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
987
FOUS54 KMRX 210655
PFMMRX

Point Forecast Matrices
National Weather Service Morristown TN
255 AM EDT Fri Jul 21 2017

TNZ017-212100-
Tri Cities Airport-Sullivan TN
36.50N  82.41W Elev. 1536 ft
255 AM EDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      93          70          91          71          88
Temp          70 70 83 90 92 87 78 72 72 72 83 89 90 86 79 75 73 73 81 86 87 84
Dewpt         69 69 70 67 67 71 71 71 69 71 72 71 70 72 71 71 70 71 72 72 71 71
RH            97 97 65 47 44 59 79 97 90 97 70 56 52 63 77 87 90 93 74 63 59 65
Wind Dir       S  S SW  W  W  W  S  S  S  S SW SW SW SW SW SW SW SW SW SW SW  W
Wind Spd       0  0  3  4  5  2  0  0  0  2  5  8  8  8  9  6  6  6  8 10 10 10
Clouds        SC SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC B1 B1 B2 B2 B2
PoP 12hr                     20          20          30          20          50
QPF 12hr                   0.02        0.01        0.27        0.03        0.33
Rain shwrs              S  S  S           S  S  C  C  S  S        C  C  C  C  L
Tstms                   S  S  S                 C  C  S  S        C  C  C  C  L


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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          70    85      67    84      64    85      66    86
Temp          74 72 83 81   71 69 82 79   68 66 83 80   70 68 84 81
Dewpt         69 69 69 69   68 67 68 66   64 64 65 66   65 66 66 68
PWind Dir        SW    SW       W     N      NE     S       S    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2 B2 B2   B2 B2 B2 B1   B1 SC SC SC   SC SC SC B1
PoP 12hr         60    50      30    30      20    20      20    30
Rain shwrs     L  L  C  C    C  C  C  C    S  S  S  S    S  S  C  C
Tstms          L  L  C  C    C  C  C  C    S  S  S  S    S  S  C  C

$$

TNZ071-212100-
Knoxville McGhee Tyson Airport-Blount TN
35.80N  83.98W Elev. 979 ft
255 AM EDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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          73          92          74          89
Temp          74 74 85 92 93 89 80 77 75 75 84 90 91 88 81 78 76 76 83 87 88 85
Dewpt         70 71 72 69 68 70 73 73 71 72 75 73 72 73 73 72 71 72 74 73 72 73
RH            87 90 65 47 44 54 79 87 87 90 74 58 54 61 77 82 85 87 74 63 59 67
Wind Dir      NE  E  N  W NW SW  N NW  W  S SW SW SW SW SW SW SW SW SW SW SW SW
Wind Spd       1  1  2  4  5  4  1  1  1  3  5  8  8  8  9  6  5  6 10 11 12  9
Clouds        FW SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC B1 B1 B2 B2 B2
PoP 12hr                     20          20          30          20          50
QPF 12hr                   0.01        0.01        0.16        0.01        0.34
Rain shwrs              S  S  S           S  S  C  C  S  S        C  C  C  C  C
Tstms                   S  S  S                 C  C  S  S        C  C  C  C  C


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    86      71    87      68    87      69    87
Temp          76 74 84 82   74 73 85 82   72 70 85 83   73 71 85 83
Dewpt         72 71 72 71   71 69 71 69   69 67 67 68   68 68 69 69
PWind Dir        SW    SW      SW    NW      NE    NW      SE    SW
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2 B2 B2   B2 B2 B2 B1   B1 SC B1 SC   B1 SC B1 B1
PoP 12hr         50    50      40    30      20    20      20    40
Rain shwrs     C  C  C  C    C  C  C  C    S  S  S  S    S  S  C  C
Tstms          C  C  C  C    C  C  C  C    S  S  S  S    S  S  C  C

$$

TNZ036-212100-
Oak Ridge-Anderson TN
36.00N  84.24W Elev. 913 ft
255 AM EDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      95          73          92          75          89
Temp          74 75 86 92 94 90 80 76 75 75 84 90 91 88 81 79 77 77 83 87 88 85
Dewpt         72 72 72 70 69 72 74 74 73 73 75 73 73 74 73 73 72 73 73 72 73 73
RH            93 90 63 49 44 56 82 94 94 94 74 58 56 63 77 82 85 87 72 61 61 67
Wind Dir       S  S SW  S  S SW  S  S  S SW SW SW SW SW SW SW SW SW SW SW SW SW
Wind Spd       0  0  1  3  3  1  0  0  0  2  4  8  8  8  8  5  3  4  9 10 10  5
Clouds        FW SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC B1 B1 B2 B2 B2
PoP 12hr                     20          20          30          20          50
QPF 12hr                   0.01        0.01        0.11        0.01        0.34
Rain shwrs              S  S  S           S  S  C  C  S  S        C  C  C  C  L
Tstms                   S  S  S                 C  C  S  S        C  C  C  C  L


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    86      70    87      69    87      69    87
Temp          77 74 85 82   74 72 85 83   73 71 85 83   73 71 85 83
Dewpt         72 71 71 72   71 69 70 69   69 66 67 68   68 67 68 70
PWind Dir        SW    SW       W     N      NE    NW      NE     S
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B1 B2 B2   B2 B2 B2 B1   B1 SC SC SC   B1 SC SC SC
PoP 12hr         60    50      40    30      20    20      20    30
Rain shwrs     L  L  C  C    C  C  C  C    S  S  S  S    S  S  C  C
Tstms          L  L  C  C    C  C  C  C    S  S  S  S    S  S  C  C

$$

TNZ099-212100-
Chattanooga Airport-Hamilton TN
35.03N  85.22W Elev. 688 ft
255 AM EDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      96          75          93          75          90
Temp          76 76 87 94 95 91 81 78 77 77 86 91 92 89 82 79 77 77 84 88 89 86
Dewpt         73 73 73 71 70 72 73 74 74 74 74 72 72 72 73 73 73 73 74 73 72 73
RH            90 90 63 47 45 54 77 88 90 90 68 54 52 57 74 82 87 87 72 61 57 65
Wind Dir       N NW  N NW  W  W  S  S  S  S SW SW SW SW SW SW SW SW SW SW SW SW
Wind Spd       0  0  2  3  3  4  1  0  0  1  4  6  9  8  3  4  3  4  8  9 10  8
Clouds        FW SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC B2 B2 B2 B2 B2
PoP 12hr                     20          20          30          20          50
QPF 12hr                   0.01        0.01        0.10        0.01        0.39
Rain shwrs              S  S  S           S  S  C  C  S  S        C  C  C  C  L
Tstms                   S  S  S                 C  C  S  S        C  C  C  C  L


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    87      72    87      71    87      70    86
Temp          77 75 85 83   75 74 85 83   75 73 85 83   74 72 84 82
Dewpt         73 72 73 73   72 71 72 71   71 69 70 70   71 69 71 70
PWind Dir        SW    SW      SW    NW       N    NE      SE     S
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2 B2 B2   OV B2 B2 B2   B1 SC B1 B1   B1 SC B1 B1
PoP 12hr         60    60      40    50      20    30      30    40
Rain shwrs     L  L  L  L    C  C  C  C    S  S  C  C    C  C  C  C
Tstms          L  L  L  L    C  C  C  C    S  S  C  C    C  C  C  C

$$

NCZ060-212100-
Tusquitee RAWS-Forestry-Cherokee NC
35.07N  84.12W Elev. 1600 ft
255 AM EDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      92          70          89          71          86
Temp          67 68 81 89 91 84 72 71 71 72 81 87 88 85 78 75 73 73 80 84 85 82
Dewpt         67 67 73 71 71 74 72 71 70 71 74 73 73 74 72 71 70 71 73 73 73 73
RH           100 97 77 56 52 72100100 97 97 79 63 61 70 82 87 90 93 79 70 67 74
Min/Max RH                   50         100          61          93          67
Wind Dir       N NW SW SW SW NE NE NE NE  E  W  W SW  S SW SW SW SW SW SW SW SW
Wind Dir Deg   1 30 22 22 23  4  6  6  6  8 24 24 22 19 21 21 22 20 22 21 23 22
Wind Spd       0  0  2  4  5  1  0  0  0  2  4  5  8  3  2  2  1  2  4  5  9  5
Clouds        FW SC SC SC B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 SC SC B2 B2 B2 B2 B2
Clouds (%)     7 32 36 47 51 52 41 29 29 54 54 59 59 53 53 42 42 72 72 78 78 75
Vsby           4  4 10 10 10  9  6  4
PoP 12hr                     30          30          30          30          50
QPF 12hr                   0.07        0.01        0.16        0.02        0.33
Rain shwrs              C  C  C  S        C  C  C  C  C  C  S  S  C  C  C  C  C
Tstms                   C  C  C  S              C  C  C  C  S  S  C  C  C  C  C
Haines                        4                       3
LAL               1     3     3     3     1     3     3     3     3     3     3
Max Mix Hgt                5400                    6300
AGL Mix Hgt                3700                    4600
Max Vent Rt               12900                   37200
T Wind Dir                    W                       W
T Wind Spd                    3                       8
ADI                          11                      32
Max LVORI                     6                       4
Stability         G     A     B     G     F     B     B     G     F     B     B
Ceiling       20800  7200  6300  7200  8000  8000 15900 14800 13800  5500 12700
Sta Pres      28.01 28.00 27.97 27.99 27.97 27.99 27.94 27.94 27.93 27.94 27.92


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    84      68    85      66    84      67    84
Temp          73 71 82 80   72 70 83 80   70 68 82 80   71 69 82 80
Dewpt         70 69 73 73   69 69 71 71   68 67 70 71   68 67 71 72
PWind Dir        SW     W       W    NW       N     S      SE     S
Wind Char        LT    LT      LT    LT      LT    LT      LT    LT
Avg Clouds    B2 B2 B2 B2   B2 B2 B2 B1   B1 SC B1 B2   B1 SC B1 B1
PoP 12hr         50    50      30    30      20    40      20    40
Rain shwrs     C  C  C  C    C  C  C  C    S  S  C  C    S  S  C  C
Tstms          C  C  C  C    C  C  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.