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

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PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
132 PM EDT Sat Oct 4 2025

TNZ017-050800-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
132 PM EDT Sat Oct 4 2025

Date           10/04/25      Sun 10/05/25            Mon 10/06/25            Tue
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                      51          80          57          81          59
Temp          79 68 58 55 52 51 68 78 78 68 62 60 58 58 70 78 80 71 64 62 60 60
Dewpt         52 52 51 50 50 49 58 57 58 57 58 58 57 57 62 62 61 60 59 58 59 58
RH            39 57 77 83 93 93 70 48 50 68 87 93 96 96 76 58 52 68 84 87 96 93
Wind Dir       E SE  E NE  E  E  E  S SE SE  E  E  E  E  E SE SE SE SE  E  E  E
Wind Spd       2  2  2  2  2  3  3  4  5  5  4  2  2  2  3  2  5  5  3  2  2  2
Clouds        FW FW SC SC SC SC FW FW SC FW FW FW SC B1 SC SC FW FW SC B1 B1 B1
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Obvis                     PF PF                      PF


Date           10/07  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          79      62    73      56    73      51    72      54    71
Temp          76 71   65 62 70 66   59 56 70 65   54 51 69 64   56 54 68 64
Dewpt         64 65   64 62 66 62   58 55 59 56   51 50 57 58   55 54 59 58
PWind Dir        SW       S    NW      NE     E       E     S       S     W
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B1 B1   B2 OV B2 B1   B1 B1 B1 SC   SC B1 SC SC   SC B1 B1 SC
PoP 12hr         20      60    50      20    20      20    20      20    20
Rain shwrs        S    C  L  C  C    S  S  S  S       S  S          S     S
Tstms             S          S  S

$$

TNZ071-050800-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
132 PM EDT Sat Oct 4 2025

Date           10/04/25      Sun 10/05/25            Mon 10/06/25            Tue
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          83          63          83          64
Temp          81 73 65 61 58 57 70 80 83 75 68 66 64 63 72 81 83 76 69 67 65 64
Dewpt         58 58 57 56 55 54 59 59 60 60 61 61 61 60 64 64 64 65 64 64 64 63
RH            46 59 75 84 90 90 68 49 46 60 78 84 90 90 76 56 53 69 84 90 97 97
Wind Dir      NE  N SW NE NE NE NE  E SE SE SE  E  E  E NE NE NE SE SE SE  E  E
Wind Spd       2  2  2  2  3  4  3  3  4  4  3  2  3  3  2  3  4  3  3  2  2  2
Clouds        SC SC SC B1 SC SC FW SC FW FW SC SC B1 B1 SC SC SC SC SC B1 B1 B1
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0


Date           10/07  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          83      65    76      60    77      58    75      59    74
Temp          81 76   68 65 74 70   63 60 74 71   63 58 72 69   61 59 72 67
Dewpt         68 67   66 65 69 66   61 59 64 64   62 58 61 61   60 58 62 61
PWind Dir         W      SW     N      NE    NE       S    SW      SW    NW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC B1   B2 OV B2 B1   B1 B2 B1 SC   B1 B1 SC SC   SC B1 B1 SC
PoP 12hr         20      50    40      20    20      30    20      20    10
Rain shwrs        S    C  C  C  C    S  S  S  S    S  C  S          S
Tstms             S          S  S

$$

TNZ036-050800-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
132 PM EDT Sat Oct 4 2025

Date           10/04/25      Sun 10/05/25            Mon 10/06/25            Tue
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                      56          82          61          82          64
Temp          79 69 63 60 57 56 70 79 82 73 66 65 63 61 72 80 82 74 68 66 65 64
Dewpt         58 58 58 56 55 54 59 59 60 61 60 60 60 60 64 65 65 65 64 63 63 63
RH            49 68 84 87 93 93 68 50 47 66 81 84 90 97 76 60 56 74 87 90 93 97
Wind Dir       E  N  S  N NE NE NE  E  E SE SE NE NE NE NE  E  E NE  S  W NW SE
Wind Spd       2  1  1  1  2  2  2  3  2  2  1  1  2  2  2  2  2  2  1  1  1  1
Clouds        SC SC SC SC SC SC FW FW FW FW SC B1 B1 B2 SC SC SC SC B1 B1 B1 B1
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0


Date           10/07  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          82      65    75      59    76      57    74      57    74
Temp          80 74   67 65 75 67   61 59 73 68   62 57 71 67   60 57 72 66
Dewpt         68 67   66 65 69 65   60 58 64 63   62 57 62 61   59 57 63 60
PWind Dir         S       W     N      NE    NE      SW    SW       W     W
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B1 B1   B2 OV B2 B1   B1 B1 B1 SC   SC B1 SC SC   SC B1 B1 SC
PoP 12hr         30      60    50      20    30      30    20      10    20
Rain shwrs        C    C  L  C  C       S  S  C    S  C  S                S
Tstms             S          S  S

$$

TNZ099-050800-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
132 PM EDT Sat Oct 4 2025

Date           10/04/25      Sun 10/05/25            Mon 10/06/25            Tue
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                      61          83          66          82          66
Temp          81 73 65 63 61 61 73 81 81 74 70 67 67 66 74 80 82 76 71 68 67 66
Dewpt         53 57 59 59 59 59 62 61 63 64 65 64 64 64 65 67 66 67 67 66 66 65
RH            38 57 81 87 93 93 68 51 54 71 84 90 90 93 74 65 58 74 87 93 97 97
Wind Dir      SE SE  E NE NE  N  E SE SE SE SE SE  E  E SE SE SE SE SE SE SE SE
Wind Spd       4  3  2  2  2  2  5 10 11  8  5  3  3  2  5  9 10  5  4  2  2  2
Clouds        B1 B1 SC SC SC SC FW SC SC B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC
PoP 12hr                      0           5          10           5           5
QPF 12hr                      0           0           0           0           0
Obvis                     PF PF


Date           10/07  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          84      67    81      63    78      60    76      59    77
Temp          82 78   69 67 78 74   66 63 75 72   63 60 73 70   62 59 74 70
Dewpt         67 67   67 66 69 67   65 62 65 64   60 58 61 62   61 59 62 61
PWind Dir         S       S    NE      NE     E       S     S       S    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC B1   B1 B2 B2 B1   SC B1 B1 B1   SC SC SC SC   SC B1 SC SC
PoP 12hr         20      40    30      20    20      20    10      10    10
Rain shwrs        S    C  C  C  S       S  S  S    S  S
Tstms             S             S

$$

NCZ060-050800-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
132 PM EDT Sat Oct 4 2025

Date           10/04/25      Sun 10/05/25            Mon 10/06/25            Tue
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          79          61          79          60
Temp          76 65 59 58 58 57 70 78 76 67 64 64 63 61 72 78 77 69 64 64 62 61
Dewpt         53 56 56 55 55 55 60 60 61 60 61 61 60 59 63 63 64 63 62 62 61 61
RH            45 73 90 90 90 93 71 54 60 78 90 90 90 93 73 60 64 81 93 93 97100
Max/Min RH                   93          54          93          58         100
Wind Dir      SE SE  E  E  E  E  E SE SE  E  E  E  E  E  E SE SE SE SE SE SE  E
Wind Dir Deg  13 12 11 11 11 11 11 12 12 11 11 11 11 11 11 13 13 12 12 12 12 11
Wind Spd       5  3  3  3  4  4  9  9  9  5  6  5  5  4  6  8  8  5  5  3  3  2
Wind Gust                                16 19 19 17 14                14
Clouds        SC B1 B1 B1 B1 B1 SC SC SC B1 B1 B2 B2 B2 B1 SC SC SC SC B1 SC B1
Clouds (%)    38 58 56 61 51 62 40 44 47 53 52 72 73 71 57 49 36 33 43 55 45 60
Vsby          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
PoP 12hr                      0          10          10           5           5
QPF 12hr                      0           0           0           0           0
ChanceThunder                 0           5           5           5           5
Max Mix Hgt
AGL Mix Hgt                            4100                    3800
Max Vent Rt                           57700                   35500
T Wind Dir                                E                      SE
T Wind Spd                               13                       9
ADI                                      58                      37
Max LVORI                                 6                       6
Stability         B     F     F     B     B     E     F     B     B     F     F
Ceiling        NONE  NONE  NONE  NONE  NONE 23500 23500 23500 20800  NONE 20800
Sta Pres      28.04 28.07 28.10 28.08 28.07 28.07 28.11 28.09 28.09 28.08 28.09


Date           10/07  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25  Sat 10/11/25
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          81      60    78      58    75      53    73      54    73
Temp          80 69   62 60 77 67   61 58 74 63   56 53 72 62   56 54 72 62
Dewpt         64 65   62 60 67 64   61 58 62 60   55 52 58 58   56 54 60 58
PWind Dir        SE      SE     N      NE    SE      SE    SE      SE    NW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC B1   B1 B2 B2 B1   B1 B1 B1 SC   SC B1 B1 SC   SC B1 B1 SC
PoP 12hr         20      40    40      30    30      20    20      10    10
Rain shwrs        S    C  C  C  C    C  S  S  C    S  S  S  S
Tstms             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

$$