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

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Point Forecast Matrices
National Weather Service Morristown TN
641 AM EDT Sat Apr 29 2017

TNZ017-292100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
641 AM EDT Sat Apr 29 2017

Date             Sat 04/29/17            Sun 04/30/17            Mon 05/01/17
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                      90          64          81          61          74
Temp             61 76 85 89 84 76 71 67 64 72 78 80 76 69 66 63 63 69 72 73 68
Dewpt            61 64 61 61 63 62 65 63 61 62 62 61 60 60 59 59 59 59 58 53 48
RH              100 66 45 39 49 62 81 87 90 71 58 52 58 73 78 87 87 70 61 49 49
Wind Dir          S  S SW  S  S SE SE SE  S  S  S  S  S  S  S  S  S  S  S SW SW
Wind Spd          2  4  8  8  5  4  4  3  6 10 12 12  9 10 11 12 12 13 17 13 11
Clouds           SC FW SC SC SC SC SC B1 SC SC SC SC SC SC B1 B1 OV OV B2 B2 B1
PoP 12hr                     20          10          10          30          70
QPF 12hr                   0.02           0           0        0.05        0.34
Rain shwrs                 S                                S  C  L  L  L  C
Tstms                      S                                S  C  L  L  L  C


Date          Tue 05/02/17  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17
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          49    71      50    75      54    68      48    63
Temp          55 52 70 68   55 53 72 69   58 55 64 62   51 49 60 59
Dewpt         42 44 42 44   45 48 50 54   53 53 54 53   51 47 46 47
PWind Dir        SW     W       W    SW       S    SW       N    NW
Wind Char        GN    GN      LT    LT      LT    LT      LT    GN
Avg Clouds    B1 SC FW FW   FW SC B1 B1   B1 B2 OV OV   OV B2 B2 B2
PoP 12hr         10    10      10    20      50    60      60    50
Rain shwrs                         S  S    C  C  L  L    L  L  C  C
Tstms                              S  S    S  S  C  C    S  S  S  S

$$

TNZ071-292100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
641 AM EDT Sat Apr 29 2017

Date             Sat 04/29/17            Sun 04/30/17            Mon 05/01/17
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                      90          68          85          64          76
Temp             65 78 86 89 85 78 74 71 68 77 82 84 80 73 69 66 65 71 75 75 70
Dewpt            64 64 65 63 64 63 65 63 63 64 64 63 62 61 60 61 61 59 56 52 48
RH               97 62 50 42 50 60 74 76 84 64 55 49 54 66 73 84 87 66 52 45 45
Wind Dir          S  S SW SW  S  S  S SW  S  S  S  S  S  S  S  S  S SW SW SW SW
Wind Spd          3  9 13 12  8  6  5  4  6 11 13 13 10 12 13 14 14 13 16 16 13
Clouds           SC FW FW SC SC FW SC B1 SC SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 SC
PoP 12hr                     20          10          10          50          70
QPF 12hr                   0.01           0           0        0.15        0.22
Rain shwrs                 S                                C  C  L  C  C  C
Tstms                      S                                C  C  L  C  C  C


Date          Tue 05/02/17  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17
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          52    75      54    79      58    71      51    66
Temp          58 55 73 71   59 57 75 72   64 60 67 64   54 52 61 61
Dewpt         44 46 44 49   48 52 53 54   57 56 57 54   50 49 46 47
PWind Dir        SW    SW      SW     S       S    SW       N     N
Wind Char        GN    GN      LT    LT      LT    GN      LT    GN
Avg Clouds    SC FW FW FW   FW B1 B1 B1   B2 B2 OV OV   OV B2 B1 B2
PoP 12hr         10    10      10    20      50    60      50    40
Rain shwrs                         S  S    C  C  L  L    C  C  C  C
Tstms                              S  S    S  S  C  C    S  S  S  S

$$

TNZ036-292100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
641 AM EDT Sat Apr 29 2017

Date             Sat 04/29/17            Sun 04/30/17            Mon 05/01/17
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                      91          68          85          63          76
Temp             69 81 87 90 85 78 74 71 68 77 82 84 80 72 68 65 65 71 74 75 70
Dewpt            65 66 64 63 66 65 65 64 63 64 64 63 62 62 61 61 60 58 55 52 48
RH               87 60 46 41 53 64 74 79 84 64 55 49 54 71 78 87 84 63 51 45 45
Wind Dir          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW SW SW
Wind Spd          4  9 12 11  6  5  3  3  5 11 13 12 10 11 11 13 12 12 14 16 11
Clouds           SC FW FW SC FW SC SC B1 SC SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 SC
PoP 12hr                     20          10          10          60          60
QPF 12hr                   0.01           0           0        0.18        0.17
Rain shwrs                 S                                C  L  L  C  C  C
Tstms                      S                                C  L  L  C  C  C


Date          Tue 05/02/17  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17
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          52    75      54    79      58    71      50    66
Temp          58 55 73 71   59 57 73 71   62 59 67 64   54 52 61 60
Dewpt         44 46 44 47   49 52 52 56   57 56 57 54   49 47 45 47
PWind Dir        SW    SW      SW     S       S     W       N     N
Wind Char        GN    GN      LT    LT      LT    LT      LT    LT
Avg Clouds    SC FW FW FW   FW B1 B1 B1   B2 B2 OV OV   OV B2 B1 B1
PoP 12hr         10    10      10    20      50    60      50    40
Rain shwrs                         S  S    C  C  L  L    C  C  C  C
Tstms                              S  S    S  S  C  C    S  S  S  S

$$

TNZ099-292100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
641 AM EDT Sat Apr 29 2017

Date             Sat 04/29/17            Sun 04/30/17            Mon 05/01/17
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                      90          68          87          65          78
Temp             66 79 86 89 85 78 74 71 68 78 84 86 82 74 70 67 67 73 76 77 72
Dewpt            66 67 66 66 66 64 65 64 64 65 65 65 64 63 61 61 61 58 54 52 49
RH              100 67 51 47 53 62 74 79 87 64 53 50 55 69 73 81 81 59 46 42 44
Wind Dir          S  S  S  S  S SE  S  S  S  S  S  S  S  S  S  S SW SW SW SW SW
Wind Spd          4 11 14 13  9  5  5  5  8 12 14 13 11 13 12 13 11 12 13 13 11
Clouds           SC SC SC B1 B1 B1 SC SC SC SC SC SC B2 B2 OV OV B2 B2 B1 B1 SC
PoP 12hr                     20          20          10          70          60
QPF 12hr                   0.01        0.01           0        0.53        0.09
Rain shwrs              S  S  S                       S  S  C  L  L  C  C  S
Tstms                   S  S  S                       S  S  C  L  L  C  C  S


Date          Tue 05/02/17  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17
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          53    76      55    81      60    71      51    69
Temp          59 56 76 74   62 60 76 73   65 61 69 65   55 52 64 63
Dewpt         45 47 45 51   51 54 54 56   58 59 58 54   50 49 47 48
PWind Dir        SW     W      SW     S       S    SW      NW    NW
Wind Char        GN    GN      LT    LT      LT    LT      LT    GN
Avg Clouds    SC FW FW FW   FW SC B1 B1   B2 B2 OV OV   OV B2 B1 B1
PoP 12hr          5    10      10    20      50    60      50    30
Rain shwrs                         S  S    C  C  L  L    C  C  C  C
Tstms                              S  S    S  S  C  C    S  S  S  S

$$

NCZ060-292100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
641 AM EDT Sat Apr 29 2017

Date             Sat 04/29/17            Sun 04/30/17            Mon 05/01/17
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                      89          64          82          64          74
Temp             67 79 85 88 83 75 71 67 65 74 79 81 78 72 68 66 65 70 73 73 68
Dewpt            63 64 65 64 65 68 65 63 61 62 62 62 61 60 59 60 60 59 58 54 49
RH               87 60 51 45 55 79 81 87 87 66 56 53 56 66 73 81 84 68 59 51 51
Min/Max RH                   45          90          51          84          49
Wind Dir         SE  S  S  S  S SE SE SE SE SE  S SE SE  S  S  S  S  S SW SW SW
Wind Dir Deg     13 18 18 18 16 15 15 15 15 15 16 15 15 16 16 17 17 18 20 22 22
Wind Spd          4  8 10 10  8  5  5  5  9 11 13 13 12 13 12 12 12 13 13 16 10
Clouds           SC FW SC B1 SC B1 B1 B2 SC SC B1 B1 B1 B1 OV OV OV OV B1 B1 SC
Clouds (%)       42 24 39 60 46 61 57 73 38 42 53 56 67 67 89 89 88 88 63 63 47
Vsby              2 10 10 10 10 10 10  0  0
PoP 12hr                     30          20          10          60          70
QPF 12hr                   0.01        0.01           0        0.14        0.24
Rain shwrs              S  C  S                             C  L  L  L  L  C
Tstms                   S  C  S                             C  L  L  L  L  C
Haines                        4                       4
LAL               1     2     3     2     1     1     1     3     4     4     3
Max Mix Hgt                9100                    5800
AGL Mix Hgt                7500                    4100                       0
Max Vent Rt              145700                   98100                       0
T Wind Dir                    S                       S
T Wind Spd                   19                      24
ADI                         127                      85                       0
Max LVORI                     4                       4                       6
Stability         G     B     B     E     F     C     C     D     D     C     B
Ceiling       23500  NONE 20800  4700  2400  3200  4700 14800  2400  NONE  NONE
Sta Pres      28.06 28.05 28.01 28.00 28.03 27.99 27.88 27.85 27.79 27.78 27.80


Date          Tue 05/02/17  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17
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          49    73      52    78      57    70      49    66
Temp          55 52 73 70   58 55 74 71   61 58 67 64   54 52 64 63
Dewpt         43 45 43 46   46 51 50 52   55 55 56 54   52 48 47 44
PWind Dir        SW     W      SW     S      SE     S       W    NW
Wind Char        GN    GN      LT    LT      LT    LT      LT    GN
Avg Clouds    SC FW FW FW   FW SC B1 B1   B2 B2 OV OV   OV B2 B1 B1
PoP 12hr         10    10      10    20      50    60      50    40
Rain shwrs                         S  S    C  C  L  L    C  C  C  C
Tstms                              S  S    S  S  C  C    S  S  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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