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

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Point Forecast Matrices
National Weather Service Morristown TN
724 AM EDT Mon Jul 14 2025

TNZ017-142000-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
724 AM EDT Mon Jul 14 2025

Date             Mon 07/14/25            Tue 07/15/25            Wed 07/16/25
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                      87          68          89          70          88
Temp             70 78 84 86 82 74 71 69 71 81 86 88 83 75 72 70 72 81 86 87 82
Dewpt            70 72 71 70 71 70 69 69 70 73 71 70 72 71 70 69 71 73 72 72 73
RH              100 82 65 59 69 87 93100 97 77 61 55 70 87 93 97 97 77 63 61 74
Wind Dir          S  W  W  W NW SE  S  E SE  W  W  W SE SE SE SE  S SW SW SW SW
Wind Spd          1  3  5  5  3  1  1  0  0  1  3  3  3  2  1  1  1  2  5  5  3
Clouds           B1 B1 B1 SC SC SC FW B1 B1 SC SC SC SC B1 SC B1 SC SC SC B1 SC
PoP 12hr                     50          30          50          40          70
QPF 12hr                   0.03        0.04        0.05        0.03        0.05
Rain shwrs        S     S  C  C              S  C  C  C  C  S  S  C  C  L  L  C
Tstms                   S  C  C              S  C  C  C  S           C  C  L  C
Heat index             89 91 86             86 92 93 89             87 92 94 87
Max heat               91    93                94    95    86          95    96


Date          Thu 07/17/25  Fri 07/18/25  Sat 07/19/25  Sun 07/20/25
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          70    89      70    89      70    88      70    89
Temp          72 72 85 82   73 72 85 83   72 72 84 81   72 71 85 82
Dewpt         71 71 73 73   71 71 73 73   71 71 74 73   71 71 73 73
PWind Dir         S    SW       S     W      SW     W       S    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC SC SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1 SC
PoP 12hr         40    60      30    70      30    60      30    50
Rain shwrs     C  S  C  L    C  S  C  L    C  S  S  L    C  S  C  C
Tstms          C  S  C  L    C  S  S  C    C     S  C    C     S  C

$$

TNZ071-142000-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
724 AM EDT Mon Jul 14 2025

Date             Mon 07/14/25            Tue 07/15/25            Wed 07/16/25
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                      93          72          96          73          94
Temp             74 83 90 90 85 79 76 73 75 86 92 95 88 80 76 75 76 85 91 92 85
Dewpt            70 73 71 71 71 72 72 71 71 74 72 70 72 73 72 71 72 74 74 74 73
RH               87 72 54 54 63 79 87 93 87 68 52 45 59 79 87 87 87 70 58 56 67
Wind Dir         SW  W  W  W NW  E  E NE NE  N  W  W SW  S  S  S  S SW SW SW  S
Wind Spd          1  2  4  5  3  2  1  1  1  1  2  4  3  2  2  2  2  2  4  5  4
Clouds           SC SC SC B1 SC SC FW SC SC SC FW FW SC B1 SC SC SC FW SC SC B1
PoP 12hr                     30          20          30          30          60
QPF 12hr                      0           0        0.02        0.04        0.05
Rain shwrs              S  C  S                 S  C  C  C        S  S  L  L  C
Tstms                   S  C  S                 S  C  C  S           S  L  L  C
Heat index          89 96 96 90             94100102 95 84          93101102 92
Max heat               96    99    87         100   103    91         101   103


Date          Thu 07/17/25  Fri 07/18/25  Sat 07/19/25  Sun 07/20/25
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          74    93      73    92      74    93      73    92
Temp          76 76 90 87   76 76 90 86   77 76 91 86   77 75 90 85
Dewpt         73 72 74 73   72 72 74 72   72 72 74 72   73 72 75 72
PWind Dir         S    SW       S    SW      SW    SW      SW    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B1 SC SC SC   SC SC SC SC   SC B1 B1 SC   B1 SC SC SC
PoP 12hr         30    50      20    60      20    60      20    50
Rain shwrs     C     S  C    S     S  L    S     S  L    S     S  C
Tstms          C     S  C    S     S  L    S     S  L    S     S  C

$$

TNZ036-142000-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
724 AM EDT Mon Jul 14 2025

Date             Mon 07/14/25            Tue 07/15/25            Wed 07/16/25
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          71          94          72          92
Temp             72 83 89 88 83 77 73 72 74 86 92 92 87 78 75 73 75 85 91 90 84
Dewpt            70 74 73 72 72 72 71 71 72 75 73 72 73 73 72 71 73 75 74 73 74
RH               93 74 59 59 70 85 93 97 93 70 54 52 63 85 90 93 94 72 58 58 72
Wind Dir          S  S SW  W NW  E  N  N NE  S SW SW NW SE SW SW SW SW SW SW SW
Wind Spd          1  2  2  3  2  1  1  1  1  1  2  2  2  1  1  1  1  2  3  3  2
Clouds           B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1
PoP 12hr                     40          10          30          30          60
QPF 12hr                   0.10           0        0.01        0.02        0.04
Rain shwrs              C  C                    S  C  C  C        S  S  L  L  C
Tstms                   C  C                    S  C  C  S           S  L  C  C
Heat index          90 97 95 88             95101100 94             94101 98 91
Max heat               97    97    84         101   102    90         101   101


Date          Thu 07/17/25  Fri 07/18/25  Sat 07/19/25  Sun 07/20/25
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          72    93      73    91      72    92      72    91
Temp          75 75 90 85   76 75 89 84   75 75 90 84   75 75 88 84
Dewpt         73 73 75 73   72 72 75 73   72 73 75 73   72 72 75 73
PWind Dir        SW    SW      SW    SW      SW    SW       W    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC SC SC   B1 B1 SC B1   SC B1 B1 B1   B1 B1 SC SC
PoP 12hr         30    60      20    70      20    60      20    50
Rain shwrs     C     S  L    S     S  L    S     S  L    S     C  C
Tstms          C     S  L    S     S  L    S     S  L    S     C  C

$$

TNZ099-142000-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
724 AM EDT Mon Jul 14 2025

Date             Mon 07/14/25            Tue 07/15/25            Wed 07/16/25
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          73          95          75          92
Temp             74 86 90 92 85 79 76 74 75 87 93 94 88 81 77 75 76 85 91 90 85
Dewpt            72 74 72 73 74 74 74 73 73 75 73 72 74 74 74 73 74 76 74 74 74
RH               93 68 56 54 70 85 94 97 94 68 52 49 63 79 90 94 94 75 58 60 70
Wind Dir          N  W NW  W NW NW  N  N  N NE SW  W  W SE  S  S  S  S  S  S  S
Wind Spd          0  1  2  4  3  1  1  1  1  1  2  3  2  1  1  1  1  2  4  4  3
Clouds           FW FW SC SC SC FW FW FW FW SC FW SC SC SC FW SC SC SC SC B1 B1
PoP 12hr                     30          10          20          20          60
QPF 12hr                   0.03           0           0           0        0.05
Rain shwrs              C  S                    S  S  S  S              L  L  C
Tstms                   C  S                    S  S  S  S              L  L  C
Heat index          94 97101 93             96102102 97 86          94101 99 93
Max heat               98   102    88         102   102    94         101   101


Date          Thu 07/17/25  Fri 07/18/25  Sat 07/19/25  Sun 07/20/25
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          74    94      74    92      74    93      74    93
Temp          76 76 91 85   77 76 89 84   76 75 90 85   76 76 90 84
Dewpt         74 74 75 73   74 74 76 74   74 73 75 74   74 74 75 74
PWind Dir         S     S       S     S      SW    SW      SW    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC FW B1   B1 SC SC B1   SC SC SC SC   SC SC SC B1
PoP 12hr         30    60      20    60      20    60      20    50
Rain shwrs     C     S  L    S     S  L    S        L    S     S  C
Tstms          C     S  C    S     S  L    S        L    S     S  C

$$

NCZ060-142000-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
724 AM EDT Mon Jul 14 2025

Date             Mon 07/14/25            Tue 07/15/25            Wed 07/16/25
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          67          91          68          87
Temp             68 82 88 88 81 72 69 68 69 83 89 89 80 73 71 69 70 81 85 85 79
Dewpt            67 72 70 68 70 70 69 67 67 73 70 71 72 71 70 69 70 74 73 72 71
RH               97 72 55 52 69 93100 97 93 72 54 56 77 93 97100100 79 67 65 77
Min/Max RH                   52         100          52         100          63
Wind Dir          N NW NW NW NW  N  N  N  N  S  W SW SE  E SE SE SE  S  S  S SE
Wind Dir Deg      0 31 29 30 32  0  0  0  0 18 25 23 14 10 13 12 13 17 18 18 15
Wind Spd          0  2  3  4  2  0  0  0  0  1  2  2  2  1  1  1  1  2  3  3  2
Clouds           SC FW SC SC SC FW FW SC SC FW FW SC SC B1 SC B2 B1 SC B1 B1 B1
Clouds (%)       40 16 32 32 34 11 14 50 27 16 24 37 50 57 47 72 66 45 57 55 63
Vsby             10 10 10 10 10 10  7  7  9 10 10 10 10
PoP 12hr                     30          10          50          50          70
QPF 12hr                      0           0        0.07        0.06        0.26
Rain shwrs              S  S                 S  C  C  C  C  S  S  C  C  L  L  C
Tstms                   S  S                 S  C  C  C  C           C  L  L  C
Heat index          87 93 92 85             89 94 95 84             86 92 91
Max heat               93    94                94    96                92    93
ChanceThunder                30          10          50          50          70
Max Mix Hgt
AGL Mix Hgt                5400                    6000                    4700
Max Vent Rt               40500                   19400                   28600
T Wind Dir                   NW                      SW                       S
T Wind Spd                    6                       3                       6
ADI
Max LVORI
Stability        MM    MM    MM    MM    MM    MM    MM    MM    MM    MM    MM
Ceiling          MM    MM    MM    MM    MM    MM    MM    MM    MM    MM    MM
Sta Pres         MM    MM    MM    MM    MM    MM    MM    MM    MM    MM    MM


Date          Thu 07/17/25  Fri 07/18/25  Sat 07/19/25  Sun 07/20/25
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    89      68    89      68    90      68    90
Temp          71 70 84 79   70 69 86 79   70 70 86 79   70 70 86 78
Dewpt         70 70 73 72   70 69 73 71   70 69 73 72   69 69 73 72
PWind Dir        SE     S      SE    SW      SE     W      SE     W
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B1 SC SC B1   B1 B1 SC B1   B1 B1 SC SC   B1 B1 SC SC
PoP 12hr         50    70      30    70      30    70      30    60
Rain shwrs     C  S  C  L    C     S  L    C     S  L    C     S  L
Tstms          C     C  L    C     S  L    C     S  L    C     S  L

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

$$