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

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Point Forecast Matrices
National Weather Service Morristown TN
623 PM EDT Tue Sep 19 2017

TNZ017-200900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
623 PM EDT Tue Sep 19 2017

Date           09/19/17      Wed 09/20/17            Thu 09/21/17            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          83          60          82          61
Temp             76 69 66 64 62 72 80 82 75 68 65 63 61 71 79 81 75 69 66 64 62
Dewpt            61 62 61 61 61 64 65 64 64 63 61 60 61 65 65 65 65 63 62 61 62
RH               60 78 84 90 97 76 60 55 69 84 87 90100 81 62 58 71 81 87 90100
Wind Dir         SW  S SW SE  S  W  W  W NW NE  E  E NE NW  N  N  E  E  E  E  E
Wind Spd          3  2  2  2  1  3  5  4  3  1  1  1  1  2  3  4  3  2  1  2  1
Clouds           B1 B1 B1 SC SC SC B1 SC FW FW SC SC SC SC B1 B1 B1 B1 SC SC FW
PoP 12hr                     20          30           5          30          10
QPF 12hr                   0.01        0.06           0        0.02           0
Rain shwrs        S  S        S  S  C  C              C  C  C  C
Tstms             S           S  S  C  C              C  C  C  C
Obvis                  PF PF


Date           09/22  Sat 09/23/17  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17
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      60    83      59    84      57    83      58    82
Temp          81 76   66 61 80 75   65 60 81 75   63 58 80 74   64 59 79 74
Dewpt         64 64   60 60 62 62   59 58 55 59   56 55 59 60   59 57 59 60
PWind Dir         E      SE     E       E     E       E    NE       E     W
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW SC   SC FW FW FW   FW FW FW FW   FW FW FW SC   FW FW FW FW
PoP 12hr         10       5     5       5     5       5     5       5    10

$$

TNZ071-200900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
623 PM EDT Tue Sep 19 2017

Date           09/19/17      Wed 09/20/17            Thu 09/21/17            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                      66          85          65          85          64
Temp             73 71 70 68 67 76 83 84 78 72 70 68 66 75 82 84 78 72 69 67 65
Dewpt            64 66 65 65 64 67 67 66 67 64 64 63 64 66 67 65 66 64 64 62 62
RH               73 84 84 90 90 74 59 55 69 76 81 84 93 74 61 53 67 76 84 84 90
Wind Dir         SW  N  W SW SE  W  W NW NW  E  E  E  E NE  N NE NE  E NE  E  E
Wind Spd          1  2  2  2  2  3  4  3  3  2  2  2  2  2  5  5  3  3  2  2  2
Clouds           B2 B1 B1 SC SC SC B1 B1 FW FW SC SC SC SC SC SC SC SC FW FW SC
PoP 12hr                     30          20           5          20          10
QPF 12hr                   0.01        0.05           0        0.02           0
Rain shwrs        C  S        S  S  S  S              S  S  S  S
Tstms             C           S  S  S  S              S  S  S  S
Obvis                  PF PF


Date           09/22  Sat 09/23/17  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17
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      64    85      62    85      61    84      60    84
Temp          83 78   69 65 82 77   67 63 82 77   67 62 81 76   66 61 81 76
Dewpt         65 63   63 63 63 62   61 61 60 61   59 58 61 62   60 58 60 61
PWind Dir        NE       S    NE      NE    NE      SE     N       E    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC   SC FW FW FW   FW FW FW FW   FW FW FW SC   FW FW FW FW
PoP 12hr         10       5    10       5     5       5     5       5     5

$$

TNZ036-200900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
623 PM EDT Tue Sep 19 2017

Date           09/19/17      Wed 09/20/17            Thu 09/21/17            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                      67          86          66          85          65
Temp             73 73 71 69 68 77 84 85 79 73 71 69 67 76 83 84 78 72 70 68 66
Dewpt            65 67 67 65 65 68 68 67 68 66 65 64 64 68 68 67 67 66 65 64 64
RH               76 81 87 87 90 74 59 55 69 79 81 84 90 76 61 57 69 81 84 87 93
Wind Dir          N NE NE  N NE  S  W  W NW NE NE NE NE NE NE NE NE NE NE NE NE
Wind Spd          2  2  1  1  1  2  1  1  1  1  1  1  1  2  3  3  2  2  1  2  1
Clouds           B2 B1 SC SC SC B1 B1 B1 FW FW FW FW SC SC SC SC SC SC FW FW FW
PoP 12hr                     30          20           5          20          10
QPF 12hr                   0.01        0.04           0        0.02           0
Rain shwrs        C  S        S  S  S  S              S  S  S  S
Tstms             C           S  S  S  S              S  S  S  S
Obvis                  PF PF


Date           09/22  Sat 09/23/17  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17
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      65    85      63    86      62    84      61    84
Temp          84 79   70 66 82 77   68 64 83 78   68 63 81 76   66 62 81 76
Dewpt         66 65   63 64 64 64   62 62 61 63   59 60 61 63   61 60 61 62
PWind Dir         E      SE     E      NE    NE       E    SW      NW    SW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW SC   SC FW FW FW   FW FW FW FW   FW FW FW SC   FW FW FW FW
PoP 12hr         10       5    10       5     5       5     5       5     5

$$

TNZ099-200900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
623 PM EDT Tue Sep 19 2017

Date           09/19/17      Wed 09/20/17            Thu 09/21/17            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                      68          88          67          87          67
Temp             74 73 72 70 69 78 85 87 81 75 72 70 68 77 84 86 80 74 72 70 68
Dewpt            66 68 68 66 66 69 69 68 69 69 68 66 66 66 67 66 67 67 67 65 65
RH               76 84 87 87 90 74 59 53 67 82 87 87 93 69 57 51 65 79 84 84 90
Wind Dir          W  W NW  S  S  W NW  N  N NE  N  N  N  N  N  N NE  N NE  N NE
Wind Spd          3  1  1  1  1  1  3  3  3  1  1  1  2  3  4  5  4  3  1  2  2
Clouds           B1 SC SC SC SC B1 B1 B1 FW FW FW FW FW FW SC SC FW FW SC SC SC
PoP 12hr                     30          20           5          20           5
QPF 12hr                   0.01        0.05           0        0.02           0
Rain shwrs        C  S        S  S  S  S              S  S  S  S              S
Tstms             C           S  S  S  S              S  S  S  S              S
Obvis                  PF PF


Date           09/22  Sat 09/23/17  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17
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      65    86      63    86      63    85
Temp          84 79   71 67 83 78   70 66 83 78   68 64 83 78   68 64 82 77
Dewpt         67 67   66 64 64 65   64 63 62 63   62 60 61 62   62 60 62 63
PWind Dir         E      SE     E       S    NE      SE    SE       N    NW
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC SC   SC SC SC FW   FW FW FW SC   SC SC SC SC   FW FW FW FW
PoP 12hr         20       5    20       5     5       5     5       5     5
Rain shwrs     S  S          S  S
Tstms          S  S          S  S

$$

NCZ060-200900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
623 PM EDT Tue Sep 19 2017

Date           09/19/17      Wed 09/20/17            Thu 09/21/17            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                      63          85          61          84          62
Temp             75 71 68 66 64 74 82 84 77 70 67 64 62 73 81 83 76 70 67 65 63
Dewpt            63 64 63 62 62 66 67 68 67 63 62 60 60 67 65 66 67 64 62 59 60
RH               66 79 84 87 93 76 61 59 71 78 84 87 93 81 58 57 74 81 84 81 90
Max/Min RH                   93          57          93          56          90
Wind Dir         NW NE  E  E NE NW  W  W NW NE NE NE  E  N  N  N NE  E  E  E  E
Wind Dir Deg     30  4 10 10  6 29 28 28 30  5  4  6  8 34 33 34  4  9 10 10  9
Wind Spd          3  2  2  2  2  3  4  4  2  2  1  2  2  2  3  3  2  2  2  2  2
Clouds           B1 B1 SC SC SC SC B1 SC FW FW FW FW FW FW SC SC SC SC SC SC SC
Clouds (%)       62 51 39 39 38 47 55 47 10 10  6  6  7  7 45 45 41 41 34 34 30
Vsby              0  0  0  0  0  0  0
PoP 12hr                     20          20           5          20           5
QPF 12hr                   0.01        0.06           0        0.07           0
Rain shwrs        S  S        S  S  S  S              S  S  S  S              C
Tstms             S           S  S  S  S              S  S  S  S              C
Obvis                  PF PF
Haines                                    3                       4
LAL               2     2     2     2     2     1     2     2     2     1     3
Max Mix Hgt                            7600                    5900
AGL Mix Hgt                            6000                    4200
Max Vent Rt                           41100                   14400
T Wind Dir                               NW                       N
T Wind Spd                                6                       3
ADI                                      36                      13
Max LVORI                                 4                       5
Stability         B     G     G     B     B     G     G     B     B     G     G
Ceiling        6300  NONE  NONE  5500 20800 18200 17100  6300  6300  7200  NONE
Sta Pres      27.91 27.94 27.97 27.97 27.95 27.97 28.00 27.98 27.96 27.99 28.01


Date           09/22  Sat 09/23/17  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17
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    83      58    84      57    83      57    82
Temp          81 76   66 62 80 74   64 59 81 75   63 58 80 74   63 58 79 74
Dewpt         65 65   61 61 62 63   59 58 61 62   57 56 60 63   58 56 60 63
PWind Dir        SE       E     E       E     E      SE    NE       E     N
Wind Char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC B1   B1 FW SC FW   FW FW FW FW   FW FW FW SC   SC FW FW FW
PoP 12hr         30       5    20       5     5       5     5       5     5
Rain shwrs     C  C          S  S
Tstms          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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