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

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Point Forecast Matrices
National Weather Service Morristown TN
255 PM EST Sat Feb 25 2017

TNZ017-260900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
255 PM EST Sat Feb 25 2017

Date           02/25/17      Sun 02/26/17            Mon 02/27/17            Tue
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                      24          49          31          58          43
Temp          50 44 35 30 27 24 34 45 49 43 39 36 34 33 41 52 57 53 50 47 46 45
Dewpt         30 24 22 21 19 18 18 16 14 15 18 21 21 23 29 29 31 37 38 41 42 43
RH            46 45 59 69 71 77 51 31 24 32 42 54 58 66 62 41 37 54 63 79 86 93
Wind Dir       W  W  W  W  W  W  W SW SW SE SE SE SE  E SE  S  S  S SE  S  S  S
Wind Spd      18 16 12 10  9  8  5  4  4  2  2  3  2  2  4  8  9  4  5  3  4  3
Clouds        B1 B1 B1 B1 SC FW FW FW SC SC B1 B2 OV B2 B2 OV B2 B2 B2 B2 B1 B2
PoP 12hr                      5           5           5          20          40
QPF 12hr                      0           0           0        0.04        0.06
Rain shwrs                                            S  S  S  S  C  C  C  C  C
Tstms                                                                         C


Date           02/28  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17
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          69      53    70      39    49      30    48      27    53
Temp          63 65   57 54 67 61   48 40 47 44   35 31 45 42   33 28 48 48
Dewpt         53 55   53 53 55 54   42 34 27 23   25 22 21 20   19 19 18 24
PWind Dir         S       S    SW       W     W       W     W       W    SW
Wind Char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg Clouds    B2 B2   B2 B2 B2 OV   OV OV B2 SC   SC FW SC FW   FW FW SC SC
PoP 12hr         40      40    60      70    20      10    20       5     5
Rain shwrs     C  C    C  C  L  L    L  L  S  S          S  S
Snowshwrs                                                S
Tstms          C  C    C  C  L  L

$$

TNZ071-260900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
255 PM EST Sat Feb 25 2017

Date           02/25/17      Sun 02/26/17            Mon 02/27/17            Tue
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                      28          53          36          58          48
Temp          48 44 39 35 31 28 40 48 53 48 43 41 39 37 44 53 57 55 52 51 50 49
Dewpt         25 22 21 21 20 20 20 19 17 20 19 24 25 26 30 35 38 42 43 45 47 47
RH            40 41 48 56 63 71 44 31 24 33 38 50 57 64 57 50 49 61 71 80 89 93
Wind Dir       W  W  W  W  W  N NE  E  S  N SE  E NE  E SE  S SW SW  S  S  S  S
Wind Spd       9 10  6  4  4  3  3  1  1  1  3  3  3  3  3  6  9  5  4  3  4  4
Clouds        SC SC SC FW CL FW CL FW FW FW SC B2 B2 B2 OV OV OV OV B2 B2 B2 OV
PoP 12hr                      0           5           5          50          40
QPF 12hr                      0           0           0        0.06        0.05
Rain shwrs                                            C  C  C  C  C  C  C  C  C
Tstms                                                                         C


Date           02/28  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17
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          69      59    71      42    52      34    52      31    57
Temp          64 66   62 60 69 63   50 43 50 47   39 35 49 46   37 32 52 52
Dewpt         57 57   57 57 58 56   43 34 29 27   27 25 25 24   24 23 25 29
PWind Dir        SW      SW    SW       W    NW       W     W       N     S
Wind Char        LT      GN    GN      GN    GN      LT    GN      LT    LT
Avg Clouds    OV B2   B2 OV B2 OV   OV B2 B1 FW   FW FW FW FW   FW FW SC FW
PoP 12hr         50      50    70      70    10       5     5       5    10
Rain shwrs     C  C    C  C  L  L    L  L
Tstms          C  C    C  C  L  L

$$

TNZ036-260900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
255 PM EST Sat Feb 25 2017

Date           02/25/17      Sun 02/26/17            Mon 02/27/17            Tue
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                      28          53          35          58          48
Temp          48 45 39 35 31 29 39 49 53 47 43 40 38 36 44 53 57 55 52 51 50 49
Dewpt         24 21 22 21 21 20 18 20 18 19 20 24 24 27 30 34 35 41 42 45 45 48
RH            39 38 50 56 66 69 42 31 25 32 39 52 57 69 57 48 43 59 69 80 83 96
Wind Dir       W  W NW NW  W NE NE SE  S  W SE  E NE NE  E  S SW SW  S  S  S  S
Wind Spd      11  6  3  2  2  2  2  3  3  1  1  2  2  2  2  6  6  4  2  2  2  3
Clouds        SC SC SC FW CL CL CL FW FW SC B1 B2 OV B2 OV OV OV OV B2 B2 B2 OV
PoP 12hr                      0           5           5          40          40
QPF 12hr                      0           0           0        0.05        0.06
Rain shwrs                                            C  C  C  C  C  C  C  C  L
Tstms                                                                         C


Date           02/28  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17
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          67      57    70      41    53      34    52      31    57
Temp          63 64   60 58 68 62   49 42 51 48   39 35 49 46   37 32 52 52
Dewpt         57 57   58 58 58 54   41 34 28 26   26 25 23 23   23 23 25 28
PWind Dir        SW      SW    SW       W    NW       W     W       N     S
Wind Char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg Clouds    OV B2   OV OV B2 OV   OV B2 B1 SC   FW FW FW FW   FW FW SC FW
PoP 12hr         60      50    80      60    10       5     5       5    10
Rain shwrs     L  L    C  C  D  D    L  L
Tstms          C  C    C  C  D  D

$$

TNZ099-260900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
255 PM EST Sat Feb 25 2017

Date           02/25/17      Sun 02/26/17            Mon 02/27/17            Tue
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                      30          57          40          56          50
Temp          49 47 40 36 32 30 39 52 57 52 47 45 43 41 46 52 56 54 53 52 51 51
Dewpt         25 21 22 23 22 21 22 21 20 20 25 27 29 30 32 37 42 48 47 49 51 51
RH            39 35 48 59 66 69 50 29 23 28 42 49 57 65 58 56 59 80 80 89100100
Wind Dir       W NW NW  N  N  N NE  E SE  S SE  S  E  E  S  S  S  S  S  S  S  S
Wind Spd      11  9  5  4  3  2  4  3  4  2  3  3  3  3  5  6  6  5  4  4  5  4
Clouds        FW FW CL FW CL CL CL FW FW FW SC B2 B2 B2 OV OV OV OV OV B2 B2 OV
PoP 12hr                      0           5          10          70          50
QPF 12hr                      0           0           0        0.25        0.11
Rain shwrs                                            L  L  L  L  C  C  C  C  L
Tstms                                                                         C


Date           02/28  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17
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          68      59    71      42    55      36    55      32    59
Temp          64 65   62 60 69 63   50 43 53 50   41 37 52 49   38 33 54 54
Dewpt         59 60   61 60 60 57   43 36 29 29   29 29 25 27   26 26 27 32
PWind Dir         S       S    SW      NW    NW      NW    NW       N    SE
Wind Char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg Clouds    OV OV   OV OV OV OV   OV B2 B1 FW   FW FW FW FW   FW FW FW FW
PoP 12hr         60      50    70      60     5       5     5       5     5
Rain shwrs     L  L    C  C  L  L    L  L
Tstms          C  C    C  C  L  L

$$

NCZ060-260900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
255 PM EST Sat Feb 25 2017

Date           02/25/17      Sun 02/26/17            Mon 02/27/17            Tue
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                      25          57          35          57          47
Temp          49 45 36 31 28 26 38 52 57 50 45 41 39 36 43 52 56 54 51 50 49 48
Dewpt         25 21 20 20 18 18 20 13 11 19 21 24 26 27 32 36 36 43 44 48 47 48
RH            39 38 52 63 66 71 48 21 16 29 38 50 59 69 65 54 47 66 77 93 93100
Max/Min RH                   74          16          70          47         100
Wind Dir       N NW NW NW NW NW NW NW SW SE  S SE SE SE  S SE  S SE SE SE  S SE
Wind Dir Deg   0 30 31 32 31 32 32 29 20 15 16 13 12 13 16 15 17 13 14 14 16 15
Wind Spd       9 11  9  5  5  3  3  2  3  2  3  3  4  5  5  6  5  4  5  4  5  4
Clouds        FW FW FW FW CL CL CL CL FW FW FW B1 B1 B2 OV OV OV OV OV B2 B2 B2
Clouds (%)    20 24  9 13  0  2  3  3  8 12 16 62 69 77 91 92 95 91 89 79 78 87
Vsby          10 10 10 10 10 10 10 10
PoP 12hr                      0           5           5          60          50
QPF 12hr                      0           0           0        0.15        0.11
Rain shwrs                                            L  L  L  L  C  C  C  C  L
Tstms                                                                         C
Haines                                    5                       5
LAL               1     1     1     1     1     1     1     1     1     1     3
Max Mix Hgt                            7000                    2700
AGL Mix Hgt                            5300                    1000
Max Vent Rt                           55300                   11600
T Wind Dir                               NW                      SE
T Wind Spd                               10                      11
ADI                                      48                      10
Max LVORI                                 3                       3
Stability         C     F     G     B     B     F     E     C     B     F     D
Ceiling        NONE  NONE 23500 20800 18200 11700 13800  8000  4000  3200  3200
Sta Pres      27.86 27.96 28.03 28.07 28.07 28.10 28.11 28.17 28.13 28.11 28.08


Date           02/28  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17
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          67      55    68      39    51      32    53      29    58
Temp          62 64   58 56 66 60   47 40 49 46   37 33 49 46   36 30 53 52
Dewpt         56 57   58 56 57 55   44 35 28 26   26 25 23 23   22 22 23 28
PWind Dir         S       S    SW       W    NW      NW    NW       N     W
Wind Char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg Clouds    B2 B2   OV OV B2 OV   OV OV B2 FW   FW FW FW FW   FW FW FW FW
PoP 12hr         60      60    60      70     5       5     5       5     5
Rain shwrs     L  L    L  L  L  L    L  L
Tstms          C  C    C  C  L  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

$$



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