Point Forecast Matrices
Issued by NWS Knoxville/Tri Cities, TN

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FOUS54 KMRX 180720
PFMMRX

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
320 AM EDT SAT APR 18 2015

TNZ017-182100-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N  82.41W ELEV. 1536 FT
320 AM EDT SAT APR 18 2015

DATE             SAT 04/18/15            SUN 04/19/15            MON 04/20/15
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                      80          58          75          56          74
TEMP          57 56 69 76 80 75 68 64 61 58 66 72 74 70 65 61 58 57 66 71 73 67
DEWPT         55 55 55 53 51 51 53 52 54 55 57 57 55 55 55 54 54 54 52 50 49 47
RH            93 96 61 45 36 43 59 65 78 90 73 59 51 59 70 78 86 90 61 47 43 49
WIND DIR      NE  E NE NE  E SE  E  E SE SE SE  S SW SW SW  S  S SW SW SW  W  W
WIND SPD       1  3  2  4  4  6  4  5  6  4  6 11 11 10  5  2  4  5 11 14 12 11
CLOUDS        B1 SC SC SC SC SC B1 B2 OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2
POP 12HR                     20          70          90          60          60
QPF 12HR                   0.01        0.03        0.55        0.10        0.18
RAIN SHWRS                 S  S  C  C  L  D  D  D  D  L  L  C  C  L  L  L  L  C
TSTMS                            S  S  S  S  S  S  S  L  L  C  C  L  L  S  S
OBVIS         PF


DATE          TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          47    63      42    63      43    65      45    67
TEMP          54 48 60 58   47 43 60 58   48 44 61 60   50 46 63 62
DEWPT         46 43 38 37   36 35 34 38   37 40 41 43   43 43 44 45
PWIND DIR         W     W       W     W       W     W       W     W
WIND CHAR        GN    GN      LT    GN      LT    GN      LT    GN
AVG CLOUDS    B2 SC SC SC   SC SC SC SC   SC SC SC SC   B1 B1 B1 B1
POP 12HR         40    10      10    10      20    20      20    30
RAIN SHWRS     C  C                        S  S  S  S    S  S  C  C
TSTMS                                            S  S    S  S  S  S

$$

TNZ071-182100-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N  83.98W ELEV. 979 FT
320 AM EDT SAT APR 18 2015

DATE             SAT 04/18/15            SUN 04/19/15            MON 04/20/15
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                      78          61          76          61          73
TEMP          61 60 70 75 78 74 69 66 63 61 69 73 75 72 68 65 63 62 68 71 72 67
DEWPT         59 58 58 57 56 55 57 59 59 59 60 61 60 60 59 58 57 57 55 54 52 51
RH            93 93 66 54 47 51 66 78 87 93 73 66 60 66 73 78 81 84 63 55 49 56
WIND DIR       S  S NE NE  E  E SE SE SE  S SW SW SW SW SW SW SW SW SW SW  W  W
WIND SPD       1  1  3  4  5  3  3  4  3  6 16 16 14  9 10  8 11 14 17 18 13 11
CLOUDS        B1 B1 SC SC SC B1 B2 OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     20         100          90          60          60
QPF 12HR                   0.01        0.20        0.37        0.14        0.20
RAIN SHWRS                 S  C  L  D  D  D  D  D  D  L  L  C  C  L  L  C  C  S
TSTMS                         S  S  C  C  S  S  S  S  L  L  C  C  L  L  S  S
OBVIS         PF


DATE          TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          48    66      45    68      47    69      50    72
TEMP          55 49 63 61   50 46 64 63   52 48 65 64   55 51 68 68
DEWPT         48 45 39 41   38 40 39 43   40 44 46 48   47 47 50 52
PWIND DIR         W     W       W    SW      SW    SW       W     W
WIND CHAR        GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC FW   SC SC SC SC   SC SC SC SC   B1 SC B1 B1
POP 12HR         20    10      10    10      20    20      20    30
RAIN SHWRS     S  S                        S  S  S  S    S  S  C  C
TSTMS                                            S  S    S  S  S  S

$$

TNZ036-182100-
OAK RIDGE-ANDERSON TN
36.00N  84.24W ELEV. 913 FT
320 AM EDT SAT APR 18 2015

DATE             SAT 04/18/15            SUN 04/19/15            MON 04/20/15
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                      77          62          75          60          73
TEMP          60 59 68 74 76 73 69 66 64 62 68 73 74 71 67 64 62 61 67 71 72 67
DEWPT         59 58 59 59 58 56 59 58 59 60 61 60 59 59 58 58 57 56 54 52 50 48
RH            96 96 73 59 54 55 70 75 84 93 78 64 59 66 73 81 84 84 63 51 46 50
WIND DIR      SE SW  E  E  E  E SE  E  E  S SW SW SW SW SW SW SW SW SW SW  W  W
WIND SPD       0  1  3  4  5  2  2  3  4  3  3  9 11  8  4  3  3  5  9 11  8  6
CLOUDS        SC SC SC SC B1 B1 B2 OV OV OV OV B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     20         100          90          60          60
QPF 12HR                   0.01        0.23        0.46        0.15        0.18
RAIN SHWRS                 S  C  L  L  D  D  D  D  D  L  L  C  C  L  L  C  C  S
TSTMS                         S  S  S  C  S  S  S  S  L  L  C  C  L  L  S  S
OBVIS         PF


DATE          TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          48    66      45    67      47    69      49    71
TEMP          55 49 63 61   50 46 63 62   52 48 65 64   54 50 67 67
DEWPT         47 44 38 40   38 39 39 42   40 44 45 48   46 47 49 51
PWIND DIR         W     W       W    SW      SW     W      NW     W
WIND CHAR        LT    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC FW   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1
POP 12HR         20    10      10    10      20    20      20    30
RAIN SHWRS     S  S                        S  S  S  S    S  S  C  C
TSTMS                                            S  S    S  S  S  S

$$

TNZ099-182100-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N  85.22W ELEV. 688 FT
320 AM EDT SAT APR 18 2015

DATE             SAT 04/18/15            SUN 04/19/15            MON 04/20/15
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                      76          62          76          61          73
TEMP          60 60 67 72 75 72 68 66 64 64 70 74 75 72 68 65 63 62 68 71 72 67
DEWPT         59 58 60 59 58 60 60 62 61 62 61 61 61 60 59 59 58 57 55 53 51 49
RH            96 93 78 64 55 66 76 87 90 93 73 64 62 66 73 81 84 84 63 53 48 52
WIND DIR       N  N NE  E  E  E SE  S SE  S  S SW SW SW SW  S  S SW SW  W  W  W
WIND SPD       0  2  2  5  3  2  2  6  6 10 10 11 14  8  5  4  8 11 12 12 11 10
CLOUDS        OV B2 B1 B1 B2 B2 OV OV OV OV OV B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     40         100          90          60          50
QPF 12HR                   0.06        0.61        0.31        0.14        0.04
RAIN SHWRS     C  S  S  C  C  C  D  D  D  D  D  D  L  L  L  C  C  C  C  C  C  S
TSTMS                   S  S  S  C  C  C  S  S  S  S  L  L  C  C  C  C  S  S


DATE          TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          50    68      47    70      48    72      53    75
TEMP          56 51 65 63   52 48 66 65   54 49 68 67   58 54 71 70
DEWPT         49 45 39 43   41 42 41 47   44 46 48 52   52 50 54 56
PWIND DIR        NW     W      NW    NW       W     W       S     W
WIND CHAR        GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 FW FW FW   SC SC SC SC   SC SC SC SC   SC B1 B1 B1
POP 12HR         20    10      10    10      20    20      20    30
RAIN SHWRS     S                           S  S  S  S    S  S  C  C
TSTMS                                            S  S    S  S  S  S

$$

NCZ060-182100-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N  84.12W ELEV. 1600 FT
320 AM EDT SAT APR 18 2015

DATE             SAT 04/18/15            SUN 04/19/15            MON 04/20/15
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                      75          62          74          58          71
TEMP          62 62 67 72 75 72 68 65 64 62 68 72 73 70 65 62 60 59 65 69 70 65
DEWPT         61 60 59 57 58 59 60 62 62 61 63 60 59 59 59 59 58 56 55 53 52 50
RH            97 93 75 59 55 64 76 90 93 97 84 66 62 68 81 90 93 90 70 57 53 58
MIN/MAX RH                   55         100          62          93          53
WIND DIR       N  N SE  S  S SE SE SE SE SW SW  W SW  W  W  S  W SW SW SW  W NW
WIND DIR DEG   2  0 13 16 16 15 14 13 12 22 22 24 22 25 27 18 26 22 23 23 26 29
WIND SPD       1  1  1  1  4  4  5  8  6  4  8 10  8  6  2  1  2  2  8 11  8  5
CLOUDS        OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2
CLOUDS (%)    95 85 75 70 76 83 93100100 98 98 95 95 87 87 84 84 76 76 71 71 71
VSBY           2  0 10 10 10 10 10 10
POP 12HR                     40         100          90          60          60
QPF 12HR                   0.08        0.54        0.53        0.13        0.16
RAIN SHWRS     C  S  S  C  C  C  D  D  D  D  D  D  D  L  L  C  C  L  L  C  C  S
TSTMS                   S  S  S  C  C  C  S  S  S  S  L  L  C  C  L  L  S  S
HAINES                        4                       3                       4
LAL               1     2     2     3     3     2     4     4     4     4     2
MAX MIX HGT                5000                    3900                    6000
T WIND DIR                   SE                      SW                       W
T WIND SPD                    6                      12                      14
ADI                          20                      25
MAX LVORI                     5                       5
STABILITY         D     B     B     D     D     D     C     D     F     C     B
CEILING        4700  4700  5500  4000  3200  3200  4000 17100  4000  5500  3200
STA PRES      28.06 28.02 27.99 27.95 27.86 27.88 27.83 27.83 27.77 27.79 27.85


DATE          TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          46    65      45    67      46    69      48    72
TEMP          53 47 62 60   50 46 63 62   51 47 65 64   53 49 68 67
DEWPT         48 44 39 41   38 39 38 43   40 43 45 48   47 48 52 53
PWIND DIR        NW     W       W    SW      NW     W      NW     W
WIND CHAR        GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 SC SC FW   SC SC SC SC   SC SC SC SC   B1 B1 B1 B1
POP 12HR         20    10      10    10      20    20      20    30
RAIN SHWRS     S  S                        S  S  S  S    S  S  C  C
TSTMS                                            S  S    S  S  S  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

$$



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