Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
394 FOUS54 KMRX 211929 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 229 PM EST Fri Feb 21 2025 TNZ017-220900- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 229 PM EST Fri Feb 21 2025 Date 02/21/25 Sat 02/22/25 Sun 02/23/25 Mon EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 15 43 21 46 26 Temp 33 28 23 20 18 17 26 36 42 36 29 26 24 22 33 42 45 37 32 29 27 27 Dewpt 18 18 16 16 14 13 20 23 23 24 23 22 21 20 25 24 26 26 26 25 24 24 RH 53 66 74 84 84 84 78 59 46 61 78 85 88 92 72 48 47 64 78 85 88 88 Wind Dir NW N NE NE NE E S W W SW S S SW S SW SW SW SW S S SE SE Wind Spd 3 1 1 1 1 1 1 5 5 2 1 1 1 1 2 4 4 2 1 1 1 2 Clouds B1 FW FW CL CL FW SC B2 B1 SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Date 02/24 Tue 02/25/25 Wed 02/26/25 Thu 02/27/25 Fri 02/28/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 55 36 59 37 60 39 53 30 49 Temp 51 45 38 37 54 51 42 37 55 50 44 41 47 43 35 30 43 40 Dewpt 32 34 33 35 42 42 39 36 41 40 39 37 39 34 31 27 28 28 PWind Dir SW SW W W SW S W NW W Wind Char LT LT GN LT LT LT GN GN GN Avg Clouds FW SC SC SC SC SC SC SC SC SC SC B2 B2 B2 B1 B1 SC FW PoP 12hr 0 5 20 5 5 50 60 40 10 Frzg rain S Rain shwrs S S C C C L C S $$ TNZ071-220900- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 229 PM EST Fri Feb 21 2025 Date 02/21/25 Sat 02/22/25 Sun 02/23/25 Mon EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 19 46 22 50 27 Temp 35 31 26 24 22 21 29 40 45 38 32 29 25 23 35 45 48 40 35 32 30 28 Dewpt 17 20 19 19 19 18 22 24 24 24 24 23 22 21 24 26 27 29 28 27 26 25 RH 47 63 74 81 88 88 75 52 43 57 72 78 88 92 64 47 44 64 75 81 85 88 Wind Dir NE NE NE NE NE NE W W W SW S S SW S W W W SW S S S S Wind Spd 6 2 2 2 1 1 2 5 5 2 2 1 1 1 1 2 3 2 2 2 2 2 Clouds FW FW FW FW SC SC B1 B1 SC FW FW FW FW FW FW FW FW SC FW SC FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Wind chill 29 Min chill 27 24 21 22 38 29 22 26 32 27 Date 02/24 Tue 02/25/25 Wed 02/26/25 Thu 02/27/25 Fri 02/28/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 58 39 63 38 64 43 55 33 54 Temp 52 49 42 40 58 54 44 38 59 55 47 43 50 45 38 33 47 45 Dewpt 35 37 37 38 44 44 41 37 41 42 42 39 38 35 33 29 29 30 PWind Dir SW SW SW SW SW SW W NW W Wind Char LT LT GN LT LT LT GN LT GN Avg Clouds FW FW FW SC SC FW FW SC SC SC SC B2 B2 B1 B1 SC SC FW PoP 12hr 0 5 10 5 5 60 50 30 5 Rain shwrs C L C C C $$ TNZ036-220900- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 229 PM EST Fri Feb 21 2025 Date 02/21/25 Sat 02/22/25 Sun 02/23/25 Mon EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 19 46 22 49 28 Temp 37 31 27 24 22 21 29 40 45 38 30 27 25 23 36 45 48 40 34 31 30 28 Dewpt 16 19 18 18 18 17 22 24 24 25 24 23 21 21 24 26 27 29 28 27 26 25 RH 42 61 68 77 84 84 75 52 43 59 78 85 84 92 61 47 44 64 78 85 85 88 Wind Dir NE NE NE NE NE NE SW SW SW SW W W W NW SW SW SW SW W SW SW SW Wind Spd 4 2 2 2 2 1 1 4 4 2 1 1 1 1 1 2 2 1 1 1 1 2 Clouds FW FW FW FW FW SC B1 B1 FW FW FW FW FW FW FW FW CL SC FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Date 02/24 Tue 02/25/25 Wed 02/26/25 Thu 02/27/25 Fri 02/28/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 57 38 63 37 64 42 54 32 54 Temp 52 48 41 39 58 53 42 37 58 54 46 42 51 45 37 32 48 44 Dewpt 35 37 38 37 44 44 41 36 42 43 42 39 38 35 32 28 30 30 PWind Dir SW SW SW W SW W NW NW W Wind Char LT LT LT LT LT LT GN LT LT Avg Clouds SC FW SC SC SC FW FW SC SC SC B1 B2 B2 B1 B1 SC SC FW PoP 12hr 0 5 5 0 5 60 40 30 5 Rain shwrs C L C C C Tstms S $$ TNZ099-220900- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 229 PM EST Fri Feb 21 2025 Date 02/21/25 Sat 02/22/25 Sun 02/23/25 Mon EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 24 50 26 53 30 Temp 41 36 31 29 27 26 34 44 49 42 35 31 28 27 37 48 52 45 38 34 32 31 Dewpt 16 20 22 22 22 20 24 25 26 27 26 25 24 23 26 27 29 31 32 31 29 28 RH 36 52 69 75 81 78 66 47 40 55 69 78 85 85 64 44 41 58 79 89 88 88 Wind Dir N NE N N N N S SW SW W N N N N N W W SW N N N N Wind Spd 6 2 2 2 0 0 1 3 3 2 0 0 0 0 0 1 2 1 0 0 0 0 Clouds FW FW SC SC SC B1 B1 SC FW FW FW CL FW FW FW CL FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Date 02/24 Tue 02/25/25 Wed 02/26/25 Thu 02/27/25 Fri 02/28/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 40 66 40 68 45 58 34 57 Temp 56 52 43 40 61 57 45 40 63 58 49 45 53 47 39 34 51 48 Dewpt 36 40 40 39 46 45 43 39 44 45 44 41 39 36 34 30 31 33 PWind Dir SW SW W NW SW SW NW NW NW Wind Char LT LT LT LT LT LT GN LT LT Avg Clouds FW FW SC SC SC FW FW FW FW FW SC B1 B1 SC SC SC FW FW PoP 12hr 0 0 0 0 5 50 20 20 0 Rain shwrs C C S S S $$ NCZ060-220900- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 229 PM EST Fri Feb 21 2025 Date 02/21/25 Sat 02/22/25 Sun 02/23/25 Mon EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 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 19 49 21 53 27 Temp 42 35 30 26 23 21 31 42 48 40 30 26 24 22 36 48 50 40 33 30 28 28 Dewpt 14 18 19 19 19 16 19 19 19 21 21 21 20 19 23 24 25 26 27 26 25 24 RH 31 49 63 74 84 81 61 39 31 46 69 81 84 88 59 39 37 57 78 85 88 85 Max/Min RH 84 31 92 36 88 Wind Dir NW W N N N N S SW SW W N N N N NW W W NW N N N N Wind Dir Deg 30 28 0 0 0 0 18 22 23 26 0 0 0 0 32 28 28 30 0 0 0 0 Wind Spd 5 2 0 0 0 0 1 4 4 1 0 0 0 0 1 2 3 1 0 0 0 0 Clouds FW CL SC SC FW SC B1 B1 SC FW CL CL CL CL FW FW FW SC SC FW FW FW Clouds (%) 14 4 35 27 25 43 60 65 43 16 5 3 3 4 7 6 12 33 36 24 21 17 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 ChanceThunder 0 0 0 0 0 Max Mix Hgt AGL Mix Hgt 5100 3100 Max Vent Rt 65200 28100 T Wind Dir SW NW T Wind Spd 9 8 ADI 57 24 Max LVORI 6 6 Stability B G G B B G G B B G G Ceiling NONE NONE NONE NONE 7200 NONE NONE 0 NONE NONE NONE Sta Pres 28.22 28.22 28.20 28.13 28.08 28.07 28.04 27.99 27.95 27.92 27.89 Date 02/24 Tue 02/25/25 Wed 02/26/25 Thu 02/27/25 Fri 02/28/25 EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 35 63 36 65 40 54 30 53 Temp 55 48 38 36 58 52 42 37 60 53 45 41 49 43 36 30 47 42 Dewpt 31 33 34 34 42 41 39 36 38 39 39 38 37 32 30 26 27 27 PWind Dir SW S W NW W SW NW NW NW Wind Char LT LT LT LT LT LT GN LT LT Avg Clouds FW FW FW FW SC FW FW FW FW FW SC B1 B2 B1 B1 SC SC FW PoP 12hr 0 0 5 0 5 50 40 20 5 Rain shwrs C C C C 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 $$