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

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Point Forecast Matrices
National Weather Service Morristown TN
945 PM EDT Wed Mar 22 2017

TNZ017-230900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
945 PM EDT Wed Mar 22 2017

Date           03/22/17      Thu 03/23/17            Fri 03/24/17            Sat
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                      29          59          39          66          47
Temp                40 35 32 31 42 54 58 53 47 44 41 39 51 61 65 61 56 52 50 48
Dewpt               19 21 22 24 24 25 28 31 32 33 33 31 38 41 45 45 46 47 46 45
RH                  42 56 66 75 48 32 32 43 56 65 73 73 61 48 48 56 69 83 86 89
Wind Dir            NE NE NE  E  E SE  S  S SE SE SE  S  S SW SW  W  S SE  S  S
Wind Spd             2  2  1  1  2  4  5  4  5  6  5  4  4  4  2  1  2  3  3  4
Clouds              FW SC SC B1 B1 B1 SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2
PoP 12hr                      0           5           5          10          10
QPF 12hr                      0           0           0           0           0
Freeze                  W  W  W


Date           03/25  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
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          71      50    68      49    71      50    69      48    68
Temp          67 65   57 52 65 63   54 50 68 66   56 51 66 64   54 49 66 63
Dewpt         48 49   49 49 51 53   50 49 49 50   49 50 49 51   48 46 46 46
PWind Dir         S      SE     S       S    SW       S    SW       W    SW
Wind Char        LT      LT    GN      LT    LT      LT    GN      LT    LT
Avg Clouds    B2 B2   B2 OV OV B2   B2 B1 B1 B1   B1 B1 B2 B1   B1 SC B1 SC
PoP 12hr         20      60    70      40    20      40    40      30    40
Rain shwrs        S    C  L  L  L    C  C  S  S    C  C  C  C    C  C  C  C

$$

TNZ071-230900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
945 PM EDT Wed Mar 22 2017

Date           03/22/17      Thu 03/23/17            Fri 03/24/17            Sat
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          60          43          66          52
Temp                48 44 42 40 43 56 59 55 50 47 45 43 53 62 65 62 58 56 54 53
Dewpt               23 25 27 29 31 33 35 36 36 36 36 37 40 46 48 48 48 47 47 47
RH                  37 47 55 64 62 42 40 49 58 65 70 79 61 56 54 60 69 72 77 80
Wind Dir            NE NE NE NE  E NE  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind Spd             5  4  4  3  4  5  8  5  5  5  4  4  5  8  9  8  4  2  3  5
Clouds              SC B1 SC B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2
PoP 12hr                      0           5           5          10          10
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                                    S


Date           03/25  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
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      54    70      53    73      54    71      51    71
Temp          68 67   60 56 67 65   58 54 70 68   60 55 69 66   57 52 69 65
Dewpt         50 49   52 52 54 54   52 51 55 53   51 52 54 52   49 49 49 47
PWind Dir         S       S     S      SW    SW       S    SW      SW     W
Wind Char        GN      LT    GN      LT    LT      LT    GN      LT    LT
Avg Clouds    B2 B2   OV OV OV B2   B1 B1 B1 B1   B1 B2 B2 B1   B1 B1 B1 SC
PoP 12hr         30      70    70      40    30      50    40      20    20
Rain shwrs     S  C    L  L  L  L    C  C  C  C    C  C  C  C    S  S  S  S
Tstms             S                        S  S          C  C

$$

TNZ036-230900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
945 PM EDT Wed Mar 22 2017

Date           03/22/17      Thu 03/23/17            Fri 03/24/17            Sat
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                      37          61          44          66          52
Temp                47 43 40 38 46 57 60 56 51 48 46 44 54 62 65 62 58 56 54 53
Dewpt               21 24 25 26 29 32 35 37 37 37 37 37 40 46 48 48 48 48 47 47
RH                  35 47 55 62 51 38 39 49 59 65 71 76 59 56 54 60 69 74 77 80
Wind Dir            NE NE NE NE SE  S  S SW SW  S  S  S  S  S  S  S  S SW  S  S
Wind Spd             3  3  2  1  2  4  4  4  6  8  8  6  6  8  8  8  5  3  3  5
Clouds              SC B1 SC B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2
PoP 12hr                      0           5           5          10          10
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                                    S


Date           03/25  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
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      54    69      52    73      54    70      51    71
Temp          68 67   60 56 66 64   57 53 70 68   60 55 68 65   57 52 69 65
Dewpt         50 50   53 53 55 54   53 50 53 54   52 53 55 52   50 49 48 47
PWind Dir         S       S     S      SW    SW       S    SW       W     W
Wind Char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2   OV OV OV B2   B1 B1 B1 B2   B1 B2 B2 B1   B1 B1 B1 SC
PoP 12hr         40      80    70      40    30      50    50      20    20
Rain shwrs     S  C    L  D  L  L    C  C  C  C    C  C  C  C    S  S  S  S
Tstms             S                        S  S          C  C

$$

TNZ099-230900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
945 PM EDT Wed Mar 22 2017

Date           03/22/17      Thu 03/23/17            Fri 03/24/17            Sat
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                      42          64          47          68          55
Temp                52 48 45 43 49 60 63 59 54 51 49 47 56 64 67 64 61 59 57 56
Dewpt               27 30 31 32 33 33 35 36 36 36 36 38 44 46 48 50 51 51 50 50
RH                  38 49 58 65 54 36 35 42 50 56 61 71 64 52 50 60 70 75 77 80
Wind Dir             N  N NE NE  E SE SE SE  S  S  S  S  S  S  S  S SE SE  S  S
Wind Spd             8  6  5  4  6  8 10  9 10 10 10  9 10 10  9  8  6  5  5  6
Clouds              B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B2 B2 B2 B2 B2
PoP 12hr                      0           5          10          10          10
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                                    C
Tstms                                                                         S


Date           03/25  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
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      56    71      54    74      55    72      53    73
Temp          70 69   61 58 68 66   59 55 71 69   61 56 70 67   59 54 71 68
Dewpt         52 54   56 55 57 55   54 53 56 56   55 55 55 52   52 50 50 49
PWind Dir         S       S     S       S     S       S    SW      SW     W
Wind Char        GN      GN    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2   OV OV OV B2   B1 B1 B2 B2   B1 B2 B2 B1   SC B1 B1 B1
PoP 12hr         40      80    70      40    40      50    40      20    20
Rain shwrs     C  C    D  D  L  L    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          S  S    C  S                S  S          C  C

$$

NCZ060-230900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
945 PM EDT Wed Mar 22 2017

Date           03/22/17      Thu 03/23/17            Fri 03/24/17            Sat
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                      38          60          43          63          50
Temp                45 43 40 40 51 56 59 55 50 47 45 43 52 59 62 59 56 54 52 51
Dewpt               34 34 33 32 34 33 34 35 35 35 35 35 41 43 44 44 46 48 48 48
RH                  65 70 76 73 52 42 39 47 56 63 68 73 66 55 52 57 69 80 86 89
Max/Min RH                   76          39          73          52          89
Wind Dir             N  N NE NE SE  S  S  S  S SE SE SE SE SE SE SE SE SE SE SE
Wind Dir Deg         0  1  3  5 12 18 19 18 16 15 14 14 15 15 14 14 14 14 14 15
Wind Spd             2  2  3  3  3  2  4  4  8 10 10  9  9  9  8  6  6  8  6  6
Clouds              SC B2 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B2 B2 B2
Clouds (%)          50 70 50 68 58 58 60 68 68 60 60 60 60 50 50 57 57 70 70 83
Vsby                10 10 10 10 10 10
PoP 12hr                      0           5           5          10          10
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                                    C
Tstms                                                                         S
Haines                                    3                       3
LAL                     1     1     1     1     1     1     1     1     1     2
Max Mix Hgt                            3900                    3100
AGL Mix Hgt                            2200                    1400
Max Vent Rt                           30800                   18300
T Wind Dir                               SE                      SE
T Wind Spd                               13                      12
ADI                                      27                      16
Max LVORI                                 3                       3
Stability               F     F     B     B     E     E     B     C     E     D
Ceiling              5500  9800  9800  8900  4700  4000  4000  NONE  3200  3200
Sta Pres            28.20 28.24 28.28 28.26 28.28 28.27 28.27 28.20 28.16 28.14


Date           03/25  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17  Wed 03/29/17
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          69      52    69      51    74      52    70      49    71
Temp          66 65   57 54 66 64   56 52 71 69   58 53 68 65   55 50 69 65
Dewpt         48 51   53 52 53 54   52 51 54 54   52 51 52 51   50 47 47 47
PWind Dir         S      SE     S       S    SW       S    SW      SW     W
Wind Char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2   OV OV OV B2   B1 B1 B2 B2   B1 B2 B2 B1   B1 SC B1 SC
PoP 12hr         40      60    60      40    40      40    30      20    20
Rain shwrs     C  C    L  L  L  L    C  C  C  C    C  C  C  C    S  S  S  S
Tstms          S  S    C  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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