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

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Point Forecast Matrices
National Weather Service Morristown TN
1232 AM EST Fri Dec 5 2025

TNZ017-052100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
1232 AM EST Fri Dec 5 2025

Date             Fri 12/05/25            Sat 12/06/25            Sun 12/07/25
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                      41          36          45          29          46
Temp          35 35 37 39 41 39 38 37 37 36 39 43 45 40 35 33 31 30 37 44 46 42
Dewpt         35 35 37 39 38 38 37 37 36 36 39 39 36 35 33 32 30 29 35 38 37 37
RH           100100100100 89 96 96100 96100100 86 70 82 92 96 96 96 92 79 71 82
Wind Dir      NE  E NE  W  W SW SW SW  W SW SW  W  W SW SW  E  E  E SE  W  W SW
Wind Spd       1  1  1  2  2  1  1  1  1  2  5  6  5  1  1  1  1  1  2  3  3  2
Clouds        OV OV OV OV OV OV OV OV OV OV OV B2 B1 SC SC SC B1 B2 B2 B2 B2 B2
PoP 12hr                     40           0           0           0          30
QPF 12hr                   0.03           0           0           0        0.01
Drizzle              O
Rain shwrs     L  C                                                     C  C  C
Winter Weath   Y


Date          Mon 12/08/25  Tue 12/09/25  Wed 12/10/25  Thu 12/11/25
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          29    38      24    45      28    50      31    40
Temp          36 29 35 32   26 25 42 37   30 29 47 44   40 32 38 33
Dewpt         35 29 28 24   23 23 30 28   26 26 32 32   35 31 29 24
PWind Dir        NW     N       E    SW      SW    SW      SW     W
Wind Char        LT    LT      LT    LT      LT    GN      GN    GN
Avg Clouds    B2 B2 B2 SC   SC B1 SC FW   FW SC B1 B1   B2 B2 B2 B1
PoP 12hr         50    20       5     0       0    10      50    30
Rain shwrs     C  S  S                                   C  C  C  S
Snowshwrs         S  S                                      C  C

$$

TNZ071-052100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
1232 AM EST Fri Dec 5 2025

Date             Fri 12/05/25            Sat 12/06/25            Sun 12/07/25
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                      45          37          49          32          48
Temp          37 37 39 42 44 43 41 40 39 37 42 46 49 43 38 35 34 34 39 46 48 45
Dewpt         36 37 39 40 41 40 39 39 39 37 40 40 39 38 36 34 33 33 37 39 40 41
RH            96100100 93 89 89 92 96100100 93 79 68 82 92 96 96 96 92 76 74 86
Wind Dir      NE  N  N SW SW SW SW SW  W SW SW SW SW  S SE  E  E  E SW  W  W  W
Wind Spd       1  0  1  2  2  1  1  1  2  2  3  5  4  2  1  1  1  1  2  3  3  2
Clouds        OV OV OV OV OV OV OV OV OV OV OV B2 B1 FW FW SC B2 B2 B2 B2 B2 B2
PoP 12hr                     20           0           5           0          30
QPF 12hr                   0.01           0           0           0           0
Rain shwrs     C  S                                                     C  C  C


Date          Mon 12/08/25  Tue 12/09/25  Wed 12/10/25  Thu 12/11/25
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          34    43      29    49      34    54      34    44
Temp          40 34 40 37   31 30 47 43   36 35 52 50   45 35 42 37
Dewpt         39 33 32 29   26 27 32 31   30 29 35 37   38 34 30 27
PWind Dir         N    NE       N    SW      SW    SW      SW     W
Wind Char        LT    LT      LT    GN      GN    BZ      GN    GN
Avg Clouds    B2 OV B2 SC   SC B1 SC FW   FW SC SC B1   B2 B2 B1 SC
PoP 12hr         40    20       5     0       0    10      50    30
Rain shwrs     C  S  S  S                                C  C  C  S
Snowshwrs         S  S

$$

TNZ036-052100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
1232 AM EST Fri Dec 5 2025

Date             Fri 12/05/25            Sat 12/06/25            Sun 12/07/25
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                      45          35          48          32          48
Temp          36 36 39 43 44 41 39 38 37 35 40 46 48 41 35 34 33 34 39 46 48 43
Dewpt         35 35 39 40 40 39 39 38 37 35 39 39 39 38 35 33 33 33 38 39 40 40
RH            96 96100 89 86 92100100100100 96 76 71 89100 96100 96 96 76 74 89
Wind Dir      NE NE  N SW SW SW SW  W  W SW  W SW SW SW  N NE NE  E  S SW  W  W
Wind Spd       1  1  1  2  1  1  1  1  1  1  2  3  2  1  1  1  1  1  2  2  2  2
Clouds        OV OV B2 OV B2 OV OV OV B2 OV B2 B2 SC FW FW B1 OV OV OV B2 B1 B2
PoP 12hr                     10           0           0           0          30
QPF 12hr                      0           0           0           0           0
Drizzle           O
Rain shwrs     S                                                        C  C  C
Winter Weath   Y


Date          Mon 12/08/25  Tue 12/09/25  Wed 12/10/25  Thu 12/11/25
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          32    42      27    48      33    53      32    42
Temp          38 32 40 35   28 28 45 41   35 34 50 48   43 33 42 35
Dewpt         37 31 31 27   25 27 33 32   31 32 37 37   38 32 29 26
PWind Dir         N     N       N    SW      SW    SW       W     W
Wind Char        LT    LT      LT    LT      LT    GN      LT    LT
Avg Clouds    B2 OV B2 SC   SC B1 SC FW   FW SC B1 B1   B2 B2 B1 B1
PoP 12hr         50    10       5     0       0    10      50    30
Rain shwrs     C  S                                      C  C  C
Snowshwrs         S                                         C  C

$$

TNZ099-052100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
1232 AM EST Fri Dec 5 2025

Date             Fri 12/05/25            Sat 12/06/25            Sun 12/07/25
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                      49          37          51          35          52
Temp          39 39 42 46 48 45 42 40 39 38 42 48 51 44 39 37 36 37 42 50 52 48
Dewpt         39 39 41 42 42 43 42 40 39 38 40 40 39 40 38 37 36 36 40 41 43 45
RH           100100 96 86 80 93100100100100 93 74 63 86 96100100 96 93 71 71 89
Wind Dir       N NE  N NW SW SW SW SW SW SW  W  W  W SW  N  N SE  S  S  S SW NW
Wind Spd       0  1  1  2  2  1  1  1  1  1  2  2  2  1  0  0  1  1  2  4  4  2
Clouds        OV OV OV OV OV OV OV OV B2 B2 OV B2 SC FW FW SC B1 B2 B2 B2 B2 B2
PoP 12hr                      5           0           5           0          20
QPF 12hr                      0           0           0           0           0
Drizzle           O
Rain shwrs     S                                                        S  S  C


Date          Mon 12/08/25  Tue 12/09/25  Wed 12/10/25  Thu 12/11/25
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          38    48      31    51      34    56      36    47
Temp          42 38 45 40   33 31 49 44   36 34 54 51   45 36 45 40
Dewpt         42 36 33 30   29 30 33 34   34 33 38 41   41 35 30 30
PWind Dir         N     N       N     S       S     S       W    NW
Wind Char        LT    LT      LT    LT      LT    GN      LT    LT
Avg Clouds    B2 B2 B1 SC   SC SC SC FW   FW SC SC B1   B1 B1 SC B1
PoP 12hr         30    10       0     0       0    10      30    20
Rain shwrs     C  S                                      C  C  S

$$

NCZ060-052100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
1232 AM EST Fri Dec 5 2025

Date             Fri 12/05/25            Sat 12/06/25            Sun 12/07/25
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                      47          36          49          29          51
Temp          38 38 40 44 45 44 40 40 38 36 40 46 48 42 35 33 31 31 39 49 50 45
Dewpt         38 38 40 42 41 41 40 39 38 36 40 39 37 37 34 32 31 30 36 38 40 41
RH           100100100 93 86 89100 96100100100 76 65 82 96 96100 96 89 66 68 86
Min/Max RH                   79         100          65         100          63
Wind Dir       N  N  S NW  W  N  N  N  N  N  W  W  W  N  N  N  N SE SE  S SW  W
Wind Dir Deg   0  0 18 29 28  0  0  0  0  0 24 26 27  0  0  0  0 12 14 18 22 27
Wind Spd       0  0  1  2  2  0  0  0  0  0  1  3  2  0  0  0  0  1  2  3  3  2
Clouds        OV OV OV OV OV OV OV OV OV OV OV OV B1 FW FW SC B1 B1 B1 B2 B2 B2
Clouds (%)    99 93 96 92 94 94 95 94 96 96 97 89 64 22 22 33 53 63 66 73 81 83
Vsby           3  7  7  7  7  7  7  7  7  7 10 10
PoP 12hr                     20           5          10           5          20
QPF 12hr                   0.01           0           0           0           0
Rain shwrs     L  S                                                     S  S  C
ChanceThunder                 0           0           0           0           0
Max Mix Hgt
AGL Mix Hgt                1500                    2600                    2600
Max Vent Rt                7400                   23900                   20600
T Wind Dir                   SW                       W                       S
T Wind Spd                    4                       6                       6
ADI                           7                      23                      21
Max LVORI                    10                       9                       9
Stability         D     B     B     D     D     B     B     G     F     B     B
Ceiling        NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE
Sta Pres      27.86 27.84 27.81 27.80 27.80 27.81 27.82 27.84 27.82 27.78 27.81


Date          Mon 12/08/25  Tue 12/09/25  Wed 12/10/25  Thu 12/11/25
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          34    46      28    49      28    53      31    45
Temp          40 34 43 38   31 29 47 39   31 29 51 47   42 32 43 36
Dewpt         39 34 33 30   29 27 30 29   28 27 32 35   37 32 29 26
PWind Dir        NW    NW       E     S      SE     S       W    NW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 OV B2 SC   SC B1 SC FW   FW SC SC B1   B1 B2 B1 SC
PoP 12hr         50    20       5     0       0    10      40    30
Rain shwrs     C  C  S  S                                C  C  C  S
Snowshwrs         C  S                                      C  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

$$