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

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Point Forecast Matrices
National Weather Service Morristown TN
319 PM EDT Fri Mar 24 2017

TNZ017-250900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
319 PM EDT Fri Mar 24 2017

Date           03/24/17      Sat 03/25/17            Sun 03/26/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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          73          51          69          51
Temp          71 65 59 55 53 50 60 69 72 64 59 56 54 52 59 66 68 64 59 56 54 52
Dewpt         44 45 45 46 45 45 46 47 46 48 49 50 49 50 50 52 54 52 53 51 51 51
RH            38 48 60 72 74 83 60 45 39 56 69 80 83 93 72 61 61 65 80 83 90 96
Wind Dir       S  S  S SE SE  S  S  S  S  S SE SE SE SE  S  S  S  S  S  S  S  S
Wind Spd       6  4  6  6  4  4  8  6  8  8  8  6  6  6  9 11 11  8  4  4  3  3
Clouds        SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 OV OV OV OV B2 B2 B2 B2 B1 B1 B2
PoP 12hr                      0          10          70          70          50
QPF 12hr                      0           0        0.14        0.18        0.09
Rain shwrs                                C  C  L  L  L  L  L  L  C  C  C  C  C
Tstms                                     C  C  C  C  C  C  C  C        S  S  C


Date           03/27  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17  Fri 03/31/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          72      52    70      48    71      49    72      50    67
Temp          68 66   58 53 67 64   54 49 67 63   53 50 68 65   54 50 64 63
Dewpt         51 54   50 51 52 52   49 49 46 48   44 47 48 50   47 48 48 50
PWind Dir        SW       S    SW       W     N       E     S      SE     S
Wind Char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg Clouds    B2 B2   B2 B2 OV B1   B1 B1 B1 SC   SC SC B1 B1   B2 B2 B2 B2
PoP 12hr         40      50    30      20    20      10    20      50    40
Rain shwrs     C  C    C  C  C  C    S  S  S  S          S  S    C  C  C  C
Tstms          C  C    C  C  C  C                        S  S    C  C  S  S

$$

TNZ071-250900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
319 PM EDT Fri Mar 24 2017

Date           03/24/17      Sat 03/25/17            Sun 03/26/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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          73          56          71          55
Temp          70 65 61 58 56 54 62 69 72 67 63 60 58 57 63 68 70 67 62 59 58 56
Dewpt         47 47 47 49 48 48 49 50 50 49 49 51 52 52 54 55 54 53 53 54 53 53
RH            44 52 60 72 74 80 62 51 46 52 60 72 80 83 72 63 57 61 72 83 83 90
Wind Dir       S  S  S  S  S  S  S  S  S  S SE  S  S  S  S SW SW SW  S SW  S SW
Wind Spd       8  5  5  5  3  4 11 11  8  8  8  6  8  8 10 12 12  6  4  3  4  4
Clouds        SC SC SC SC B1 B1 B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B1 B1 B1 B1 B2
PoP 12hr                      0          10          90          70          40
QPF 12hr                      0           0        0.74        0.38        0.14
Rain shwrs                                D  D  D  D  L  L  L  L  C  C  C  C  C
Tstms                                     C  C  C  C  C  C  C  C        S  S  C


Date           03/27  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17  Fri 03/31/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          75      56    70      52    73      52    75      55    71
Temp          71 70   61 57 67 65   57 53 69 65   56 53 71 69   59 55 68 66
Dewpt         55 54   52 53 55 53   51 52 51 52   48 50 54 52   51 51 53 51
PWind Dir        SW      SW    SW       W    NW      NE     S       S    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg Clouds    B2 B2   B2 B2 B2 B1   B1 B1 B1 SC   SC SC B1 B1   B2 B2 B2 B2
PoP 12hr         40      70    30      20    20      10    20      50    40
Rain shwrs     C  C    L  L  C  C    S  S  S  S          S  S    C  C  C  C
Tstms          C  C    C  C  C  C                        S  S    C  C  S  S

$$

TNZ036-250900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
319 PM EDT Fri Mar 24 2017

Date           03/24/17      Sat 03/25/17            Sun 03/26/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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          73          55          71          54
Temp          70 66 61 57 55 53 62 69 72 67 62 59 58 56 62 68 70 66 62 59 57 55
Dewpt         48 48 48 48 48 49 50 51 50 49 50 52 53 52 54 56 54 54 54 55 54 54
RH            45 52 62 72 77 86 65 53 46 52 65 78 83 86 75 65 57 65 75 87 90 96
Wind Dir       S  S  S  S  S  S  S  S  S  S SE  S  S  S  S  S SW SW  S SW SW SW
Wind Spd       8  5  6  3  3  5 11 12 10  6  5  5  6  6  8 11 10  4  2  2  2  2
Clouds        SC B1 B1 B1 B1 B1 B1 B1 B1 B2 OV OV OV OV OV B2 B2 B2 B2 B1 B1 B2
PoP 12hr                      0          10         100          70          40
QPF 12hr                      0           0        0.77        0.37        0.14
Rain shwrs                                D  D  D  D  L  L  L  L  C  C  S  S  C
Tstms                                     C  C  C  C  C  C  C  C        S  S  C


Date           03/27  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17  Fri 03/31/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          74      56    70      52    73      52    75      55    70
Temp          70 69   61 57 67 65   57 53 69 65   56 53 71 69   59 55 67 65
Dewpt         56 54   53 53 55 53   51 52 49 52   48 50 52 53   50 52 53 51
PWind Dir        SW      SW    SW       W     N      NE    SE       S    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg Clouds    B2 B2   B2 B2 B2 B1   B1 B1 B1 SC   SC SC B1 B1   B2 B2 B2 B2
PoP 12hr         40      70    40      20    20      10    20      50    40
Rain shwrs     C  C    L  L  C  C    S  S  S  S          S  S    C  C  C  C
Tstms          C  C    C  C  C  C                        S  S    C  C  S  S

$$

TNZ099-250900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
319 PM EDT Fri Mar 24 2017

Date           03/24/17      Sat 03/25/17            Sun 03/26/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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                      56          73          57          72          57
Temp          71 68 63 60 59 57 64 70 72 68 64 61 59 58 64 69 71 68 64 61 59 58
Dewpt         48 48 51 50 51 51 52 53 53 53 56 56 56 55 56 57 57 56 57 56 56 56
RH            44 49 65 69 75 80 65 55 51 59 75 84 90 90 75 66 61 65 78 84 90 93
Wind Dir       S SE SE  S  S  S  S SE SE SE SE  S  S  S  S  S  S  S  S  S  S  S
Wind Spd      10  6  8  8  9  9 12 12 12 10 10  8  9  9  9 12 12  6  3  4  4  4
Clouds        B1 B1 B1 B1 B1 B2 B2 B1 B2 OV OV OV OV OV OV B2 B1 B1 B1 B2 B2 B2
PoP 12hr                      0          40         100          70          30
QPF 12hr                      0        0.17        0.67        0.19        0.06
Rain shwrs                          C  C  D  D  D  D  L  L  L  L  C  C  S  S  C
Tstms                               S  C  C  C  C  C  C  C  C  C        S  S  C


Date           03/27  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17  Fri 03/31/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          75      57    72      52    76      55    76      57    73
Temp          72 70   62 58 69 66   58 53 72 68   59 56 72 70   61 57 70 68
Dewpt         56 56   57 55 57 55   53 52 53 55   53 53 52 52   54 53 55 52
PWind Dir         S       S    SW      SW     N       E     S       S    SW
Wind Char        LT      LT    LT      LT    LT      LT    GN      GN    GN
Avg Clouds    B2 B2   B2 B2 B2 B1   B1 B1 B1 SC   SC SC SC SC   B2 B2 B2 B2
PoP 12hr         40      70    40      20    30      10    20      50    40
Rain shwrs     C  C    L  L  C  C    S  S  C  C          S  S    C  C  C  C
Tstms          C  C    C  C  C  C                        S  S    C  C  S  S

$$

NCZ060-250900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
319 PM EDT Fri Mar 24 2017

Date           03/24/17      Sat 03/25/17            Sun 03/26/17            Mon
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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          69          54          69          54
Temp          64 61 57 54 52 51 59 66 68 65 61 58 56 55 61 66 68 65 61 58 56 55
Dewpt         45 45 49 48 49 48 49 50 49 50 51 53 53 53 54 54 55 53 54 55 53 53
RH            50 56 75 80 89 89 69 56 51 58 70 83 90 93 78 65 63 65 78 90 90 93
Max/Min RH                   89          51          93          61          93
Wind Dir      SE SE SE SE SE SE SE SE SE SE SE  S  S  S  S  S  S  S  S  S  S  S
Wind Dir Deg  15 14 14 14 15 15 15 15 15 14 15 16 16 16 18 18 19 17 16 16 17 17
Wind Spd       9  8  9 11 10  9  9 10 12  8  9  9  9  9  6 10  9  5  3  3  3  3
Clouds        B1 B1 B1 B2 B1 B2 B2 B2 B1 B2 OV OV OV OV OV B2 B2 B1 B1 B1 B1 B2
Clouds (%)    62 54 63 70 68 85 73 70 60 74 92 95 95 98 95 75 78 65 65 66 66 77
Vsby          10 10 10 10  4  4 10 10
PoP 12hr                      0          20         100          70          30
QPF 12hr                      0        0.02        0.66        0.21        0.07
Rain shwrs                          S  S  D  D  D  D  L  L  L  L  C  C  C  C  C
Tstms                               S  S  C  C  C  C  C  C  C  C        S  S  C
Haines                                    3                       3
LAL               1     1     1     2     3     3     3     3     3     2     3
Max Mix Hgt                            4900                    3800
AGL Mix Hgt                            3300                    2100
Max Vent Rt                           67300                   36900
T Wind Dir                                S                       S
T Wind Spd                               20                      17
ADI                                      59                      32
Max LVORI                                 4                       4
Stability         C     D     D     C     C     D     D     C     C     F     F
Ceiling        4000  4000  2400  4000  3200  1700  2400  3200  3200  4700  3200
Sta Pres      28.19 28.16 28.13 28.09 27.99 27.96 27.93 27.94 27.91 27.92 27.90


Date           03/27  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17  Fri 03/31/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          72      53    68      49    75      52    73      54    69
Temp          69 67   58 54 65 63   54 50 70 67   56 53 69 67   58 54 66 64
Dewpt         54 53   53 53 55 53   50 50 51 49   50 50 51 52   53 51 53 52
PWind Dir         S       S    SW       W     W       S     S      SE     S
Wind Char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg Clouds    B2 B2   B2 B2 B2 B1   B1 SC SC SC   SC SC SC B1   B2 B2 B2 B2
PoP 12hr         40      60    40      20    20      10    20      50    40
Rain shwrs     C  C    L  L  C  C    S  S  S  S          S  S    C  C  C  C
Tstms          C  C    C  C  C  C                        S  S    C  C  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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