Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
667 FOUS54 KMRX 080532 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1231 AM EST Sun Feb 8 2026 TNZ017-082100- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1231 AM EST Sun Feb 8 2026 Date Sun 02/08/26 Mon 02/09/26 Tue 02/10/26 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 35 23 49 32 59 Temp 15 15 21 31 35 31 27 26 25 25 33 46 49 42 36 33 32 33 43 55 58 53 Dewpt 7 7 10 11 15 18 19 19 19 19 25 29 33 33 32 31 31 33 41 45 48 47 RH 70 70 62 43 43 58 71 74 78 78 72 51 54 70 85 92 96100 93 69 69 80 Wind Dir E NE NE NE NE NE NE E NE E E SW SW S S S S SW SW SW SW SW Wind Spd 1 2 2 2 2 1 1 1 1 1 1 2 3 2 1 1 1 2 3 8 6 5 Clouds FW B2 OV B2 B1 B1 SC SC SC SC B2 SC SC SC SC FW FW SC B1 B2 B2 B2 PoP 12hr 20 0 0 0 5 QPF 12hr 0 0 0 0 0 Flurries S Rain shwrs S Date Wed 02/11/26 Thu 02/12/26 Fri 02/13/26 Sat 02/14/26 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 40 52 31 49 32 48 28 49 Temp 48 41 50 45 35 31 46 43 36 32 45 41 31 28 46 42 Dewpt 46 41 41 36 32 28 30 31 30 30 31 29 26 23 29 29 PWind Dir W NW N N NE NE NE E Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 OV B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC B1 B2 PoP 12hr 50 50 10 20 40 40 40 40 Rain shwrs S C C C S C C C C C C C Snow C $$ TNZ071-082100- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1231 AM EST Sun Feb 8 2026 Date Sun 02/08/26 Mon 02/09/26 Tue 02/10/26 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 43 29 57 38 67 Temp 23 23 29 40 43 38 33 31 31 31 38 51 57 50 44 40 38 39 49 63 66 61 Dewpt 10 12 12 13 15 18 20 21 22 24 27 31 37 38 37 37 37 38 43 48 50 51 RH 57 62 48 33 32 44 58 66 69 75 64 46 47 63 76 89 96 96 80 58 56 70 Wind Dir NE NE NE NE N NE NE NE NE N NW SW SW SW S SW SW SW SW SW SW SW Wind Spd 3 3 3 2 2 2 2 2 2 2 2 4 5 3 3 3 3 3 5 10 10 5 Clouds FW B2 B1 B2 B1 B1 B1 B1 B1 SC SC SC FW FW SC FW FW SC B1 B2 B2 B2 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Rain shwrs S Date Wed 02/11/26 Thu 02/12/26 Fri 02/13/26 Sat 02/14/26 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 57 37 54 37 53 34 52 Temp 54 47 54 51 41 37 50 48 41 37 50 47 37 34 49 46 Dewpt 50 46 44 42 37 34 35 36 36 35 36 34 30 29 32 35 PWind Dir SW N NE NE NE NE NE NE Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 OV OV B2 B1 B1 B2 B2 B2 OV B2 B1 B1 B1 B2 B2 PoP 12hr 60 60 20 20 50 40 40 50 Rain C Rain shwrs S L L C S S S S C C C C C C C Snow C $$ TNZ036-082100- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1231 AM EST Sun Feb 8 2026 Date Sun 02/08/26 Mon 02/09/26 Tue 02/10/26 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 43 29 56 38 65 Temp 23 23 29 40 43 37 33 31 31 31 38 52 56 49 42 40 38 39 49 60 64 59 Dewpt 11 11 11 12 14 17 19 19 21 22 26 31 35 37 37 37 37 38 43 48 51 51 RH 59 59 46 31 30 44 56 61 66 69 62 44 45 63 82 89 96 96 80 64 63 75 Wind Dir NE NE NE E E E NE NE NE NE SE SW SW SW SW W SW SW SW SW SW SW Wind Spd 2 2 2 2 2 2 2 2 2 1 2 4 4 2 2 2 2 2 3 5 5 4 Clouds FW B2 B2 B1 B1 B2 SC SC B1 B1 SC FW FW FW SC FW SC SC B2 B2 B2 B2 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Rain shwrs S Date Wed 02/11/26 Thu 02/12/26 Fri 02/13/26 Sat 02/14/26 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 57 36 54 37 54 33 51 Temp 52 47 55 51 40 36 51 48 41 37 51 47 36 33 48 45 Dewpt 49 45 44 41 36 32 34 34 35 34 34 32 29 28 32 34 PWind Dir W N N NE NE NE NE E Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 OV OV B2 B1 SC B2 B2 B2 OV B2 B1 SC B1 B2 B2 PoP 12hr 60 60 10 20 40 40 40 50 Rain C Rain shwrs S L L C S C C C C C C C Snow C $$ TNZ099-082100- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1231 AM EST Sun Feb 8 2026 Date Sun 02/08/26 Mon 02/09/26 Tue 02/10/26 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 51 33 64 40 70 Temp 25 26 34 46 51 46 40 38 35 34 43 59 64 57 49 44 41 41 51 66 70 64 Dewpt 13 13 13 14 18 23 24 25 25 26 29 36 41 44 42 42 41 41 46 51 53 53 RH 60 57 41 27 27 40 52 59 66 72 57 42 43 62 77 93100100 83 58 55 67 Wind Dir N N NE S E E NE NE NE NE S S S S S S S S S SW SW SW Wind Spd 2 2 2 2 2 2 1 1 1 1 2 5 5 2 2 1 1 1 2 5 6 4 Clouds FW B1 SC SC B1 OV B2 B1 B1 SC FW FW FW FW FW FW SC B1 B2 B2 B2 OV PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs S Date Wed 02/11/26 Thu 02/12/26 Fri 02/13/26 Sat 02/14/26 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 63 41 60 42 58 38 54 Temp 56 52 60 57 46 41 56 54 46 42 55 52 42 38 50 48 Dewpt 52 51 50 46 42 38 40 41 40 39 41 38 35 34 37 37 PWind Dir SW NW N NE NE NE NE SE Wind Char LT LT LT LT LT LT LT LT Avg Clouds OV OV OV B2 B1 B1 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 PoP 12hr 50 60 20 20 50 40 40 50 Rain C Rain shwrs S C L C S S S S C C C C C C C $$ NCZ060-082100- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1231 AM EST Sun Feb 8 2026 Date Sun 02/08/26 Mon 02/09/26 Tue 02/10/26 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 51 28 60 36 67 Temp 21 21 33 48 49 41 35 32 30 30 40 57 59 51 42 38 36 37 48 64 66 60 Dewpt 7 9 10 11 15 18 19 20 21 22 28 33 36 37 36 36 36 37 45 49 48 49 RH 54 59 38 22 25 39 52 61 69 72 62 40 42 59 79 92100100 89 58 52 67 Min/Max RH 22 72 39 100 50 Wind Dir N N N W NW NW N N E E SE S SW S SE SE N SE SW W W SW Wind Dir Deg 0 0 0 27 29 29 0 0 10 11 14 18 20 18 14 14 0 14 20 24 24 22 Wind Spd 0 0 0 2 3 1 0 0 1 1 2 3 4 1 1 1 0 1 1 4 5 2 Clouds FW B1 SC SC SC B2 B2 B1 B1 B1 SC FW FW FW FW FW SC B1 B2 B2 B2 B2 Clouds (%) 15 60 40 40 48 79 72 55 59 54 32 21 16 9 22 17 38 58 81 75 79 79 Vsby 10 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 2700 3400 3700 Max Vent Rt 25000 33700 48300 T Wind Dir W S SW T Wind Spd 6 8 10 ADI 25 34 50 Max LVORI 3 3 10 Stability F B B F F B B G F B B Ceiling NONE NONE NONE 23500 NONE 17100 NONE NONE NONE NONE 23500 Sta Pres 28.07 28.07 28.07 28.06 28.05 28.04 28.05 28.01 28.01 27.97 27.95 Date Wed 02/11/26 Thu 02/12/26 Fri 02/13/26 Sat 02/14/26 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 60 38 58 38 56 33 52 Temp 51 48 57 53 42 38 55 51 43 38 52 48 37 33 50 43 Dewpt 48 48 47 44 40 35 38 38 38 37 39 35 33 30 32 32 PWind Dir W NW NW NW E N NE SE Wind Char LT LT LT LT LT LT LT LT Avg Clouds B2 OV OV B2 B1 B1 B2 B2 B2 OV B2 B1 B1 B2 B2 B2 PoP 12hr 50 60 20 20 50 40 40 50 Rain C Rain shwrs C L C S S S S C C C C C C C Snow 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 $$