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

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Point Forecast Matrices
National Weather Service Morristown TN
848 PM EST Sun Feb 25 2018

TNZ017-260900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
848 PM EST Sun Feb 25 2018

Date           02/25/18      Mon 02/26/18            Tue 02/27/18            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                      48          53          31          64          42
Temp                54 52 50 48 50 52 52 46 41 37 35 33 44 56 63 57 52 48 46 43
Dewpt               47 47 46 46 45 44 40 40 37 33 31 29 36 33 32 30 36 36 38 39
RH                  77 83 86 93 83 74 63 79 85 85 85 85 73 42 31 35 54 63 73 86
Wind Dir            SW SW NW NE  N  N NE NE  N  N  N  N  E  S  S  S SE SE SE SE
Wind Spd             2  1  1  2  3  6  4  2  0  0  0  0  2  4  5  5  5  4  2  2
Clouds              OV OV OV OV OV OV SC CL CL FW FW CL CL FW CL FW SC B2 B2 OV
PoP 12hr                     70          60           0           0          20
QPF 12hr                   0.09        0.04           0           0        0.01
Rain shwrs           C  L  L  L  S  S                                   S  S  L


Date           02/28  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18  Sun 03/04/18
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          57      49    63      39    50      33    53      32    56
Temp          54 55   51 50 60 56   46 40 48 45   38 34 49 47   38 33 52 50
Dewpt         47 50   50 50 54 48   36 33 35 34   33 30 31 31   31 28 32 33
PWind Dir        SE      SE    SW       W    NW      NW    NW       N     N
Wind Char        LT      LT    LT      GN    GN      LT    LT      LT    LT
Avg Clouds    OV OV   OV OV OV OV   B2 B1 B1 B1   SC SC SC FW   FW FW FW FW
PoP 12hr         60      90    90      50    30      10    10       5    10
Flurries                                              S
Rain shwrs     L  L    L  D  D  L    C  C  C  S
Sprinkles                                          S  S
Tstms                           S

$$

TNZ071-260900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
848 PM EST Sun Feb 25 2018

Date           02/25/18      Mon 02/26/18            Tue 02/27/18            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                      50          57          36          66          48
Temp                55 53 52 50 53 55 56 50 45 42 40 38 47 59 65 60 56 53 51 49
Dewpt               49 50 49 48 48 47 45 43 42 39 37 34 41 41 42 39 42 42 43 45
RH                  80 89 89 93 83 74 66 77 89 89 89 85 79 51 43 46 59 66 74 86
Wind Dir            SW  W  W NE  N  N NE NE NE NE NE NE  N  N NW  E  S  S SE  S
Wind Spd             3  1  1  2  4  6  5  4  3  2  2  3  1  3  2  2  2  3  2  3
Clouds              OV OV OV OV OV B2 SC FW FW FW FW FW FW CL FW SC SC B2 OV OV
PoP 12hr                     80          30           0           0          30
QPF 12hr                   0.21        0.02           0           0        0.12
Rain shwrs           L  D  D  C  C                                      C  C  L
Tstms                                                                         S


Date           02/28  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18  Sun 03/04/18
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          60      53    64      42    54      35    57      34    59
Temp          57 58   55 54 62 58   48 43 52 49   40 36 53 51   40 35 55 53
Dewpt         51 53   53 54 55 47   36 34 34 33   34 32 35 34   34 32 36 36
PWind Dir         S       S    SW       W    NW       N     N      NE    NE
Wind Char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg Clouds    OV OV   OV OV OV OV   B2 SC SC SC   SC SC SC FW   FW FW FW CL
PoP 12hr         70     100   100      30    10      10     5       5     5
Rain shwrs     L  L    D  D  D  L    C  S
Tstms          S  S    S  S  S  S

$$

TNZ036-260900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
848 PM EST Sun Feb 25 2018

Date           02/25/18      Mon 02/26/18            Tue 02/27/18            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                      49          58          37          65          48
Temp                54 52 51 50 52 56 57 51 46 43 41 39 48 59 64 60 55 53 51 49
Dewpt               48 49 47 47 46 45 43 42 40 38 37 34 39 41 43 42 45 43 44 46
RH                  80 89 86 89 80 66 59 71 79 82 85 82 71 51 46 51 69 69 77 89
Wind Dir            SW  W NW  N  N  N NE NE  N NE NE  E  N  E SW SE SW  S  S  S
Wind Spd             2  2  0  2  5  6  5  1  0  1  1  1  1  1  3  2  2  4  1  2
Clouds              OV OV OV OV B2 B2 FW CL CL CL CL FW CL CL FW SC B1 B2 OV OV
PoP 12hr                     80          30           0           0          40
QPF 12hr                   0.14        0.01           0           0        0.15
Rain shwrs           L  D  L  C  S                                      C  C  L
Tstms                                                                         S


Date           02/28  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18  Sun 03/04/18
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          59      53    64      41    54      36    57      35    59
Temp          56 57   55 54 62 58   47 42 52 49   41 37 53 51   41 36 55 53
Dewpt         51 54   53 54 55 47   35 35 35 34   33 32 35 33   33 32 36 36
PWind Dir         S       S    SW       W    NW       N     N      NE    NE
Wind Char        LT      LT    GN      GN    LT      LT    LT      LT    LT
Avg Clouds    OV OV   OV OV OV OV   B2 SC SC SC   SC SC SC FW   FW FW FW FW
PoP 12hr         70     100   100      30    10      10     5       5     5
Rain shwrs     L  L    D  D  D  L    C  S
Tstms          S  S    S  S  S  S

$$

TNZ099-260900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
848 PM EST Sun Feb 25 2018

Date           02/25/18      Mon 02/26/18            Tue 02/27/18            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                      53          61          41          68          51
Temp                57 56 55 53 56 59 60 55 50 47 44 43 51 62 67 63 58 56 54 52
Dewpt               52 53 52 51 50 50 48 45 44 41 39 38 43 43 44 42 45 45 46 48
RH                  83 90 90 93 80 72 64 69 80 79 82 82 74 50 43 46 62 66 74 86
Wind Dir             W  N  N NE  N  N  N  N  N  N  N  N NE SE SE SE  S  S  S  S
Wind Spd             1  1  1  1  3  6  8  6  4  4  2  2  3  2  6  5  6  6  5  4
Clouds              OV OV OV OV B2 B2 SC FW CL FW SC SC SC FW SC B1 B1 OV OV OV
PoP 12hr                     90          30           0           0          80
QPF 12hr                   0.40        0.02           0           0        0.55
Rain shwrs           D  D  D  C  S                                C  C  D  D  D
Tstms                                                                         S


Date           02/28  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18  Sun 03/04/18
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          61      56    65      42    58      38    61      38    63
Temp          59 60   57 56 63 59   48 43 55 52   44 39 57 55   44 39 59 57
Dewpt         53 55   56 56 54 44   37 33 36 34   34 33 35 35   34 33 36 37
PWind Dir         S       S    SW      NW    NW       N     N       N    NE
Wind Char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg Clouds    OV OV   OV OV OV B2   B1 FW FW FW   FW FW FW CL   CL FW FW FW
PoP 12hr         80     100   100      20    10      10     5       5     5
Rain shwrs     D  D    D  D  D  C    S
Sprinkles                               S
Tstms          S  S    S  S  S  S

$$

NCZ060-260900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
848 PM EST Sun Feb 25 2018

Date           02/25/18      Mon 02/26/18            Tue 02/27/18            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                      51          59          35          65          46
Temp                55 54 53 51 54 57 58 51 46 42 39 37 46 58 64 59 54 51 49 47
Dewpt               51 51 51 50 51 51 48 46 43 40 38 37 42 38 38 38 41 42 43 45
RH                  86 90 93 96 90 80 69 83 89 93 96100 86 47 38 45 61 71 80 93
Max/Min RH                   96          69         100          38          96
Wind Dir             W  N  N NE  N NW  N  N NW NE  E  E SE SE SE SE SE SE SE SE
Wind Dir Deg        28  1 33  5 34 30 33  0 32  6 10  7 13 14 15 14 14 14 14 14
Wind Spd             1  1  2  1  2  5  6  3  1  1  0  1  5  8  8  6  8  9  6  4
Clouds              OV OV OV OV B2 B2 B1 FW FW SC FW FW CL FW FW SC SC B2 OV OV
Clouds (%)         100100100 99 87 85 57 16 15 26 23 11  3  8 23 47 49 82 90 99
Vsby                 0  0  0  0  0  0
PoP 12hr                     90          60           0           0          70
QPF 12hr                   0.46        0.05           0           0        0.24
Rain shwrs           D  D  D  L  C  S                             S  S  L  L  D
Tstms                                                                         S
Haines                                    3                       5
LAL                     1     1     1     1     1     1     1     1     1     2
Max Mix Hgt                            6700                    5200
AGL Mix Hgt                            5000                    3500
Max Vent Rt                           28600                   44400
T Wind Dir                               NW                      SE
T Wind Spd                                5                      12
ADI                                      25                      39
Max LVORI                                 5                       4
Stability               D     D     C     B     G     G     B     B     D     D
Ceiling              2400  7200  3200  NONE  NONE  NONE 23500 15900 10800  2400
Sta Pres            28.01 28.02 28.07 28.12 28.18 28.20 28.22 28.15 28.11 28.00


Date           02/28  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18  Sun 03/04/18
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          57      52    64      39    56      33    59      33    63
Temp          54 56   53 53 62 57   46 40 53 50   39 34 54 52   40 35 58 55
Dewpt         51 53   53 53 54 47   38 33 34 35   33 30 33 35   33 31 33 35
PWind Dir        SE      SE    SW      NW    NW      NW     N       N    NW
Wind Char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg Clouds    OV OV   OV OV OV B2   B1 SC SC FW   FW FW FW CL   FW CL FW CL
PoP 12hr         80     100   100      30     5      10     5       5     5
Rain shwrs     D  D    D  D  D  L    C  S
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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