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

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FOUS54 KMRX 202008
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
308 PM EST FRI JAN 20 2017

TNZ017-210900-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N  82.41W ELEV. 1536 FT
308 PM EST FRI JAN 20 2017

DATE           01/20/17      SAT 01/21/17            SUN 01/22/17            MON
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                      47          65          50          62          48
TEMP          65 58 52 49 48 47 55 63 64 59 56 54 53 51 54 59 61 57 54 52 50 48
DEWPT         54 51 50 48 46 46 51 50 52 51 50 50 50 50 53 53 51 52 51 49 47 47
RH            68 77 93 96 93 96 86 62 65 75 80 86 89 96 96 80 70 83 90 89 89 96
WIND DIR      SW  S SE  S  E  S  S  S  S SE SE SE  E  E  E SW SW  E  N  W  W NW
WIND SPD       5  3  2  1  2  2  2  3  1  4  4  4  3  4  4  5  6  4  3  5  8  6
CLOUDS        B2 B1 B1 B1 B1 B2 B2 OV B2 B2 OV OV OV OV OV B2 B2 OV OV OV OV OV
POP 12HR                     10          40          70          80          90
QPF 12HR                      0        0.03        0.14        0.34        0.75
RAIN SHWRS                    S  S  C  C  L  L  L  L  D  D  D  D  D  D  D  D  D
TSTMS                                                 C  C  C  C
OBVIS                  PF PF


DATE           01/23  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          51      41    51      37    59      40    45      31    38
TEMP          50 47   44 42 49 46   41 38 54 52   45 40 44 40   35 31 36 34
DEWPT         44 41   40 40 39 39   35 35 44 43   41 37 32 32   31 27 24 25
PWIND DIR        NW       W     W      SW    SW       W     W       W     W
WIND CHAR        GN      GN    LT      LT    GN      LT    GN      LT    GN
AVG CLOUDS    OV OV   OV B2 B2 B1   SC SC SC SC   B1 B1 B1 B1   B1 B2 B2 B2
POP 12HR         80      50    20       5    20      40    40      30    30
RAIN SHWRS     D  D    C  C  S  S          S  S    C  C  C  C    C  C  C  C
SNOWSHWRS                                                           C  C

$$

TNZ071-210900-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N  83.98W ELEV. 979 FT
308 PM EST FRI JAN 20 2017

DATE           01/20/17      SAT 01/21/17            SUN 01/22/17            MON
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          67          53          64          49
TEMP          69 64 58 56 54 53 59 66 67 62 59 57 55 54 57 61 63 58 55 53 52 49
DEWPT         55 52 51 51 50 51 54 55 53 53 53 52 53 52 55 54 52 52 51 49 49 48
RH            61 65 77 83 86 93 83 68 61 72 80 83 93 93 93 78 67 80 86 86 89 96
WIND DIR      SW  S SW SW SW SW SW  S SW SE SE SE  E NE  S SW SW  W SW  W  W NW
WIND SPD       9  4  5  5  4  3  5  5 10  4  4  4  3  3  5 10  8  5  5  8 10 12
CLOUDS        B1 B1 B1 B1 B2 B2 OV OV OV B2 OV OV OV OV OV B2 OV OV OV OV OV OV
POP 12HR                     10          50          80          90          80
QPF 12HR                      0        0.02        0.42        0.34        0.69
RAIN SHWRS                    C  C  C  C  D  D  D  D  D  D  D  D  D  D  D  D  C
TSTMS                                     D  D  D  D  D  D  D  D
OBVIS                  PF PF


DATE           01/23  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          53      43    54      42    61      42    47      34    41
TEMP          52 49   46 44 51 50   45 43 56 54   47 42 46 42   38 34 39 37
DEWPT         44 41   41 40 39 39   38 38 47 45   43 37 33 32   32 29 26 25
PWIND DIR        NW       W     W      SW    SW       W     W       W     W
WIND CHAR        GN      LT    LT      LT    GN      LT    LT      LT    GN
AVG CLOUDS    OV OV   OV B2 B1 SC   FW SC SC B1   B1 B1 B1 B1   B1 B2 B2 B1
POP 12HR         50      20     5       5    30      40    30      20    20
RAIN SHWRS     C  C    S  S                C  C    C  C  C  C    S  S  S  S
SNOWSHWRS                                                              S

$$

TNZ036-210900-
OAK RIDGE-ANDERSON TN
36.00N  84.24W ELEV. 913 FT
308 PM EST FRI JAN 20 2017

DATE           01/20/17      SAT 01/21/17            SUN 01/22/17            MON
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                      52          66          53          63          49
TEMP          70 63 57 55 53 52 58 65 65 61 58 57 55 54 56 61 62 58 55 53 51 49
DEWPT         55 54 54 52 53 52 54 57 53 53 53 51 52 52 53 54 52 52 51 49 48 47
RH            59 72 90 90100100 86 75 65 75 83 80 90 93 90 78 70 80 86 86 89 93
WIND DIR      SW  S SW SW SW SW  S  S SW SE SE  E  E  E  S SW SW SW SW  W  W NW
WIND SPD       5  3  3  2  2  2  3  5  9  2  2  3  3  2  3  5  5  3  3  4  8 10
CLOUDS        B1 B1 B2 B1 B2 OV OV OV B2 B2 OV OV OV OV OV B2 OV OV OV OV OV OV
POP 12HR                     10          50          80          80          80
QPF 12HR                      0        0.02        0.22        0.32        0.66
RAIN SHWRS                    C  C  C  C  D  D  D  D  D  D  D  D  D  D  D  D  C
TSTMS                               S  S  D  D  D  D  D  D  D  D
OBVIS                  PF PF


DATE           01/23  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          53      42    54      43    60      41    47      34    42
TEMP          52 49   45 43 51 50   46 44 56 53   46 41 46 42   38 34 40 38
DEWPT         43 41   40 40 39 40   38 39 46 45   41 36 33 32   30 29 26 25
PWIND DIR        NW       W     W      SW    SW       W     W       W     W
WIND CHAR        GN      LT    LT      LT    GN      LT    LT      LT    LT
AVG CLOUDS    OV OV   OV B2 B1 SC   FW SC B1 B1   B1 B1 B1 B2   B2 B2 B2 B1
POP 12HR         50      20     5      10    30      40    30      20    20
RAIN SHWRS     C  C    S  S                C  C    C  C  C  C    S  S  S  S
SNOWSHWRS                                                              S

$$

TNZ099-210900-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N  85.22W ELEV. 688 FT
308 PM EST FRI JAN 20 2017

DATE           01/20/17      SAT 01/21/17            SUN 01/22/17            MON
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                      54          67          54          64          47
TEMP          71 65 58 55 55 54 58 65 67 62 59 58 56 55 57 62 63 58 54 52 50 47
DEWPT         56 56 55 54 54 54 57 56 55 56 56 54 55 54 54 54 51 50 49 48 47 46
RH            59 73 90 96 96100 96 73 65 81 90 86 96 96 90 75 65 75 83 86 89 96
WIND DIR       S  S  S  S  S  S SE  S  S SE SE SE SE  S  S SW SW SW SW  W NW NW
WIND SPD       6  4  4  3  2  2  4  9  9  5  4  4  3  3  6  8  6  5  5  8 14 12
CLOUDS        B1 B1 B1 B1 B2 OV OV OV OV B2 OV OV OV OV B2 OV OV OV B2 OV OV B2
POP 12HR                     20          70          90          80          80
QPF 12HR                   0.01        0.08        0.72        0.44        0.48
RAIN SHWRS                 S  L  L  L  L  D  D  D  D  D  D  D  D  D  D  D  D  C
TSTMS                         L  L  L  L  D  D  D  D  D  D  D  D
OBVIS                  PF PF


DATE           01/23  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          54      41    58      43    62      42    50      34    45
TEMP          52 49   45 42 54 52   47 44 57 55   48 42 48 44   38 35 42 40
DEWPT         42 39   39 37 38 40   39 40 47 48   42 37 33 31   31 30 25 25
PWIND DIR        NW      NW     W       S    SW       W    NW      NW     W
WIND CHAR        GN      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2   B2 B1 SC FW   FW SC B1 B1   B1 B1 B1 B1   B1 B1 B1 B1
POP 12HR         30      10     0       5    30      40    30      10    10
RAIN SHWRS     C  C                        C  C    C  C  C  C

$$

NCZ060-210900-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N  84.12W ELEV. 1600 FT
308 PM EST FRI JAN 20 2017

DATE           01/20/17      SAT 01/21/17            SUN 01/22/17            MON
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          64          53          64          46
TEMP          65 59 53 50 50 50 56 62 64 60 57 56 55 54 57 61 63 57 53 51 49 46
DEWPT         54 53 51 50 50 50 55 54 52 53 54 54 55 53 55 54 51 51 47 47 47 46
RH            68 80 93100100100 96 75 65 78 90 93100 96 93 78 65 80 80 86 93100
MAX/MIN RH                  100          65         100          65         100
WIND DIR      SW  S  S SE SE  S  S  S  S SE  S SE SE SE SW SW SW SW SW  W  W NW
WIND DIR DEG  22 18 16 14 15 17 16 17 16 14 17 13 15 13 20 21 21 23 23 24 26 30
WIND SPD       5  3  4  3  3  3  4  8  8  4  4  4  4  3  5  8  4  4  5  4  8 10
CLOUDS        B1 B1 B2 B2 B2 OV OV OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS (%)    63 67 72 72 82 88 92 98 90 86 90 91 95 95 91 89 95 93 90 95 95 90
VSBY          10 10 10  4  1  0  4 10
POP 12HR                     20          60          90          80          90
QPF 12HR                   0.01        0.14        0.66        0.50        0.85
RAIN SHWRS                 S  C  C  L  L  D  D  D  D  D  D  D  D  D  D  D  D  L
TSTMS                         S  S  L  L  D  D  D  D  D  D  D  D
OBVIS                  PF PF
HAINES                                    4
LAL               1     1     2     4     5     5     5     5     5     1     1
MAX MIX HGT                            5300
AGL MIX HGT                            3600                       0
MAX VENT RT                           41600                       0
T WIND DIR                                S
T WIND SPD                               11
ADI                                      36                       0
MAX LVORI                                 4                       9
STABILITY         B     F     D     D     B     D     D     C     B     D     D
CEILING        4000  3200  3200  3200  3200  3200  2400  4000  1700  1700  2400
STA PRES      27.76 27.80 27.79 27.73 27.64 27.56 27.37 27.37 27.26 27.20 27.20


DATE           01/23  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          51      40    56      38    58      40    48      31    41
TEMP          50 47   43 41 52 49   43 39 53 51   45 40 46 42   36 32 39 36
DEWPT         43 39   39 38 38 39   37 36 46 46   44 38 33 31   30 28 24 24
PWIND DIR        NW      NW    NW      SW    SW       W    NW      NW     W
WIND CHAR        GN      GN    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    OV B2   B2 B1 SC FW   CL SC B1 B1   B2 B1 B1 B1   B1 B1 B1 B1
POP 12HR         60      20     0       5    30      40    30      20    20
RAIN SHWRS     L  L    S  S                C  C    C  C  C  C    S  S  S  S
SNOWSHWRS                                                           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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