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

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
317 PM EST SAT DEC 20 2014

TNZ017-210900-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N  82.41W ELEV. 1536 FT
317 PM EST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            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          48          35          51          37
TEMP          43 39 35 34 32 31 36 44 47 43 40 38 37 36 41 48 50 45 42 41 39 38
DEWPT         34 34 33 31 30 30 31 33 34 34 35 35 34 35 38 40 41 39 39 35 37 36
RH            70 82 92 89 92 96 82 65 60 70 82 89 89 96 89 74 71 79 89 79 92 92
WIND DIR       W SW SW SW  E  E NE SW  W NE NE  E  E  E  E  E  E  E SE SE SE SE
WIND SPD       3  1  0  0  0  1  2  1  1  1  5  4  1  2  4  4  3  4  4  3  4  4
CLOUDS        OV OV B2 B1 OV B2 SC SC SC B1 B2 B2 OV OV OV B2 B2 B1 B1 B1 B1 B2
POP 12HR                      5           5          30          40          20
QPF 12HR                      0           0        0.01        0.06        0.02
DRIZZLE                                      O  O  O  O  O  O
RAIN                                            S  C  C  C  S
RAIN SHWRS                                                              S  S  C
OBVIS                        PF


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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          54      45    52      30    43      30    53      36    45
TEMP          51 50   47 46 51 40   33 31 40 38   33 31 48 46   40 37 43 38
DEWPT         44 46   44 45 43 33   27 25 26 27   25 24 31 34   35 34 36 31
PWIND DIR        SE      SE    SW       W     W      SW     S      SW     W
WIND CHAR        LT      LT    GN      GN    GN      LT    LT      LT    LT
AVG CLOUDS    B2 B2   OV OV OV OV   B2 B2 B2 SC   SC FW SC SC   B1 B1 OV B2
POP 12HR         50      70    70      40    20      10    10      20    40
RAIN                            L    C     S
RAIN SHWRS     C  C    L  L  L  L                                   S  C  C
SNOW                                 C  C  S

$$

TNZ071-210900-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N  83.98W ELEV. 979 FT
317 PM EST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            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                      31          50          38          55          43
TEMP          42 40 36 35 33 32 38 46 49 45 43 41 40 39 44 52 54 50 48 46 45 44
DEWPT         33 33 34 34 33 32 32 34 35 35 36 37 37 37 40 43 43 43 43 41 42 41
RH            70 76 92 96100100 79 63 58 68 76 85 89 92 86 71 66 77 83 83 89 89
WIND DIR      NW  E NE NE  E  E NE  N  N NE NE NE NE  E NE  E  E  E  S  S  E  E
WIND SPD       2  1  1  0  0  0  2  1  2  2  2  0  0  0  1  2  2  2  2  1  1  4
CLOUDS        B2 B1 SC SC B1 SC SC SC B1 B1 B2 OV OV OV OV B2 B2 B1 B1 B2 B2 B2
POP 12HR                      0           5          20          10          30
QPF 12HR                      0           0        0.02           0        0.02
DRIZZLE                                      O  O  O  O  O
RAIN                                         S  S  S
RAIN SHWRS                                                              C  C  C


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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      47    50      33    46      34    54      40    47
TEMP          54 53   50 48 49 40   34 34 43 41   37 35 50 48   44 40 46 40
DEWPT         49 50   47 45 40 32   29 27 29 29   28 28 38 39   39 39 37 32
PWIND DIR        SE       S    SW      SW    SW      SW    SW      SW    NW
WIND CHAR        LT      LT    GN      GN    GN      LT    GN      LT    LT
AVG CLOUDS    B2 OV   OV OV OV B2   B2 B2 B1 SC   FW SC SC B1   B1 B2 OV B2
POP 12HR         70      80    70      30    10      10    20      20    40
RAIN                            L    C
RAIN SHWRS     C  L    D  L  L  L                        S  S    S  S  C  C
SNOW                                 C  C
TSTMS             S    S

$$

TNZ036-210900-
OAK RIDGE-ANDERSON TN
36.00N  84.24W ELEV. 913 FT
317 PM EST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            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          50          38          55          44
TEMP          45 41 37 34 33 31 37 46 49 45 43 41 40 39 44 52 54 50 48 47 46 45
DEWPT         32 31 31 31 30 30 30 31 32 33 35 35 36 36 40 42 43 43 43 41 42 42
RH            60 67 79 89 89 96 75 55 52 62 73 79 85 89 86 69 66 77 83 79 86 89
WIND DIR      NW NE  N  N  N  N NE SE SE  E NE NE NE NE  E  S  E NE  S SW NE  E
WIND SPD       2  1  2  1  0  1  3  2  1  2  3  1  0  0  1  3  4  2  2  1  1  3
CLOUDS        B2 SC SC SC SC SC SC SC SC B1 B2 B2 OV OV B2 B2 B1 B2 B2 B2 B2 B2
POP 12HR                      0           0          20          10          30
QPF 12HR                      0           0        0.01           0        0.04
DRIZZLE                                      O  O  O  O  O
RAIN                                            S
RAIN SHWRS                                                        S  S  C  C  C


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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      46    50      32    47      33    54      40    46
TEMP          54 52   49 47 49 40   34 33 44 41   37 34 50 48   44 40 45 39
DEWPT         48 50   47 45 38 31   28 26 29 29   29 29 38 39   39 38 35 30
PWIND DIR        SE       S    SW      SW    SW      SW    SW      SW    NW
WIND CHAR        LT      LT    GN      GN    GN      LT    GN      LT    LT
AVG CLOUDS    B2 OV   OV OV OV OV   OV B1 B1 SC   FW SC SC B1   B1 B2 OV B1
POP 12HR         70      80    70      20    10      10    20      30    40
RAIN                            L    S
RAIN SHWRS     C  L    D  D  L  L                        S  S    C  C  C  C
SNOW                                 S  S
TSTMS             S    S

$$

TNZ099-210900-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N  85.22W ELEV. 688 FT
317 PM EST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            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                      33          53          41          56          46
TEMP          49 44 40 37 36 34 40 49 52 48 46 44 43 42 46 53 55 52 50 49 48 47
DEWPT         35 35 36 35 33 33 34 36 38 39 40 39 40 40 43 44 44 45 44 44 44 45
RH            58 70 85 92 89 96 79 61 59 71 79 82 89 93 89 71 66 77 80 83 86 93
WIND DIR       N NE  N  N  N  N  N  N  N  N  N  W SE SE  S  S  S  S  S SE SE SE
WIND SPD       2  1  1  2  2  3  4  3  3  1  0  0  0  2  6  6  6  6  6  5  5  5
CLOUDS        FW SC SC SC SC SC FW SC B1 B2 OV OV OV OV OV B2 B1 B2 B2 B2 OV OV
POP 12HR                      0           5          20          10          40
QPF 12HR                      0           0        0.03           0        0.04
DRIZZLE                                      O  O  O  O  O
RAIN                                         S  S
RAIN SHWRS                                                        S  S  C  C  L


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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          56      46    50      33    49      35    55      41    48
TEMP          54 52   49 47 49 40   34 34 46 43   39 36 51 49   45 41 47 41
DEWPT         50 51   49 45 36 32   29 27 30 31   32 32 40 42   42 40 37 32
PWIND DIR        SE       S    SW       W    SW       S     S       S    NW
WIND CHAR        GN      GN    GN      LT    LT      LT    GN      LT    LT
AVG CLOUDS    OV OV   OV OV OV B2   B2 SC SC FW   FW SC SC B1   B2 B2 OV B1
POP 12HR         80      80    50      20    10      10    20      30    40
RAIN                            C    S
RAIN SHWRS     L  D    D  L  C  C                        S  S    C  C  C  C
SNOW                                 S  S
TSTMS          S  S    S

$$

NCZ060-210900-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N  84.12W ELEV. 1600 FT
317 PM EST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            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                      33          51          41          54          43
TEMP          46 42 39 37 35 34 40 48 51 47 45 44 42 42 46 51 53 49 47 46 45 44
DEWPT         39 39 38 37 35 34 38 40 41 41 41 40 40 40 42 43 44 42 42 41 42 42
RH            76 89 96100100100 92 74 68 79 86 86 93 93 86 74 71 77 83 83 89 93
MAX/MIN RH                  100          68          93          69          96
WIND DIR      NW NW NW  N  E  E SE SE SE SE SE  E SE SE SE  S SE SE SE SE SE SE
WIND DIR DEG  29 30 30 33  8 10 14 15 12 12 13 11 13 13 14 16 15 14 14 13 13 13
WIND SPD       3  1  0  0  0  0  2  2  2  3  6  3  4  4  5  5  5  6  6  6  6  6
CLOUDS        B2 B2 B2 B1 B1 B1 SC B1 B2 B2 OV OV OV OV OV B2 B2 B2 B2 B2 B2 OV
CLOUDS (%)    85 74 72 59 63 51 38 53 73 83 92 97100100 96 86 79 80 80 75 84 89
VSBY           0  0  0  0  0  0  0  0
POP 12HR                     10          10          40          30          30
QPF 12HR                      0           0        0.07        0.03        0.02
DRIZZLE                                   O  O  O  O
RAIN                                      S  C  C  C  C  S
RAIN SHWRS                                                              C  C  L
OBVIS                     PF  F
HAINES                                    3                       4
LAL               1     1     1     1     1     1     1     1     1     1     1
MAX MIX HGT                            4100                    2400
T WIND DIR                               SE                       S
T WIND SPD                                4                      12
ADI                                      10                       8
MAX LVORI                                 8                       6
STABILITY         B     F     F     B     B     D     D     C     C     E     D
CEILING        3200  3200  2400  3200  4000  3200  2400  4000  4000  3200  1000
STA PRES      27.87 27.89 27.88 27.88 27.84 27.80 27.75 27.69 27.69 27.68 27.67


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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          54      45    50      30    47      32    54      37    49
TEMP          52 50   47 46 48 39   32 31 44 41   36 33 50 47   41 38 47 41
DEWPT         47 48   46 45 39 32   27 26 28 29   28 27 36 39   39 37 39 36
PWIND DIR        SE      SE    SW       W     W       S     S       S     W
WIND CHAR        GN      GN    GN      GN    LT      LT    LT      LT    LT
AVG CLOUDS    OV OV   OV OV OV OV   B2 B1 B1 SC   FW SC SC B1   B1 B2 OV B2
POP 12HR         70      80    60      30    10      10    20      30    50
RAIN                            L    C
RAIN SHWRS     L  L    D  L  L  L                        S  S    C  C  C  C
SNOW                                 C  C
TSTMS          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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