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

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Point Forecast Matrices
National Weather Service Morristown TN
339 AM EST Thu Feb 23 2017

TNZ017-232100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
339 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      71          48          76          54          57
Temp          47 47 55 65 70 64 58 54 52 50 59 70 75 66 60 58 58 56 50 52 46 41
Dewpt         47 47 51 52 51 51 51 48 48 48 52 52 53 53 54 53 51 49 41 34 29 25
RH           100100 86 63 51 63 77 80 86 93 78 53 46 63 81 83 77 77 71 50 51 52
Wind Dir      SE  E  S SW  S  E SE SE SE SE  S  S  S  S  S  S  S SW  W  W  W  W
Wind Spd       0  1  3  3  1  2  5  5  4  1  5  9 10  9  9  9  9 10 12 16 17 12
Clouds        B2 B2 B2 B1 B1 B1 B1 SC SC SC SC FW SC SC B1 B1 OV B2 B2 SC B1 B1
PoP 12hr                     10          10           5          80          30
QPF 12hr                      0           0           0        0.06        0.03
Rain shwrs                                                  L  D  C  C  S
Tstms                                                       L  D
Obvis          F  F                   PF
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          27    49      33    58      43    67      50    67
Temp          34 27 44 44   37 35 52 53   47 44 61 62   55 51 64 58
Dewpt         22 18 18 20   25 26 34 40   41 43 50 50   51 50 52 50
PWind Dir         W    SW      SE     S       S    SW       S    SW
Wind Char        GN    LT      LT    LT      LT    LT      LT    GN
Avg Clouds    SC FW FW CL   SC B1 B1 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         10     0       5    40      40    40      40    60
Rain shwrs                         C  C    C  C  C  C    C  C  L  L
Tstms                                            S  S    S  S  L  L

$$

TNZ071-232100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
339 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      74          53          76          53          56
Temp          54 52 60 69 73 67 62 59 57 54 62 71 75 69 65 64 60 55 49 53 49 43
Dewpt         53 50 53 54 54 53 53 50 50 51 55 55 55 55 55 54 52 49 39 33 28 25
RH            96 93 78 59 51 61 72 72 77 90 78 57 50 61 70 70 75 80 68 46 44 49
Wind Dir      SE SE  E  W NW  E SE  S  S  S  S  S  S  S  S  S SW  W  W  W  W  W
Wind Spd       0  0  0  1  2  1  2  3  3  3  9 13 13 10 11 12 12 12 13 13 14  9
Clouds        B1 B1 B1 SC B1 B1 FW FW SC SC B1 SC SC SC B2 OV OV B2 SC SC SC SC
PoP 12hr                     10           5           5          80          10
QPF 12hr                      0           0           0        0.28           0
Rain shwrs                                            S  S  D  D
Tstms                                                 S  S  D  D
Obvis          F  F                   PF
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          30    52      36    60      48    69      55    69
Temp          37 30 47 47   40 37 54 56   51 49 64 65   59 56 66 61
Dewpt         24 22 23 26   27 29 41 44   43 46 54 53   54 53 55 52
PWind Dir        NW     S       S    SW      SW    SW       S    SW
Wind Char        LT    LT      LT    LT      LT    GN      GN    BZ
Avg Clouds    SC FW FW FW   FW B1 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr          5     0       5    50      50    40      50    60
Rain shwrs                         C  C    C  C  C  C    C  C  L  L
Tstms                                            S  S    S  S  L  L

$$

TNZ036-232100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
339 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      74          53          76          50          53
Temp          51 51 59 68 73 67 62 59 57 54 62 71 74 70 64 64 58 52 47 50 47 42
Dewpt         51 51 52 54 53 53 53 52 51 51 55 55 55 55 55 54 52 47 37 31 27 24
RH           100100 78 61 49 61 72 78 80 90 78 57 51 59 73 70 80 83 68 48 45 48
Wind Dir       N NW  S  S SW SE SE  S SE  S  S  S  S  S  S SW SW  W  W  W  W  W
Wind Spd       0  0  1  4  3  1  2  1  1  1  8 13 13 10 10 11 10  9 12 13 13  9
Clouds        B1 B1 B2 B1 B1 SC FW FW SC B1 B1 SC SC B1 B2 OV OV B1 SC SC SC SC
PoP 12hr                     10          10           5          80          10
QPF 12hr                      0           0           0        0.36           0
Rain shwrs                                            C  C  D  L
Tstms                                                 C  C  D  L
Obvis          F  F                   PF
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          30    54      36    59      46    68      52    67
Temp          36 30 48 48   41 37 54 55   50 47 63 64   56 53 64 59
Dewpt         23 22 22 25   26 31 40 44   44 44 52 52   54 52 54 48
PWind Dir        NW    SE       S    SW      SW    SW       S    SW
Wind Char        LT    LT      LT    LT      LT    GN      GN    GN
Avg Clouds    SC FW FW FW   FW B1 B2 B2   B2 B2 B2 B2   B2 OV OV B2
PoP 12hr          5     0       5    50      50    40      60    60
Rain shwrs                         C  C    C  C  C  C    L  L  L  L
Tstms                                            S  S    S  S  L  L

$$

TNZ099-232100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
339 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      74          54          77          50          54
Temp          53 52 60 69 73 68 63 60 57 55 63 72 75 72 67 65 59 53 47 53 51 45
Dewpt         53 52 54 54 54 53 54 53 53 54 57 57 57 57 58 57 52 46 35 29 27 26
RH           100100 81 59 51 59 72 78 86 96 81 59 54 59 73 75 78 77 63 39 39 47
Wind Dir       W NW  W  S  S  S SE  S  S  S  S  S  S  S  S SW  W  W  W  W  W NW
Wind Spd       0  0  0  6  8  3  4  6  5  3  9 12 12 10 10 11 10  8 10 12 13  9
Clouds        B1 B1 B1 SC SC SC SC SC B1 B1 B1 SC B1 B1 B2 B2 B2 SC SC FW FW SC
PoP 12hr                     10          10          10          70           5
QPF 12hr                      0           0           0        0.23           0
Rain shwrs                                            C  C  L  C
Tstms                                                 C  C  L  C
Obvis          F  F                   PF
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          31    57      40    61      50    69      55    69
Temp          38 31 51 52   45 41 56 57   53 51 65 65   59 56 66 61
Dewpt         25 25 21 25   31 34 41 47   50 51 54 54   59 56 55 52
PWind Dir        NW    NE       S     S       S     S       S    SW
Wind Char        LT    LT      LT    LT      LT    LT      GN    GN
Avg Clouds    FW CL CL CL   FW SC B2 B2   B2 B2 B2 OV   OV B2 OV B2
PoP 12hr          5     0       5    50      40    40      50    60
Rain shwrs                         C  C    C  C  C  C    C  C  L  L
Tstms                                            S  S    S  S  L  L

$$

NCZ060-232100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
339 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      73          50          75          51          55
Temp          49 46 55 66 72 66 60 56 54 52 60 69 74 67 62 61 59 54 48 53 48 43
Dewpt         49 46 53 53 51 51 51 50 50 52 55 54 54 55 55 55 53 50 38 29 26 24
RH           100100 93 63 48 58 72 80 86100 84 59 50 65 78 81 80 86 68 39 42 47
Min/Max RH                   48         100          50          86          38
Wind Dir      SE SE SE  S  S SE SE SE SE SE  S  S  S  S  S  S SW  W  W  W  W NW
Wind Dir Deg  13 13 13 16 17 15 14 14 14 13 17 18 18 17 17 18 23 26 26 27 28 29
Wind Spd       1  2  5  6  8  4  4  6  6  2  8 10 11  9  9  9  9  9 10 13 14 11
Clouds        B1 B1 B1 SC SC SC FW SC B1 B1 B1 SC B1 SC B2 B2 OV B2 SC FW FW FW
Clouds (%)    60 57 53 46 43 33 25 42 55 53 64 34 53 36 73 86 92 85 26 19 14 20
Vsby          10  4 10 10 10 10 10  5
PoP 12hr                     10          10          20          70          20
QPF 12hr                      0           0        0.01        0.15        0.01
Rain shwrs                                      S  S  S  S  L  L  S
Tstms                                                 S  S  L  L
Obvis          F  F                   PF
Dense Fog      Y  Y
Haines                        3                       4
LAL               1     1     1     1     1     1     2     4     4     1     1
Max Mix Hgt                6500                    7300
AGL Mix Hgt                4800                    5700
Max Vent Rt               44100                  130000
T Wind Dir                    S                       S
T Wind Spd                    9                      23
ADI                          38                     113
Max LVORI                     4                       4
Stability         F     B     B     F     F     B     B     D     D     C     C
Ceiling        3200  4700 23500  4000  3200  NONE  4700  3200  3200  NONE     0
Sta Pres      27.82 27.79 27.78 27.80 27.79 27.78 27.73 27.69 27.75 27.80 27.88


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          28    56      35    60      47    68      50    67
Temp          36 28 50 49   41 37 54 56   51 48 63 63   55 51 64 58
Dewpt         22 22 18 23   27 32 38 44   47 48 54 54   55 51 54 52
PWind Dir        NW     W      SE     S       S    SW       S    SW
Wind Char        GN    LT      LT    LT      LT    LT      LT    GN
Avg Clouds    FW FW CL CL   FW B1 B1 B2   B2 B2 OV B2   B2 B2 OV OV
PoP 12hr          5     0       0    40      40    40      40    50
Rain shwrs                         C  C    C  C  C  C    C  C  C  C
Tstms                                            S  S    S  S  C  C

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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