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

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Point Forecast Matrices
National Weather Service Morristown TN
323 PM EDT Tue May 23 2017

TNZ017-240900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
323 PM EDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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                      57          72          54          65          52
Temp          66 64 61 59 57 59 69 72 69 64 61 58 56 56 61 64 65 62 58 55 53 55
Dewpt         61 62 58 58 57 59 59 59 58 57 55 54 51 52 52 52 52 50 50 50 50 52
RH            84 93 90 96100100 70 64 68 78 81 86 83 86 72 65 63 65 75 83 89 90
Wind Dir       E  N  E SW  S SE  E  S  S SW  W  W  W  W  W  W  W  W  W  W  W  W
Wind Spd       4  3  3  2  2  3  8 13  9 10  5  6  3  5  8 11 14 13 10  8  6  5
Clouds        OV OV OV OV B2 OV OV OV B2 OV OV B2 B2 OV OV B2 OV OV OV B2 B2 B1
PoP 12hr                     40          80          60          70          30
QPF 12hr                   0.05        0.78        0.25        0.35        0.05
Rain shwrs     D  C  C  C  C  D  D  D  D  L  L  L  L  L  L  L  L  C  C  C  C
Tstms          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S


Date           05/26  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          77      58    83      62    81      61    80      59    78
Temp          74 73   63 61 80 78   67 65 79 76   66 64 78 75   64 61 76 74
Dewpt         53 57   58 60 62 64   63 63 63 63   62 61 59 58   58 59 59 60
PWind Dir         W      SW    SW      SW    SW      SW    SW      SW     W
Wind Char        GN      LT    GN      LT    GN      GN    GN      LT    GN
Avg Clouds    SC SC   SC B1 B2 B2   B1 B1 B2 B2   B2 B1 B1 B1   SC SC B1 B1
PoP 12hr         10      20    40      40    50      40    30      10    20
Rain shwrs             S  S  C  C    C  C  C  C    C  C  C  C          S  S
Tstms                  S  S  C  C    C  C  C  C    C  C  C  C          S  S

$$

TNZ071-240900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
323 PM EDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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          71          54          69          55
Temp          68 68 62 59 59 59 64 70 70 66 62 58 56 56 63 67 69 66 61 58 57 58
Dewpt         63 62 61 59 59 59 61 60 58 57 55 53 53 53 53 52 52 51 52 52 51 53
RH            84 81 97100100100 90 71 66 73 78 83 90 90 70 59 55 58 72 80 80 83
Wind Dir      NW SW SW SW  S  S  S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
Wind Spd       5  4  4  4  3  3  3 14 14  9  6  4  4  8 12 14 16 11  8  6  5  4
Clouds        OV OV OV B2 OV OV OV OV B2 B2 OV B2 OV OV OV B2 B2 B2 B2 SC SC FW
PoP 12hr                     50          80          60          50          10
QPF 12hr                   0.05        0.66        0.19        0.14           0
Rain shwrs     L  C  C  C  C  D  D  L  L  L  L  L  L  C  C  C  C
Tstms          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S


Date           05/26  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          81      63    85      66    81      65    81      62    81
Temp          78 77   67 66 82 80   71 68 79 77   69 67 79 77   67 65 79 77
Dewpt         55 61   63 62 63 64   63 64 66 65   64 63 62 61   61 61 62 62
PWind Dir        SW       S    SW      SW    SW      SW    SW      SW    SW
Wind Char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg Clouds    FW SC   SC B2 B1 B1   B2 B2 B2 B2   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr          5      20    20      40    60      50    30      10    20
Rain shwrs             S  S  S  S    C  C  L  L    C  C  C  C          S  S
Tstms                  S  S  S  S    C  C  C  C    C  C  C  C          S  S

$$

TNZ036-240900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
323 PM EDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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          71          54          71          54
Temp          71 71 63 61 59 60 65 69 71 66 62 59 56 56 64 69 70 67 61 58 56 58
Dewpt         61 61 60 59 59 60 61 60 58 56 54 53 52 53 51 50 49 50 51 52 52 53
RH            71 71 90 93100100 87 73 63 70 75 80 86 90 63 51 47 54 70 80 86 83
Wind Dir       N  W SW  S  S SE  E SW SW  W  W  W SW SW SW SW  W  W SW SW SW SW
Wind Spd       4  2  2  2  2  2  2  9  9  5  3  1  2  4  8  9  9  8  4  3  2  2
Clouds        B2 B2 OV B2 OV OV OV OV OV B2 OV B2 OV OV B2 B2 B2 B1 B1 SC SC FW
PoP 12hr                     50          80          50          40           5
QPF 12hr                   0.04        0.66        0.09        0.12           0
Rain shwrs     L  S  S  C  C  D  D  L  L  C  C  C  C  C  C  C  C
Tstms          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S


Date           05/26  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          81      63    84      66    81      64    82      62    81
Temp          78 77   67 65 82 80   70 68 79 77   68 66 80 77   66 64 79 77
Dewpt         56 62   63 62 64 65   64 64 67 65   64 63 62 60   60 60 61 62
PWind Dir        SW       S    SW      SW    SW      SW    SW      SW    SW
Wind Char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg Clouds    FW SC   B1 B2 B1 B1   B2 B2 B2 B2   B1 B1 B1 B1   SC SC B1 B1
PoP 12hr          5      20    20      50    60      50    20      10    20
Rain shwrs             S  S  S  S    C  C  L  L    C  C  S  S          S  S
Tstms                  S  S  S  S    C  C  C  C    C  C  S  S          S  S

$$

TNZ099-240900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
323 PM EDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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                      61          71          55          73          56
Temp          72 71 65 62 61 61 63 70 70 64 62 59 57 57 66 71 72 69 63 60 58 59
Dewpt         63 63 62 61 61 61 61 59 58 56 54 54 52 53 52 51 51 52 54 54 54 55
RH            73 76 90 97100100 93 68 66 75 75 83 83 86 61 49 48 55 72 81 86 87
Wind Dir      SW NW  S  S  S  S  S SW  W  W  W  W SW SW SW  W  W  W  W  W  W SW
Wind Spd       1  2  3  2  3  3  8 13 10  8  4  3  3  4  8 12 13  9  3  2  2  1
Clouds        B2 B2 B2 B2 OV OV OV B2 OV B2 B2 OV OV OV B1 B2 B1 SC SC FW FW FW
PoP 12hr                     70          80          70          30           5
QPF 12hr                   0.15        0.54        0.22        0.06           0
Rain shwrs     C  C  C  L  L  D  D  L  L  L  L  L  L  C  C  C  C
Tstms          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S


Date           05/26  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          85      65    86      68    82      66    83      64    83
Temp          82 80   69 67 83 82   72 70 81 79   70 68 81 78   68 66 81 79
Dewpt         58 64   65 63 64 65   65 66 68 67   67 65 63 62   62 62 63 63
PWind Dir        SW       S    SW       S    SW      SW    SW      SW    SW
Wind Char        LT      LT    GN      LT    GN      LT    GN      LT    LT
Avg Clouds    FW SC   SC B2 B1 B1   B2 B2 OV OV   B2 B1 B1 B1   B1 B1 B1 B1
PoP 12hr          5      10    20      50    60      40    30      10    20
Rain shwrs                   S  S    C  C  L  L    C  C  C  C          S  S
Tstms                        S  S    C  C  C  C    C  C  C  C          S  S

$$

NCZ060-240900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
323 PM EDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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          71          51          69          48
Temp          69 67 63 61 60 61 66 70 70 65 59 55 53 53 62 67 68 64 57 53 51 52
Dewpt         64 63 62 60 60 61 61 61 60 58 55 52 52 52 52 52 51 51 51 50 49 51
RH            84 87 97 97100100 84 73 71 78 87 90 96 96 70 59 54 63 80 89 93 96
Max/Min RH                  100          70         100          54         100
Wind Dir       W NW  W SE SW SE SW SW SW  W  W  W SW  W  W  W  W  W NW  W  W SW
Wind Dir Deg  26 30 26 15 22 15 21 20 23 27 28 27 20 24 24 24 26 26 29 27 26 21
Wind Spd       3  3  1  1  2  2  5 10  9  4  3  1  1  3  5 11 11  6  3  1  1  1
Clouds        B2 B2 OV OV OV OV OV OV OV B2 OV OV OV OV OV B2 B2 B1 B1 FW FW FW
Clouds (%)    86 85 88 90100100100 89 90 83 92 93 99 99 88 72 76 54 54 24 24 17
Vsby          10  6  5  3  2  2  3 10
PoP 12hr                     60          80          60          50           5
QPF 12hr                   0.10        0.73        0.21        0.15           0
Rain shwrs     C  C  C  L  L  D  D  L  L  L  L  L  L  C  C  C  C
Tstms          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Haines                                    3                       3
LAL               2     2     2     2     2     2     2     2     2     1     1
Max Mix Hgt                            6900                    8900
AGL Mix Hgt                            5200                    7200
Max Vent Rt                           90200                  116100
T Wind Dir                                S                       W
T Wind Spd                               17                      16
ADI                                      78                     101
Max LVORI                                 4                       4
Stability         B     D     D     C     B     D     D     C     B     G     G
Ceiling        3200  6300  1700  4000  5500  2400  1700  3200  5500  4700  NONE
Sta Pres      27.62 27.58 27.50 27.46 27.45 27.48 27.56 27.66 27.70 27.80 27.88


Date           05/26  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          80      60    84      63    81      63    80      59    79
Temp          76 76   64 63 81 79   67 65 79 77   67 65 78 75   64 61 77 75
Dewpt         55 61   62 61 62 64   63 63 66 65   64 64 62 60   60 61 61 62
PWind Dir         W      SW    SW      SW    SW      SW    SW      SW     W
Wind Char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg Clouds    FW FW   SC B1 B1 B1   B2 B2 B2 B2   B2 B1 B1 B1   B1 B1 B1 B1
PoP 12hr          5       5    20      30    50      50    30      10    20
Rain shwrs                   S  S    C  C  C  C    C  C  C  C          S  S
Tstms                        S  S    C  C  C  C    C  C  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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