Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN

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000
FOUS54 KMRX 181657
PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
1257 PM EDT Thu Apr 18 2024

TNZ017-190800-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
1257 PM EDT Thu Apr 18 2024

Date           04/18/24      Fri 04/19/24            Sat 04/20/24            Sun
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                      57          73          53          66          44
Temp          78 75 65 61 58 59 65 71 73 69 62 58 55 53 58 63 66 61 54 49 46 45
Dewpt         53 54 52 51 51 55 60 62 62 59 57 54 50 48 47 47 44 40 40 39 37 38
RH            42 48 63 70 77 87 84 73 68 70 84 86 83 83 67 56 45 46 59 68 71 76
Wind Dir       W  S  E SE SW  S SW  W  W  N  N  N  N  N  N NW NW NW  N  N NE NE
Wind Spd       4  3  4  4  4  4  6  9  8  8  6  6  8  6  6  6  9 10  8  5  5  5
Clouds        FW FW SC B1 B1 B2 B2 B2 B2 B1 OV B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B2
PoP 12hr                     50          80          20          20          10
QPF 12hr                   0.05        0.37        0.05           0           0
Rain shwrs                 S  D  L  D  D  S  S        S  S  S  S              C
Tstms                      S  C  C  C  C  S  S


Date           04/21  Mon 04/22/24  Tue 04/23/24  Wed 04/24/24  Thu 04/25/24
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          58      42    64      41    71      50    68      45    70
Temp          56 55   46 43 61 59   45 45 68 65   56 51 65 62   50 48 68 64
Dewpt         43 43   39 39 40 41   39 40 45 46   47 48 47 44   42 43 45 46
PWind Dir         N       N    NW      SE    SW      SW     W      NE     W
Wind Char        LT      LT    LT      LT    GN      GN    GN      LT    GN
Avg Clouds    B2 B2   B2 SC SC SC   FW FW SC SC   B1 SC SC FW   FW SC SC SC
PoP 12hr         50      20    10       0    10      30    20      10    20
Rain shwrs     C  C    S                           C  S  S  S             S

$$

TNZ071-190800-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
1257 PM EDT Thu Apr 18 2024

Date           04/18/24      Fri 04/19/24            Sat 04/20/24            Sun
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                      62          76          55          68          49
Temp          82 79 70 66 64 64 69 75 76 70 64 61 57 55 61 65 68 64 57 53 51 49
Dewpt         57 58 58 58 60 62 65 66 64 61 58 56 53 51 50 49 47 46 43 43 42 43
RH            43 49 66 75 87 93 87 74 66 73 81 84 86 86 67 56 47 52 59 69 71 80
Wind Dir      NW  E  S SW SW SW SW  W NW  N  N  N  N  N  N  N  N  N NE NE NE NE
Wind Spd       3  3  3  5  5  6  8  8  8  8  5  6  6  5  8  6  9  9  9  9  9  8
Clouds        CL FW SC B2 B2 OV B1 B2 B2 B2 B2 B2 OV OV B2 B1 B1 B1 B1 B1 B2 OV
PoP 12hr                     80          80          10          20          20
QPF 12hr                   0.45        0.19           0        0.01           0
Rain shwrs              C  D  D  C  L  L                    S  S        S  S  C
Tstms                   C  C  C  C  C  C


Date           04/21  Mon 04/22/24  Tue 04/23/24  Wed 04/24/24  Thu 04/25/24
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          58      44    66      44    74      53    72      50    72
Temp          55 56   49 45 63 62   47 47 70 68   58 54 69 68   55 52 70 68
Dewpt         45 45   43 41 44 45   42 43 48 50   51 51 50 49   47 47 50 52
PWind Dir         N       N     N       E    SW      SW    NW      NE     W
Wind Char        GN      LT    GN      LT    GN      GN    GN      LT    GN
Avg Clouds    OV B2   B1 B1 SC SC   FW FW SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         50      10     5       0    10      20    20      10    20
Rain shwrs     C  C                                S  S  S  S             S

$$

TNZ036-190800-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
1257 PM EDT Thu Apr 18 2024

Date           04/18/24      Fri 04/19/24            Sat 04/20/24            Sun
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                      62          77          54          70          48
Temp          82 79 69 65 63 64 69 75 76 70 62 59 56 54 61 67 69 64 56 52 50 48
Dewpt         56 56 57 57 60 62 65 65 63 59 56 53 50 47 47 47 44 42 41 41 40 41
RH            41 45 66 75 90 93 87 71 64 68 81 80 80 77 60 49 40 45 57 66 68 77
Wind Dir       S  S SW SW SW SW SW  W NW  N  N  N  N  N  N  N  N  N  N  N  N  N
Wind Spd       3  2  3  5  4  5  6  8  8  6  5  6  6  6  8  6  8  9  8  8  9  9
Clouds        CL FW SC B2 OV OV B2 B1 B1 B1 B2 B2 OV B2 B2 B1 B1 B1 B1 B1 B2 OV
PoP 12hr                     80          80          10          20          20
QPF 12hr                   0.49        0.15           0           0           0
Rain shwrs              L  D  D  C  L  L                    S  S        S  S  C
Tstms                   C  C  C  C  C  S


Date           04/21  Mon 04/22/24  Tue 04/23/24  Wed 04/24/24  Thu 04/25/24
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          60      43    68      44    74      52    73      49    73
Temp          59 55   47 44 65 62   46 47 71 68   57 53 70 67   54 51 71 68
Dewpt         43 43   40 39 41 42   40 42 48 48   50 49 49 48   45 45 49 50
PWind Dir         N       N    NE       N    SW       W    NW      NE    SE
Wind Char        GN      LT    GN      LT    GN      GN    GN      LT    GN
Avg Clouds    B2 B2   B1 SC SC FW   FW FW SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         50      10     5       0    10      20    20      10    20
Rain shwrs     C  C                                S  S  S  S             S

$$

TNZ099-190800-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
1257 PM EDT Thu Apr 18 2024

Date           04/18/24      Fri 04/19/24            Sat 04/20/24            Sun
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                      64          81          58          73          51
Temp          82 80 71 68 66 64 72 79 80 75 67 63 60 58 65 70 72 67 60 57 54 52
Dewpt         59 59 62 63 63 64 66 66 63 61 59 56 54 52 52 51 49 47 44 43 43 43
RH            46 49 73 84 90100 81 64 56 62 75 78 81 80 63 51 44 49 55 59 66 71
Wind Dir       S  S SW  S  S  S SW  W NW  N  N  N  N  N  N  N  N  N  N  N  N  N
Wind Spd       5  4  4  4  4  4  5  9 10  8  6  5  6  8  9 10 10 10 10 11 12 12
Clouds        CL FW B2 B1 B2 B2 B1 B1 B1 B1 B2 B1 B2 B2 B2 B2 B1 B2 B1 B2 B2 OV
PoP 12hr                     80          50          10          20          30
QPF 12hr                   0.81        0.10           0           0        0.05
Rain shwrs           L  C  D  C  C  C  C                    S  S  S  S  C  C  L
Tstms                C  C  C  C  C  C  C
Obvis                        PF


Date           04/21  Mon 04/22/24  Tue 04/23/24  Wed 04/24/24  Thu 04/25/24
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          59      45    70      47    77      53    77      53    76
Temp          57 57   49 46 67 65   51 48 73 71   58 54 74 71   58 55 74 70
Dewpt         46 45   43 41 42 45   43 44 49 51   51 51 51 51   49 48 51 52
PWind Dir         N       N     N       N     S       W     N       N     E
Wind Char        GN      GN    GN      LT    GN      LT    GN      LT    GN
Avg Clouds    B2 B2   B1 SC FW FW   FW FW FW FW   SC SC FW FW   FW SC SC SC
PoP 12hr         60      10     0       0    10      20    10       5    20
Rain shwrs     L  L                                S  S                   S
Tstms                                                                     S

$$

NCZ060-190800-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
1257 PM EDT Thu Apr 18 2024

Date           04/18/24      Fri 04/19/24            Sat 04/20/24            Sun
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                      58          78          55          73          47
Temp          82 77 66 61 60 59 67 75 77 72 63 59 57 55 65 72 70 63 56 52 49 47
Dewpt         50 54 55 56 58 59 63 64 63 62 60 58 56 55 56 53 50 48 44 44 44 46
RH            33 45 68 84 93100 87 69 62 71 90 96 96100 73 51 49 58 64 74 83 96
Max/Min RH                  100          62         100          49          96
Wind Dir      SW  S SE  S  N SE  W  W  W NW NW NW  N  N NW NW NW NW  N  N  N  N
Wind Dir Deg  23 19 15 18  0 15 24 27 28 30 31 32  0 33 31 31 31 32 34 34  2  2
Wind Spd       3  4  2  3  0  3  4  8  8  8  4  3  0  4  5  9 10 10  6  5  4  5
Clouds        CL FW SC B2 B2 OV B1 B2 B2 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 OV
Clouds (%)     5 15 50 79 71 93 57 73 73 57 71 79 84 86 73 57 57 57 57 72 81 92
Vsby          10 10 10  3  5  5  7
PoP 12hr                     60          70          10          20          30
QPF 12hr                   0.44        0.21           0           0        0.06
Rain shwrs              L  L  L  C  L  L                    S  S  S  S  C  C  L
Tstms                   C  C  C  C  C  C                          S  S
Obvis                     PF PF                   PF
Haines                                    3                       5
LAL               1     3     3     3     3     1     1     1     2    MM    MM
Max Mix Hgt
AGL Mix Hgt                            3700                    3700
Max Vent Rt                           51600                   45900
T Wind Dir                                W                      NW
T Wind Spd                               10                      10
ADI                                      45                      40
Max LVORI                                10                       8
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      27.90 27.92 27.92 27.92 27.93 27.93 27.96 27.95 27.93    MM    MM


Date           04/21  Mon 04/22/24  Tue 04/23/24  Wed 04/24/24  Thu 04/25/24
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          60      43    67      42    74      48    74      46    74
Temp          57 55   47 43 63 60   45 45 72 67   53 49 71 67   52 49 73 66
Dewpt         49 47   44 43 44 43   42 44 47 48   48 49 48 48   46 47 49 49
PWind Dir        NW      NW    NW       E    SW       W    NW      NE     S
Wind Char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg Clouds    OV OV   B2 B1 B1 SC   FW FW FW FW   SC SC SC FW   FW SC SC SC
PoP 12hr         70      20     5       0    10      20    20      10    20
Rain shwrs     L  L    S                           S  S     S             S

This is an experimental product for planning and review purposes only, and is
not to be substituted for an official fire weather spot forecast

$$



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