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

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Point Forecast Matrices
National Weather Service Morristown TN
646 AM EST Wed Nov 19 2025

TNZ017-192100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
646 AM EST Wed Nov 19 2025

Date             Wed 11/19/25            Thu 11/20/25            Fri 11/21/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      64          51          65          53          68
Temp             51 56 62 64 58 54 53 52 51 56 62 65 59 54 54 53 54 59 66 67 62
Dewpt            51 56 59 58 57 54 53 52 51 55 56 53 53 52 52 53 53 57 59 59 58
RH              100100 90 81 96100100100100 96 81 65 80 93 93100 96 93 78 75 87
Wind Dir         SW  W  W  W NW  E  W SW  W  W  W SW  S SE SE SE  S SW SW SW  S
Wind Spd          2  3  4  3  2  1  1  1  1  2  5  4  1  1  1  1  2  3  5  4  2
Clouds           OV OV B2 B1 B2 B2 OV OV OV B2 B1 B1 B2 OV OV OV OV OV B2 B2 OV
PoP 12hr                     20           5           0          50          50
QPF 12hr                   0.01           0           0        0.08        0.07
Rain shwrs        S                                   C  C  C  C  C  C  C  C  L
Tstms                                                             S        S  S
Obvis            PF                   PF PF


Date          Sat 11/22/25  Sun 11/23/25  Mon 11/24/25  Tue 11/25/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          56    66      49    63      44    62      43    62
Temp          58 56 64 60   53 49 61 56   48 44 59 54   46 43 59 56
Dewpt         56 56 60 56   53 49 53 49   46 44 47 45   43 41 45 45
PWind Dir        SW     W       W     W      SW     W      NE    SE
Wind Char        LT    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 OV B2 B1   B1 B2 B1 SC   SC B1 B1 B1   B1 B2 B2 B1
PoP 12hr         80    50      30    10      10    20      30    30
Rain shwrs     L  D  C  C    C  S                   S    C  C  S  C
Tstms          S     S

$$

TNZ071-192100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
646 AM EST Wed Nov 19 2025

Date             Wed 11/19/25            Thu 11/20/25            Fri 11/21/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      72          53          70          58          73
Temp             58 64 70 72 65 59 56 54 53 58 67 70 64 60 59 59 58 64 71 72 67
Dewpt            57 62 63 61 60 58 56 54 53 57 58 57 57 57 57 58 58 61 62 60 59
RH               96 93 78 68 84 96100100100 96 73 63 78 90 93 96100 90 73 66 75
Wind Dir         SW SW  W  W NW  N NW  W  W  W  W  W NE SE  S  S  S SW SW SW SW
Wind Spd          6  5  6  5  2  1  1  1  1  1  2  2  2  2  2  2  3  4  9  8  5
Clouds           B2 B2 B2 B1 B2 B1 B2 B2 B2 B1 B1 B2 OV OV OV OV OV B2 B2 B2 B2
PoP 12hr                     20           5          10          50          40
QPF 12hr                   0.01           0           0        0.16        0.04
Rain shwrs        S                                   C  C  C  C  C  C  C  C  D
Tstms                                                          S           S
Obvis               PF                   PF


Date          Sat 11/22/25  Sun 11/23/25  Mon 11/24/25  Tue 11/25/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          61    71      53    66      48    65      48    63
Temp          62 61 69 65   58 54 65 60   52 48 63 59   51 48 60 57
Dewpt         59 61 62 59   56 54 56 53   50 47 51 49   47 44 50 49
PWind Dir        SW     W       W     W       S     N      NE    SE
Wind Char        LT    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 OV B2 SC   B1 B2 B1 SC   SC B1 B1 B1   B2 B2 B2 B2
PoP 12hr         80    50      30    10      10    20      30    40
Rain shwrs     D  D  C  C    C  S                S  S    C  C  C  C
Tstms          S  S

$$

TNZ036-192100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
646 AM EST Wed Nov 19 2025

Date             Wed 11/19/25            Thu 11/20/25            Fri 11/21/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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          51          68          56          70
Temp             56 62 70 71 63 57 55 53 51 58 66 68 62 58 58 57 57 63 68 70 64
Dewpt            56 62 63 62 60 57 54 53 51 57 58 58 57 57 57 57 57 62 62 62 61
RH              100100 78 73 90100 96100100 96 75 70 84 96 96100100 97 81 76 90
Wind Dir         SW SW  W  W NW  N NW  W SW SW SW SW  N SE  S SW SW SW SW SW SW
Wind Spd          2  3  4  3  2  1  1  1  1  1  2  1  1  1  2  2  2  3  5  5  3
Clouds           B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV B2 B2 B2 B2
PoP 12hr                     20           5          10          60          50
QPF 12hr                   0.01           0           0        0.20        0.09
Rain shwrs        S                                   L  L  C  C  C  C  C  C  D
Tstms                                                          S           S
Obvis            PF PF                PF PF


Date          Sat 11/22/25  Sun 11/23/25  Mon 11/24/25  Tue 11/25/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          59    71      52    66      46    65      48    62
Temp          60 60 69 62   57 53 65 58   50 46 63 57   49 48 59 56
Dewpt         59 60 62 58   55 53 55 52   49 46 51 49   46 44 50 50
PWind Dir        SW     W       W     W      NW    NW      NE    SE
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 OV B2 SC   B1 B2 B1 SC   SC B1 B1 B1   B2 OV B2 B2
PoP 12hr         90    50      30    10      20    20      30    40
Rain shwrs     D  D  C  C    C  S             S  S  S    C  C  C  C
Tstms          S  S

$$

TNZ099-192100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
646 AM EST Wed Nov 19 2025

Date             Wed 11/19/25            Thu 11/20/25            Fri 11/21/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      76          55          75          59          75
Temp             60 68 75 76 68 60 57 56 55 61 72 75 68 63 61 60 59 66 73 74 68
Dewpt            60 64 65 62 62 60 57 55 55 59 60 59 61 61 61 60 59 61 61 60 61
RH              100 87 71 62 81100100 96100 93 66 58 78 93100100100 84 66 62 78
Wind Dir          S SW  W  W  W  W  N  N  N NE  S  S SE SE  S  S  S  S  S SW  S
Wind Spd          2  4  6  5  2  1  0  0  0  1  2  2  2  1  2  2  2  5  8  8  5
Clouds           B1 SC B1 SC B1 SC B2 B2 B2 B2 B1 B2 B2 OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     10           0          20          30          40
QPF 12hr                      0           0        0.01        0.03        0.08
Rain shwrs                                      S  S  C  C        S  S  C  C  D
Tstms                                                 S  S              S  S  S
Obvis               PF                   PF


Date          Sat 11/22/25  Sun 11/23/25  Mon 11/24/25  Tue 11/25/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          63    75      53    70      50    69      52    66
Temp          63 63 73 67   58 54 68 62   54 50 66 61   54 52 63 60
Dewpt         63 63 63 61   58 54 55 54   53 50 51 51   49 47 51 51
PWind Dir        SW     W       W    NW       N    NE      NE    SE
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2 B1 SC   SC SC SC SC   B1 B1 B1 B2   B2 B2 B2 B2
PoP 12hr         80    40      20    10      10    20      30    50
Rain shwrs     D  D  C  C    S  S                S  S    C  C  C  C
Tstms          C  C

$$

NCZ060-192100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
646 AM EST Wed Nov 19 2025

Date             Wed 11/19/25            Thu 11/20/25            Fri 11/21/25
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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          50          72          55          73
Temp             53 59 69 69 61 56 54 51 51 58 70 71 63 57 56 55 55 64 72 70 62
Dewpt            53 59 61 59 59 56 54 51 50 57 56 55 56 55 55 55 55 59 57 55 56
RH              100100 76 70 93100100100 96 96 61 57 78 93 96100100 84 59 59 81
Min/Max RH                   68         100          55         100          55
Wind Dir         SE  W  W  W  W  N  N  N  N  N  W  W SE SE SE SE SE  S SW SW  S
Wind Dir Deg     14 27 28 28 28  0  0  0  0  0 25 28 12 13 14 14 15 18 20 21 18
Wind Spd          1  2  5  4  1  0  0  0  0  0  2  2  1  1  1  1  1  2  5  5  2
Clouds           OV OV B1 B1 B1 B2 B2 OV OV B1 SC B2 B2 OV OV OV OV B2 B2 B2 B1
Clouds (%)       97 93 56 59 64 72 76 92 90 66 47 71 81 97 91 96 90 82 76 75 68
Vsby             10 10 10 10 10 10  5  7  7 10 10 10 10 10 10 10 10 10 10
PoP 12hr                     20           5          10          30          30
QPF 12hr                   0.02           0           0        0.01        0.02
Rain shwrs        S                                   C  C  S  S        C  C  D
Tstms                                                                         S
Obvis                              PF    PF
ChanceThunder                10           0           5          10          10
Max Mix Hgt
AGL Mix Hgt                2800                    2400                    2600
Max Vent Rt               32300                   11000                   32900
T Wind Dir                    W                      NW                      SW
T Wind Spd                    8                       3                       8
ADI                          28                      10                      29
Max LVORI                    10                      10                       9
Stability         D     C     B     F     D     B     B     D     D     C     B
Ceiling        NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE
Sta Pres      27.97 28.00 28.02 28.01 28.01 27.96 27.96 27.95 27.93 27.90 27.89


Date          Sat 11/22/25  Sun 11/23/25  Mon 11/24/25  Tue 11/25/25
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          57    70      50    67      45    67      46    65
Temp          58 58 68 62   55 51 66 55   49 45 66 54   49 46 64 55
Dewpt         58 58 61 58   55 51 54 52   49 45 49 48   47 45 47 48
PWind Dir        SW     W      NW    NW      NE    NW       E    SE
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 OV B2 SC   B1 B1 B1 SC   SC B2 B1 B1   B2 B2 B2 B2
PoP 12hr         80    40      20    10      10    20      30    40
Rain shwrs     D  D  C  C    S  S                   S    C  C  C  C
Tstms          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

$$