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

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MORRISTOWN TN
324 AM EDT WED MAY 22 2013

TNZ017-222115-
TRI CITIES AIRPORT-SULLIVAN TN
36.50N  82.41W ELEV. 1536 FT
324 AM EDT WED MAY 22 2013

DATE             WED 05/22/13            THU 05/23/13            FRI 05/24/13
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                      85          61          78          54          67
TEMP          64 64 75 82 84 79 71 66 64 63 71 76 77 72 64 59 56 56 62 66 66 60
DEWPT         61 62 64 62 62 62 62 60 60 59 56 54 57 60 59 56 52 47 42 38 38 39
RH            90 93 69 51 48 56 73 81 87 87 59 46 50 66 84 90 86 72 48 36 36 46
WIND DIR      SE  S SW  S SW  S SE  S SW SW  W  W  W  W  W  W NW  W NW NW NW NW
WIND SPD       2  4  9 11  5  5  3  2  4  4  6 11 12  8  5  5  6 10 13 12 13  8
CLOUDS        B1 SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 SC SC FW
POP 12HR                     70          60          60          50          10
QPF 12HR                   0.18        0.26        0.17        0.07           0
RAIN SHWRS        S  S  C  L  C  C  C  C  C  C  L  L  C  C  C  S
TSTMS             S  S  C  L  C  C  C  C  C  C  L  L
OBVIS         PF


DATE          SAT 05/25/13  SUN 05/26/13  MON 05/27/13  TUE 05/28/13
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          37    75      46    75      47    77      53    83
TEMP          44 42 71 68   53 50 72 68   53 51 74 71   58 57 80 76
DEWPT         31 35 31 43   34 37 40 49   39 49 49 55   48 54 52 58
PWIND DIR        NW     N      NE    NE       E    SW       S     W
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW FW FW   SC SC B1 B1   B2 B2 B2 B2   B1 B1 B1 B1
POP 12HR          0     0      10    10      20    30      20    20
RAIN SHWRS                                 S  S  C  C          S  S
TSTMS                                            C  C          S  S

$$

TNZ071-222115-
KNOXVILLE MCGHEE TYSON AIRPORT-BLOUNT TN
35.80N  83.98W ELEV. 979 FT
324 AM EDT WED MAY 22 2013

DATE             WED 05/22/13            THU 05/23/13            FRI 05/24/13
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                      84          63          80          56          71
TEMP          67 68 76 82 83 79 72 68 65 65 73 78 79 74 66 61 58 58 65 69 70 65
DEWPT         63 64 65 64 63 63 63 61 61 60 59 58 59 60 59 56 53 50 45 41 42 44
RH            87 87 69 55 51 58 73 78 87 84 62 50 50 62 78 84 83 75 48 36 36 46
WIND DIR      SE SE  S  W SW  S  S SW SW SW SW SW  W  W  W  W  W  N NE  N  N NW
WIND SPD       2  4 10 11  8  5  5  4  4  6  8 12 12  9  5  4  5  5  9  6  9  6
CLOUDS        SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC SC FW
POP 12HR                     70          60          50          30           5
QPF 12HR                   0.25        0.20        0.15        0.02           0
RAIN SHWRS        C  C  L  L  C  C  C  C  S  S  C  C  C  C  C
TSTMS             C  C  L  L  C  C  C  C  S  S  C  C
OBVIS         PF


DATE          SAT 05/25/13  SUN 05/26/13  MON 05/27/13  TUE 05/28/13
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          45    77      48    79      55    84      60    85
TEMP          51 50 73 70   55 52 76 73   60 59 81 78   65 64 82 79
DEWPT         36 37 39 48   36 40 44 53   45 49 52 60   53 56 56 63
PWIND DIR         N    NE       E     N      SE    SW       S    SW
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW FW FW   FW FW SC SC   B1 B1 B1 B1   B1 B1 SC SC
POP 12HR          0     0      10    10      20    20      20    20
RAIN SHWRS                                 S  S  S  S          S  S
TSTMS                                            S  S          S  S

$$

TNZ036-222115-
OAK RIDGE-ANDERSON TN
36.00N  84.24W ELEV. 913 FT
324 AM EDT WED MAY 22 2013

DATE             WED 05/22/13            THU 05/23/13            FRI 05/24/13
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                      84          62          80          55          72
TEMP          67 68 76 82 83 79 71 67 64 65 73 78 79 74 65 61 58 57 65 70 71 65
DEWPT         63 64 65 63 62 62 63 61 60 60 59 59 59 59 59 57 53 48 43 40 42 44
RH            87 87 69 53 49 56 76 81 87 84 62 52 50 59 81 87 83 72 45 33 35 46
WIND DIR       S  S SW SW SW  S SW SW  W SW SW  W  W  W  W  W  W NW NE  N  N NW
WIND SPD       3  4 11 10  6  4  5  4  3  3  8 12 13  9  5  5  6  6 10  8 10  6
CLOUDS        B1 B1 B2 B2 B2 B2 B2 B1 B1 SC SC B1 B1 B1 B1 B2 B2 B1 SC FW FW FW
POP 12HR                     70          60          50          30           5
QPF 12HR                   0.28        0.16        0.11        0.02           0
RAIN SHWRS        C  C  L  L  C  C  C  C  S  S  C  C  C  C  C
TSTMS             C  C  L  L  C  C  C  C  S  S  C  C
OBVIS         PF


DATE          SAT 05/25/13  SUN 05/26/13  MON 05/27/13  TUE 05/28/13
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          44    75      49    79      55    84      59    85
TEMP          50 48 71 69   55 53 76 73   60 59 81 78   65 63 82 79
DEWPT         37 39 40 49   38 40 47 54   45 50 54 61   56 57 57 64
PWIND DIR         N    NE      NE     E      SE    SW      SW    SW
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW FW FW   FW FW SC SC   B1 B1 B1 B1   B1 B1 SC SC
POP 12HR          0     0      10    10      20    20      20    20
RAIN SHWRS                                 S  S  S  S          S  S
TSTMS                                            S  S          S  S

$$

TNZ099-222115-
CHATTANOOGA AIRPORT-HAMILTON TN
35.03N  85.22W ELEV. 688 FT
324 AM EDT WED MAY 22 2013

DATE             WED 05/22/13            THU 05/23/13            FRI 05/24/13
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                      84          62          83          57          73
TEMP          68 69 77 82 83 79 71 67 64 65 75 81 82 77 68 63 60 59 67 71 72 67
DEWPT         64 65 66 64 63 64 63 61 60 60 58 57 58 59 58 55 53 50 45 42 45 47
RH            87 87 69 55 51 60 76 81 87 84 55 44 44 54 70 75 78 72 45 35 38 49
WIND DIR      SE  S  S  W SW SW SW SW  W  W  W  W  W NW  N  N NW NW  N  N  N  N
WIND SPD       4  6 10 11  9  5  3  2  3  4  6 12 16 10  9  5  6 10 17 17 16 11
CLOUDS        B1 B1 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC FW FW CL
POP 12HR                     70          60          20          20           5
QPF 12HR                   0.28        0.12        0.01        0.02           0
RAIN SHWRS     S  C  C  L  L  C  C  C  C        S  S  S  S  S
TSTMS          S  C  C  L  L  C  C  C  C        S  S
OBVIS         PF


DATE          SAT 05/25/13  SUN 05/26/13  MON 05/27/13  TUE 05/28/13
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    78      52    83      57    85      60    86
TEMP          54 52 75 72   58 56 80 77   63 61 82 79   66 64 83 80
DEWPT         39 39 43 52   40 43 47 56   47 53 55 63   56 57 61 65
PWIND DIR         N    NE      NE    SW       S    SW       S     S
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    CL CL FW FW   FW FW SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          0     0       5     5      10    10      10    20
RAIN SHWRS                                                     S  S
TSTMS                                                          S  S

$$

NCZ060-222115-
TUSQUITEE RAWS-FORESTRY-CHEROKEE NC
35.07N  84.12W ELEV. 1600 FT
324 AM EDT WED MAY 22 2013

DATE             WED 05/22/13            THU 05/23/13            FRI 05/24/13
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                      82          63          81          56          71
TEMP          66 66 74 80 81 78 71 67 65 66 74 79 80 75 66 62 59 58 65 70 70 64
DEWPT         62 61 66 64 64 64 64 61 59 59 56 55 56 57 55 53 53 52 46 40 41 43
RH            87 84 76 58 56 62 79 81 81 78 53 44 44 54 68 72 80 80 50 33 35 46
MIN/MAX RH                   56          84          42          83          33
WIND DIR      SE SE  S SW  S  S  S  S  W NW  W  W  W  W  N  N NW  N  N  N  N  N
WIND DIR DEG  13 13 16 20 19 16 16 17 25 29 25 24 26 28 33  0 31  0 34  0 34 33
WIND SPD       4  8 10  9  3  5  3  2  3  3  5 11 11  6  5  4  4  6 11 10 11  6
CLOUDS        B1 B1 B2 B2 B2 B2 B2 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 SC SC SC FW
CLOUDS (%)    56 61 71 71 80 77 71 66 67 50 50 57 57 65 65 68 68 60 43 35 35  7
VSBY           5  3 10 10 10 10  4  3
POP 12HR                     70          60          30          20           5
QPF 12HR                   0.23        0.24        0.08        0.02           0
RAIN SHWRS     S  C  C  C  L  C  C  C  C  S  S  C  C  S  S  S
TSTMS          S  C  C  C  L  C  C  C  C  S  S  C  C
OBVIS         PF
HAINES                        4                       4
LAL               3     3     4     3     3     3     3     1     1     1     1
MAX MIX HGT                6300                    5400
T WIND DIR                    S                       W
T WIND SPD                   14                      19
ADI                          60                      63
MAX LVORI                     4                       3
STABILITY         B     B     E     F     A     C     E     F     B     B     F
CEILING        4700  NONE  4700  4000  1000  6300  5500  1000  1700  NONE  NONE
STA PRES      27.73 27.74 27.70 27.69 27.71 27.70 27.69 27.74 27.79 27.88 27.90


DATE          SAT 05/25/13  SUN 05/26/13  MON 05/27/13  TUE 05/28/13
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          41    78      44    79      48    81      53    82
TEMP          48 46 74 70   52 49 75 72   55 53 78 75   59 57 79 76
DEWPT         35 33 39 48   37 46 43 52   43 51 50 58   50 57 55 62
PWIND DIR        NE     N      NE    SW      SW    SW       S    SW
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW FW FW   FW FW SC SC   B1 B1 B1 B1   B1 B1 SC SC
POP 12HR          0     0       5    10      10    20      10    20
RAIN SHWRS                                       S  S          S  S
TSTMS                                            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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