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 12 13 14 15 16 17 18
000
FOUS54 KMRX 230807
PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
307 AM EST Thu Feb 23 2017

TNZ017-232100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
307 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
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                      71          48          76          52          60
Temp          49 50 57 69 71 62 56 52 50 49 60 72 76 67 59 56 53 52 59 60 59 52
Dewpt         48 47 52 55 55 51 50 49 49 48 50 51 51 51 51 51 50 48 41 35 30 26
RH            96 89 83 61 57 67 80 89 96 96 69 48 42 56 75 83 89 86 51 39 33 36
Wind Dir      SE  E  S SW SW  S SE SE SE SE  S  S  S  S  S  S  S SW SW  W  W  W
Wind Spd       0  1  2  2  3  2  3  3  2  1  4  9  8  6  8  9  8  8 11 14 14 12
Clouds        B1 OV B2 B1 B1 B1 B2 SC SC SC FW SC FW SC SC B1 B2 B2 B2 SC SC SC
PoP 12hr                     20          10           5          70          40
QPF 12hr                   0.01           0           0        0.06        0.02
Rain shwrs              S  S                             S  L  L  C  C  C  C
Tstms                                                    S  L  L
Obvis          F  F
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          29    49      31    56      40    66      50    68
Temp          35 29 46 42   34 32 53 49   43 41 62 57   52 51 67 58
Dewpt         24 21 19 22   25 25 34 37   37 37 46 48   50 51 54 50
PWind Dir         W     W       S    SW       S    SW       S    SW
Wind Char        GN    LT      LT    LT      LT    LT      LT    GN
Avg Clouds    SC SC SC FW   FW B1 SC B1   B1 B2 B2 B2   B2 OV B1 B2
PoP 12hr         10     0       5    30      30    30      20    50
Rain shwrs                         C  C    C  C  C  C    S  S  C  C

$$

TNZ071-232100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
307 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
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                      74          53          76          53          58
Temp          54 54 60 71 73 66 60 57 55 54 63 72 76 71 66 61 57 53 54 58 56 49
Dewpt         50 50 54 58 58 53 53 52 51 51 53 55 54 53 53 51 49 47 40 33 28 25
RH            86 86 81 63 59 63 78 83 86 90 70 55 46 53 63 70 75 80 59 39 34 39
Wind Dir      SE SE SE SW SW  S  S  S  S  S SW SW  S  S  S SW SW SW SW  W  W  W
Wind Spd       0  0  1  3  3  3  3  3  3  3  9 14 13 11 12 13 13 13 13 14 13 11
Clouds        B1 OV B2 B1 B1 B1 SC SC SC SC SC SC SC SC SC B2 OV SC SC SC SC SC
PoP 12hr                     10           5           5          80          20
QPF 12hr                      0           0           0        0.28        0.01
Rain shwrs                                            S  C  D  D  S  S
Tstms                                                 S  C  D  D
Obvis          F  F
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          32    52      36    58      45    67      56    69
Temp          38 32 48 48   40 37 55 54   50 45 63 63   58 56 68 61
Dewpt         24 23 24 27   27 27 39 40   40 40 50 52   55 53 55 52
PWind Dir         W    SW       S    SW      SW    SW       S    SW
Wind Char        LT    LT      LT    LT      LT    GN      GN    BZ
Avg Clouds    SC SC FW FW   FW B1 B1 B1   B1 B2 B2 B2   OV B2 B2 OV
PoP 12hr          5     0       5    40      30    30      30    60
Rain shwrs                         C  C    C  C  C  C    C  C  L  L

$$

TNZ036-232100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
307 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
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                      74          53          76          51          57
Temp          54 54 61 71 73 66 60 57 55 54 64 74 76 73 66 59 56 52 52 57 56 49
Dewpt         51 51 54 58 58 53 54 54 53 52 53 54 54 53 53 52 50 46 38 31 27 24
RH            90 90 78 63 59 63 81 90 93 93 67 50 46 49 63 78 80 80 59 37 32 37
Wind Dir       N NW  S SW  S  S  S  S  S  S  S SW  S  S  S  S SW SW SW  W  W  W
Wind Spd       0  0  0  5  5  1  1  1  1  1  5 10  9  6  6  8  6  6  9 12 11  9
Clouds        SC B2 B2 B1 B1 B1 B1 SC B1 B1 B1 SC SC B1 B1 B2 OV B1 B1 SC SC SC
PoP 12hr                     10          10          10          80          20
QPF 12hr                      0           0           0        0.38        0.01
Rain shwrs                                            C  C  D  D  S  S
Tstms                                                 C  C  D  D
Obvis          F  F
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          32    53      35    57      44    66      53    67
Temp          39 32 50 49   39 36 54 54   48 44 63 62   55 53 67 60
Dewpt         24 23 24 26   27 29 40 40   40 41 49 51   55 53 55 50
PWind Dir         W     W       S    SW      SW    SW      SW    SW
Wind Char        LT    LT      LT    LT      LT    LT      GN    GN
Avg Clouds    SC SC FW FW   SC B1 B1 B1   B2 B2 OV B2   OV B2 B2 OV
PoP 12hr          5     0      10    40      30    30      40    70
Rain shwrs                         C  C    C  C  C  C    C  C  L  L

$$

TNZ099-232100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
307 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
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                      74          55          77          52          58
Temp          54 54 61 69 73 68 60 57 55 55 62 73 77 74 67 62 57 53 52 55 58 51
Dewpt         53 52 55 58 58 54 55 55 55 55 56 56 56 56 56 54 51 46 36 29 26 25
RH            96 93 81 68 59 61 84 93100100 81 55 48 53 68 75 80 77 54 37 29 36
Wind Dir       W NW  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW  W  W  W  W NW
Wind Spd       0  0  4  6  8  3  3  3  3  3  8 11 10  8  9 10  8  6  9 11 11 10
Clouds        B1 OV B2 B1 B1 SC B1 SC B1 B1 B1 B1 SC B1 B2 B2 OV SC SC FW FW FW
PoP 12hr                     10          10          10          60           5
QPF 12hr                      0           0           0        0.25           0
Rain shwrs                                            C  C  L  L
Tstms                                                 C  C  L  L
Obvis          F  F
Dense Fog      Y  Y


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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      38    61      47    67      56    70
Temp          39 33 51 51   41 39 57 58   51 47 62 63   58 57 68 66
Dewpt         26 26 22 26   30 32 40 43   42 45 51 54   58 56 56 53
PWind Dir        NW     W       S     S       S     S       S    SW
Wind Char        LT    LT      LT    LT      LT    LT      GN    GN
Avg Clouds    FW SC FW FW   FW SC B1 B1   B1 B2 B2 OV   OV B2 B2 OV
PoP 12hr          5     0      10    40      30    30      30    60
Rain shwrs                         C  C    C  C  C  C    C  C  L  L

$$

NCZ060-232100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
307 AM EST Thu Feb 23 2017

Date             Thu 02/23/17            Fri 02/24/17            Sat 02/25/17
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                      73          51          75          53          58
Temp          51 51 56 68 72 63 56 54 53 51 61 73 74 69 63 60 57 58 53 58 56 49
Dewpt         50 48 51 52 50 55 54 54 53 51 54 55 55 54 54 54 52 49 38 29 25 24
RH            96 89 83 57 46 75 93100100100 78 53 51 59 72 81 83 72 57 33 30 37
Min/Max RH                   46         100          50          83          30
Wind Dir      SE SE SE  S  S  S SE SE SE SE  S  S  S  S  S  S SW  W  W  W  W NW
Wind Dir Deg  13 13 14 17 18 17 15 14 13 13 16 19 18 18 18 19 22 24 25 26 27 29
Wind Spd       1  2  5  8  8  1  2  2  2  2  5  8  6  5  5  6  6  8  9 11 11 11
Clouds        SC B2 B1 B1 B1 SC SC SC B1 B1 B1 SC SC B1 B1 B2 B2 SC SC FW FW FW
Clouds (%)    50 72 65 59 59 48 30 43 67 56 52 45 42 58 67 73 85 46 46 18 18 22
Vsby           2  0  5 10
PoP 12hr                     20          10          10          60          20
QPF 12hr                   0.01           0           0        0.14        0.01
Rain shwrs              S  S                          S  C  L  L  S  S
Tstms                                                 S  C  L  L
Obvis          F  F
Dense Fog      Y  Y
Haines                        3                       3
LAL               1     1     1     1     1     1     2     4     4    MM    MM
Max Mix Hgt                6500                    7300
AGL Mix Hgt                3800                    5700
Max Vent Rt               38900                   65100
T Wind Dir                    S                       S
T Wind Spd                    9                      11
ADI                          34                      57
Max LVORI                     4                       4
Stability         F     C     B     G     F     B     C     E     F    MM    MM
Ceiling       20800 20800 23500  4000  3200  4000  4700  3200  8000    MM    MM
Sta Pres      27.80 27.81 27.79 27.81 27.81 27.79 27.75 27.69 27.74    MM    MM


Date          Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          30    54      33    59      42    66      51    68
Temp          36 30 50 44   34 34 56 52   44 43 63 58   52 51 67 59
Dewpt         23 24 17 24   27 28 35 40   39 40 49 52   52 51 55 53
PWind Dir        NW    NW       S     S       S     S       S    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    GN
Avg Clouds    FW FW FW FW   FW SC SC B1   B1 B2 B2 B2   B2 B2 B2 OV
PoP 12hr          0     0       5    30      20    30      20    40
Rain shwrs                         C  C    S  S  C  C    S  S  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.