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

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Point Forecast Matrices
National Weather Service Morristown TN
619 PM EDT Thu Mar 23 2017

TNZ017-240900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
619 PM EDT Thu Mar 23 2017

Date           03/23/17      Fri 03/24/17            Sat 03/25/17            Sun
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                      39          68          48          70          51
Temp             56 50 46 43 40 52 63 67 62 57 54 51 49 58 66 69 65 60 56 54 52
Dewpt            28 28 30 31 34 39 44 47 47 45 44 43 45 47 47 48 48 48 49 50 50
RH               34 42 53 62 79 61 50 49 58 64 69 74 86 67 50 47 54 64 77 86 93
Wind Dir         SE SE SE  S SE  S  S  S  S  S SE SE SE  S  S  S  S SE SE SE SE
Wind Spd          6  4  3  4  3  6  9  9  6  5  5  3  4  8 11 11  8  8  6  8  5
Clouds           SC FW B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 OV OV OV
PoP 12hr                      0           0           5          20          80
QPF 12hr                      0           0           0        0.01        0.24
Rain shwrs                                                  S  S  L  L  D  D  D
Tstms                                                       S  S  C  C  C  C  C


Date           03/26  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17
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          67      49    72      51    70      48    68      45    67
Temp          64 62   54 50 68 66   57 52 67 64   54 49 64 61   50 46 63 60
Dewpt         51 54   50 49 51 52   49 50 50 52   49 47 42 44   42 43 41 40
PWind Dir         S       S    SW       S    SW       W    NW      NE    SE
Wind Char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV   B1 B1 B1 B1   B2 B2 B2 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         80      40    30      40    50      20    20      10    10
Rain shwrs     D  D    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C          C  C    C  C  C  C

$$

TNZ071-240900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
619 PM EDT Thu Mar 23 2017

Date           03/23/17      Fri 03/24/17            Sat 03/25/17            Sun
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                      45          67          53          72          55
Temp             59 54 50 48 46 55 63 66 63 59 57 55 54 62 69 71 67 63 60 58 56
Dewpt            37 36 35 36 38 42 47 48 48 46 46 47 47 50 50 49 50 50 51 52 52
RH               44 50 56 63 73 61 56 52 58 62 67 74 77 65 51 46 54 62 72 80 86
Wind Dir          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind Spd          4  5  4  4  3  6 12 11  8  6  5  5  5 12 12 11  9  8  6  8  6
Clouds           B1 B1 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 OV OV OV OV OV
PoP 12hr                      0           0           5          40          80
QPF 12hr                      0           0           0        0.10        0.52
Rain shwrs                                            S  S  C  C  D  D  D  D  L
Tstms                                                 S  S  C  C  C  C  C  C  C


Date           03/26  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17
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          70      53    74      55    71      52    70      49    71
Temp          67 65   58 54 70 69   60 56 68 66   57 53 66 64   54 50 67 64
Dewpt         55 54   52 52 55 54   52 52 54 52   51 49 48 48   47 46 47 46
PWind Dir         S       S    SW       S    SW       W    NW      NE    SE
Wind Char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV B2   B1 B1 B1 B1   B2 B2 B2 B1   B1 B1 B1 SC   SC SC SC B1
PoP 12hr         70      30    40      50    40      20    20      10    10
Rain shwrs     L  L    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C          C  C    C  C  C  C

$$

TNZ036-240900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
619 PM EDT Thu Mar 23 2017

Date           03/23/17      Fri 03/24/17            Sat 03/25/17            Sun
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                      45          69          52          71          55
Temp             59 54 50 48 46 56 65 68 64 60 57 55 53 61 68 70 67 62 59 58 56
Dewpt            36 36 36 37 39 41 47 48 48 48 47 47 48 49 49 49 50 51 51 53 52
RH               42 50 58 65 76 57 52 49 56 64 69 74 83 65 51 47 54 67 75 83 86
Wind Dir          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind Spd          5  6  5  5  3  5 11 10  5  4  4  4  4 10 12 10  6  6  5  6  4
Clouds           B1 B1 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 OV OV OV OV OV
PoP 12hr                      0           0           5          40          80
QPF 12hr                      0           0           0        0.10        0.50
Rain shwrs                                            S  S  C  C  D  D  D  D  L
Tstms                                                 S  S  C  C  C  C  C  C  C


Date           03/26  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17
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          70      52    74      54    71      51    70      48    71
Temp          67 65   57 53 70 68   60 55 68 65   57 52 66 64   53 49 67 64
Dewpt         55 55   52 52 55 54   52 53 53 52   51 49 47 48   46 46 45 45
PWind Dir         S      SW    SW       S    SW       W    NW      NE    SE
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV B2   B1 B1 B1 B1   B2 B2 B2 B1   B1 B1 B1 SC   SC SC SC B1
PoP 12hr         70      30    40      50    50      20    20      10    10
Rain shwrs     L  L    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C          C  C    C  C  C  C

$$

TNZ099-240900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
619 PM EDT Thu Mar 23 2017

Date           03/23/17      Fri 03/24/17            Sat 03/25/17            Sun
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          69          54          71          57
Temp             61 56 53 52 50 58 65 68 66 61 59 57 55 62 68 70 67 63 61 59 58
Dewpt            37 38 38 41 43 44 49 51 50 51 50 51 50 51 51 54 54 55 56 56 55
RH               41 51 57 66 77 59 56 54 56 70 72 80 83 67 54 57 63 75 84 90 90
Wind Dir          S  S  S  S  S  S  S  S SE SE  S SE  S  S  S  S  S  S  S  S  S
Wind Spd         10  9  9  9  8  8  9  9  8 10  8  8  8 12 14 13 10 10  8  8  8
Clouds           B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 OV OV OV OV OV
PoP 12hr                      0           0           5          50          80
QPF 12hr                      0           0           0        0.11        0.41
Rain shwrs                                            S  S  C  C  D  D  D  D  L
Tstms                                                 S  S  C  C  C  C  C  C  C


Date           03/26  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17
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          73      55    76      56    71      53    72      51    73
Temp          70 68   60 56 72 70   62 57 68 66   58 54 69 66   56 52 69 67
Dewpt         56 55   55 55 57 55   56 55 54 54   52 51 49 49   49 47 47 49
PWind Dir         S       S     S       S    SW       W     N      NE    SE
Wind Char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV B1   B1 B1 B2 B2   B2 B2 B2 B1   SC B1 B1 SC   SC SC SC B1
PoP 12hr         60      20    50      50    40      20    20      10    10
Rain shwrs     L  L    S  S  C  C    C  C  C  C    S  S  S  S
Tstms          C  C          C  C    C  C  C  C

$$

NCZ060-240900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
619 PM EDT Thu Mar 23 2017

Date           03/23/17      Fri 03/24/17            Sat 03/25/17            Sun
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                      43          65          51          68          53
Temp             57 52 49 46 44 53 61 64 61 57 55 53 52 59 65 67 64 60 57 55 54
Dewpt            33 33 33 36 40 43 45 49 47 47 47 48 47 50 49 51 51 51 52 53 52
RH               40 48 54 68 86 69 56 58 60 69 74 83 83 72 56 56 63 72 83 93 93
Max/Min RH                   86          56          83          54          93
Wind Dir         SE SE SE SE SE SE SE SE SE SE SE SE SE  S  S  S SE SE  S  S  S
Wind Dir Deg     14 14 14 14 14 14 15 15 13 14 14 15 15 17 17 16 15 15 16 16 16
Wind Spd         10 10 10 10  9  8  9  6  6  8  8  6  8 10 11 10  8  8  8  8  6
Clouds           B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 OV OV OV OV OV
Clouds (%)       67 67 70 71 75 75 65 58 64 64 74 74 80 80 84 84 89 89 99 99 95
Vsby             10 10 10 10 10 10 10
PoP 12hr                      0           5           0          30          80
QPF 12hr                      0           0           0        0.07        0.39
Rain shwrs                                            S  S  C  C  D  D  D  D  L
Tstms                                                 S  S  C  C  C  C  C  C  C
Haines                                    3                       3
LAL               1     1     1     1     1     1     2     3     3     3     3
Max Mix Hgt                            2600                    4500
AGL Mix Hgt                             900                    2800
Max Vent Rt                           11400                   66800
T Wind Dir                               SE                       S
T Wind Spd                               12                      24
ADI                                      10                      58
Max LVORI                                 4                       3
Stability         C     E     E     C     C     E     D     C     C     D     D
Ceiling        9800  4700  3200  3200  4000  3200  3200  3200  3200  1700  1700
Sta Pres      28.25 28.28 28.27 28.27 28.19 28.14 28.11 28.08 27.99 27.94 27.92


Date           03/26  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17  Thu 03/30/17
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          68      51    73      52    70      49    70      48    71
Temp          65 63   56 52 69 67   58 53 67 64   55 50 67 64   53 49 67 64
Dewpt         53 54   53 52 53 52   52 51 53 52   50 48 47 49   48 47 46 49
PWind Dir         S       S     S       S    SW       W    NW       E    SE
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV B1   B2 B1 B2 B1   B2 B2 B2 B1   SC B1 SC SC   SC SC SC B1
PoP 12hr         60      30    40      50    40      20    20      10    10
Rain shwrs     L  L    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  C          C  C    C  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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