Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
225 FOUS54 KMRX 111533 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1133 AM EDT Tue Mar 11 2025 TNZ017-112000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1133 AM EDT Tue Mar 11 2025 Date Tue 03/11/25 Wed 03/12/25 Thu 03/13/25 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 70 39 72 43 71 Temp 62 69 61 49 44 41 39 56 69 72 65 53 48 45 44 58 68 70 63 Dewpt 31 29 29 30 30 30 32 40 41 37 42 43 42 41 41 46 46 46 47 RH 31 22 29 48 57 65 76 55 36 28 43 69 80 86 89 64 45 42 56 Wind Dir W W SW S S S S SW SW SW SW S S S SE S SW W S Wind Spd 6 9 4 2 2 1 2 3 6 9 2 2 1 1 2 1 3 3 2 Clouds CL CL CL CL CL CL CL FW FW CL CL FW SC B1 B1 B2 B2 B1 SC PoP 12hr 0 0 0 0 10 QPF 12hr 0 0 0 0 0 Date Fri 03/14/25 Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 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 42 73 54 73 56 66 38 57 Temp 48 43 70 65 56 56 71 67 61 57 64 57 45 38 53 51 Dewpt 44 41 49 48 49 50 54 52 54 53 48 43 37 32 30 30 PWind Dir SE SE SE S S SW W W Wind Char LT LT GN BZ GN BZ GN GN Avg Clouds FW FW FW SC SC B1 B1 B1 B2 B2 B1 SC B1 SC FW CL PoP 12hr 0 5 10 70 90 60 30 5 Rain shwrs C L D D L C C S Tstms S $$ TNZ071-112000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1133 AM EDT Tue Mar 11 2025 Date Tue 03/11/25 Wed 03/12/25 Thu 03/13/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 44 75 48 71 Temp 65 71 64 54 49 46 44 61 72 75 68 59 53 50 49 59 68 71 65 Dewpt 30 30 31 32 34 36 39 42 42 37 41 41 41 41 42 46 48 49 49 RH 27 22 29 43 56 68 82 49 34 25 37 51 64 71 77 62 49 46 56 Wind Dir SW SW SW SW SW SW S SW SW SW SW S SW S S SW SW SW SW Wind Spd 6 9 5 4 3 3 2 6 9 11 5 4 4 2 2 2 5 5 2 Clouds CL CL FW FW CL CL CL FW CL CL CL FW SC B1 B2 B2 B2 B1 SC PoP 12hr 0 0 0 0 30 QPF 12hr 0 0 0 0 0.02 Rain shwrs C C Date Fri 03/14/25 Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 76 59 75 57 66 39 61 Temp 53 48 73 69 63 59 72 69 62 57 66 58 47 39 57 55 Dewpt 47 46 52 49 51 52 55 54 55 53 48 41 36 31 31 32 PWind Dir S S S S S SW NW NW Wind Char LT LT GN BZ GN BZ LT LT Avg Clouds FW SC B1 SC SC B1 B2 B2 B2 B2 B1 SC SC FW FW CL PoP 12hr 5 5 40 80 90 40 10 5 Rain shwrs C C D D L C C Tstms C $$ TNZ036-112000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1133 AM EDT Tue Mar 11 2025 Date Tue 03/11/25 Wed 03/12/25 Thu 03/13/25 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 73 42 75 48 71 Temp 64 71 64 54 47 44 42 59 72 75 68 58 53 50 48 58 68 71 64 Dewpt 33 33 34 35 35 35 37 43 44 39 43 43 42 42 43 48 51 50 50 RH 31 25 32 48 63 70 82 55 37 27 40 57 66 74 83 69 54 47 60 Wind Dir SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW Wind Spd 5 6 3 2 2 2 3 4 6 10 4 3 2 2 1 2 5 4 2 Clouds CL CL FW FW CL CL CL FW CL CL CL FW SC B1 B2 B2 B2 SC SC PoP 12hr 0 0 0 0 30 QPF 12hr 0 0 0 0 0.01 Rain shwrs C C Date Fri 03/14/25 Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 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 49 75 58 73 55 65 36 62 Temp 53 49 72 69 62 58 70 67 60 55 65 56 45 37 58 54 Dewpt 49 48 53 50 51 53 57 55 56 53 48 40 34 29 30 33 PWind Dir S S S S S SW NW NW Wind Char LT LT GN GN GN GN LT LT Avg Clouds FW SC B1 SC SC B2 B2 B2 B2 B2 B1 SC SC FW FW CL PoP 12hr 5 5 50 80 90 40 10 5 Rain shwrs C C D D L C C Tstms C $$ TNZ099-112000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1133 AM EDT Tue Mar 11 2025 Date Tue 03/11/25 Wed 03/12/25 Thu 03/13/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 44 77 52 70 Temp 68 73 66 57 50 46 44 61 74 77 70 60 55 53 52 59 67 69 64 Dewpt 33 33 34 36 37 39 40 43 41 40 43 43 43 44 46 52 54 53 53 RH 27 23 30 45 61 76 86 51 30 26 38 53 64 71 80 78 63 57 67 Wind Dir W SW SW SW S S S SW SW SW S S S S S S S S S Wind Spd 5 6 3 2 1 1 1 3 8 9 4 3 2 2 2 4 6 5 2 Clouds CL CL FW CL CL CL CL CL CL CL CL FW SC B2 B2 B2 B2 B1 SC PoP 12hr 0 0 0 0 60 QPF 12hr 0 0 0 0 0.10 Rain shwrs C C L L Date Fri 03/14/25 Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 54 72 60 73 57 68 40 65 Temp 56 54 68 69 63 60 70 68 62 57 67 59 47 40 61 58 Dewpt 54 53 57 55 56 57 59 58 58 54 47 41 36 32 32 35 PWind Dir SE SE S S S W NW NW Wind Char LT GN GN BZ GN GN LT LT Avg Clouds SC B2 B2 B1 B1 B2 B2 B2 B2 B1 SC SC FW FW CL CL PoP 12hr 10 0 60 80 80 30 10 0 Rain shwrs S L L D D L C S Tstms S S C S $$ NCZ060-112000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1133 AM EDT Tue Mar 11 2025 Date Tue 03/11/25 Wed 03/12/25 Thu 03/13/25 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 74 38 73 44 69 Temp 65 72 64 50 45 41 38 57 70 72 64 52 48 46 45 57 66 68 62 Dewpt 27 26 27 30 32 34 34 42 38 34 38 40 40 41 41 47 47 46 46 RH 24 18 24 46 60 76 85 57 31 25 38 63 74 83 86 69 50 45 56 Min/Max RH 18 85 24 89 45 Wind Dir W W W N N N S S SW SW S S SE SE SE S S S S Wind Dir Deg 28 27 24 0 0 0 17 18 21 21 19 16 15 13 13 18 19 18 17 Wind Spd 4 8 1 0 0 0 1 1 4 6 2 1 1 1 1 2 3 3 2 Clouds CL CL CL CL CL CL CL CL CL CL CL FW SC B1 B2 OV B2 B1 SC Clouds (%) 2 2 4 4 3 2 1 5 2 2 3 10 35 58 73 88 77 52 40 Vsby 10 10 10 10 10 10 10 10 PoP 12hr 0 0 0 0 50 QPF 12hr 0 0 0 0 0.07 Rain shwrs S S C C S Tstms S ChanceThunder 0 0 0 0 5 Max Mix Hgt AGL Mix Hgt 4300 5100 4000 Max Vent Rt 50100 76400 37000 T Wind Dir NW SW S T Wind Spd 9 9 8 ADI 44 66 32 Max LVORI 3 5 5 Stability B B G G B B G F B B Ceiling 0 NONE 0 NONE NONE 0 NONE NONE NONE NONE Sta Pres 27.79 27.80 27.85 27.85 27.81 27.79 27.79 27.78 27.76 27.77 Date Fri 03/14/25 Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 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 46 70 55 71 53 67 35 60 Temp 50 47 67 64 59 55 66 65 59 54 65 57 44 35 56 53 Dewpt 47 46 51 49 51 51 54 52 54 52 45 40 35 29 27 28 PWind Dir SE SE SE SE S SW NW NW Wind Char LT LT GN GN GN GN LT LT Avg Clouds SC SC B1 SC SC B2 B2 B2 B2 B2 SC SC SC FW FW CL PoP 12hr 20 20 50 80 90 40 20 5 Rain shwrs S S C L D D D C C S Tstms S S S 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 $$