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 19 20 21 22 23 24 25
719
FOUS54 KMRX 051122
PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
722 AM EDT Sat Jul 5 2025

TNZ017-052000-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
722 AM EDT Sat Jul 5 2025

Date             Sat 07/05/25            Sun 07/06/25            Mon 07/07/25
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          90          67          90
Temp             64 81 86 89 83 73 68 66 67 80 86 88 83 74 71 69 71 80 86 88 84
Dewpt            63 66 66 65 68 64 62 61 62 65 66 66 68 67 67 66 68 71 70 69 70
RH               97 60 51 45 61 73 81 84 84 60 51 48 61 79 87 90 90 74 59 54 63
Wind Dir          E  E  E  E  E  E  E NE  E  E  N  N  S  E SE SE SE  W  W  W  W
Wind Spd          2  2  3  3  4  3  2  2  2  2  3  4  4  2  1  1  1  2  5  6  4
Clouds           FW CL FW FW FW FW FW FW FW FW FW SC FW SC FW SC FW FW SC SC FW
PoP 12hr                      5           5          10          10          20
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                              S  S
Tstms                                                                   S  S
Heat index                   86                      86             83 92 92 88
Max heat               90    92                89    91    84          94    94


Date          Tue 07/08/25  Wed 07/09/25  Thu 07/10/25  Fri 07/11/25
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          69    90      68    89      68    86      68    87
Temp          72 72 86 82   71 71 85 82   71 70 81 79   70 69 83 81
Dewpt         69 69 71 70   69 69 71 71   68 69 70 70   69 69 71 71
PWind Dir        SW     W       E     W       S    SW       S    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC FW FW B1   SC SC B1 B1   B2 B2 B1 B1   B1 B2 B1 SC
PoP 12hr         10    40      20    50      40    70      60    70
Rain shwrs              C    S     S  C    C  S  C  L    L  C  C  L
Tstms                   C    S     S  C    C     C  L    C     S  C

$$

TNZ071-052000-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
722 AM EDT Sat Jul 5 2025

Date             Sat 07/05/25            Sun 07/06/25            Mon 07/07/25
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                      94          70          93          72          94
Temp             72 85 92 93 86 78 74 71 72 84 91 92 87 78 75 72 74 85 92 93 86
Dewpt            65 68 66 65 67 66 66 65 65 68 68 68 68 67 68 67 69 71 71 70 70
RH               79 57 43 40 53 67 76 81 79 59 47 46 53 69 79 84 84 63 51 47 59
Wind Dir         NE  N  N NE  N  S  S  E NE SW NE  N  W SE SE  S  S  W  W  W  W
Wind Spd          2  1  2  3  3  2  2  1  1  2  3  4  3  2  1  1  1  2  4  5  4
Clouds           FW CL FW FW FW FW FW FW FW FW SC FW FW FW FW FW FW FW FW FW SC
PoP 12hr                      5           0           5           5          20
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                              S  S
Tstms                                                                   S  S
Heat index          88 95    89             87 95 96 91             90 99 99 91
Max heat               95    96    85          95    96    87          99   100


Date          Tue 07/08/25  Wed 07/09/25  Thu 07/10/25  Fri 07/11/25
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          73    94      72    93      71    90      70    91
Temp          76 75 91 84   75 74 90 83   75 74 87 82   73 73 88 83
Dewpt         70 70 71 71   71 71 72 71   71 70 73 71   70 70 73 71
PWind Dir         S     W       E     W      SW    SW      SW    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW FW FW SC   B1 SC SC B1   B1 B1 B1 B1   B1 SC B1 SC
PoP 12hr          5    40      10    60      40    70      50    70
Rain shwrs              C          S  L    C  S  C  L    C  C  C  L
Tstms                   C          S  L    C  S  S  L    C     S  L

$$

TNZ036-052000-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
722 AM EDT Sat Jul 5 2025

Date             Sat 07/05/25            Sun 07/06/25            Mon 07/07/25
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                      94          69          93          71          93
Temp             71 85 92 93 86 77 73 70 72 85 91 92 85 78 74 72 73 85 92 92 85
Dewpt            66 69 67 65 67 65 64 64 66 69 70 69 70 69 69 68 69 72 72 72 70
RH               84 59 44 40 53 67 73 81 81 59 50 47 61 74 84 87 87 65 52 52 61
Wind Dir          E SE  S SE NW  N  N NE NE SW  N NW  W  N NW NW  W SW  W  W  W
Wind Spd          1  1  1  2  2  2  1  1  1  1  2  2  2  2  1  1  1  2  3  3  2
Clouds           FW FW FW FW FW FW FW SC FW FW SC SC SC FW FW FW FW FW SC FW SC
PoP 12hr                      5           0           5           5          30
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                              C  C
Tstms                                                                   C  C
Heat index          89 96    89             89 97 97 90             91100100 90
Max heat               96    96    85          97    98    87         100   101


Date          Tue 07/08/25  Wed 07/09/25  Thu 07/10/25  Fri 07/11/25
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          72    93      71    92      71    90      70    90
Temp          75 74 91 83   74 74 90 82   73 73 87 81   73 72 88 82
Dewpt         71 70 73 72   70 71 74 71   70 70 73 71   70 70 73 71
PWind Dir        NW     W      NW     W       W    SW      SW    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    SC FW FW B1   B1 SC SC B1   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr          5    40      10    60      40    70      50    70
Rain shwrs              C          S  L    C  S  C  L    C  C  C  L
Tstms                   C          S  L    C  S  C  L    C     C  L

$$

TNZ099-052000-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
722 AM EDT Sat Jul 5 2025

Date             Sat 07/05/25            Sun 07/06/25            Mon 07/07/25
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                      94          72          95          73          96
Temp             74 85 92 92 86 78 75 73 74 86 93 93 87 79 76 74 76 87 94 93 87
Dewpt            69 71 69 67 68 69 67 67 67 68 68 68 69 70 70 70 70 72 70 70 71
RH               84 63 47 44 55 74 76 81 79 55 44 44 55 74 82 87 82 61 46 47 59
Wind Dir         NE SE SE SE  N NW  S  N  S SW NW NW NW NW  W NW  W  W  W  W  W
Wind Spd          1  2  2  3  2  1  1  0  1  2  2  4  2  1  1  1  1  2  3  5  3
Clouds           FW CL CL FW FW FW FW SC FW FW FW FW SC FW FW FW FW FW FW FW FW
PoP 12hr                      0           0           5           5          20
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                              S  S
Tstms                                                                   S  S
Heat index          90 97 96 89             89 97 97 91             94100 99 93
Max heat               97    98    87          97    99    88         100   102


Date          Tue 07/08/25  Wed 07/09/25  Thu 07/10/25  Fri 07/11/25
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          73    95      73    94      73    92      72    92
Temp          76 75 93 85   75 76 91 82   75 75 88 82   74 74 89 83
Dewpt         72 72 72 72   73 72 73 72   73 72 73 73   72 72 73 73
PWind Dir        NW     W      NW     W       W     W      SW     W
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW FW FW SC   SC SC SC B1   B1 SC B1 B1   B1 B1 B1 SC
PoP 12hr          5    40      10    60      30    70      50    70
Rain shwrs              C          S  L    C  C  C  L    C  C  C  L
Tstms                   C          S  L    C     C  L    C     C  C

$$

NCZ060-052000-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
722 AM EDT Sat Jul 5 2025

Date             Sat 07/05/25            Sun 07/06/25            Mon 07/07/25
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          63          91          65          92
Temp             64 81 87 88 79 73 68 65 66 80 87 88 79 72 68 66 68 83 89 89 80
Dewpt            63 67 64 64 66 65 63 61 62 67 66 66 66 65 64 63 66 70 68 67 68
RH               97 63 46 45 64 76 84 87 87 65 50 48 64 79 87 90 93 65 50 48 67
Min/Max RH                   42          87          47          97          47
Wind Dir          E  E SE  E NE  E SE  N  N NW NW NW  N  N  N  N  N NW  W  W NW
Wind Dir Deg     11 11 12  8  3 10 12  0  0 31 31 31 33  0  0  0  0 29 28 28 29
Wind Spd          1  2  3  3  2  1  1  0  0  2  4  4  2  0  0  0  0  2  4  4  2
Clouds           FW CL FW FW SC SC FW SC FW SC FW FW SC FW FW FW FW FW FW FW FW
Clouds (%)        9  1 11 12 43 37 19 31 25 26 22 21 26 16 14 16 11  8 17 16 24
Vsby              7 10 10 10 10 10  7  7 10 10 10 10 10
PoP 12hr                      5           0          10          10          30
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                              C  C
Tstms                                                                   C  C
Heat index                                                          87 93 92 83
Max heat               88    90                89    92                93    93
ChanceThunder                 5           0          10          10          30
Max Mix Hgt
AGL Mix Hgt                6900                    7600                    8500
Max Vent Rt               41000                   61000                   71700
T Wind Dir                    E                      NW                      NW
T Wind Spd                    5                       6                       6
ADI
Max LVORI
Stability        MM    MM    MM    MM    MM    MM    MM    MM    MM    MM    MM
Ceiling          MM    MM    MM    MM    MM    MM    MM    MM    MM    MM    MM
Sta Pres         MM    MM    MM    MM    MM    MM    MM    MM    MM    MM    MM


Date          Tue 07/08/25  Wed 07/09/25  Thu 07/10/25  Fri 07/11/25
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          66    92      67    91      66    88      66    89
Temp          69 69 88 79   70 69 87 78   69 69 83 77   68 68 85 78
Dewpt         66 67 69 69   68 68 70 70   68 68 70 70   68 68 71 70
PWind Dir        NW    NW      NW    NW       N     W       S     W
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    FW FW FW SC   SC FW SC B1   B1 B1 B1 B1   B1 B1 B1 SC
PoP 12hr          5    40      20    70      40    70      60    80
Rain shwrs              C    S     S  L    C  S  C  L    L  C  C  D
Tstms                   C    S     S  L    C     C  L    C     C  L

This is an experimental product for planning and review purposes only, and is
not to be substituted for an official fire weather spot forecast

$$