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

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Point Forecast Matrices
National Weather Service Morristown TN
1234 AM EDT Sun Sep 22 2024

TNZ017-222000-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
1234 AM EDT Sun Sep 22 2024

Date             Sun 09/22/24            Mon 09/23/24            Tue 09/24/24
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                      88          63          84          64          83
Temp          65 63 76 85 87 79 72 69 66 64 73 81 83 77 71 69 67 65 74 81 82 77
Dewpt         64 63 68 66 63 65 65 64 64 64 69 69 69 69 67 66 65 65 70 69 69 68
RH            97100 76 53 45 62 79 84 93100 87 67 63 76 87 90 93100 87 67 65 74
Wind Dir       E  E  W  W  W NE SE SE  E  E  S  W  W  S SE SE SE SE  S SW SW SE
Wind Spd       0  1  2  4  5  2  1  1  1  2  3  5  5  2  2  1  1  2  3  5  5  2
Clouds        SC SC SC SC FW SC SC SC SC B1 SC SC SC B1 B1 B1 B1 SC SC SC SC B1
PoP 12hr                     10          20          60          30          60
QPF 12hr                      0        0.01        0.06        0.02        0.14
Rain shwrs                             S  C  C  L  L  C  C  S  S  C  C  L  L  C
Tstms                                  S     S  C  C  C  S  S  S     S  C  C  C
Obvis                                    PF
Heat index                                     84 86                   84 85
Max heat               88    90                85    87                85    87


Date          Wed 09/25/24  Thu 09/26/24  Fri 09/27/24  Sat 09/28/24
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          64    78      60    78      57    77      57    77
Temp          66 65 76 70   63 61 75 69   62 59 75 69   61 59 75 69
Dewpt         65 65 69 65   63 61 63 60   58 57 61 59   58 57 61 59
PWind Dir        SE    SW      NE     N       E     E       E    NE
Wind Char        LT    LT      LT    LT      LT    GN      LT    GN
Avg Clouds    B1 B2 B1 B1   B1 B1 SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         50    50      30    30      20    20      30    20
Rain shwrs     C  C  C  C    C  C  S  C    S  S  S  S    C  S  S  S
Tstms          C  S  S  C    C

$$

TNZ071-222000-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
1234 AM EDT Sun Sep 22 2024

Date             Sun 09/22/24            Mon 09/23/24            Tue 09/24/24
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                      92          68          90          68          89
Temp          71 69 80 89 91 84 77 74 71 69 79 87 89 82 76 73 71 69 79 86 88 81
Dewpt         65 65 69 68 67 68 69 69 68 67 71 70 69 69 69 69 68 68 70 70 69 67
RH            81 87 69 50 45 59 76 84 90 93 77 57 52 65 79 87 90 97 74 59 54 63
Wind Dir      SW  S  W  W  W SW  S SW SW SE SW  W  W  S SE SE  S  S SW SW SW  S
Wind Spd       1  1  2  6  6  3  2  2  2  2  3  5  5  3  2  2  2  2  5  9  8  5
Clouds        SC SC SC SC SC SC SC SC SC SC SC SC B1 B2 B1 B1 B1 SC SC B1 SC B1
PoP 12hr                     20          10          30          20          30
QPF 12hr                      0           0        0.05           0           0
Rain shwrs                 S              S  S  C  C  S  S  S  S  S  S  C  C  C
Tstms                      S                 S  C  C  S  S  S  S     S  S  S  S
Heat index          83 93 94 87                92 94 85                91 92
Max heat               93    95    84          92    94    83          91    92


Date          Wed 09/25/24  Thu 09/26/24  Fri 09/27/24  Sat 09/28/24
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          67    83      62    82      62    82      61    82
Temp          71 67 80 74   66 63 79 73   66 63 80 74   65 62 79 73
Dewpt         67 66 70 65   64 63 65 62   61 60 63 60   60 59 64 61
PWind Dir         S     W      NE    NE      NE     E      NE    NE
Wind Char        LT    LT      LT    LT      LT    GN      LT    GN
Avg Clouds    B1 B2 B1 B1   B1 SC SC SC   SC B1 SC SC   B1 B1 B1 SC
PoP 12hr         50    40      30    20      20    20      30    20
Rain shwrs     C  C  C  C    C  S  S  S    S  S  S  S    C  S  S  S
Tstms          S  S  S  S    S

$$

TNZ036-222000-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
1234 AM EDT Sun Sep 22 2024

Date             Sun 09/22/24            Mon 09/23/24            Tue 09/24/24
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                      91          67          89          67          88
Temp          71 69 80 88 90 83 76 73 70 68 78 86 88 81 75 72 70 68 78 85 87 80
Dewpt         66 66 71 70 68 69 69 69 68 68 73 72 70 70 70 69 68 68 72 71 70 67
RH            84 90 74 55 49 63 79 87 93100 85 63 55 69 84 90 93100 82 63 57 65
Wind Dir      NE  E  S SW  W  N  E SW  W  S SW SW SW  E  E  E  S SW SW SW SW  S
Wind Spd       1  1  1  3  3  2  1  1  1  1  2  4  3  2  1  1  1  2  4  6  5  2
Clouds        SC SC FW SC SC SC SC SC B1 SC SC SC B1 B2 B1 B1 B1 B1 SC B1 B1 B2
PoP 12hr                     20          20          40          20          40
QPF 12hr                      0        0.02        0.05           0        0.03
Rain shwrs                 S  S           C  C  C  C  S  S  S  S  C  C  C  C  C
Tstms                      S  S              S  C  C  S  S  S  S     S  S  S  C
Obvis            PF                      PF
Heat index          83 93 94 87                92 93 85                90 92
Max heat               93    95    83          92    94                90    92


Date          Wed 09/25/24  Thu 09/26/24  Fri 09/27/24  Sat 09/28/24
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          66    82      62    81      61    81      60    81
Temp          69 67 79 72   65 63 79 72   65 63 79 71   65 62 78 72
Dewpt         67 66 70 65   64 62 65 61   60 59 64 59   58 58 64 61
PWind Dir        SW     W      NE    NE      NE    NE      NE    NE
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2 B1 B1   B1 SC SC SC   B1 B1 SC SC   SC B1 B1 SC
PoP 12hr         40    40      30    20      20    20      20    20
Rain shwrs     C  C  C  C    C  S  S  S    S  S  S  S    S  S  S  S
Tstms          C  S  S  S                  S

$$

TNZ099-222000-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
1234 AM EDT Sun Sep 22 2024

Date             Sun 09/22/24            Mon 09/23/24            Tue 09/24/24
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                      94          70          93          70          92
Temp          73 71 82 91 93 86 79 76 73 71 82 90 92 85 78 75 73 71 81 89 91 84
Dewpt         66 67 70 68 67 68 70 69 69 68 70 69 68 68 68 68 68 68 69 69 67 67
RH            79 87 67 47 43 55 74 79 87 90 67 50 46 57 71 79 84 90 67 52 45 57
Wind Dir       N  N  W  W NW SW  W SW  N  S SW  W  W  W  S  S  S  S  S SW SW SW
Wind Spd       0  0  2  6  6  3  1  1  0  1  2  5  5  3  2  2  2  2  5  8  8  4
Clouds        SC SC FW SC SC SC SC SC FW SC SC SC B1 B1 B1 SC SC SC SC SC SC B1
PoP 12hr                     20           5          20           5          30
QPF 12hr                   0.04           0           0           0           0
Rain shwrs              S  S                    S  S                    C  C  S
Tstms                   S  S                    S  S                    S  S  S
Heat index          86 95 97 89             86 95 96 88             84 94 94 87
Max heat               95    97    87          95    96    85          94    95


Date          Wed 09/25/24  Thu 09/26/24  Fri 09/27/24  Sat 09/28/24
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          69    87      65    85      65    82      63    82
Temp          73 69 82 75   69 66 81 75   68 66 79 75   68 64 78 74
Dewpt         67 67 69 65   64 63 65 62   61 60 64 60   59 59 65 61
PWind Dir         S    SW      NE    NE      NE     E      NE    NE
Wind Char        LT    LT      LT    LT      LT    GN      LT    GN
Avg Clouds    B1 B1 B1 B1   B1 SC SC SC   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         30    30      20    20      20    20      20    20
Rain shwrs     S  C  S  C    S  S  S  S    S  S  S  S    S  S  S  S
Tstms          S  S     S    S             S

$$

NCZ060-222000-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
1234 AM EDT Sun Sep 22 2024

Date             Sun 09/22/24            Mon 09/23/24            Tue 09/24/24
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                      90          62          89          64          87
Temp          65 62 76 86 89 80 72 69 66 63 76 85 88 80 73 70 67 65 76 84 86 79
Dewpt         62 62 67 65 65 66 66 66 64 63 69 68 67 68 67 67 65 65 69 68 67 67
RH            90100 74 50 45 62 81 90 93100 79 57 50 67 81 90 93100 79 59 53 67
Min/Max RH                   44         100          50         100          53
Wind Dir       N  N NW NW  W NW  N  N  N  E SW  W  W SE SE SE SE SE  S SW SW  S
Wind Dir Deg   0  0 29 29 28 29  0  0  0 11 20 25 26 14 12 13 12 13 18 20 21 16
Wind Spd       0  0  2  4  4  1  0  0  0  1  2  4  3  1  1  1  1  1  3  5  4  2
Clouds        SC SC FW SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 SC SC SC SC SC
Clouds (%)    35 37 18 30 41 34 28 28 34 41 28 48 63 69 69 52 53 49 49 50 46 50
Vsby          10 10 10 10 10 10 10 10  7  7 10
PoP 12hr                     20          10          30          10          30
QPF 12hr                      0           0        0.03           0        0.01
Rain shwrs                 S                    C  C              S  S  C  C  C
Tstms                      S                    C  C                 S  C  C  C
Heat index                                     88 91 83                87 89
Max heat               88    91                88    91                87    89
Haines                        4                       3                       4
LAL               1     1     1     1     1     3     3     1     1     3     3
Max Mix Hgt
AGL Mix Hgt                6100                    5800                    6300
Max Vent Rt               49300                   38400                   72500
T Wind Dir                   NW                      SW                      SW
T Wind Spd                    5                       5                       6
ADI                          43                      33                      63
Max LVORI                    10                      10                      10
Stability         G     B     B     G     G     B     B     F     G     B     B
Ceiling        NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE  NONE
Sta Pres      27.87 27.84 27.81 27.82 27.85 27.83 27.83 27.84 27.85 27.85 27.82


Date          Wed 09/25/24  Thu 09/26/24  Fri 09/27/24  Sat 09/28/24
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          63    82      60    81      60    80      59    78
Temp          66 64 78 71   64 61 78 69   63 61 77 69   63 60 76 69
Dewpt         66 64 68 65   64 61 63 62   61 59 63 61   61 58 62 61
PWind Dir        SE    SW      NE    NE       E    SE       E     E
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B1 B2 B2 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B2 B1 B1
PoP 12hr         30    40      30    30      20    30      30    30
Rain shwrs     C  C  C  C    C  S  S  C    S  S  S  C    C  S  S  C
Tstms          C  S  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

$$