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

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Point Forecast Matrices
National Weather Service Morristown TN
249 AM EDT Mon Apr 24 2017

TNZ017-242100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
249 AM EDT Mon Apr 24 2017

Date             Mon 04/24/17            Tue 04/25/17            Wed 04/26/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      63          52          73          53          82
Temp          49 48 56 60 62 60 57 55 54 53 63 70 73 66 59 56 53 55 69 79 82 74
Dewpt         49 48 52 51 51 51 50 49 49 50 51 52 53 54 54 53 53 54 54 54 55 56
RH           100100 86 72 67 72 77 80 83 89 65 53 49 65 83 90100 96 59 42 40 53
Wind Dir      NE  E  E  E NE NE NE NE NE NE  N  N  N  N  E  E SE  S  S SW  S  S
Wind Spd       6  6 10  5  4  6  5  5  5  3  3  3  3  3  2  2  1  2  5  8  6  4
Clouds        OV OV OV OV OV OV OV OV B2 B1 B1 B1 B1 SC SC FW FW FW FW FW FW CL
PoP 12hr                     70          30          10          10           5
QPF 12hr                   0.10        0.02           0           0           0
Rain shwrs     D  L  L  C  C  C  S  S  S


Date          Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          57    80      57    80      59    86      61    84
Temp          60 60 79 72   60 59 78 73   61 62 84 78   63 63 83 76
Dewpt         56 56 59 60   59 58 57 59   59 61 60 63   62 62 61 62
PWind Dir         S     S       S     S       S     S       S     S
Wind Char        LT    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    CL FW B1 B1   B1 B1 B2 B1   SC B1 SC SC   SC SC SC SC
PoP 12hr          5    40      40    30      20    20      10    20
Rain shwrs           C  C    C  C  C  C    S  S  S  S          S  S
Tstms                S  S    S  S  C  C    S  S  S  S          S  S

$$

TNZ071-242100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
249 AM EDT Mon Apr 24 2017

Date             Mon 04/24/17            Tue 04/25/17            Wed 04/26/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      66          54          75          56          84
Temp          52 52 59 64 65 63 59 57 56 55 65 73 75 73 64 60 57 58 72 81 84 79
Dewpt         52 52 53 55 56 56 54 54 53 53 54 55 56 57 57 57 56 55 56 57 57 57
RH           100100 80 73 73 78 83 90 90 93 68 53 52 57 78 90 96 90 57 44 40 47
Wind Dir      NE NE  N NE  N NE NE NE NE  N  N  N  W SW SW SW  S  S  S SW SW  S
Wind Spd       6  6  5  4  5  4  3  3  2  3  3  3  3  2  2  3  2  2  6 10 10  6
Clouds        OV B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC FW FW FW FW FW FW FW FW FW
PoP 12hr                     30          10          10           5           5
QPF 12hr                   0.05           0           0           0           0
Rain shwrs     C  C  C  C  S


Date          Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          61    79      61    82      63    87      65    85
Temp          64 63 77 75   63 63 80 76   65 66 85 81   69 67 82 80
Dewpt         56 57 61 61   61 60 61 61   60 63 63 64   62 64 63 63
PWind Dir         S    SW      SW    SW       S     S       S     S
Wind Char        LT    GN      LT    LT      LT    LT      LT    GN
Avg Clouds    FW FW B1 B2   SC B2 B2 B1   SC SC SC SC   SC FW FW SC
PoP 12hr          5    40      40    30      20    10      10    20
Rain shwrs           C  C    C  C  C  C    S  S                S  S
Tstms                S  S    S  S  C  C    S  S                S  S

$$

TNZ036-242100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
249 AM EDT Mon Apr 24 2017

Date             Mon 04/24/17            Tue 04/25/17            Wed 04/26/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      67          53          77          56          85
Temp          53 53 60 65 66 64 59 57 55 55 66 74 77 75 65 60 57 58 72 83 85 80
Dewpt         51 51 52 54 54 54 54 54 53 53 54 55 56 57 57 57 56 55 56 57 57 58
RH            93 93 75 68 65 70 83 90 93 93 65 51 48 54 75 90 96 90 57 41 39 47
Wind Dir      NE NE NE NE NE NE NE NE NE  W  N  E SE  S  S  S  S  S  S  S  S  S
Wind Spd       6  6  6  4  5  4  3  3  3  1  2  3  3  2  2  2  2  2  5  9  9  5
Clouds        OV B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC FW FW FW FW FW FW FW FW CL
PoP 12hr                     20          10           5           5           5
QPF 12hr                   0.02           0           0           0           0
Rain shwrs     C  S  S  S  S


Date          Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          61    79      60    81      63    88      65    86
Temp          65 62 77 74   64 62 80 76   65 66 86 83   69 66 83 81
Dewpt         56 56 60 62   61 60 61 62   60 63 62 64   63 63 63 64
PWind Dir         S    SW      SW    SW       S     S       S     S
Wind Char        LT    GN      LT    LT      LT    LT      LT    GN
Avg Clouds    CL SC B1 B2   SC B2 B2 B1   SC SC SC SC   SC FW FW SC
PoP 12hr         10    40      40    30      20    10      10    20
Rain shwrs           C  C    C  C  C  C    S  S                S  S
Tstms                S  S    S  S  C  C    S  S                S  S

$$

TNZ099-242100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
249 AM EDT Mon Apr 24 2017

Date             Mon 04/24/17            Tue 04/25/17            Wed 04/26/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      68          54          78          58          84
Temp          56 55 62 66 67 64 60 58 56 56 65 73 78 75 67 62 59 59 72 82 84 80
Dewpt         52 52 53 54 54 54 55 55 54 54 55 55 56 57 58 58 57 56 56 57 57 57
RH            86 90 72 65 63 70 84 90 93 93 70 53 47 54 73 87 93 90 57 43 40 45
Wind Dir       N  N  N  N  N  N  N NW NW  N NW NW  W SW SW  S  S SE  S  S  S  S
Wind Spd       3  6  5  4  4  5  3  3  1  3  4  4  5  5  4  3  1  2  6 12 11  8
Clouds        OV B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC FW FW FW FW FW FW SC SC FW
PoP 12hr                     20           5           5           5           5
QPF 12hr                   0.02           0           0           0           0
Rain shwrs     S  S  S  S


Date          Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          62    78      62    83      64    88      66    87
Temp          63 63 77 75   65 64 82 80   68 66 86 83   69 67 85 82
Dewpt         58 58 63 64   62 62 63 64   65 63 63 64   64 65 62 63
PWind Dir         S     S       S     S       S     S       S     S
Wind Char        GN    GN      LT    GN      LT    GN      LT    GN
Avg Clouds    FW SC OV B2   SC B2 B2 B1   SC SC SC SC   SC FW SC SC
PoP 12hr         10    40      40    30      10    10      10    20
Rain shwrs           C  C    C  C  C  C                        S  S
Tstms                S  S    S  S  C  C                        S  S

$$

NCZ060-242100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
249 AM EDT Mon Apr 24 2017

Date             Mon 04/24/17            Tue 04/25/17            Wed 04/26/17
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      66          50          76          51          82
Temp          53 53 59 63 65 62 57 54 52 53 65 74 76 69 59 55 52 53 69 80 81 75
Dewpt         52 52 54 54 55 55 54 52 52 52 53 54 56 57 57 55 52 53 55 57 57 58
RH            96 96 83 72 70 78 90 93100 96 65 50 50 66 93100100100 61 45 44 55
Min/Max RH                   70         100          48         100          43
Wind Dir      NE NE NW NW NW  N  N  E  N NW  W  W  W  W SW SE SE SE  S SW  S  S
Wind Dir Deg   3  4 32 31 32 33 34  8 34 29 28 28 28 28 21 14 13 12 16 20 18 17
Wind Spd       3  4  2  5  5  3  2  1  1  1  4  5  5  3  3  3  2  2  5  8  6  5
Clouds        OV B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW CL
Clouds (%)    93 87 83 79 82 84 77 71 61 51 51 41 41 19 19 18 18 20 20 23 23  4
Vsby           7  4 10 10 10  7 10  4
PoP 12hr                     40          20          10           5           5
QPF 12hr                   0.09        0.01           0           0           0
Rain shwrs     C  C  C  C  C  S  S
Haines                        3                       3
LAL               1     1     1     1     1     1     1     1     1     1     1
Max Mix Hgt                3100                    6400
AGL Mix Hgt                1500                    4700
Max Vent Rt               11700                   21600
T Wind Dir                   NW                      NW
T Wind Spd                    8                       4
ADI                          10                      19
Max LVORI                     6                       5
Stability         D     B     B     F     F     B     A     G     G     B     B
Ceiling        4000  4000  4000  2400  1700  4700  5500 17100 23500  NONE  NONE
Sta Pres      27.66 27.65 27.66 27.66 27.68 27.67 27.68 27.71 27.74 27.76 27.74


Date          Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
EDT 6hrly     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          56    76      59    80      61    85      62    82
Temp          59 57 75 72   61 60 79 75   64 63 84 78   64 63 81 75
Dewpt         55 55 60 61   60 59 59 60   61 62 61 63   62 62 62 63
PWind Dir         S     S       S     S      SE     S      SE     S
Wind Char        LT    GN      LT    LT      LT    LT      LT    GN
Avg Clouds    CL SC B1 B2   B1 B2 B2 B1   SC SC FW SC   SC FW SC SC
PoP 12hr         10    40      40    30      10    10      10    20
Rain shwrs           C  C    C  C  C  C                        S  S
Tstms                S  S    S  S  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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