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 261913
PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
313 PM EDT Wed Apr 26 2017

TNZ017-270900-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
313 PM EDT Wed Apr 26 2017

Date           04/26/17      Thu 04/27/17            Fri 04/28/17            Sat
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      54          77          53          85          59
Temp          79 74 66 61 57 55 67 73 76 71 64 59 56 55 71 80 84 79 71 66 62 60
Dewpt         55 55 56 54 52 53 56 56 55 60 57 56 52 55 57 53 54 58 60 61 59 60
RH            44 51 70 78 83 93 68 55 48 68 78 90 86100 61 39 36 49 68 84 90100
Wind Dir       S SE SE  E  S SW  S SW SW SW  S SE SE  E SE SW  S  S  S  S  S  S
Wind Spd       5  3  3  2  3  3  8 10 10  6  3  2  3  2  4  6  9  6  5  2  3  3
Clouds        FW CL FW FW SC SC B1 B2 B2 B1 B1 SC FW FW FW SC SC SC SC B1 B1 B1
PoP 12hr                      0          40          20          10          20
QPF 12hr                      0        0.13        0.01           0        0.07
Rain shwrs                       C  C  C  S                       S  S  S  S
Tstms                            C  C  C  S                       S  S  S  S


Date           04/29  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      63    82      62    73      49    72      51    75
Temp          82 80   69 64 79 77   67 63 72 67   55 52 69 67   56 54 72 70
Dewpt         60 63   62 63 61 62   61 59 58 51   45 46 42 47   46 49 47 50
PWind Dir         S      SE     S       S    SW       W     W      SW    SW
Wind Char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg Clouds    B1 SC   B1 B1 B1 B1   B1 B1 OV B2   B1 SC SC FW   FW SC SC B1
PoP 12hr         10      10    40      40    60      20    10      10     5
Rain shwrs                   C  C    S  C  L  C    S
Tstms                        C  C    S  S  L  C

$$

TNZ071-270900-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
313 PM EDT Wed Apr 26 2017

Date           04/26/17      Thu 04/27/17            Fri 04/28/17            Sat
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      62          76          55          85          65
Temp          80 76 69 66 64 63 70 74 75 71 64 60 58 57 72 80 84 80 74 70 68 66
Dewpt         57 56 56 57 56 56 59 58 57 57 55 55 53 55 57 59 60 62 63 64 63 64
RH            45 50 63 73 75 78 68 57 54 61 73 84 83 93 59 49 44 54 69 81 84 93
Wind Dir      SW SW  S  S SW  S SW SW SW SW SE  S SE SE  S SW SW  S  S SW  S  S
Wind Spd      11  6  8 11 10 12 12 14 13  6  3  3  3  3  5 10 12 10  8  5  5  5
Clouds        CL CL FW SC B1 B2 B2 B2 B1 SC SC FW FW FW FW SC SC SC SC B1 B1 SC
PoP 12hr                     20          50          10          10          20
QPF 12hr                   0.01        0.09           0           0        0.01
Rain shwrs                 S  C  C  C  S                          S  S
Tstms                      S  C  C  C  S                          S  S


Date           04/29  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          87      67    85      64    73      52    74      54    78
Temp          83 82   72 68 82 80   69 65 72 68   57 55 71 69   59 57 75 74
Dewpt         63 64   63 64 65 63   59 58 54 49   47 48 44 50   48 52 51 54
PWind Dir         S       S     S       S    SW      SW    SW      SW    SW
Wind Char        GN      LT    GN      GN    GN      LT    GN      LT    GN
Avg Clouds    SC SC   SC B1 B1 B1   B1 B2 OV B1   SC SC SC FW   FW SC SC B1
PoP 12hr         10      10    30      50    60      10    10      10    10
Rain shwrs                   S  C    C  C  L  C
Tstms                        S  C    C  S  L  C

$$

TNZ036-270900-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
313 PM EDT Wed Apr 26 2017

Date           04/26/17      Thu 04/27/17            Fri 04/28/17            Sat
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      63          77          54          85          65
Temp          81 78 70 66 64 64 71 75 76 71 64 60 57 56 71 80 84 80 74 70 68 66
Dewpt         56 56 58 58 57 57 58 58 56 57 55 54 52 54 56 59 60 62 63 64 64 64
RH            42 47 66 75 78 78 63 55 50 61 73 81 83 93 59 49 44 54 69 81 87 93
Wind Dir       S SW SW SW SW  S SW SW SW SW SE NW NE NE  S  S  S  S  S SW  S  S
Wind Spd       9  2  3  5  6  8  8 10 10  4  1  1  2  1  3  8 10  6  5  3  4  3
Clouds        CL CL FW SC B1 B2 B2 B2 B1 SC SC FW FW FW FW SC SC SC SC B1 B1 SC
PoP 12hr                     30          50          10          10          20
QPF 12hr                   0.01        0.09           0           0        0.06
Rain shwrs                 C  C  C  S  S                          S  S  S  S
Tstms                      C  C  C  S  S                          S  S  S  S


Date           04/29  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          88      67    85      63    72      52    74      54    79
Temp          84 83   72 68 82 80   68 64 71 67   57 55 71 69   59 57 76 75
Dewpt         63 65   63 64 65 63   59 57 51 49   47 47 44 50   49 52 51 53
PWind Dir         S       S     S       S    SW      SW    SW      SW    SW
Wind Char        GN      LT    GN      GN    GN      LT    LT      LT    LT
Avg Clouds    SC SC   SC B1 B1 B1   B1 OV OV SC   SC SC SC FW   FW SC SC B1
PoP 12hr         10      10    30      60    60      10    10      10    10
Rain shwrs                   S  C    C  L  L  C
Tstms                        S  C    C  S  L  C

$$

TNZ099-270900-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
313 PM EDT Wed Apr 26 2017

Date           04/26/17      Thu 04/27/17            Fri 04/28/17            Sat
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      64          76          55          85          66
Temp          81 79 71 67 66 65 71 74 75 71 64 60 58 57 72 80 84 80 75 71 68 67
Dewpt         56 56 57 57 57 59 60 58 56 57 57 56 56 57 60 62 64 66 66 66 66 65
RH            42 45 61 70 73 81 68 57 52 61 78 87 93100 66 54 51 62 74 84 93 93
Wind Dir       S  S SE  S  S  S  S SW SW  W  S NE  E SE  S  S  S  S  S  S  S  S
Wind Spd      10  6  5  9 11  9  9 11 10  5  1  1  2  2  6 11 13  9  8  5  5  4
Clouds        CL CL FW B1 B2 OV B2 B1 SC SC SC FW FW SC SC SC B1 SC SC B1 B1 B1
PoP 12hr                     50          70          10          10          20
QPF 12hr                   0.18        0.08           0           0        0.01
Rain shwrs              C  C  L  C     S                          S  S
Tstms                   C  C  L  C     S                          S  S


Date           04/29  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          88      67    85      61    72      51    77      56    79
Temp          84 83   72 68 82 79   67 62 71 67   56 54 74 72   61 59 76 75
Dewpt         65 66   65 65 65 64   62 58 49 49   48 49 44 52   51 53 53 56
PWind Dir         S       S     S       S    SW       W    SW       S     S
Wind Char        GN      LT    GN      GN    GN      LT    LT      LT    LT
Avg Clouds    B1 B1   B1 B1 B1 B1   B2 OV OV SC   SC FW FW FW   FW FW SC B1
PoP 12hr         10      20    40      80    40      10    10      10    20
Rain shwrs             S     C  C    L  D  C  C                        S  S
Tstms                  S     C  C    L  S  C  C                           S

$$

NCZ060-270900-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
313 PM EDT Wed Apr 26 2017

Date           04/26/17      Thu 04/27/17            Fri 04/28/17            Sat
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      56          74          51          83          60
Temp          81 77 61 59 58 57 66 71 73 68 61 57 54 53 69 78 82 77 70 66 63 61
Dewpt         56 56 57 56 56 57 60 60 57 57 55 55 52 53 58 60 61 62 64 63 63 61
RH            42 48 87 90 93100 81 68 57 68 81 93 93100 68 54 49 60 81 90100100
Max/Min RH                  100          57         100          49         100
Wind Dir      SW  S SW SE  S  S  W SW  W  W SE  E  E SE  S  S  S  S  S  S  S SE
Wind Dir Deg  22 18 22 15 17 19 24 23 24 24 13 10 11 15 18 18 19 17 16 16 17 15
Wind Spd       8  5  2  5  3  2  3  8  5  5  3  3  3  4  4  9  9  6  5  3  4  4
Clouds        CL CL FW SC B1 OV B2 B1 B1 SC SC SC FW SC SC SC B1 SC SC B1 B1 B1
Clouds (%)     2  1 20 41 66 91 80 69 59 49 46 31 25 35 35 44 52 50 50 51 51 54
Vsby          10 10 10 10 10 10  8  7
PoP 12hr                     40          60          20          20          20
QPF 12hr                   0.03        0.12        0.01        0.01        0.01
Rain shwrs              S  C  L  C  C  S  S                    S  S  S
Tstms                   S  C  L  C  C  S  S                    S  S  S
Haines                                    3                       4
LAL               1     2     4     4     3     2     1     1     2     2     1
Max Mix Hgt                            5600                    6200
AGL Mix Hgt                            3900                    4500
Max Vent Rt                           76000                   92800
T Wind Dir                               SW                       S
T Wind Spd                               19                      20
ADI                                      66                      81
Max LVORI                                 4                       4
Stability         B     F     D     B     B     G     G     B     B     F     F
Ceiling        NONE  NONE  3200  3200  NONE  NONE  NONE  NONE  3200  1700  1700
Sta Pres      27.68 27.70 27.67 27.71 27.75 27.85 27.90 27.93 27.96 27.98 28.05


Date           04/29  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17  Wed 05/03/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          85      65    80      61    70      49    74      51    77
Temp          81 80   70 66 78 76   65 62 69 65   54 52 71 69   56 54 74 72
Dewpt         62 63   63 63 64 63   59 58 54 48   46 46 40 49   48 51 49 56
PWind Dir         S      SE     S       S    SW       W     W       S     S
Wind Char        GN      LT    GN      GN    GN      LT    LT      LT    LT
Avg Clouds    B1 B1   B1 B1 B1 B1   B1 B2 OV SC   SC FW FW FW   FW FW SC B1
PoP 12hr         10      20    40      60    60      10    10      10    20
Rain shwrs             S  S  C  C    C  L  L  C                        S  S
Tstms                  S  S  C  C    C  S  L  C                           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

$$




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