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

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Point Forecast Matrices
National Weather Service Morristown TN
309 PM EDT Fri May 26 2017

TNZ017-270900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
309 PM EDT Fri May 26 2017

Date           05/26/17      Sat 05/27/17            Sun 05/28/17            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                      59          80          64          80          62
Temp          76 73 67 63 61 62 72 77 79 76 71 68 66 66 74 78 79 76 70 66 64 64
Dewpt         55 56 56 57 58 59 61 63 64 65 64 64 64 65 66 67 67 66 65 64 63 62
RH            48 55 68 81 90 90 68 62 60 69 79 87 93 97 76 69 67 71 84 93 97 93
Wind Dir      SW SW SE  S SW SW SW SW SW SW  S SW SE SE  W SE SW  W SW SW SW  W
Wind Spd       9  5  5  4  8  9 11 11 10  5  5  3  2  4  8  8 10  6  6  4  6  6
Clouds        SC SC SC B1 B1 B1 B1 B1 B2 B1 B1 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     10          50          50          70          60
QPF 12hr                      0        0.17        0.17        0.29        0.25
Rain shwrs                    C  C  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C
Tstms                         C  C  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C


Date           05/29  Tue 05/30/17  Wed 05/31/17  Thu 06/01/17  Fri 06/02/17
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          77      58    78      57    80      59    79      60    76
Temp          75 73   62 60 76 73   62 60 77 75   64 62 77 74   64 62 74 72
Dewpt         63 61   58 58 55 58   54 57 55 58   57 57 58 61   59 60 62 64
PWind Dir        SW       W     W       W    SW      SW     W      SW    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2   B1 B1 SC SC   SC SC B1 B1   B1 B1 B2 B2   B2 B2 B2 B2
PoP 12hr         40      10    10      10    20      20    40      40    40
Rain shwrs     C  C                        S  S    S  S  C  C    C  C  C  C
Tstms          C  C                        S  S    S  S  S  S    S  S  C  C

$$

TNZ071-270900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
309 PM EDT Fri May 26 2017

Date           05/26/17      Sat 05/27/17            Sun 05/28/17            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                      65          83          66          82          65
Temp          80 77 72 69 67 67 76 81 82 79 73 70 68 68 76 80 81 78 72 69 67 67
Dewpt         58 59 61 62 62 62 64 66 66 68 67 67 67 67 68 69 69 68 67 66 65 65
RH            47 54 68 78 84 84 66 60 58 69 81 90 97 97 76 69 67 71 84 90 93 93
Wind Dir      SW SW  S SW SW  S SW SW SW SE SE  S SW SW  W SW SW SW SW  S SW SW
Wind Spd       8  5  5 10 10  9 10  6  3  5  4  4  6  8  8  9  9  5  4  8  8  4
Clouds        SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     10          30          50          70          60
QPF 12hr                      0        0.16        0.18        0.21        0.44
Rain shwrs                    S  S  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C
Tstms                         S  S  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C


Date           05/29  Tue 05/30/17  Wed 05/31/17  Thu 06/01/17  Fri 06/02/17
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          79      61    80      60    83      64    81      64    81
Temp          77 75   65 63 78 75   65 63 80 78   68 66 79 77   68 66 79 77
Dewpt         65 63   60 62 57 59   58 61 57 61   60 62 62 63   63 64 64 66
PWind Dir        SW      SW    SW      SW    SW      SW    SW       S    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B1   B1 B1 SC SC   SC SC B1 B1   B1 B1 B2 B2   B2 B2 B2 B2
PoP 12hr         30      20    10      10    20      20    40      40    40
Rain shwrs     C  S    S  S                S  S    S  S  C  C    C  C  C  C
Tstms          C  S                        S  S    S  S  C  C    S  S  C  C

$$

TNZ036-270900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
309 PM EDT Fri May 26 2017

Date           05/26/17      Sat 05/27/17            Sun 05/28/17            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                      65          82          66          82          65
Temp          81 78 72 69 67 67 75 80 81 78 73 70 68 68 76 80 81 78 72 69 67 67
Dewpt         57 59 61 62 62 62 64 66 67 68 67 67 67 67 68 69 69 68 67 66 65 65
RH            44 52 68 78 84 84 69 62 63 71 81 90 97 97 76 69 67 71 84 90 93 93
Wind Dir       S  S  S SW SW SW SW  S  S NE  S  S SW SW NW SW SW  W SW  S SW SW
Wind Spd       8  6  6  6  6  8  9  6  2  4  4  3  4  6  8  9  9  4  5  6  8  3
Clouds        SC SC SC SC B1 B1 B2 B1 B1 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     10          40          50          70          60
QPF 12hr                      0        0.20        0.22        0.22        0.38
Rain shwrs                    C  C  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C
Tstms                         C  C  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C


Date           05/29  Tue 05/30/17  Wed 05/31/17  Thu 06/01/17  Fri 06/02/17
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          79      60    81      60    84      63    81      64    81
Temp          77 75   64 63 78 76   65 63 81 79   68 65 79 77   68 66 79 77
Dewpt         65 63   60 60 57 59   58 60 57 61   60 61 62 63   63 63 63 66
PWind Dir        SW       W     W      SW    SW      SW     W      SW    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B1   B1 SC SC SC   SC FW B1 B1   B1 B1 B2 B2   B2 B2 B2 B2
PoP 12hr         30      10    10      10    20      20    40      40    40
Rain shwrs     C  S                        S  S    S  S  C  C    C  C  C  C
Tstms          C  S                        S  S    S  S  C  C    S  S  C  C

$$

TNZ099-270900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
309 PM EDT Fri May 26 2017

Date           05/26/17      Sat 05/27/17            Sun 05/28/17            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                      66          85          69          85          68
Temp          83 80 74 70 68 68 77 83 84 81 76 73 71 71 79 83 84 81 75 72 70 70
Dewpt         58 60 61 62 63 63 65 67 67 69 68 68 68 68 70 71 71 70 69 68 67 66
RH            43 51 64 76 84 84 67 59 57 67 76 84 90 90 74 67 65 69 82 87 90 87
Wind Dir       S  S  S  S  S  S SW SW SW SW  S  S SW SW  W NW NW  S NW  S  S SW
Wind Spd       8  8  6  5  5  6  9 10  8  6  4  4  4  6  6 10 10  8  4  6  6  3
Clouds        SC SC FW FW SC B1 B1 B2 B1 B1 B1 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      5          40          40          70          60
QPF 12hr                      0        0.09        0.13        0.19        0.36
Rain shwrs                    S  S  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C
Tstms                         S  S  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C


Date           05/29  Tue 05/30/17  Wed 05/31/17  Thu 06/01/17  Fri 06/02/17
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          81      62    82      63    85      65    83      66    84
Temp          79 77   66 64 80 78   67 66 82 80   69 67 81 79   70 68 82 80
Dewpt         67 65   62 63 58 61   60 61 59 65   62 63 63 65   65 65 66 67
PWind Dir        SW      NW    NW      SW    SW      SW     S       S    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B1   B1 B1 SC SC   SC SC B1 B1   B1 B1 B2 B2   B2 B2 OV B2
PoP 12hr         30      20    10      10    20      20    40      40    40
Rain shwrs     C  C    S  S                S  S    S  S  C  C    C  C  C  C
Tstms          C  C                        S  S    S  S  C  C    C  C  C  C

$$

NCZ060-270900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
309 PM EDT Fri May 26 2017

Date           05/26/17      Sat 05/27/17            Sun 05/28/17            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                      60          82          64          81          64
Temp          79 75 68 65 62 63 73 79 81 78 72 68 66 66 74 79 80 77 71 68 66 66
Dewpt         57 58 58 58 59 60 62 65 66 65 64 64 64 65 67 68 68 67 66 65 64 64
RH            47 55 70 78 90 90 68 62 60 64 76 87 93 97 79 69 67 71 84 90 93 93
Max/Min RH                   97          60         100          67          97
Wind Dir       W SW SE  S  S  S SW SW SW SW SE SW SW SW  W SW SW SE  E  N  S NE
Wind Dir Deg  24 20 15 18 18 19 22 23 22 22 14 20 21 22 25 21 22 15 10 33 18  3
Wind Spd       5  5  4  3  3  3  8  8 10  6  4  4  4  5  8 10  9  9  5  5  6  4
Clouds        FW SC FW SC SC B1 B1 B1 B1 B1 B1 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2
Clouds (%)    25 30 22 38 44 60 69 58 63 66 66 74 74 92 92 87 87 84 84 87 87 78
Vsby          10 10 10 10  5 10 10 10
PoP 12hr                      5          30          40          60          60
QPF 12hr                      0        0.08        0.09        0.16        0.41
Rain shwrs                    S  S  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C
Tstms                         S  S  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C
Haines                                    3                       3
LAL               1     1     2     3     3     3     4     4     4     4     3
Max Mix Hgt                            6600                    4800
AGL Mix Hgt                            5000                    3200
Max Vent Rt                           56900                   39900
T Wind Dir                                W                       W
T Wind Spd                               11                      12
ADI                                      50                      35
Max LVORI                                 4                       4
Stability         B     G     F     B     B     F     D     C     C     D     F
Ceiling       15900 15900  5500  4700 18200  NONE  4000 13800 23500 12700 13800
Sta Pres      27.90 27.94 27.93 27.91 27.89 27.89 27.91 27.87 27.87 27.87 27.90


Date           05/29  Tue 05/30/17  Wed 05/31/17  Thu 06/01/17  Fri 06/02/17
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          78      60    80      57    81      60    80      62    80
Temp          76 74   64 62 78 75   62 60 78 76   65 63 78 76   66 64 78 76
Dewpt         64 62   59 61 56 57   56 59 56 60   58 61 60 63   61 62 64 66
PWind Dir         W       W    NW      NW     W      SW    SW       S    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2   B2 B1 B1 SC   SC SC B1 B1   B1 B1 B1 B2   B2 B2 B2 B2
PoP 12hr         40      20    10      10    20      20    40      40    40
Rain shwrs     C  C    S  S                S  S    S  S  C  C    C  C  C  C
Tstms          C  C                        S  S    S  S  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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