Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
674 FOUS54 KMRX 201810 PFMMRX Point Forecast Matrices National Weather Service Morristown TN 210 PM EDT Sat Jul 20 2024 TNZ017-210800- Tri Cities Airport-Sullivan TN 36.50N 82.41W Elev. 1536 ft 210 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 66 86 67 84 67 Temp 79 77 70 67 66 68 76 82 82 78 72 69 68 69 76 81 82 78 72 69 67 69 Dewpt 68 67 67 67 66 67 70 70 69 69 68 68 68 69 70 69 68 67 68 68 67 68 RH 69 71 90100100 97 82 67 65 74 87 97100100 82 67 63 69 87 97100 97 Wind Dir W E E E E SE SW SW S NE SE SE S S W W W SW S S S S Wind Spd 2 1 1 0 0 1 2 3 2 2 1 1 1 1 3 5 4 2 1 1 1 1 Clouds B1 SC SC B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 SC SC B1 B1 B2 B2 PoP 12hr 20 80 50 80 50 QPF 12hr 0 0.08 0.06 0.06 0.05 Rain shwrs C S S C L L C C C C C C D D C C S S C Tstms C S S C L L C C C S S C C L C C S S C Heat index 86 85 84 85 Max heat 83 87 87 85 87 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 67 82 68 81 66 84 67 87 Temp 80 77 69 69 78 78 69 69 77 77 69 69 81 80 70 70 83 81 Dewpt 71 69 68 69 71 69 69 69 71 69 67 68 69 68 68 68 69 69 PWind Dir SW S SW S SW S SW SW W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC B1 B1 B1 PoP 12hr 80 60 80 60 70 40 60 30 50 Rain shwrs C D L C L D L L L L C C C L C S C C Tstms C C C C C C C C C C C C S C C S S C $$ TNZ071-210800- Knoxville McGhee Tyson Airport-Blount TN 35.80N 83.98W Elev. 979 ft 210 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 86 69 87 69 Temp 82 79 74 72 71 71 78 83 84 80 75 73 71 71 78 83 86 81 75 73 71 71 Dewpt 70 69 69 70 70 69 72 73 73 71 72 71 71 70 73 72 71 71 70 70 70 70 RH 67 72 84 93 97 93 82 72 70 74 90 93100 97 85 70 61 72 84 90 97 97 Wind Dir S SW SW SW S NW S W W S SW SW SW S SW SW W SW SW S S SW Wind Spd 3 2 2 1 1 1 2 2 2 2 2 1 1 2 3 4 5 3 2 2 2 2 Clouds SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B2 OV B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 40 70 60 80 60 QPF 12hr 0.11 0.09 0.08 0.09 0.12 Rain shwrs C C C C C C L C L L L C C C C D D L C C C C Tstms C C C S S S C C L L C C C S C L L L C C C C Heat index 86 89 90 83 88 91 85 Max heat 86 89 90 88 91 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 70 85 70 84 69 86 70 89 Temp 80 79 72 71 80 79 72 71 79 80 72 71 82 82 73 73 85 83 Dewpt 73 71 70 71 74 72 71 70 73 71 70 70 73 71 70 70 72 72 PWind Dir SW S SW SW SW S W SW W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 80 70 80 60 70 50 60 30 50 Rain shwrs C D L L L D L C L L C C C L C C C C Tstms C L L C C L L C C C C C S C C S S C $$ TNZ036-210800- Oak Ridge-Anderson TN 36.00N 84.24W Elev. 913 ft 210 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 69 86 69 86 68 Temp 83 80 73 71 70 69 78 82 84 79 74 71 70 71 78 83 84 79 73 71 70 71 Dewpt 71 70 70 70 70 69 73 73 73 71 71 71 70 71 74 72 72 70 70 70 70 71 RH 67 72 90 97100100 85 74 70 77 90100100100 88 70 67 74 90 97100100 Wind Dir S S S SE W S S SW SW S SW SW SW SW SW SW SW SW SW SW SW SW Wind Spd 3 2 1 1 1 1 1 2 2 2 1 1 1 2 3 3 3 2 2 2 2 2 Clouds B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 40 70 60 80 50 QPF 12hr 0.13 0.13 0.05 0.12 0.16 Rain shwrs C C C C C C C L L C C C C C C D D C C C C C Tstms C C C S S S C L L C C C C S C L L C C C C C Heat index 88 83 87 90 88 90 Max heat 88 87 90 88 90 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 69 83 69 82 69 86 69 88 Temp 79 77 72 71 79 77 72 71 79 78 71 71 83 80 72 71 85 82 Dewpt 73 72 71 71 74 72 70 70 73 71 69 69 73 71 70 70 72 71 PWind Dir SW SW SW SW SW SW SW W W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 80 70 80 60 70 40 60 30 50 Rain shwrs C D L L L D L C L L C C C L C C C C Tstms C L L C C L L C C C C S S C C S S C $$ TNZ099-210800- Chattanooga Airport-Hamilton TN 35.03N 85.22W Elev. 688 ft 210 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 86 71 87 71 Temp 83 81 76 74 73 71 79 82 84 82 76 74 72 72 79 84 86 81 76 74 72 73 Dewpt 72 72 71 71 71 71 74 74 74 73 73 72 71 71 74 72 72 71 71 71 71 71 RH 70 74 85 90 93100 85 77 72 74 90 93 97 97 85 67 63 72 85 90 97 93 Wind Dir SE S S S S S S S SW NW S S S S S SW SW S S S S S Wind Spd 5 3 1 1 1 1 2 2 3 2 1 1 1 1 2 4 5 3 2 1 2 2 Clouds B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B2 B1 B2 B2 B2 B1 B1 B2 B2 B1 B2 B2 PoP 12hr 40 80 50 80 60 QPF 12hr 0.13 0.17 0.05 0.06 0.05 Rain shwrs C C C S S C C L L L L C C C C D D L C C C C Tstms C C C S S S C L L L C C C S C L L L C C C C Heat index 88 85 88 91 87 90 92 85 Max heat 89 88 91 84 90 92 Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 72 85 71 85 71 87 72 91 Temp 81 80 74 72 80 80 73 72 80 80 73 72 83 82 74 73 86 85 Dewpt 74 72 71 71 74 72 71 70 73 72 70 70 73 71 71 70 72 71 PWind Dir S S S S S S SW SW W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 SC PoP 12hr 90 70 80 60 70 40 70 30 50 Rain shwrs C D L L L D L C L L C C C L C S C C Tstms C L L C C L L C C C C C S C C S S C $$ NCZ060-210800- Tusquitee RAWS-Forestry-Cherokee NC 35.07N 84.12W Elev. 1600 ft 210 PM EDT Sat Jul 20 2024 Date 07/20/24 Sun 07/21/24 Mon 07/22/24 Tue EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 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 68 83 65 84 65 Temp 79 77 70 69 68 68 75 79 79 76 70 69 67 68 75 81 80 76 70 68 67 68 Dewpt 69 69 68 67 67 68 72 71 71 71 70 69 67 68 71 69 69 70 70 68 67 67 RH 72 76 93 93 97100 90 77 77 85100100100100 87 67 69 82100100100 97 Max/Min RH 100 74 100 67 100 Wind Dir S S N N N N S S S S N N N N SW W SW SW N N N SE Wind Dir Deg 17 18 0 0 0 0 16 18 18 17 0 0 0 2 22 24 23 20 2 1 1 15 Wind Spd 2 1 0 0 0 0 1 2 2 1 0 0 0 1 1 3 3 2 1 1 1 1 Clouds B2 B1 B1 B1 OV B2 B2 B2 B2 B2 B2 B2 OV OV B2 B1 B2 B2 B2 B1 B2 B2 Clouds (%) 78 62 68 68 89 86 78 74 75 85 77 84 91 89 75 62 70 72 71 68 81 82 Vsby 10 10 10 6 4 3 10 10 10 10 10 PoP 12hr 30 70 70 80 60 QPF 12hr 0.12 0.20 0.06 0.14 0.04 Rain shwrs C C C C C C L L L L L C C C C D D L L C C C Tstms C C C S S S C L L L C C C S C L L L C C C C Heat index 84 83 Max heat 83 84 84 Haines 3 3 LAL 3 2 2 4 4 4 3 4 4 MM MM Max Mix Hgt AGL Mix Hgt 3100 4100 Max Vent Rt 21400 38200 T Wind Dir SW SW T Wind Spd 5 5 ADI 19 33 Max LVORI 10 10 Stability B F D B B F D B B MM MM Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE MM MM Sta Pres 27.96 27.97 27.97 27.97 27.93 27.95 27.96 27.97 27.92 MM MM Date 07/23 Wed 07/24/24 Thu 07/25/24 Fri 07/26/24 Sat 07/27/24 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 65 83 66 81 66 84 65 86 Temp 78 75 69 67 79 75 69 68 77 75 68 67 80 77 68 68 83 79 Dewpt 71 70 69 67 71 70 69 67 71 70 68 67 70 69 68 67 69 71 PWind Dir S SE SW S SW SE W W W Wind Char LT LT LT LT LT LT LT LT LT Avg Clouds B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 90 80 80 70 80 60 70 40 60 Rain shwrs C D D C L D L C L D L C C L C S C L Tstms C L L C C L L C C L L C S 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 $$