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

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Point Forecast Matrices
National Weather Service Morristown TN
243 PM EDT Wed Aug 23 2017

TNZ017-240900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
243 PM EDT Wed Aug 23 2017

Date           08/23/17      Thu 08/24/17            Fri 08/25/17            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                      58          79          57          80          58
Temp          81 75 67 63 61 60 70 77 78 72 65 62 60 59 70 77 79 74 66 63 61 60
Dewpt         65 63 60 57 55 55 56 55 55 55 57 55 54 54 56 53 54 56 55 56 55 57
RH            58 66 78 81 81 84 61 47 45 55 75 78 81 83 61 43 42 53 68 78 81 90
Wind Dir      NE  N  N  N NE NE NE  N NW  N NE  E  E NE NE  N  N  N NE NE NE  E
Wind Spd       4  4  4  2  1  2  4  4  5  4  4  3  3  3  5  4  4  4  5  4  3  4
Clouds        B1 SC SC SC SC FW FW FW FW FW CL CL CL FW FW FW FW FW CL SC SC SC
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0


Date           08/26  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17  Wed 08/30/17
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    80      59    79      59    78      60    80
Temp          78 74   64 62 78 74   64 61 77 73   63 61 76 73   64 62 78 75
Dewpt         60 60   60 60 60 61   59 57 57 58   58 57 59 60   60 59 62 62
PWind Dir         N       E    SE      SE    SE      SE     E      SE    SE
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC   SC SC B1 SC   SC B1 B2 B1   B1 B1 B2 B2   B1 B1 B1 B1
PoP 12hr         10      10    30      10    10      20    20      20    30
Rain shwrs                   C  C                  S  S  S  S    S  S  C  C
Tstms                        C  C                  S  S  S  S    S  S  C  C

$$

TNZ071-240900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
243 PM EDT Wed Aug 23 2017

Date           08/23/17      Thu 08/24/17            Fri 08/25/17            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                      62          82          61          82          61
Temp          85 79 71 67 65 64 74 80 81 76 69 66 64 63 73 80 81 76 69 66 64 63
Dewpt         63 62 62 61 58 58 58 58 57 56 58 57 57 57 58 56 57 57 58 58 57 58
RH            48 56 73 81 78 81 57 47 44 50 68 73 78 81 59 44 44 52 68 75 78 84
Wind Dir       N  N  N NE NE NE NE NE  N NE NE NE NE NE NE NE  N NE NE NE NE NE
Wind Spd       6  6  4  2  3  4  8  6  6  4  4  4  5  5  9  6  5  3  3  4  5  4
Clouds        SC SC SC SC FW FW FW FW FW FW CL FW FW FW FW SC SC SC FW FW SC SC
PoP 12hr                      0           0           5           0           5
QPF 12hr                      0           0           0           0           0


Date           08/26  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17  Wed 08/30/17
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          84      63    83      65    80      63    80      63    82
Temp          81 78   68 65 81 78   69 66 78 75   67 64 78 75   67 65 80 77
Dewpt         60 60   60 61 63 64   63 62 62 63   62 60 61 61   62 62 64 63
PWind Dir         N      NE     S      SE     S       E    NE      NE     N
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC   SC SC SC B1   SC B1 B2 B2   B2 B2 B2 B2   B1 B2 B2 B2
PoP 12hr          5      10    30      20    40      20    20      20    30
Rain shwrs                   C  C    S  S  C  C    S  S  S  S    S  S  C  C
Tstms                        C  C    S  S  C  C    S  S  S  S    S  S  C  C

$$

TNZ036-240900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
243 PM EDT Wed Aug 23 2017

Date           08/23/17      Thu 08/24/17            Fri 08/25/17            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                      61          82          60          83          60
Temp          88 81 71 67 64 63 73 80 81 76 68 65 63 62 73 80 82 76 69 65 63 62
Dewpt         60 60 60 59 55 56 57 58 57 58 59 57 56 56 58 56 56 59 58 57 56 57
RH            39 49 68 75 73 78 57 47 44 54 73 75 78 81 59 44 41 56 68 75 78 84
Wind Dir      NW  N  N NE  N NE NE NE  N  N  N NE NE NE NE NE NE NE  N NE NE  N
Wind Spd       3  4  3  2  2  2  5  4  5  4  5  4  5  5  8  5  4  4  5  5  5  5
Clouds        SC FW FW FW FW CL CL FW FW CL CL CL FW FW FW FW SC FW FW FW FW SC
PoP 12hr                      0           0           5           0           5
QPF 12hr                      0           0           0           0           0


Date           08/26  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17  Wed 08/30/17
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          83      62    83      65    80      63    81      63    81
Temp          80 77   67 64 81 78   69 66 78 75   67 64 79 76   67 64 79 77
Dewpt         60 60   59 59 63 64   64 62 63 64   63 61 62 62   63 62 64 65
PWind Dir        NE      NE     S      SE    SE      NE     E      NE    NW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC   SC FW SC SC   SC B1 B2 B2   B2 OV B2 B2   B1 B2 B2 B2
PoP 12hr          5      10    30      30    40      30    30      30    30
Rain shwrs                   C  C    C  C  C  C    C  C  C  C    C  C  C  C
Tstms                        C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$

TNZ099-240900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
243 PM EDT Wed Aug 23 2017

Date           08/23/17      Thu 08/24/17            Fri 08/25/17            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                      65          85          64          86          64
Temp          87 81 74 70 68 67 77 83 84 79 72 69 67 66 76 84 85 80 72 69 67 66
Dewpt         64 63 62 62 59 58 58 56 56 58 60 60 58 58 60 60 60 61 61 60 60 60
RH            46 54 66 76 73 73 52 40 38 49 66 73 73 75 58 44 43 52 68 73 78 81
Wind Dir      NW  N  N  N  N  N  N  N  N NE NE NE NE NE NE NE NE NE NE NE NE  N
Wind Spd       5  6  5  4  3  4 10  8  8  5  5  6  6  6  6  4  4  4  5  5  5  5
Clouds        SC FW SC FW FW CL FW CL FW CL CL CL CL FW SC SC SC SC FW SC SC SC
PoP 12hr                      0           0           5           0           5
QPF 12hr                      0           0           0           0           0


Date           08/26  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17  Wed 08/30/17
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          86      66    85      67    81      66    81      66    83
Temp          84 80   70 68 83 80   71 68 79 77   69 67 79 77   69 67 81 79
Dewpt         63 63   64 63 64 65   66 64 62 62   64 62 61 63   64 63 64 64
PWind Dir         N      NE    SE      SE    SE       E    SE      SE    SE
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC   SC SC B1 B1   B2 B2 B2 B2   B2 OV OV B2   B2 B2 B2 B1
PoP 12hr         10      10    30      30    40      30    30      30    40
Rain shwrs                   C  C    C  C  C  C    C  C  C  C    C  C  C  C
Tstms                        C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$

NCZ060-240900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
243 PM EDT Wed Aug 23 2017

Date           08/23/17      Thu 08/24/17            Fri 08/25/17            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                      59          83          60          83          61
Temp          84 77 69 65 62 61 73 80 82 76 68 65 63 62 73 80 82 77 69 66 64 63
Dewpt         69 68 63 62 59 60 62 59 60 60 60 58 57 59 62 61 62 64 62 61 60 61
RH            61 74 81 90 90 97 68 49 47 58 76 78 81 90 68 52 51 64 78 84 87 93
Max/Min RH                   97          47          90          49          97
Wind Dir      NE  N  N  N  N  N  N  N  N  N NE NE NE  E SE  W NW NW NE  E  E  E
Wind Dir Deg   3 33 33 33 34  2  0 34 33 34  3  5  6  7 14 24 30 31  4  9  9  8
Wind Spd       4  4  3  2  1  1  3  4  6  5  4  4  4  4  1  2  4  2  2  3  3  2
Clouds        SC FW FW SC SC FW FW FW CL CL CL FW FW FW FW SC B1 SC SC SC SC SC
Clouds (%)    27 11 22 26 30 21  7  9  2  1  5  9 18 15 16 38 53 40 37 49 42 49
Vsby          10 10  7  5  3  2 10 10
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                                    S
Obvis                        PF
Haines                                    4                       3
LAL               1     1     1     1     1     1     1     1     1     1     1
Max Mix Hgt                            6600                    4500
AGL Mix Hgt                            4900                    2800
Max Vent Rt                           22500                       0
T Wind Dir                                N                      NW
T Wind Spd                                4                       0
ADI                                      20                       0
Max LVORI                                 5                       7
Stability         A     G     G     A     B     G     G     A     A     G     G
Ceiling        NONE 23500  NONE  NONE  NONE  5500  5500  6300  5500  5500 23500
Sta Pres      27.84 27.87 27.87 27.88 27.88 27.93 27.97 28.01 28.02 28.05 28.06


Date           08/26  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17  Wed 08/30/17
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    80      61    79      61    78      61    80
Temp          79 76   67 64 78 74   65 62 77 74   65 62 76 73   65 63 78 75
Dewpt         63 65   63 62 65 65   61 59 60 61   59 59 61 63   60 60 64 64
PWind Dir         N       E    SE      SE    SE       E    SE       E    SE
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC B1   SC SC B2 B2   B1 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         20      20    40      20    20      20    30      30    30
Rain shwrs     S  S    S  S  C  C    S  S  S  S    S  S  C  C    C  C  C  C
Tstms                        C  C    S  S  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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