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

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Point Forecast Matrices
National Weather Service Morristown TN
323 AM EDT Thu Mar 23 2017

TNZ017-232100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
323 AM EDT Thu Mar 23 2017

Date             Thu 03/23/17            Fri 03/24/17            Sat 03/25/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      60          39          67          47          73
Temp          32 31 44 56 59 53 45 42 41 40 52 62 66 61 56 53 50 48 59 68 72 67
Dewpt         22 18 20 23 27 26 28 30 31 33 38 40 41 43 44 44 44 44 46 45 44 45
RH            66 58 38 27 29 35 51 62 67 76 59 44 40 51 64 71 80 86 62 43 37 45
Wind Dir      NE SE SE  S  S SE SE  S SE SE  S  S SW  S  S  S  S  S  S  S  S  S
Wind Spd       1  4  5  5  6  5  4  5  4  4  9 10  8  8  5  4  4  4  8 10  8  6
Clouds        SC SC SC FW SC B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B2
PoP 12hr                      0           0           0           5          10
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                                    C
Tstms                                                                         C
Freeze         W  W


Date          Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          50    67      49    74      50    71      46    67
Temp          56 51 64 62   54 50 70 67   57 51 67 64   53 47 63 61
Dewpt         47 50 52 53   50 50 51 52   49 50 49 52   50 45 44 42
PWind Dir        SE     S       S    SW       S    SW       W    NW
Wind Char        LT    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 OV OV OV   B2 B1 B1 SC   B1 OV OV B2   B1 SC SC SC
PoP 12hr         80    80      50    30      50    50      10    10
Rain shwrs     C  D  D  L    C  C  S  C    C  C  C  C
Tstms          C  C                S  C    C  C

$$

TNZ071-232100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
323 AM EDT Thu Mar 23 2017

Date             Thu 03/23/17            Fri 03/24/17            Sat 03/25/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      64          45          68          51          73
Temp          42 40 50 60 63 57 52 49 48 45 55 64 67 63 59 56 54 52 61 69 72 67
Dewpt         27 27 30 35 37 37 36 36 36 38 40 43 45 46 46 46 46 47 49 49 48 47
RH            55 59 46 39 38 47 54 61 63 76 57 46 45 54 62 69 74 83 65 49 42 49
Wind Dir      NE NE  E  S  S  S  S  S  S  S  S  S  S  S  S  S  S SE  S  S  S  S
Wind Spd       4  3  4  5  6  6  4  4  4  3  8 11 10  6  4  3  3  3 10 10 10  8
Clouds        SC SC B1 B1 B1 B2 B1 B1 B1 SC SC SC SC SC SC B1 B1 B2 B2 B2 B2 OV
PoP 12hr                      5           5           0          10          20
QPF 12hr                      0           0           0           0        0.01
Rain shwrs                                                              S  S  L
Tstms                                                                   S  S  C


Date          Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          53    69      53    76      54    71      52    70
Temp          59 54 66 65   57 54 72 70   60 55 68 66   57 53 67 64
Dewpt         51 51 56 56   53 52 56 54   52 52 54 52   52 50 48 47
PWind Dir         S    SW      SW    SW      SW    SW       W    NW
Wind Char        LT    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV OV B2   B1 B1 B1 B1   B2 OV OV B1   SC SC SC SC
PoP 12hr         80    70      30    30      50    50      10    10
Rain shwrs     L  D  L  C    C     S  C    C  C  C  C
Tstms          C  C                S  C    C  C

$$

TNZ036-232100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
323 AM EDT Thu Mar 23 2017

Date             Thu 03/23/17            Fri 03/24/17            Sat 03/25/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      64          46          68          52          71
Temp          40 38 50 60 64 60 53 49 48 46 55 64 67 64 59 56 55 53 61 68 70 66
Dewpt         25 24 29 33 37 37 37 36 36 38 39 42 44 45 46 46 46 47 48 49 48 48
RH            55 57 44 36 37 42 54 61 63 73 55 45 43 50 62 69 72 80 62 51 45 52
Wind Dir      NE NE  E  S  S  S SW SW SW  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind Spd       2  2  3  5  5  4  3  3  3  3  6  9  9  8  4  4  4  4 11 11 10  9
Clouds        SC SC SC SC B1 B2 B2 B1 B1 SC SC SC SC SC SC B1 B1 B2 B2 B2 B2 OV
PoP 12hr                      5           5           0          10          30
QPF 12hr                      0           0           0           0        0.01
Rain shwrs                                                              C  C  D
Tstms                                                                   C  C  C


Date          Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          54    69      52    75      54    72      51    71
Temp          59 55 66 64   57 53 71 69   60 55 69 66   57 52 67 65
Dewpt         50 52 56 55   54 53 56 54   53 53 54 52   53 49 46 45
PWind Dir        SE    SW      SW    SW      SW    SW       W    NW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV OV B2   B1 B1 B1 B2   B2 OV OV B1   SC SC SC SC
PoP 12hr         80    70      30    30      50    50      10    10
Rain shwrs     D  D  L  L    C     S  C    C  C  C  C
Tstms          C  C                S  C    C  C

$$

TNZ099-232100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
323 AM EDT Thu Mar 23 2017

Date             Thu 03/23/17            Fri 03/24/17            Sat 03/25/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      65          49          70          56          73
Temp          45 43 53 61 63 59 52 52 50 49 58 66 69 66 62 60 58 57 64 70 72 68
Dewpt         31 31 34 36 36 34 36 38 39 39 41 44 45 45 49 49 50 51 51 51 51 51
RH            58 62 48 39 36 39 54 59 66 68 53 45 42 47 62 67 75 80 63 51 48 54
Wind Dir      NE  E SE  S  S SE  S  S  S  S  S  S  S SE SE SE SE SE  S  S  S SE
Wind Spd       5  3  8 10 10  8  8  8  6  9  9  9  9  9  9  9  8  8 12 14 14 11
Clouds        B1 SC B1 B1 B2 B2 B2 B1 B1 SC SC SC SC SC SC B2 B2 B2 B2 B2 B2 OV
PoP 12hr                      5           5           0          10          50
QPF 12hr                      0           0           0           0        0.13
Rain shwrs                                                        S  S  C  C  D
Tstms                                                             S  S  C  C  C


Date          Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          57    71      55    75      56    73      52    73
Temp          61 58 68 67   59 56 71 70   61 57 70 67   58 53 69 67
Dewpt         54 55 58 57   56 55 56 57   56 54 56 54   55 51 51 49
PWind Dir         S     S       S     S       S    SW      NW     N
Wind Char        GN    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV OV B2   B1 B1 B1 B2   B2 OV OV B1   SC SC SC SC
PoP 12hr         80    60      20    30      50    40      10    10
Rain shwrs     D  D  L  C    S     S  C    C  C  C  S
Tstms          C  C                S  C    C  C

$$

NCZ060-232100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
323 AM EDT Thu Mar 23 2017

Date             Thu 03/23/17            Fri 03/24/17            Sat 03/25/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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                      60          43          66          51          70
Temp          40 40 49 58 59 53 46 46 44 44 54 62 65 62 58 55 54 52 60 66 69 65
Dewpt         33 27 29 30 33 31 33 32 34 37 41 44 44 45 46 47 47 48 49 49 49 49
RH            76 59 46 34 37 43 60 58 68 76 61 52 46 54 64 74 77 86 67 54 49 56
Min/Max RH                   34          76          46          86          49
Wind Dir      NE  E SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
Wind Dir Deg   3 11 13 15 15 14 13 14 13 14 14 15 15 14 14 14 15 14 15 15 15 14
Wind Spd       3  6  6  6  8  5  4  8  6  9  8  8  8  8  6  9  8  9 10 11 13 12
Clouds        SC SC SC B1 B2 B2 B1 B1 B2 SC SC SC SC SC SC B1 B1 B2 B2 B2 B2 OV
Clouds (%)    50 35 46 56 71 70 69 67 71 50 50 50 50 50 50 65 65 73 73 74 74 96
Vsby          10 10 10 10 10 10 10 10
PoP 12hr                      5           5           0          10          20
QPF 12hr                      0           0           0           0        0.05
Rain shwrs                                                              S  S  L
Tstms                                                                   S  S  C
Haines                        3                       3
LAL               1     1     1     1     1     1     1     1     1     2     3
Max Mix Hgt                4000                    3100
AGL Mix Hgt                2300                    1400
Max Vent Rt               32000                   15000
T Wind Dir                   SE                      SE
T Wind Spd                   13                      10
ADI                          28                      13
Max LVORI                     2                       4
Stability         F     C     C     E     F     B     B     E     E     C     D
Ceiling       10800  9800  8900  4700  4700  4000  4000  3200  3200  3200  3200
Sta Pres      28.22 28.27 28.25 28.29 28.27 28.27 28.19 28.17 28.12 28.09 27.98


Date          Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          53    68      51    76      52    72      48    70
Temp          58 54 65 63   56 52 72 69   59 53 68 65   55 49 66 64
Dewpt         54 52 54 56   54 52 53 54   53 51 52 52   50 48 49 48
PWind Dir        SE     S       S     S       S    SW       W     W
Wind Char        GN    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV OV B2   B2 B1 B1 B1   B1 OV OV B1   SC SC SC SC
PoP 12hr         80    60      20    30      50    40      10    10
Rain shwrs     L  D  L  C    S     S  C    C  C  C  C
Tstms          C  C                S  C    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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