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

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Point Forecast Matrices
National Weather Service Morristown TN
1005 PM EST Sun Feb 19 2017

TNZ017-200900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
1005 PM EST Sun Feb 19 2017

Date           02/19/17      Mon 02/20/17            Tue 02/21/17            Wed
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      36          70          44          68          48
Temp                   41 38 40 50 63 68 59 51 49 46 45 53 64 65 60 55 52 51 49
Dewpt                  39 38 37 43 41 39 41 43 41 42 40 45 46 47 48 48 49 47 47
RH                     92100 89 77 44 34 51 74 74 86 82 74 52 52 64 77 89 86 93
Wind Dir                E NE  E NE NW  W  E SE SE SE SE  S SW  W SW SW SW SW SW
Wind Spd                2  3  2  2  2  1  1  2  3  2  3  3  6  8  3  4  2  3  2
Clouds                 FW FW FW FW FW FW SC SC B1 B1 B1 B1 B2 B2 OV OV B2 B2 B2
PoP 12hr                      0           0           0          20          30
QPF 12hr                      0           0           0        0.01        0.02
Rain shwrs                                                     S  C  C  C  C  S
Obvis                  PF  F  F


Date           02/22  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          70      49    68      50    71      45    57      33    58
Temp          65 61   55 50 64 62   55 51 66 63   52 46 54 49   40 35 52 51
Dewpt         50 49   49 49 52 52   49 51 53 52   50 43 32 30   28 26 26 31
PWind Dir        SW       S    SW       S     S      SW     W      NE     S
Wind Char        LT      LT    LT      LT    GN      LT    GN      LT    LT
Avg Clouds    B2 SC   SC B1 B2 B2   B1 B1 B1 B1   B2 B2 B1 SC   FW FW FW FW
PoP 12hr         20      20    40      20    40      60    30      10    10
Rain shwrs     S  S    S  S  C  C    S  S  C  C    L  L  C  C
Tstms                        S  S          S  S    S  S

$$

TNZ071-200900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
1005 PM EST Sun Feb 19 2017

Date           02/19/17      Mon 02/20/17            Tue 02/21/17            Wed
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      42          71          48          70          51
Temp                   49 45 43 52 64 70 62 57 53 50 49 57 68 69 62 58 56 53 52
Dewpt                  43 42 41 45 46 44 46 46 44 45 44 48 50 50 50 50 51 48 49
RH                     80 89 93 77 52 39 56 67 71 83 83 72 52 51 65 75 83 83 89
Wind Dir                E  E  E NE NE NE  S  S  S SE SE SW SW SW SW  S  S  S  S
Wind Spd                2  2  1  3  3  2  2  3  3  3  3  4  6  6  4  3  3  3  3
Clouds                 FW FW FW FW FW SC SC SC B1 B1 B1 B1 B2 B2 OV OV B2 B2 B1
PoP 12hr                      0           0           0          20          30
QPF 12hr                      0           0           0        0.01        0.02
Rain shwrs                                                     S  C  C  C  C  S
Obvis                  PF  F  F


Date           02/22  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          72      54    72      55    71      48    58      36    60
Temp          67 64   59 55 68 67   60 56 67 64   54 49 56 51   42 37 54 53
Dewpt         54 52   51 51 55 54   52 53 55 54   51 42 34 32   29 29 33 35
PWind Dir        SW      SW    SW       S     S      SW    NW      NE     S
Wind Char        LT      LT    LT      LT    GN      GN    GN      LT    LT
Avg Clouds    B1 SC   SC B1 B2 B2   B1 B1 B1 B1   B2 B2 B1 FW   FW FW FW FW
PoP 12hr         20      20    30      20    30      60    20      10    10
Rain shwrs     S  S    S  S  C  C    S  S  C  C    L  L  S  S
Tstms                        S  S          S  S    S  S

$$

TNZ036-200900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
1005 PM EST Sun Feb 19 2017

Date           02/19/17      Mon 02/20/17            Tue 02/21/17            Wed
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      40          71          48          70          50
Temp                   46 42 42 52 64 70 62 55 53 50 49 56 67 69 62 58 55 53 51
Dewpt                  43 42 41 45 46 43 45 46 46 45 45 47 50 50 50 50 51 49 49
RH                     89100 96 77 52 38 54 72 77 83 86 72 54 51 65 75 86 86 93
Wind Dir               NE  N  N NE  E  E  S SW SW SW  S SW SW SW SW SW SW SW  S
Wind Spd                1  2  2  3  3  2  2  1  3  2  2  3  5  5  3  3  2  2  2
Clouds                 FW FW FW FW FW FW SC SC B1 B1 B1 B1 B2 B2 OV OV B2 B2 B2
PoP 12hr                      0           0           0          20          30
QPF 12hr                      0           0           0        0.01        0.02
Rain shwrs                                                     S  C  C  C  C  S
Obvis                  PF  F  F


Date           02/22  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          71      53    71      53    70      46    58      36    60
Temp          67 64   58 54 67 65   58 54 66 62   53 47 55 51   42 37 54 53
Dewpt         53 52   52 52 55 54   52 53 54 52   49 40 32 30   29 29 32 34
PWind Dir        SW      SW    SW       S     S      SW    NW       N    SE
Wind Char        LT      LT    LT      LT    GN      GN    LT      LT    LT
Avg Clouds    B2 B1   B1 B1 B2 B2   B1 B1 B1 B1   B2 B2 B1 FW   FW FW FW FW
PoP 12hr         20      30    30      20    30      60    10      10    10
Rain shwrs     S  S    C  C  C  C    S  S  C  C    L  L
Tstms                        S  S          S  S    S  S

$$

TNZ099-200900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
1005 PM EST Sun Feb 19 2017

Date           02/19/17      Mon 02/20/17            Tue 02/21/17            Wed
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      43          72          51          72          52
Temp                   48 45 44 54 65 71 65 58 55 52 51 59 67 71 65 60 56 55 55
Dewpt                  45 44 43 47 46 45 48 51 48 48 47 49 49 51 52 53 54 51 53
RH                     89 96 96 77 50 39 54 77 77 86 86 69 52 49 63 78 93 86 93
Wind Dir               NE  N  N  N SE  S  S SE  S  S  S  S  S  S SE  S SE  S  E
Wind Spd                1  3  1  2  2  3  3  2  3  2  3  4  6  4  3  3  2  2  2
Clouds                 FW FW FW FW FW FW SC SC SC SC B1 B1 B2 B2 OV OV OV OV B2
PoP 12hr                      0           0           0          20          40
QPF 12hr                      0           0           0        0.01        0.02
Rain shwrs                                            S  S  S  S  C  C  C  C  S
Obvis                  PF  F  F


Date           02/22  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          72      55    73      56    72      47    60      38    63
Temp          65 66   60 56 69 68   61 57 68 64   54 48 57 53   44 40 57 56
Dewpt         54 54   54 53 55 55   55 55 55 55   50 41 32 32   31 32 32 35
PWind Dir         S       S     S       S     S       W     N       N    SE
Wind Char        LT      LT    LT      LT    GN      GN    GN      LT    LT
Avg Clouds    B2 B1   B1 B1 B2 B1   B1 B1 B1 B1   B2 B2 B1 FW   FW FW FW FW
PoP 12hr         20      10    30      20    40      50    10      10    10
Rain shwrs     S  S          C  C    S  S  C  C    C  C
Tstms                        S  S          S  S    S  S

$$

NCZ060-200900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
1005 PM EST Sun Feb 19 2017

Date           02/19/17      Mon 02/20/17            Tue 02/21/17            Wed
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      35          70          46          68          48
Temp                   43 38 37 48 62 69 60 52 50 46 47 54 65 67 60 55 53 50 51
Dewpt                  40 38 37 44 42 42 46 46 45 44 44 47 48 50 50 50 51 48 50
RH                     89100100 86 48 37 60 80 83 93 89 77 54 54 69 83 93 93 96
Max/Min RH                  100          37          93          51          96
Wind Dir                E  E  E SE SW  S  S SE SE SE SE SE  S SW SE SE SE SE  E
Wind Dir Deg            7  7  8 13 21 18 18 15 14 12 12 14 18 21 13 14 13 12 11
Wind Spd                2  4  2  2  2  2  3  3  3  4  4  4  5  4  3  3  3  1  2
Clouds                 FW FW FW FW SC FW SC SC SC SC B1 B1 B2 B2 OV OV OV OV B2
Clouds (%)             10 12 14 21 26 24 28 28 38 38 58 58 71 71 92 92 90 90 70
Vsby                    6  5  1 10 10
PoP 12hr                      0           0           0          20          40
QPF 12hr                      0           0           0        0.01        0.02
Rain shwrs                                            S  S  S  S  C  C  C  C  C
Obvis                   F  F  F PF
Haines                                    5                       4
LAL                     1     1     1     1     1     1     1     1     1     1
Max Mix Hgt                            4800                    5500
AGL Mix Hgt                            3100                    3800
Max Vent Rt                            7100                   34700
T Wind Dir                                S                       S
T Wind Spd                                2                       9
ADI                                       6                      30
Max LVORI                                 9                       4
Stability               G     G     B     B     G     F     C     B     D     F
Ceiling              NONE 23500 23500 23500 23500 20800  4000  4000  3200  4000
Sta Pres            28.05 28.06 28.11 28.09 28.10 28.08 28.08 28.03 28.00 27.96


Date           02/22  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          70      50    69      52    68      46    58      34    61
Temp          64 62   56 51 65 64   57 53 64 61   52 47 55 50   41 36 55 54
Dewpt         53 51   51 50 55 54   52 53 54 54   51 44 33 30   29 27 30 32
PWind Dir        SW       S     S       S     S      SW    NW      NE    SE
Wind Char        LT      LT    LT      LT    GN      LT    GN      LT    LT
Avg Clouds    B2 B1   SC B1 B2 B2   B1 B1 B1 B2   B2 B2 B1 FW   FW FW FW FW
PoP 12hr         30      10    30      20    50      60    30      10    10
Rain shwrs     C  C          C  C    S  S  C  C    L  L  C  C
Tstms                        S  S          S  S    S  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

$$




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