21 Clouds FW CL CL CL CL CL CL CL FW CL CL FW SC SC SC SC SC SC SC SC Clouds (%) 10 2 2 5 5 4 4 4 7 3 5 25 43 36 45 38 47 50 50 45 Vsby 10 10 10 10 10 10 10 10 10 10 10 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs L Wind chill 28 Min chill 22 22 35 31 35 39 ChanceThunder 0 0 0 0 0 Max Mix Hgt AGL Mix Hgt 2900 4400 5400 Max Vent Rt 60900 46000 160700 T Wind Dir N SW S T Wind Spd 19 6 20 ADI 53 40 140 Max LVORI 3 3 3 Stability C B G G B B G G B B Ceiling 0 0 NONE NONE NONE NONE NONE NONE NONE NONE Sta Pres 27.98 28.01 28.04 28.04 27.99 27.94 27.94 27.89 27.83 27.73 Date Thu 03/20/25 Fri 03/21/25 Sat 03/22/25 Sun 03/23/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 50 27 63 36 63 37 69 Temp 57 43 45 42 34 28 57 51 39 39 57 56 44 39 65 58 Dewpt 46 36 28 25 22 20 20 24 26 29 39 38 38 36 36 37 PWind Dir S W NW W SE SW NW W Wind Char GN GN LT LT LT LT LT LT Avg Clouds B1 B2 B1 B1 SC FW FW FW FW SC B1 SC FW FW SC SC PoP 12hr 90 10 0 0 10 30 10 10 Rain shwrs L D 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 $$