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
000
FOUS54 KMRX 181607
PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
1107 AM EST Mon Dec 18 2017

TNZ017-182100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
1107 AM EST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
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                      54          37          59          43          51
Temp                   49 54 48 45 43 41 38 45 55 58 52 49 47 45 43 46 49 50 44
Dewpt                  43 43 42 42 40 39 37 41 43 42 43 44 45 44 43 44 43 40 39
RH                     80 66 80 89 89 92 96 86 64 55 71 83 93 96100 93 80 68 82
Wind Dir                W  W  W  W  W  W SW SW SW SW SW SW SW  W NE NE  E  E NE
Wind Spd                5  5  4  3  3  2  4  6  6  6  5  5  3  1  4  8  6  8  5
Clouds                 B2 B2 B1 B2 B1 B1 SC SC B1 B2 OV OV OV OV OV OV OV OV B2
PoP 12hr                     10          10          20          70          80
QPF 12hr                      0           0        0.02        0.18        0.62
Drizzle
Rain shwrs                                      S  S  C  L  L  L  D  D  L  L  S


Date          Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          33    56      34    57      42    59      40    56
Temp          38 34 51 47   40 35 52 51   46 43 56 51   45 41 53 49
Dewpt         35 32 39 36   34 33 42 42   46 43 47 42   38 37 43 42
PWind Dir        NE    SE      SE    SE       S    SW      SE     S
Wind Char        LT    LT      LT    LT      GN    LT      LT    LT
Avg Clouds    B2 SC SC SC   FW SC B1 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         20    10      10    40      70    50      50    30
Rain shwrs     S                   C  C    C  L  C  C    C  C  C  C

$$

TNZ071-182100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
1107 AM EST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
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                      56          41          60          47          55
Temp                   50 56 51 48 47 45 42 48 56 59 55 52 50 49 47 50 53 54 48
Dewpt                  45 45 45 44 42 41 40 43 47 48 48 50 50 49 47 49 49 47 45
RH                     83 66 80 86 83 86 93 83 72 67 77 93100100100 96 86 77 89
Wind Dir                W SW SW SW SW SW SW SW SW SW SW SW SE NE NE NE NE NE NE
Wind Spd                5  6  5  5  4  5  5  9  8  8  5  4  2  3  8  9 12 12  9
Clouds                 B1 B1 B1 B1 B1 B1 SC B1 B1 OV OV OV OV OV OV OV OV OV B2
PoP 12hr                     10           5          40          90          90
QPF 12hr                      0           0        0.07        0.60        0.89
Drizzle
Rain shwrs                                   S  C  C  L  D  D  D  D  D  D  D  S


Date          Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          39    58      40    58      46    58      43    57
Temp          43 40 54 51   45 41 54 53   49 47 56 52   47 44 54 51
Dewpt         41 38 46 44   40 39 47 47   46 45 47 44   40 40 45 42
PWind Dir        NE     S      SW     S      SW     W      NE    SW
Wind Char        LT    LT      LT    LT      GN    LT      LT    LT
Avg Clouds    B2 B1 SC SC   SC B1 B2 B2   B2 B2 B2 B1   B1 B2 B2 B2
PoP 12hr         20    10      10    50      60    50      50    40
Rain shwrs     S                   C  C    C  L  C  C    C  C  C  C

$$

TNZ036-182100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
1107 AM EST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
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                      55          42          59          46          53
Temp                   50 55 51 48 47 45 43 48 56 58 54 51 49 48 46 49 52 52 47
Dewpt                  45 45 45 44 42 41 40 43 47 49 48 49 49 48 46 47 48 46 44
RH                     83 69 80 86 83 86 89 83 72 72 80 93100100100 93 86 80 89
Wind Dir               SW SW SW SW SW SW SW SW SW SW SW  W NE NE NE NE NE NE NE
Wind Spd                3  5  2  3  2  2  2  6  6  5  4  3  0  4  8  8 11 10  5
Clouds                 B2 B1 B1 B1 B1 B1 SC B1 B1 OV OV OV OV OV OV OV OV OV B2
PoP 12hr                     10           5          40          90          90
QPF 12hr                      0           0        0.06        0.59        0.82
Drizzle
Rain shwrs                                      C  C  L  D  D  D  D  D  D  D  S


Date          Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          38    58      41    58      45    58      42    56
Temp          42 39 54 51   45 42 55 53   48 46 55 51   46 43 53 50
Dewpt         38 37 45 44   41 40 46 46   44 44 45 42   38 39 42 40
PWind Dir        NE     S      SW     S      SW     W      NW    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 SC SC SC   SC B1 B2 B2   OV B2 B2 B1   B1 B2 B2 B2
PoP 12hr         20    10      10    60      60    50      50    40
Rain shwrs     S                   C  L    L  L  C  C    C  C  C  C

$$

TNZ099-182100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
1107 AM EST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
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                      57          43          60          52          60
Temp                   51 57 54 51 49 48 44 49 57 60 57 55 54 53 52 55 58 59 53
Dewpt                  46 45 47 46 44 43 41 43 47 49 51 52 53 52 52 53 52 49 48
RH                     83 64 77 83 83 83 89 80 69 67 80 90 96 96100 93 80 69 83
Wind Dir               SW  S SW SW SW  S  S SW SW  S  S SE  E NE  N NE  N NE  N
Wind Spd                3  5  3  1  1  0  1  4  4  3  3  2  2  3  5  6  9  9  9
Clouds                 B2 B1 B1 B1 B1 B1 B1 B1 OV OV OV OV OV OV OV OV B2 B2 B2
PoP 12hr                     10           5          60         100          90
QPF 12hr                      0           0        0.10        1.17        1.09
Drizzle
Rain shwrs                                   S  C  L  D  D  D  D  D  D  D  D  S


Date          Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          43    59      44    59      47    58      44    56
Temp          47 44 56 53   48 45 56 54   50 48 56 52   48 45 54 51
Dewpt         42 42 46 44   44 42 46 49   46 46 46 45   41 41 43 43
PWind Dir        NE    SE       S     S       S     W       N    SE
Wind Char        LT    LT      LT    GN      GN    LT      LT    LT
Avg Clouds    B2 B1 SC SC   B1 B2 B2 B2   OV OV B2 B1   B2 B2 B2 B2
PoP 12hr         20    10      20    50      80    50      40    40
Rain shwrs     S  S          S  S  C  C    L  D  C  C    C  C  C  C

$$

NCZ060-182100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
1107 AM EST Mon Dec 18 2017

Date             Mon 12/18/17            Tue 12/19/17            Wed 12/20/17
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                      58          39          62          51          61
Temp                   49 58 53 49 47 45 40 47 57 61 57 55 54 53 52 55 59 60 53
Dewpt                  47 46 46 42 41 40 38 42 45 46 49 49 50 51 51 52 55 53 50
RH                     93 64 77 77 79 82 92 83 64 58 75 80 86 93 96 90 87 78 89
Min/Max RH                   62          92          58          96          78
Wind Dir                W  W  W NE  N  E  E SE  W  W  S SE  E NE NE SE SW  N  N
Wind Dir Deg           24 25 28  3 33  7  8 12 24 24 19 13 10  6  4 12 22  0  2
Wind Spd                3  4  1  0  0  1  1  1  2  3  1  1  2  2  3  3  2  3  3
Clouds                 SC SC SC SC B1 B1 B1 B1 B1 OV OV OV OV OV OV OV B2 B2 B2
Clouds (%)             50 49 41 44 53 62 54 51 69 97 96 96 97 99100100 80 87 85
Vsby                    0  0  0  0  0
PoP 12hr                      5           5          50          90         100
QPF 12hr                      0           0        0.10        0.78        1.07
Drizzle
Rain shwrs                                   S  C  C  L  D  D  D  D  D  D  D  C
Haines                        4                       4
LAL                     1     1     1     1     1     1     1     1     1     1
Max Mix Hgt                3500                    3900
AGL Mix Hgt                1800                    2200
Max Vent Rt                4200                    5000
T Wind Dir                   SW                       W
T Wind Spd                    2                       2
ADI                           4                       4
Max LVORI                     6                       6
Stability               B     B     F     F     B     D     D     D     B     B
Ceiling             20800 23500 23500  8900  7200  1700  1700  1700  1700  4700
Sta Pres            28.06 28.06 28.08 28.08 28.07 28.04 27.99 27.85 27.77 27.77


Date          Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          42    58      38    58      44    59      44    58
Temp          47 43 55 50   43 39 54 52   48 45 56 53   48 45 55 52
Dewpt         43 41 44 40   39 37 45 46   47 45 49 46   42 41 44 45
PWind Dir         E    SE      SE    SE       S    SW       E    SE
Wind Char        LT    LT      LT    LT      GN    LT      LT    LT
Avg Clouds    B2 B2 B1 SC   SC B1 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         40    10      10    40      60    40      50    40
Rain shwrs     C  C                C  C    L  L  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

$$




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