Point Forecast Matrices Issued by NWS Knoxville/Tri Cities, TN
000
FOUS54 KMRX 191222
PFMMRX
Point Forecast Matrices
National Weather Service Morristown TN
821 AM EDT Fri Apr 19 2024
TNZ017-192000-
Tri Cities Airport-Sullivan TN
36.50N 82.41W Elev. 1536 ft
821 AM EDT Fri Apr 19 2024
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24
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 73 51 66 44 58
Temp 65 71 72 67 61 58 53 51 56 63 66 61 53 49 46 44 51 55 57 54
Dewpt 59 62 62 60 56 53 47 43 41 40 38 38 38 38 37 36 38 38 38 37
RH 81 73 71 78 84 83 80 74 57 43 36 42 57 66 71 73 61 53 49 52
Wind Dir SW SW W NW N N N N N NW NW NW N N N N N NW NW NW
Wind Spd 8 10 9 8 9 9 10 8 6 8 10 8 5 5 4 4 5 5 8 9
Clouds OV B1 B2 B1 OV B2 B2 B2 B1 SC SC SC B1 B1 B2 B2 B2 B2 B2 B2
PoP 12hr 100 20 10 5 20
QPF 12hr 0.15 0.01 0 0 0.02
Rain shwrs D C L S S S S S S
Tstms C C C S S
Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24
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 64 39 71 50 68 41 68
Temp 42 39 61 58 43 42 68 65 53 52 65 62 47 42 65 63
Dewpt 34 34 35 36 36 36 42 44 44 46 46 43 39 37 40 41
PWind Dir N N E SW SW NW NE N
Wind Char LT LT LT GN GN GN GN LT
Avg Clouds SC FW FW FW CL CL FW FW SC B1 SC SC FW FW SC SC
PoP 12hr 5 0 0 5 20 20 5 10
Rain shwrs S S S
$$
TNZ071-192000-
Knoxville McGhee Tyson Airport-Blount TN
35.80N 83.98W Elev. 979 ft
821 AM EDT Fri Apr 19 2024
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 75 54 68 48 58
Temp 69 74 74 68 62 59 57 54 58 65 68 64 57 53 50 48 53 55 58 56
Dewpt 64 65 65 62 57 55 51 47 44 43 42 43 42 41 41 41 41 42 41 41
RH 84 74 74 81 84 87 80 77 59 45 39 46 57 64 71 77 64 61 53 57
Wind Dir SW W W N N N N N NE N N N N N N N N N N N
Wind Spd 10 9 9 8 8 5 8 9 10 8 8 6 6 6 6 6 8 5 5 6
Clouds B2 B1 B1 B2 OV OV OV OV B2 B1 SC B1 B2 OV OV OV OV B2 B2 B1
PoP 12hr 80 20 10 10 30
QPF 12hr 0.13 0.01 0 0 0.07
Rain shwrs C C C S S C C C C
Tstms C C C S
Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 41 65 42 73 54 71 46 72
Temp 45 42 62 61 46 44 70 68 57 55 69 66 52 47 69 67
Dewpt 38 37 38 40 39 40 45 46 47 49 49 46 44 42 45 47
PWind Dir NE NE S SW SW NW NE N
Wind Char LT LT LT GN GN GN GN GN
Avg Clouds SC SC FW FW CL CL FW FW SC B1 B1 SC FW SC SC SC
PoP 12hr 10 5 0 0 20 10 10 10
Rain shwrs S
$$
TNZ036-192000-
Oak Ridge-Anderson TN
36.00N 84.24W Elev. 913 ft
821 AM EDT Fri Apr 19 2024
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24
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 53 69 47 59
Temp 69 75 76 68 62 58 55 53 60 67 69 64 55 52 49 47 54 57 59 56
Dewpt 65 65 64 58 55 52 46 43 40 39 39 39 38 38 37 38 39 40 39 38
RH 87 71 66 70 78 80 72 69 47 36 33 40 53 59 63 71 57 53 47 51
Wind Dir SW W NW N N N N N N N N N N N N N NE N N N
Wind Spd 9 9 9 6 6 8 8 9 9 8 6 6 5 5 5 5 6 5 5 6
Clouds B2 B2 B1 B1 B2 B2 B2 OV B1 B1 SC B2 B2 B2 OV OV B2 B2 B2 SC
PoP 12hr 70 10 10 10 20
QPF 12hr 0.10 0 0 0 0.02
Rain shwrs C C C S S
Tstms C C C
Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24
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 68 42 73 52 72 45 72
Temp 44 43 64 62 46 44 70 68 56 54 70 66 50 46 69 67
Dewpt 35 35 37 39 37 39 44 45 46 49 48 44 42 40 43 45
PWind Dir N NE NW SW SW NW NE E
Wind Char LT LT LT GN GN GN GN LT
Avg Clouds SC FW FW CL CL FW FW FW SC B1 SC FW FW FW SC SC
PoP 12hr 5 0 0 0 20 20 5 10
Rain shwrs S S
$$
TNZ099-192000-
Chattanooga Airport-Hamilton TN
35.03N 85.22W Elev. 688 ft
821 AM EDT Fri Apr 19 2024
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 80 57 72 50 59
Temp 72 78 78 72 64 61 60 58 63 69 72 66 60 56 52 50 54 56 58 57
Dewpt 66 65 65 62 59 56 53 50 47 44 42 42 41 41 41 40 41 42 42 41
RH 81 64 64 71 84 84 78 75 56 40 34 42 49 57 66 68 61 59 55 55
Wind Dir SW W W NW N N N N N N N N N N N N N N N N
Wind Spd 8 9 9 9 9 6 9 9 10 10 10 10 9 8 8 9 9 9 9 9
Clouds B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 OV B2 OV B2 B2 B2 B1
PoP 12hr 50 10 5 20 40
QPF 12hr 0.04 0 0 0.02 0.12
Rain shwrs S S C S S C C C C
Tstms S S C
Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 43 68 44 75 53 75 49 76
Temp 48 44 65 64 49 45 72 69 57 55 72 69 55 50 73 70
Dewpt 38 37 38 40 41 41 45 47 48 49 50 48 45 44 46 48
PWind Dir N NE SW S SW NW N E
Wind Char GN GN LT GN LT GN GN GN
Avg Clouds SC FW FW CL CL CL CL FW FW SC SC FW FW FW FW SC
PoP 12hr 5 0 0 0 10 10 5 10
$$
NCZ060-192000-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N 84.12W Elev. 1600 ft
821 AM EDT Fri Apr 19 2024
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24
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 78 54 71 46 58
Temp 67 75 76 70 63 59 56 55 61 69 70 63 56 52 49 46 52 55 56 53
Dewpt 63 64 62 62 60 57 54 53 53 49 44 42 41 41 41 42 44 45 44 41
RH 87 69 62 76 90 93 93 93 75 49 39 46 57 66 74 86 74 69 64 64
Min/Max RH 62 96 39 86 64
Wind Dir W W W NW NW NW NW NW NW NW NW N N N N N N NW NW NW
Wind Dir Deg 24 27 28 29 29 29 29 30 30 31 32 33 33 34 0 0 33 31 32 32
Wind Spd 4 8 8 6 5 5 5 4 6 9 10 9 4 4 3 4 4 5 6 9
Clouds B2 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 OV OV OV B2 B1
Clouds (%) 83 68 60 61 63 79 75 72 52 59 53 76 78 86 83 89 89 88 85 65
Vsby 10 10 10 10 7 10 7 10 10 10 10
PoP 12hr 90 10 5 20 60
QPF 12hr 0.36 0 0 0.03 0.21
Rain shwrs C L C S S C C L L
Tstms C C C
Haines 3 4 4
LAL 3 3 3 1 1 1 1 1 1 1 1
Max Mix Hgt
AGL Mix Hgt 3400 3400 2000
Max Vent Rt 41500 50100 16700
T Wind Dir W N N
T Wind Spd 9 11 6
ADI 36 44 15
Max LVORI 9 6 5
Stability B B E F B B D D C B
Ceiling NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE
Sta Pres 27.90 27.89 27.91 27.95 27.96 27.96 27.95 27.95 27.94 27.91
Date Mon 04/22/24 Tue 04/23/24 Wed 04/24/24 Thu 04/25/24
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 38 65 38 72 47 72 42 73
Temp 42 39 62 58 42 41 70 65 51 50 69 65 49 43 70 66
Dewpt 38 37 40 39 38 39 42 44 45 47 48 45 44 42 44 46
PWind Dir N NW E S S NW N S
Wind Char LT LT LT GN LT GN LT LT
Avg Clouds SC SC SC FW CL CL FW FW FW SC SC FW FW FW SC SC
PoP 12hr 10 5 0 0 10 10 5 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
$$