Point Forecast Matrices Issued by NWS Knoxville/Tri Cities, TN
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FOUS54 KMRX 201111
PFMMRX
Point Forecast Matrices
National Weather Service Morristown TN
711 AM EDT Sat Apr 20 2024
TNZ017-202000-
Tri Cities Airport-Sullivan TN
36.50N 82.41W Elev. 1536 ft
711 AM EDT Sat Apr 20 2024
Date Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 65 43 57 35 64
Temp 55 55 62 65 60 51 47 45 43 47 53 56 53 45 40 36 38 51 60 63 57
Dewpt 49 46 44 37 36 36 35 34 33 35 36 34 33 31 31 30 31 33 34 33 34
RH 80 72 52 35 41 56 63 65 67 63 52 43 46 58 70 79 76 50 37 32 42
Wind Dir N N NW W NW NW N N N NW NW NW N N N NE NE NE NW NW W
Wind Spd 10 6 8 10 8 5 5 5 5 4 5 6 9 6 5 5 4 5 5 5 5
Clouds OV OV FW FW SC SC SC B2 B1 OV OV B2 B1 FW FW FW FW CL CL CL CL
PoP 12hr 20 20 30 0 0
QPF 12hr 0 0 0.02 0 0
Rain shwrs S C C
Date Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
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 37 70 47 66 41 68 44 74
Temp 42 40 67 64 51 49 63 60 46 43 65 62 47 47 70 67
Dewpt 34 34 39 43 42 43 47 43 38 37 40 41 39 40 47 48
PWind Dir SE SW SW W NE NW NE S
Wind Char LT GN GN GN LT LT LT GN
Avg Clouds CL FW FW FW SC B1 B1 SC FW FW FW FW FW SC SC SC
PoP 12hr 0 0 10 20 10 10 10 20
Rain shwrs S S S S
Tstms S
$$
TNZ071-202000-
Knoxville McGhee Tyson Airport-Blount TN
35.80N 83.98W Elev. 979 ft
711 AM EDT Sat Apr 20 2024
Date Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 67 47 58 40 65
Temp 56 57 63 66 63 56 52 48 47 50 55 58 56 49 44 40 42 54 62 65 60
Dewpt 51 47 45 40 40 40 38 37 37 39 39 37 37 35 35 34 34 35 36 36 38
RH 83 69 52 38 43 55 59 65 68 66 55 45 49 58 70 79 73 48 38 34 44
Wind Dir N N N N N N NE N N NE N N N N NE NE NE NE N N SE
Wind Spd 9 10 8 6 5 5 8 6 6 5 5 8 6 8 6 5 5 9 6 5 5
Clouds OV OV SC SC B1 B1 B2 B2 OV OV B2 B1 FW FW FW FW SC FW FW CL CL
PoP 12hr 20 40 30 0 0
QPF 12hr 0 0 0.06 0 0
Rain shwrs S C C C
Tstms
Date Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 41 73 52 70 46 71 48 75
Temp 44 43 70 67 55 54 68 64 51 47 68 66 52 51 72 70
Dewpt 37 38 42 44 44 46 49 47 43 42 43 45 44 44 51 52
PWind Dir S SW SW W NE N NE S
Wind Char LT GN GN GN GN GN LT GN
Avg Clouds CL FW FW FW SC B1 SC SC SC SC FW FW SC SC SC B1
PoP 12hr 0 0 10 10 5 10 10 10
$$
TNZ036-202000-
Oak Ridge-Anderson TN
36.00N 84.24W Elev. 913 ft
711 AM EDT Sat Apr 20 2024
Date Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 68 46 60 40 67
Temp 58 58 64 67 62 54 51 48 46 51 57 60 56 48 44 42 41 55 64 67 61
Dewpt 47 43 41 36 36 36 33 34 35 36 36 34 33 33 32 32 33 34 35 34 36
RH 67 57 43 32 38 50 50 58 65 56 45 37 42 56 62 67 73 45 34 29 39
Wind Dir N N N N N N N NE N N N N N N N N N NE NE NE SE
Wind Spd 10 9 6 6 6 8 8 8 6 5 5 6 8 6 5 5 5 8 5 5 5
Clouds OV B2 SC SC B1 B1 B2 B2 B2 OV B2 B1 FW FW FW FW FW FW CL CL CL
PoP 12hr 30 20 20 0 0
QPF 12hr 0 0 0.02 0 0
Rain shwrs C S S
Date Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
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 41 73 51 71 46 72 48 75
Temp 44 43 70 67 55 52 68 65 50 47 69 66 53 49 72 70
Dewpt 35 37 42 42 44 46 49 43 41 41 43 43 42 43 51 51
PWind Dir W SW SW W N NE NE S
Wind Char LT GN GN GN GN GN LT GN
Avg Clouds CL FW FW FW SC B1 SC SC SC SC FW FW SC SC SC B1
PoP 12hr 0 0 10 10 5 10 10 20
Rain shwrs S
Tstms S
$$
TNZ099-202000-
Chattanooga Airport-Hamilton TN
35.03N 85.22W Elev. 688 ft
711 AM EDT Sat Apr 20 2024
Date Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 71 48 62 43 68
Temp 62 62 66 69 66 59 55 51 49 51 57 61 59 52 48 45 44 55 64 68 63
Dewpt 54 51 48 41 40 40 39 39 39 40 40 38 37 37 35 35 34 35 36 36 39
RH 75 67 52 36 38 49 55 63 68 66 53 42 44 56 60 68 68 47 35 31 41
Wind Dir N N N N N N N N N N N N N N N N N NE NE NE E
Wind Spd 10 10 10 10 10 10 10 10 11 10 9 10 10 10 9 8 8 10 8 8 6
Clouds B2 B2 B1 B1 B2 B2 B2 B2 B2 OV B2 B1 FW FW FW FW FW FW FW CL CL
PoP 12hr 0 50 40 0 0
QPF 12hr 0 0.02 0.05 0 0
Rain shwrs S C C C
Date Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 43 74 51 74 49 74 52 78
Temp 47 45 72 68 56 52 71 68 54 50 71 69 56 53 74 73
Dewpt 39 40 42 45 45 47 49 48 46 43 46 48 46 46 52 52
PWind Dir S S SW NW N NE NE SE
Wind Char LT GN LT GN GN GN LT GN
Avg Clouds CL CL FW FW SC SC SC SC SC FW FW FW SC SC SC SC
PoP 12hr 0 0 5 5 5 10 10 10
$$
NCZ060-202000-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N 84.12W Elev. 1600 ft
711 AM EDT Sat Apr 20 2024
Date Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 69 43 57 35 64
Temp 60 61 66 67 60 54 51 47 44 47 54 56 53 45 41 37 36 51 61 63 57
Dewpt 60 56 52 44 40 39 39 40 41 42 42 39 37 36 34 32 34 36 36 36 37
RH 100 84 61 43 47 57 63 76 89 83 64 53 54 70 76 82 92 56 39 36 47
Min/Max RH 43 100 51 92 36
Wind Dir NW NW NW NW NW NW NW NW NW NW NW NW N N N N N NE NW NW NW
Wind Dir Deg 30 31 31 32 31 30 30 31 31 32 32 32 33 34 1 1 2 4 32 29 30
Wind Spd 5 6 9 10 9 5 5 5 5 5 5 9 9 5 5 3 3 4 4 6 8
Clouds B2 B1 B1 B1 B1 B2 B2 OV B2 OV B2 B1 SC FW FW FW SC SC FW FW FW
Clouds (%) 81 67 67 57 53 78 84 91 85 97 87 69 29 17 21 22 37 36 21 15 10
Vsby 10 10 10 10 10 10 10 10 10 5 10 10
PoP 12hr 0 60 60 5 5
QPF 12hr 0 0.03 0.16 0 0
Rain shwrs S C L L C C
Haines 4 3 3
LAL 1 1 1 1 1 1 1 1 1 1 1
Max Mix Hgt
AGL Mix Hgt 3200 3000 4300
Max Vent Rt 44600 34000 34300
T Wind Dir N N N
T Wind Spd 11 9 5
ADI 39 30 30
Max LVORI 9 8 7
Stability D B B D D C B F G A B
Ceiling NONE NONE NONE NONE NONE NONE NONE 20800 20800 8000 0
Sta Pres 27.94 27.96 27.92 27.93 27.92 27.92 27.91 27.93 27.96 27.96 27.96
Date Tue 04/23/24 Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
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 37 72 44 71 42 72 45 74
Temp 40 40 70 64 49 45 68 64 47 44 70 65 50 48 72 68
Dewpt 36 37 40 42 42 44 47 46 43 42 42 44 42 44 49 50
PWind Dir E S S NW N NW E SE
Wind Char LT GN LT GN LT LT LT GN
Avg Clouds FW CL CL CL FW SC SC SC SC SC SC FW SC SC SC SC
PoP 12hr 0 0 5 10 5 10 10 10
This is an experimental product for planning and review purposes only, and is
not to be substituted for an official fire weather spot forecast
$$