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

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11
159
FOUS54 KMRX 171423
PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
923 AM EST Sun Dec 17 2017

TNZ017-172100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
923 AM EST Sun Dec 17 2017

Date             Sun 12/17/17            Mon 12/18/17            Tue 12/19/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      46          36          57          39          58
Temp                37 42 45 38 40 38 37 37 44 53 56 50 46 44 42 40 46 54 57 51
Dewpt               28 28 30 34 35 37 37 37 41 45 44 44 42 41 40 39 43 45 47 47
RH                  70 57 55 85 82 96100100 89 74 64 80 86 89 93 96 89 71 69 86
Wind Dir            NW SW SW SE SW SW SW  S  S SW  S  S  S SW SW SW SW SW SW  W
Wind Spd             1  2  1  0  1  2  2  3  4  4  3  5  6  6  6  5  5  6  6  4
Clouds              OV OV OV OV OV B2 B2 B2 B2 B1 SC B1 B1 B1 SC B1 B1 B2 B2 OV
PoP 12hr                     70          30          10           5          30
QPF 12hr                   0.02        0.02           0           0        0.04
Rain                    L  C
Rain shwrs                    C  S  S  S                                S  C  C


Date          Wed 12/20/17  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          41    52      34    54      36    55      38    52
Temp          45 42 50 45   39 35 50 47   41 37 51 48   42 39 49 45
Dewpt         45 41 40 37   33 31 38 36   34 34 42 41   40 39 43 38
PWind Dir         W    NE       E    SE      SE     S       S     W
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV B2 B2 B2   B1 B1 SC SC   SC B1 B1 B2   B2 OV OV B2
PoP 12hr         40    40      40    10      10    30      70    70
Rain shwrs     C  C  C  C    C  C                S  C    L  L  L  L

$$

TNZ071-172100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
923 AM EST Sun Dec 17 2017

Date             Sun 12/17/17            Mon 12/18/17            Tue 12/19/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      45          39          59          44          60
Temp                39 43 45 41 43 39 39 40 46 55 58 53 50 48 46 45 50 57 59 55
Dewpt               30 31 35 37 38 39 39 40 44 47 48 47 45 44 43 42 47 49 52 52
RH                  70 62 68 85 82100100100 93 74 69 80 83 86 89 89 89 75 78 90
Wind Dir             E  S SW  W  W SW SW  S SW SW SW SW SW SW SW SW SW SW SW SW
Wind Spd             2  2  2  2  3  2  3  1  0  2  3  5  8  8  8  8  8  8  6  5
Clouds              OV OV OV OV B2 B2 B2 B2 B2 B1 SC SC SC B1 SC B1 B1 B2 B2 OV
PoP 12hr                     80          30          10          10          50
QPF 12hr                   0.04        0.02           0           0        0.12
Rain                 C  D  C
Rain shwrs                    C  C  S  S                          C  C  C  C  L


Date          Wed 12/20/17  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          47    54      39    56      41    56      42    52
Temp          50 47 53 48   43 40 53 50   45 42 53 50   46 43 50 46
Dewpt         50 47 47 43   39 37 45 43   42 40 47 46   45 43 43 40
PWind Dir        NW    NE      NE     W       S     S      SW    NW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV OV B2   B1 B1 SC SC   B1 B1 B2 B2   OV OV B2 B2
PoP 12hr         70    80      40    10      20    50      70    50
Rain shwrs     L  L  D  L    C  C             S  C  C    L  L  C  C

$$

TNZ036-172100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
923 AM EST Sun Dec 17 2017

Date             Sun 12/17/17            Mon 12/18/17            Tue 12/19/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      44          38          59          44          59
Temp                38 42 44 39 44 39 38 39 46 55 58 53 50 48 46 45 49 56 58 54
Dewpt               32 32 35 37 38 38 38 39 42 46 48 47 45 43 43 42 45 49 52 51
RH                  79 67 70 92 79 96100100 86 72 69 80 83 83 89 89 86 77 80 90
Wind Dir             E SE  W  W SW SW NW SE SW  S  S SW SW SW SW SW SW SW SW SW
Wind Spd             2  2  2  1  1  1  1  1  0  3  3  4  6  5  6  5  4  5  4  2
Clouds              OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 SC SC B1 SC B2 B2 B2 B2 OV
PoP 12hr                     80          30          10          10          50
QPF 12hr                   0.03        0.02           0           0        0.10
Rain                 L  L  C
Rain shwrs                    C  S  S  S                          S  C  C  C  L


Date          Wed 12/20/17  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          46    53      38    57      42    55      42    51
Temp          49 46 52 47   42 39 53 51   46 43 52 50   45 43 49 45
Dewpt         49 46 45 41   37 35 43 43   42 41 47 46   44 41 41 38
PWind Dir        NW    NE      NE    SE      SW    SW      SW    NW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV OV B2   B1 B1 SC SC   B1 B1 B2 B2   OV OV B2 B2
PoP 12hr         60    70      40    10      20    60      70    50
Rain shwrs     L  L  L  L    C  C             S  C  L    L  L  C  C

$$

TNZ099-172100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
923 AM EST Sun Dec 17 2017

Date             Sun 12/17/17            Mon 12/18/17            Tue 12/19/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      44          40          60          48          62
Temp                38 41 44 40 42 42 42 41 47 56 59 55 53 51 50 49 53 59 61 57
Dewpt               33 36 40 40 41 40 39 40 42 46 46 46 45 44 45 45 49 52 54 54
RH                  82 82 86100 96 93 89 96 83 69 62 72 74 77 83 86 86 78 78 90
Wind Dir            SE  E SE SW  S SE NE NE NW  S  S  S  S  S  S  S  S SE  E SW
Wind Spd             2  5  4  1  1  1  2  2  1  1  2  2  2  3  2  2  3  2  1  2
Clouds              OV OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 SC B1 B2 B2 B2 OV OV OV
PoP 12hr                     80          40          10          20          70
QPF 12hr                   0.12        0.03           0        0.01        0.17
Rain                 D  D  C
Rain shwrs                    C  C  S  S                    S  S  C  C  L  L  D
Tstms                                                                   S  S


Date          Wed 12/20/17  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          50    56      42    57      45    56      43    53
Temp          53 50 55 50   46 43 54 52   48 46 54 51   46 44 51 47
Dewpt         51 50 47 46   42 40 43 44   43 43 47 47   46 44 41 39
PWind Dir        NW    NE      NE    SE       S     S       S    NW
Wind Char        LT    LT      LT    LT      LT    LT      GN    LT
Avg Clouds    OV OV OV B2   B2 B2 SC B1   B1 B2 B2 OV   OV OV B2 B2
PoP 12hr         90    80      40    10      20    80      70    50
Rain shwrs     D  D  D  L    C  C          S  S  L  D    L  L  C  C

$$

NCZ060-172100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
923 AM EST Sun Dec 17 2017

Date             Sun 12/17/17            Mon 12/18/17            Tue 12/19/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      47          39          61          43          62
Temp                35 43 47 45 45 42 40 40 47 57 60 54 50 48 46 44 50 58 61 56
Dewpt               28 33 36 40 41 41 40 40 45 48 47 46 43 41 40 40 46 50 53 53
RH                  75 67 65 82 86 96100100 93 72 62 74 77 77 79 86 86 75 75 90
Min/Max RH                   65         100          62          89          72
Wind Dir             S  E  E  E  E  E  E NE  E SW  W  W SE  E  E  E  S SE  E  W
Wind Dir Deg        19 10 10 11 11  9  7  6 10 22 26 27 12  9 10 11 19 15 11 24
Wind Spd             1  3  1  2  2  2  3  2  1  2  2  1  1  2  2  1  1  2  2  2
Clouds              OV OV OV OV B2 B2 B2 B1 B2 B1 B1 SC SC B1 SC B1 B1 OV OV OV
Clouds (%)          91 94 98 90 86 78 74 67 77 61 66 39 42 52 49 69 69 89 89 98
Vsby                 0  0  0  0  0  0
PoP 12hr                     80          40          10          20          70
QPF 12hr                   0.05        0.04           0        0.01        0.18
Rain                 C  D  C
Rain shwrs                    C  C  C  C                    S  S  C  C  L  L  D
Tstms                                                                   S  S
Haines                        4                       4
LAL                     1     1     1     1     1     1     1     1     2     2
Max Mix Hgt                2800                    3000
AGL Mix Hgt                1100                    1300
Max Vent Rt                6200                       0
T Wind Dir                   SE                       W
T Wind Spd                    5                       0
ADI                           5                       0
Max LVORI                     7                      10
Stability               B     B     F     F     B     B     F     F     B     D
Ceiling              4700  3200  2400  3200 18200 20800 20800 11700  1700  1000
Sta Pres            28.11 28.09 28.09 28.10 28.09 28.10 28.10 28.08 28.05 28.01


Date          Wed 12/20/17  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          47    56      40    56      39    56      41    54
Temp          51 48 54 49   44 41 53 49   43 40 53 50   45 42 51 47
Dewpt         49 48 51 48   43 39 42 40   40 39 46 46   44 42 45 42
PWind Dir        NW    NE       E    SE      SE    SE       S    NW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    OV OV OV OV   B2 B2 B1 SC   B1 B1 B2 OV   OV OV OV B2
PoP 12hr         80    90      40    10      20    70      70    60
Rain shwrs     D  D  D  D    C  C             S  L  L    L  L  L  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

$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.