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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1100 AM EDT WED MAY 22 2013

VAZ054-222100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N  77.03W ELEV. 66 FT
1100 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                      87          71          81          63          69
TEMP                83 86 86 82 77 74 72 73 78 80 80 75 70 67 65 65 67 69 68 63
DEWPT               69 69 69 69 68 67 66 67 68 68 67 66 63 59 56 54 53 51 48 44
RH                  63 57 57 65 74 79 81 81 71 67 65 74 78 75 73 68 61 53 49 50
WIND DIR            SW  S SW  S  S  S  S  S SW  S  S SW SW NW NW  N NW NW  N  N
WIND SPD             6  9 11  9  9 10 11 14 14 19 18 16  6  8 10 21 21 18 18 18
CLOUDS              B1 B1 B1 B1 B1 B1 B2 OV B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     30          50          70          60          20
QPF 12HR                   0.06        0.02        0.40        0.12           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C  C  S     C  C  C  L  L  L  L  C  C  S  S
TSTMS                   S  C  C  S     C  C  C  L  L  C  C
HEAT INDEX          86 90 90 85                83 82
MAX HEAT               90    90    83          83    83


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          51    71      52    73      59    71      60    73
TEMP          55 57 69 64   56 58 71 68   62 63 70 67   62 64 72 69
DEWPT         40 40 40 40   40 42 43 48   48 51 54 55   55 57 59 60
PWIND DIR        NW    NW      NW     W       S    SE      SE     S
WIND CHAR        BZ    BZ      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC CL CL FW   SC SC FW SC   SC B1 B2 B2   B2 B1 B2 OV
POP 12HR          5     0       0     5      20    20      10    30
RAIN SHWRS                                 S  S  S  S          C  C

$$
MDZ013-222100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N  76.67W ELEV. 154 FT
1100 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          69          81          62          68
TEMP                80 84 84 81 76 73 71 73 78 80 80 74 69 66 64 64 66 68 67 60
DEWPT               69 68 69 69 69 67 66 66 66 67 66 65 63 59 56 56 54 51 48 46
RH                  69 59 61 67 79 81 84 79 67 65 62 74 81 78 75 75 65 54 50 60
WIND DIR            SW  S  S  S  S  S  S  S SW  S  S SW SW NW NW  N NW NW  N  N
WIND SPD             6  8 11  9  9  9  9 10 13 13 14 14  2  9  9 17 16 13 16 18
CLOUDS              B1 B1 B1 B1 B1 B1 B2 OV OV B2 OV OV OV B2 B2 B2 B2 B2 B2 B1
POP 12HR                     40          50          70          70          20
QPF 12HR                   0.06        0.02        0.49        0.13           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C  C  C     C  C  C  L  L  L  L  C  C  S  S
TSTMS                   S  C  C  C     C  C  C  L  L  C  C
HEAT INDEX          83 87 87 84                82 82
MAX HEAT               87    88                82    82


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          46    69      46    71      57    70      57    73
TEMP          51 53 67 61   51 54 69 66   60 61 69 66   60 62 72 69
DEWPT         42 40 39 39   40 41 42 47   47 50 52 54   54 56 58 59
PWIND DIR        NW    NW      NW     W       S    SE      SE     S
WIND CHAR        BZ    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC CL CL FW   SC FW FW SC   SC B1 B2 B2   B2 B1 B2 OV
POP 12HR          5     0       0     5      20    10      10    30
RAIN SHWRS                                 S  S                C  C

$$
MDZ011-222100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N  76.61W ELEV. 20 FT
1100 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                      87          74          80          65          70
TEMP                84 86 86 84 80 77 76 76 78 80 79 75 71 68 67 67 69 70 69 64
DEWPT               69 68 69 70 69 67 66 66 66 67 66 65 63 59 56 56 54 51 47 43
RH                  61 55 57 63 69 71 71 71 67 65 64 71 76 73 68 68 59 51 45 46
WIND DIR            SW  S  S  S  S  S  S  S SW  S  S SW SW NW NW  N NW NW  N  N
WIND SPD             6  8 10  8  9  9 11 13 17 18 17 16  6  9 11 21 19 17 18 19
CLOUDS              SC SC B1 B1 B1 B1 B2 OV OV B2 OV OV OV OV OV B2 B2 B2 B2 B1
POP 12HR                     40          50          70          70          20
QPF 12HR                   0.06        0.02        0.51        0.13           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C  C  C     C  C  C  L  L  L  L  C  C  S  S
TSTMS                   S  C  C  C     C  C  C  L  L  C  C
HEAT INDEX          88 90 90 88 83             82
MAX HEAT               90    90    86          82


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          54    71      55    72      61    72      62    73
TEMP          57 59 70 65   58 60 71 68   63 64 71 69   64 65 72 70
DEWPT         40 41 39 39   39 41 42 48   47 50 53 55   54 56 59 60
PWIND DIR        NW    NW      NW     W       S    SE      SE     S
WIND CHAR        BZ    BZ      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC CL CL FW   SC FW FW SC   SC B1 B1 B2   B1 B1 B2 OV
POP 12HR          5     0       0     5      20    10      10    30
RAIN SHWRS                                 S  S                C  C

$$
WVZ052-222100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N  77.98W ELEV. 558 FT
1100 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                      88          66          79          57          65
TEMP                82 86 86 80 74 71 68 70 75 78 77 71 65 62 59 59 63 64 63 57
DEWPT               67 66 68 68 65 64 64 64 64 63 62 61 58 55 53 51 49 46 44 42
RH                  61 51 55 67 74 79 87 81 69 60 60 71 78 78 80 75 60 52 50 57
WIND DIR            SW  S  S  S  S  S  S  S  S SW SW SW NW  N NW  N NW NW NW NW
WIND SPD             4  6 10 10  8  6  5  9 13 12 14  9  5  8 18 18 17 14 17 14
CLOUDS              B1 B1 B1 B1 B2 B2 B2 OV B2 B2 B2 OV OV OV B2 B2 B2 B2 B1 SC
POP 12HR                     50          50          70          40          10
QPF 12HR                   0.14        0.06        0.28        0.05           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C  C  C     C  L  L  L  L  C  C  C  C
TSTMS                   C  C  C  C     C  L  L  L  L
OBVIS                              PF PF
HEAT INDEX          84 89 90 83
MAX HEAT               89    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    70      44    72      55    71      55    73
TEMP          46 50 68 61   50 53 70 66   59 60 70 65   58 61 72 68
DEWPT         38 36 38 40   40 40 42 48   46 50 55 55   53 56 60 61
PWIND DIR        NW    NW      NW     W      SE    SE      SE     S
WIND CHAR        BZ    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW CL FW FW   SC SC FW SC   B1 B1 B2 B2   B2 B1 B2 OV
POP 12HR          0     0       0     5      20    10      10    30
RAIN SHWRS                                 S  S                C  C

$$
VAZ042-222100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N  77.45W ELEV. 321 FT
1100 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                      87          66          82          60          66
TEMP                81 85 85 80 74 71 68 71 77 81 80 74 68 65 62 62 64 66 65 58
DEWPT               69 68 69 69 67 66 65 65 65 66 64 63 61 58 56 53 52 50 47 44
RH                  67 57 59 69 79 84 90 81 67 60 58 69 78 78 81 72 65 56 52 59
WIND DIR            SW  S  S  S  S  S  S SW SW  S  S SW  W  N NW  N NW NW  N  N
WIND SPD             5  8 10  9  9  9  9 10 13 17 14  8  9  8 13 18 18 17 17 17
CLOUDS              SC B1 B1 B1 B1 B2 B2 OV B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B1 SC
POP 12HR                     40          50          70          50          10
QPF 12HR                   0.09        0.04        0.41        0.06           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C  C  C     C  C  C  L  L  C  C  C  C
TSTMS                   S  C  C  C     C  C  C  L  L
HEAT INDEX          84 89 89 83                83 82
MAX HEAT               89    90                83    83


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          43    70      46    72      57    71      57    73
TEMP          48 51 68 62   51 54 70 67   60 61 70 66   60 62 72 68
DEWPT         40 38 38 39   40 41 43 48   48 51 54 55   54 56 59 60
PWIND DIR        NW    NW      NW     W      SE    SE      SE     S
WIND CHAR        BZ    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW CL CL FW   SC SC FW SC   B1 B1 B2 B2   B2 B1 B2 OV
POP 12HR          0     0       0     5      20    20      10    30
RAIN SHWRS                                 S  S  S  S          C  C

$$
VAZ037-222100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N  78.45W ELEV. 640 FT
1100 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                      87          65          82          58          68
TEMP                81 85 85 79 73 70 67 70 77 81 80 74 67 63 61 61 65 67 66 59
DEWPT               70 69 68 67 66 65 65 63 64 64 63 62 60 57 55 53 51 49 46 43
RH                  69 59 57 67 79 84 93 78 64 56 56 66 78 81 81 75 60 52 48 55
WIND DIR             S  S  S  S  S  S  S SW SW SW SW  S  W SW  W  N  N  N  N  N
WIND SPD             5 11 10  6  6  6  5  9 12 12 13  6  5  6  6 14 12  9 10 12
CLOUDS              SC B1 B1 B1 B2 B2 B2 OV B1 B2 B2 OV B2 B2 B2 B1 B1 B1 SC FW
POP 12HR                     40          50          60          40          10
QPF 12HR                   0.09        0.04        0.37        0.02           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C  C  S     C  L  L  L  L  C  C  C  C
TSTMS                   C  C  C  S     C  L  L  L  L
HEAT INDEX          85 89 89                   83 81
MAX HEAT               89    89                83    83


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          43    72      45    73      56    71      57    73
TEMP          48 52 70 63   51 54 71 67   60 61 70 66   60 62 72 68
DEWPT         39 38 39 40   41 41 45 50   49 52 56 57   55 57 60 61
PWIND DIR        NW    NW       N    SW       S     S       S     S
WIND CHAR        GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW CL CL FW   SC B1 SC B1   B2 B2 B2 OV   B2 B2 B2 OV
POP 12HR          0     0       5    10      30    30      30    40
RAIN SHWRS                                 C  C  C  C    C  C  C  C

$$
MDZ003-222100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N  77.73W ELEV. 705 FT
1100 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                      88          66          78          56          67
TEMP                82 86 86 80 74 71 68 70 75 77 76 70 64 61 58 59 64 66 65 58
DEWPT               66 66 67 68 66 64 63 63 64 64 63 62 59 55 53 51 48 45 43 41
RH                  58 51 53 67 76 79 84 78 69 64 64 76 84 81 83 75 56 47 45 53
WIND DIR             W SW  S  S  S  S  S  S  S SW SW SW NW NW  N  N NW NW NW NW
WIND SPD             5  6 10 10  9  9  8 10 14 12 14  9  5  5 18 18 16 14 17 14
CLOUDS              B1 B1 B1 B1 B2 B2 B2 OV B2 B2 OV OV OV OV B2 B2 B2 B2 B1 SC
POP 12HR                     50          50          70          50          10
QPF 12HR                   0.14        0.06        0.31        0.03           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C  C  C     C  L  L  L  L  C  C  C  C
TSTMS                   C  C  C  C     C  L  L  L  L
HEAT INDEX          84 89 89 83
MAX HEAT               89    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          42    68      46    70      55    70      55    72
TEMP          47 50 66 60   51 53 68 65   58 60 69 65   58 60 71 68
DEWPT         38 36 37 38   38 39 40 47   44 48 52 54   51 54 58 59
PWIND DIR        NW    NW      NW     W      SE    SE      SE     S
WIND CHAR        GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW CL FW SC   SC FW FW SC   SC B1 B1 B2   B1 B1 B2 OV
POP 12HR          5     0       0     5      20    10      10    30
RAIN SHWRS                                 S  S                C  C

$$



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