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

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Point Forecast Matrices
National Weather Service Morristown TN
231 PM EDT Fri Jul 28 2017

TNZ017-290900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
231 PM EDT Fri Jul 28 2017

Date           07/28/17      Sat 07/29/17            Sun 07/30/17            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          76          56          82          56
Temp          75 73 69 67 66 66 72 75 75 71 64 60 58 59 72 79 80 76 66 62 59 59
Dewpt         73 71 69 67 65 64 63 61 61 60 60 58 57 57 58 55 53 55 55 55 54 58
RH            94 93100100 97 93 73 62 62 68 87 93 96 93 61 44 39 48 68 78 83 96
Wind Dir       W  W  W  N NW  N  N  N  N  N NE NE NE NE NE  N  N  N NE  E  E  E
Wind Spd       5  5  2  4  3  4  8 10 11  6  4  3  2  3  3  6  6  4  4  3  3  2
Clouds        OV OV OV B2 B2 B1 B1 SC SC SC SC FW FW FW FW FW FW CL CL CL CL CL
PoP 12hr                     70          20           5           0           0
QPF 12hr                   0.41        0.01           0           0           0
Rain shwrs     D  L  C  C  C  S  S
Tstms          S  S  S


Date           07/31  Tue 08/01/17  Wed 08/02/17  Thu 08/03/17  Fri 08/04/17
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          84      61    84      63    86      64    85      64    84
Temp          81 77   66 63 81 78   68 65 83 80   69 66 83 79   69 66 82 78
Dewpt         57 60   58 59 59 64   61 62 59 64   62 63 62 65   63 64 64 64
PWind Dir        NE       E    SW      SE    SW       S    SW       S     W
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    CL FW   FW FW FW FW   SC SC SC SC   B1 SC B1 B1   B1 B1 B1 B1
PoP 12hr          0       0     5      10    20      10    20      20    40
Rain shwrs                                 S  S          S  S    S  S  C  C
Tstms                                      S  S          S  S    S  S  C  C

$$

TNZ071-290900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
231 PM EDT Fri Jul 28 2017

Date           07/28/17      Sat 07/29/17            Sun 07/30/17            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                      68          81          61          84          61
Temp          76 74 71 70 69 69 76 80 80 76 69 65 63 64 75 81 83 78 70 66 64 64
Dewpt         73 73 71 70 68 67 66 63 63 60 62 61 60 60 60 58 56 58 58 58 57 59
RH            90 97100100 97 93 71 56 56 58 78 87 90 87 60 46 40 50 66 75 78 84
Wind Dir      SW SW  W  N  N  N  N  N  N NE NE  E NE  E NE NE NE NE  E  E  E  E
Wind Spd      10  8  6  4  4  6  8  9 10  8  8  4  4  4  9  9  8  5  3  4  3  3
Clouds        OV OV B2 B2 B2 B1 B1 SC SC SC SC FW FW CL CL FW FW FW FW FW FW FW
PoP 12hr                     60           5           5           0           0
QPF 12hr                   0.23           0           0           0           0
Rain shwrs     D  L  C  S  S
Tstms          S  S  S


Date           07/31  Tue 08/01/17  Wed 08/02/17  Thu 08/03/17  Fri 08/04/17
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          86      65    86      66    88      67    87      68    85
Temp          83 80   70 67 84 80   70 68 86 82   72 69 85 81   72 69 83 80
Dewpt         61 63   63 63 62 65   64 65 62 67   65 66 64 65   66 66 66 65
PWind Dir         N      NE    NW      SE    SW      SE     S      SW    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW FW   FW FW FW SC   SC SC SC SC   B1 SC SC SC   B1 B1 SC B1
PoP 12hr          0       0    10       5    20      10    20      20    30
Rain shwrs                                 S  S          S  S    S  S  C  C
Tstms                                      S  S          S  S    S  S  C  C

$$

TNZ036-290900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
231 PM EDT Fri Jul 28 2017

Date           07/28/17      Sat 07/29/17            Sun 07/30/17            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                      68          80          62          84          62
Temp          79 77 73 71 69 69 75 79 79 76 69 66 64 64 75 82 83 79 70 67 64 65
Dewpt         75 74 72 69 67 66 65 63 63 61 62 61 61 60 59 57 56 59 57 57 56 59
RH            88 90 97 93 93 90 71 58 58 60 78 84 90 87 58 43 40 50 63 70 75 81
Wind Dir      SW SW NW  N  N  N  N  N  N NE NE NE NE NE NE NE NE NE  N NE NE NE
Wind Spd       3  4  4  4  4  6  8  9 10  8  6  4  3  3  8  6  6  5  4  4  3  2
Clouds        OV OV B2 B2 B1 B1 B1 SC SC FW FW CL CL CL CL FW FW CL CL CL CL FW
PoP 12hr                     60           0           0           0           0
QPF 12hr                   0.24           0           0           0           0
Rain shwrs     D  L  C  S
Tstms          S  S  S


Date           07/31  Tue 08/01/17  Wed 08/02/17  Thu 08/03/17  Fri 08/04/17
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          87      66    87      67    88      67    88      68    86
Temp          84 81   71 68 85 81   71 69 86 82   72 69 86 82   72 69 84 80
Dewpt         61 64   64 63 63 67   65 65 61 68   65 66 63 66   66 66 66 67
PWind Dir         N      NE    SW      NE    SW      NE     S       W     W
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW FW   FW FW FW SC   FW SC SC SC   B1 SC SC SC   B1 B1 B1 B1
PoP 12hr          0       0    10       5    20      10    20      20    30
Rain shwrs                                 S  S          S  S    S  S  C  C
Tstms                                      S  S          S  S    S  S  C  C

$$

TNZ099-290900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
231 PM EDT Fri Jul 28 2017

Date           07/28/17      Sat 07/29/17            Sun 07/30/17            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                      71          84          65          86          64
Temp          81 79 75 73 72 72 79 83 83 79 72 69 67 67 78 84 85 81 72 69 66 67
Dewpt         74 74 73 72 70 68 67 63 63 62 64 63 63 62 62 61 59 59 61 61 60 62
RH            79 85 94 97 93 87 67 51 51 56 76 81 87 84 58 46 41 47 68 76 81 84
Wind Dir      SW  W  W  N  N  N  N  N  N  N  N NE NE NE NE NE NE NE NE NE NE NE
Wind Spd      10  8  4  4  5  6 10 10 12  8  6  8  5  5  6  8  8  5  4  4  4  2
Clouds        OV OV B2 B2 B1 B1 SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
PoP 12hr                     50           0           0           0           0
QPF 12hr                   0.16           0           0           0           0
Rain shwrs     L  C  C  S
Tstms          S  S  S


Date           07/31  Tue 08/01/17  Wed 08/02/17  Thu 08/03/17  Fri 08/04/17
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          88      67    88      68    89      69    88      69    87
Temp          85 82   72 69 86 82   72 70 87 83   73 71 86 82   73 70 85 81
Dewpt         63 65   65 65 63 66   66 66 61 65   66 66 65 67   66 67 67 68
PWind Dir         E      NE    SE      SE     S       S     S      SW     W
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW SC   FW FW FW SC   SC FW SC SC   SC SC SC SC   B1 SC SC SC
PoP 12hr          0       0     5       5    10      10    30      20    30
Rain shwrs                                               C  C    S  S  C  C
Tstms                                                    C  C    S  S  C  C

$$

NCZ060-290900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
231 PM EDT Fri Jul 28 2017

Date           07/28/17      Sat 07/29/17            Sun 07/30/17            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                      67          80          59          83          61
Temp          77 75 71 69 68 68 75 79 79 75 67 64 61 62 73 80 82 78 69 66 63 64
Dewpt         73 72 70 69 68 67 66 62 62 63 63 60 59 61 62 61 62 64 61 61 58 61
RH            87 90 97100100 97 74 56 56 66 87 87 93 97 68 52 51 62 76 84 84 90
Max/Min RH                  100          56         100          49          93
Wind Dir      SW  W  W NW  N  N  N  N  N  N NE NE NE NE  N  N  N  N NE  E  E SE
Wind Dir Deg  20 25 27 30 33 34 34 34  0  1  3  4  5  6  1 33 34 34  5  9  9 12
Wind Spd       5  5  3  3  3  5  6  9 11  8  5  4  3  2  2  4  4  4  3  4  3  3
Clouds        OV OV OV B2 B1 B1 B1 FW FW CL CL FW FW FW FW FW FW FW FW FW FW FW
Clouds (%)    94 94 92 79 68 61 51 20 21  4  4 13 13  9  9 11 11 15 15 15 15 12
Vsby           7  5  4  4  2  0  8 10
PoP 12hr                     60           5           0           0           0
QPF 12hr                   0.28           0           0           0           0
Rain shwrs     L  L  L  S  S
Tstms          S  S  S
Haines                                    4                       5
LAL               2     2     1     1     1     1     1     1     1     1     1
Max Mix Hgt                            6200                    5000
AGL Mix Hgt                            4600                    3300
Max Vent Rt                           68100                   22700
T Wind Dir                                N                       N
T Wind Spd                               14                       6
ADI                                      59                      20
Max LVORI                                 4                       5
Stability         C     F     E     B     B     G     G     A     A     G     G
Ceiling        1700  1000  1000  NONE  NONE  7200  6300  6300  6300  6300  6300
Sta Pres      27.74 27.72 27.74 27.76 27.78 27.85 27.91 27.93 27.94 28.00 28.04


Date           07/31  Tue 08/01/17  Wed 08/02/17  Thu 08/03/17  Fri 08/04/17
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          84      62    85      63    86      63    84      63    84
Temp          81 78   67 64 82 79   68 65 83 79   68 65 82 78   68 65 82 78
Dewpt         61 66   63 62 62 66   63 63 62 68   63 64 65 68   65 64 66 68
PWind Dir         N       E     N       E     S      SE    SE      SE     W
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW SC   SC FW FW SC   SC SC SC SC   SC SC B1 B1   B1 SC SC B1
PoP 12hr          0       5    10       5    20      10    20      20    30
Rain shwrs                                 S  S          S  S    S  S  C  C
Tstms                                      S  S          S  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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