Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
246 FOUS54 KMRX 090423 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 1222 AM EDT Thu May 9 2024 TNZ017-092000- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 1222 AM EDT Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 77 57 67 45 66 Temp 63 64 68 73 76 74 66 61 59 57 61 64 66 61 53 48 46 48 58 63 65 62 Dewpt 62 63 65 66 64 63 60 57 55 55 53 50 47 45 44 43 43 43 45 45 47 48 RH 97 97 90 79 66 69 81 87 87 93 75 60 50 56 71 83 89 83 62 52 52 60 Wind Dir SW SW W W W W W W W W W NW NW NW NW NW W W W W W W Wind Spd 6 9 12 16 16 12 10 10 8 9 10 13 14 13 8 6 5 6 12 16 18 16 Wind Gust 26 25 26 Clouds B2 B2 B2 B1 SC SC SC SC SC B2 B1 B1 B1 B1 B1 FW FW FW SC SC SC SC PoP 12hr 80 30 40 5 40 QPF 12hr 0.27 0.01 0.03 0 0 Rain shwrs C D C C C C C C C C C C C Tstms C C C C C C S S S Flood A Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 47 76 54 75 58 77 Temp 50 48 68 65 50 51 73 69 57 56 72 70 61 60 73 71 Dewpt 46 46 44 46 45 46 50 53 51 53 58 57 56 58 62 60 PWind Dir W W E S SE SE SE SW Wind Char GN GN LT GN LT GN GN GN Avg Clouds FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B2 B1 B1 PoP 12hr 10 5 0 10 30 60 50 70 Rain shwrs S C C L C C C L Tstms C C S S C $$ TNZ071-092000- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 1222 AM EDT Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 59 70 48 71 Temp 67 68 71 77 80 77 69 64 61 59 64 67 70 65 57 52 49 50 62 68 71 67 Dewpt 65 66 68 68 67 66 63 61 58 57 55 53 50 49 48 47 46 47 48 48 49 50 RH 93 93 90 74 65 69 81 90 90 93 73 61 49 56 72 83 89 89 60 49 46 54 Wind Dir S SW SW SW W W W W W NW NW NW NW N N N W W W W W W Wind Spd 13 13 13 14 13 10 6 5 3 5 9 12 13 11 5 5 4 4 10 13 13 10 Clouds OV OV B2 B1 FW SC FW SC B1 B1 B1 B1 B1 FW FW FW FW FW FW SC SC SC PoP 12hr 80 30 30 5 10 QPF 12hr 0.27 0 0 0 0 Rain shwrs C D C S C C S S C C C C Tstms C C C S C S S S Flood A Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 74 52 77 57 76 61 79 Temp 54 53 72 70 55 54 75 71 59 58 73 72 63 63 76 74 Dewpt 49 49 48 51 48 49 53 55 54 55 61 62 60 61 64 64 PWind Dir W W E S SE SE S SW Wind Char LT LT LT LT LT GN GN GN Avg Clouds FW FW FW FW FW SC B1 B1 B1 B2 B2 B1 B2 B2 B1 B1 PoP 12hr 0 0 5 20 40 60 60 70 Rain shwrs S S C C L L L L L Tstms C C S S C $$ TNZ036-092000- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 1222 AM EDT Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 83 58 71 48 72 Temp 65 67 71 79 83 77 68 62 60 59 66 68 70 64 56 51 49 50 63 70 72 67 Dewpt 65 66 68 68 66 63 60 58 56 55 54 52 49 46 46 46 45 46 48 48 49 49 RH 100 97 90 69 57 62 76 87 87 87 65 57 47 52 69 83 86 86 58 45 44 52 Wind Dir SW SW SW SW W W W W NW NW NW NW NW NW N N NW W W W W W Wind Spd 9 10 11 13 13 9 6 5 4 5 9 11 13 10 5 5 4 5 10 13 14 10 Clouds OV OV B2 B1 FW FW FW SC B1 B1 B1 B1 B1 FW FW FW FW FW FW SC SC FW PoP 12hr 70 20 30 0 20 QPF 12hr 0.17 0 0 0 0 Rain shwrs L L C S S S S S C C S S Tstms L C C S S S S S Flood A Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 76 52 77 57 76 61 79 Temp 52 52 73 70 54 54 75 71 59 58 72 71 63 63 75 73 Dewpt 47 48 47 51 48 49 53 54 53 55 61 61 59 61 64 63 PWind Dir NW W NE S SE SE S SW Wind Char LT LT LT GN LT GN GN GN Avg Clouds FW FW FW FW FW SC B1 B1 B1 B2 B2 B1 B2 B2 B2 B1 PoP 12hr 0 5 5 20 30 60 60 70 Rain shwrs S S C C L L C L L Tstms C C C S C $$ TNZ099-092000- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 1222 AM EDT Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 62 76 52 76 Temp 69 69 73 81 86 81 73 68 64 62 68 73 75 69 60 55 52 54 65 73 76 71 Dewpt 68 68 68 69 67 66 64 62 60 57 55 53 50 48 48 48 48 48 48 48 48 49 RH 97 97 84 67 53 60 73 81 87 84 63 49 41 47 64 77 86 80 54 41 37 46 Wind Dir S SW SW SW W W W NW NW NW N NW NW N N NW NW NW NW NW NW NW Wind Spd 11 11 11 12 13 10 5 5 5 6 11 13 16 12 10 6 5 5 11 13 14 12 Clouds B2 B2 B2 B1 CL SC B1 B1 B1 B1 B1 B1 FW FW FW FW CL CL FW FW FW FW PoP 12hr 70 30 20 0 0 QPF 12hr 0.32 0.03 0 0 0 Rain shwrs L L C C C S S S S Tstms C C C C C S Heat index 84 89 Max heat 84 89 Flood A Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 79 55 77 60 76 63 81 Temp 57 55 76 73 58 57 75 72 63 61 73 73 65 65 78 76 Dewpt 51 50 48 52 50 51 54 57 57 58 63 62 62 62 64 64 PWind Dir NW NW NE SE SE SE S SW Wind Char LT LT LT GN GN GN GN GN Avg Clouds FW CL FW FW SC SC B1 B1 B2 B2 B2 B1 B2 B2 B1 SC PoP 12hr 0 0 5 20 40 60 60 60 Rain shwrs S C C C L L C C L Tstms C C S S C $$ NCZ060-092000- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 1222 AM EDT Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 81 57 72 44 71 Temp 63 65 69 75 79 75 67 63 59 57 65 69 71 65 55 49 45 46 60 69 70 65 Dewpt 63 65 67 66 65 65 63 61 58 57 56 52 48 47 46 45 43 44 45 45 45 46 RH 100100 93 74 62 71 87 93 96100 73 55 44 52 72 86 93 93 58 42 41 50 Min/Max RH 60 100 44 100 39 Wind Dir S SW SW W W W W NW NW NW NW NW NW NW N NW NW NW NW NW NW NW Wind Dir Deg 18 21 22 24 26 25 25 29 31 30 31 31 32 32 33 32 32 32 31 30 29 29 Wind Spd 9 9 8 10 11 8 5 5 4 6 10 13 14 13 10 8 4 5 11 13 16 13 Clouds OV OV B2 B2 FW SC SC B1 B2 B2 SC B1 FW CL FW CL FW CL FW FW FW FW Clouds (%) 93 97 74 73 16 29 29 54 70 70 29 57 11 5 9 5 6 5 12 21 22 19 Vsby 6 4 6 10 10 10 10 10 10 PoP 12hr 80 30 30 0 5 QPF 12hr 0.36 0.03 0 0 0 Rain shwrs C D L S C C C C C C C C Tstms C C C S C C S S S S Flood A Haines 4 4 3 LAL 4 3 3 3 2 2 2 1 1 1 1 Max Mix Hgt AGL Mix Hgt 3900 5500 6400 Max Vent Rt 57700 133000 117000 T Wind Dir W NW NW T Wind Spd 11 18 14 ADI 50 116 102 Max LVORI 9 8 6 Stability D B B E E C B F F B B Ceiling NONE NONE 0 NONE 23500 6300 5500 0 0 6300 9800 Sta Pres 27.69 27.65 27.67 27.68 27.68 27.69 27.73 27.75 27.80 27.78 27.78 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 74 48 75 54 73 58 79 Temp 51 49 72 67 50 51 74 66 56 56 70 69 60 59 75 72 Dewpt 47 47 44 48 46 46 49 53 52 54 59 58 59 59 61 61 PWind Dir NW NW E SE SE SE SE SW Wind Char LT GN LT GN GN GN GN GN Avg Clouds FW FW FW FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 PoP 12hr 0 0 5 20 40 70 60 70 Rain shwrs S S C C L L L C L Tstms C C 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 $$