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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
1029 AM EST Tue Feb 20 2018

VAZ054-202100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      72          58          77          52          54
Temp                   69 72 66 61 60 59 59 67 75 77 72 66 63 57 54 48 45 44 44
Dewpt                  58 60 58 58 59 58 58 60 63 64 63 62 56 55 48 48 45 44 44
RH                     68 66 75 90 96 96 96 78 66 64 73 87 78 93 80100100100100
Wind dir                S  S  S  S  S SW SW SW SW SW SW  W  N  N  N NE NE  N NE
Wind spd               16 16 16 12  9 10 13 16 16 16 13 10  4  8  6  9  6  6  5
Clouds                 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B2 B2 OV OV OV OV OV OV
PoP 12hr                      0           5           5          40          70
QPF 12hr                      0           0           0           0        0.17
Snow 12hr                 00-00       00-00       00-00
Drizzle                                O  O
Rain                                                  C  C  C  C  L  L  L  L  L
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          39    53      49    64      54    66      47    58
Temp          40 39 51 51   50 51 62 60   57 56 64 58   52 49 57 51
Dewpt         40 39 44 48   49 50 57 57   56 55 57 52   46 41 38 40
PWind dir        NE    SE      SW     S      SE    SW      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV OV   B2 B2 OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         60    50      30    60      70    70      30    10
Rain           L  L
Rain shwrs           C  C    C  C  L  L    L  L  L  L    C  C

$$
MDZ013-202100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      70          55          74          47          50
Temp                   67 69 63 60 58 56 56 66 72 74 69 63 58 54 50 45 43 42 41
Dewpt                  57 58 55 56 56 55 55 58 61 63 61 60 52 51 44 45 43 42 41
RH                     70 68 75 87 93 96 96 75 68 69 76 90 80 90 80100100100100
Wind dir               SW  S  S  S SW SW SW SW SW SW SW  W  N  N NE  N NE NE NE
Wind spd               10 10  6  6  6  6  8 10 12 11  6  5  4  6  6  8  6  6  6
Clouds                 B1 SC SC B1 B1 B2 B1 B1 B1 B1 B2 B2 B2 OV OV OV OV OV OV
PoP 12hr                      0           5           5          40          80
QPF 12hr                      0           0           0           0        0.18
Snow 12hr                 00-00       00-00       00-00
Drizzle                                O  O
Rain                                                  C  C  C  C  O  O  O  O  L
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          37    50      46    61      51    63      43    56
Temp          39 37 49 48   47 48 59 57   54 53 61 55   49 45 54 49
Dewpt         39 37 42 45   47 47 55 54   52 52 55 50   43 39 37 38
PWind dir        NE    SE      SW    SW      SE    SW      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV OV   B2 B2 OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         60    50      40    60      70    70      30    10
Rain           L  L
Rain shwrs           C  C    C  C  L  L    L  L  L  L    C  C

$$
MDZ011-202100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      69          57          74          48          50
Temp                   65 69 64 61 59 58 58 66 72 74 69 64 58 54 50 45 42 42 41
Dewpt                  57 59 57 56 55 56 56 58 61 63 61 59 51 50 43 44 42 42 41
RH                     75 70 78 84 87 93 93 75 68 69 76 84 77 86 77 96100100100
Wind dir               SW  S  S  S  S  S SW SW SW SW SW NW  N  N NE NE NE NE NE
Wind spd                9  9  5  5  5  5  5  9 11 10  5  6  4  6  6  8  6  6  5
Clouds                 B1 SC SC B1 B1 B2 B1 B1 B1 B1 B2 B2 B2 OV OV OV OV OV OV
PoP 12hr                      0           5           5          40          80
QPF 12hr                      0           0           0           0        0.19
Snow 12hr                 00-00       00-00       00-00
Drizzle                                O  O
Rain                                                  C  C  C  C  O  O  O  O  L
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          37    49      46    60      50    61      43    56
Temp          39 37 48 48   47 48 58 56   53 52 60 54   48 45 54 49
Dewpt         39 37 42 46   47 47 53 53   51 51 54 50   43 39 37 38
PWind dir         E    SE      SW    SW      SE    SW      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV OV   B2 OV OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         60    50      40    60      70    70      30    10
Rain           L  L
Rain shwrs           C  C    C  C  L  L    L  L  L  L    C  C

$$
WVZ052-202100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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          52          77          44          48
Temp                   71 75 67 61 56 53 53 65 75 76 70 63 57 53 48 41 39 39 37
Dewpt                  56 58 54 53 53 51 51 56 61 61 57 54 49 48 42 41 39 39 37
RH                     59 55 63 75 90 93 93 73 62 60 63 72 75 83 80100100100100
Wind dir                S  S  S  S  S  S  S SW SW SW NW  N  N  N  N  N NE  N NE
Wind spd               11 11  9  8  6  6  6 11 11 11  8  6  5  6  6  8  5  5  3
Clouds                 SC SC SC SC SC SC B1 B1 B2 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          30          60          80
QPF 12hr                      0           0           0        0.04        0.27
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  O  O  O  O  L
Rain shwrs                                      C  C


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          35    50      45    60      48    62      40    56
Temp          36 35 49 48   46 47 58 55   51 50 60 53   46 42 54 48
Dewpt         36 35 42 44   46 46 53 52   50 49 53 46   40 35 36 36
PWind dir         E    SE      SW     E      SE    SW      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV OV   OV OV OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         70    60      50    70      80    70      20    10
Rain           L  L
Rain shwrs           L  L    C  C  L  L    D  D  L  L    S  S

$$
VAZ506-202100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      73          56          77          49          52
Temp                   69 73 65 61 58 57 57 65 74 77 70 64 59 55 52 45 42 42 42
Dewpt                  58 59 56 57 57 57 56 59 63 65 62 61 54 53 47 45 42 42 42
RH                     68 62 73 87 96100 96 81 69 67 76 90 83 93 83100100100100
Wind dir                S  S  S  S  S  S  S SW SW SW SW NW  N  N  N NE  N  N NE
Wind spd               12 12 10 10  9 10 10 12 14 13  8  8  4  8  6  9  6  6  5
Wind gust                                      25
Clouds                 SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B2 OV OV OV OV OV OV
PoP 12hr                      0           5          10          50          80
QPF 12hr                      0           0           0        0.01        0.19
Snow 12hr                 00-00       00-00       00-00
Drizzle                                O  O
Rain                                                  C  C  C  C  L  L  O  O  L
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          38    52      48    63      52    65      43    57
Temp          39 38 51 50   49 50 61 59   55 54 63 56   49 45 55 49
Dewpt         39 38 44 47   48 48 56 56   54 52 56 50   43 38 38 39
PWind dir        NE    SE      SW     S       S    SW      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV OV   B2 B2 OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         60    50      30    70      70    70      30    10
Rain           L  L
Rain shwrs           C  C    C  C  L  L    L  L  L  L    C  C

$$
VAZ037-202100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      72          55          75          52          56
Temp                   69 72 65 61 57 55 57 65 73 75 71 66 62 57 56 48 45 45 44
Dewpt                  57 57 56 55 56 55 55 58 63 63 62 60 57 57 52 48 45 45 44
RH                     66 59 73 81 96100 93 78 71 66 73 81 84100 86100100100100
Wind dir                S  S  S  S  S  S  S SW SW SW  S SW SE  E NE NE NE  N NE
Wind spd               12 12  9  8  6  8  9 12 14 13  8  4  2  5  4  9  5  6  5
Wind gust                                      25
Clouds                 SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV
PoP 12hr                      0          10          10          40          60
QPF 12hr                      0           0           0           0        0.24
Snow 12hr                 00-00       00-00       00-00
Drizzle                                O  O
Rain                                                  S  S  C  C  L  L  L  L  L
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          40    55      50    66      53    67      44    59
Temp          41 40 53 53   51 52 64 61   57 55 65 58   50 46 57 51
Dewpt         41 40 47 49   50 50 59 57   55 53 56 50   42 38 39 40
PWind dir        NE    SE      SW     S       S    SW       W     W
Wind char        LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    OV OV OV B2   B2 B2 OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         60    40      20    60      70    60      20    10
Rain           L  C
Rain shwrs           C  C    S  S  L  L    L  L  L  L    S  S

$$
MDZ003-202100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      72          52          75          43          45
Temp                   68 72 64 58 54 53 53 64 72 75 68 61 57 51 45 40 39 39 37
Dewpt                  56 57 54 53 53 53 52 56 59 59 56 53 47 46 40 40 39 39 37
RH                     65 59 70 83 96100 96 75 64 58 65 75 69 83 82100100100100
Wind dir                S  S  S  S  S  S  S SW SW SW NW  N  N  N  N NE NE NE NE
Wind spd               11 11 10  9  8  9  8 11 12 11  8  9  5  9  8  8  5  6  4
Clouds                 SC SC SC SC B1 B1 B1 B1 B2 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                      5           5          40          50          80
QPF 12hr                      0           0           0        0.04        0.28
Snow 12hr                 00-00       00-00       00-00
Drizzle
Rain                                                  C  C  C  C  O  O  O  O  L
Rain shwrs                                      C  C
Obvis                                 PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          35    48      44    57      48    60      40    54
Temp          36 35 47 46   45 46 55 53   51 50 58 52   46 42 52 47
Dewpt         36 35 40 43   45 45 51 51   49 49 52 45   39 35 35 36
PWind dir         E    SE       S    NE      SE    SW      NW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV OV   OV OV OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         70    70      50    70      80    70      20    10
Rain           L  L
Rain shwrs           L  L    C  C  L  L    D  D  L  L    S  S

$$
MDZ017-202100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      66          54          70          51          54
Temp                   64 65 59 57 55 55 55 63 69 69 65 62 60 55 54 52 49 48 46
Dewpt                  56 56 54 54 55 54 55 56 59 60 57 57 54 53 49 50 47 48 44
RH                     75 73 83 90100 96100 78 70 73 75 84 81 93 83 93 93100 93
Wind dir               SW  S  S  S  S  S  S SW SW SW SW SW SW NW  N  N NE NE NE
Wind spd               10  9  9  8  9  9  9 11 12 10  9  8  4  8  4  8  8  9  9
Clouds                 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 OV B2 OV OV OV
PoP 12hr                      5           5           5          40          60
QPF 12hr                      0           0           0           0        0.11
Snow 12hr                 00-00       00-00       00-00
Drizzle                                O  O
Rain                                                  S  S  C  C  L  L  L  L  L
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          39    52      48    62      53    65      46    56
Temp          41 39 51 50   49 50 60 58   56 55 63 57   51 47 55 50
Dewpt         41 39 45 46   49 50 55 53   53 54 57 51   47 42 40 40
PWind dir        NE     E      SW    SW       S    SW      NW    NW
Wind char        LT    LT      LT    LT      LT    GN      GN    LT
Avg clouds    OV OV OV B2   B2 B2 B2 B2   OV OV OV B2   B1 SC SC SC
PoP 12hr         60    40      20    50      70    60      30    10
Rain           L  C
Rain shwrs           C  C    S  S  C  C    L  L  L  L    C  C

$$
WVZ502-202100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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          54          79          49          53
Temp                   74 77 68 59 56 56 55 66 78 78 70 61 59 55 53 44 47 48 46
Dewpt                  56 56 54 54 52 52 52 58 61 61 59 58 52 52 49 44 47 47 45
RH                     53 48 61 83 86 86 90 75 56 56 68 90 78 90 86100100 96 96
Wind dir               SW  S  S  S  S  S  S SW SW  W  W  N NE NE NE NE  E SE NE
Wind spd                9 10  6  6  6  6  6 10 12 10  5  3  2  4  2  5  2  4  2
Clouds                 SC SC SC SC SC SC B1 B1 B2 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           5          30          70          80
QPF 12hr                      0           0           0        0.07        0.36
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  L  L  O  O  L
Rain shwrs                                   S  C  C
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          41    62      52    64      52    64      41    57
Temp          41 41 60 58   55 54 62 59   55 54 62 55   47 43 55 49
Dewpt         41 41 50 52   53 52 57 55   54 53 53 47   41 37 37 37
PWind dir        SE     S      SW    SW       S    SW       W     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV B2   B2 OV OV OV   OV OV B2 B1   SC SC SC SC
PoP 12hr         70    40      50    70      80    70      20    10
Rain           L  L
Rain shwrs           C  C    C  C  L  L    D  D  L  L    S  S

$$
MDZ014-202100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
1029 AM EST Tue Feb 20 2018

Date             Tue 02/20/18            Wed 02/21/18            Thu 02/22/18
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      65          52          70          47          51
Temp                   62 65 59 56 54 53 53 61 68 70 65 61 57 52 51 46 43 43 42
Dewpt                  56 55 53 54 54 53 53 57 60 60 59 58 53 51 45 45 43 43 42
RH                     81 70 80 93100100100 87 76 71 81 90 86 96 80 96100100100
Wind dir                S  S  S  S  S  S  S SW  S SW SW SW  N  N NE  N NE NE NE
Wind spd               11 10  8  9  8  8  8 10 11 10  6  6  4  8  6  9  8  8  8
Clouds                 B1 SC SC B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 OV OV OV OV OV OV
PoP 12hr                      5           5           5          40          80
QPF 12hr                      0           0           0           0        0.16
Snow 12hr                 00-00       00-00       00-00
Drizzle                                O  O
Rain                                                  C  C  C  C  L  L  O  O  L
Obvis                              PF PF PF


Date          Fri 02/23/18  Sat 02/24/18  Sun 02/25/18  Mon 02/26/18
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          37    49      46    59      50    60      44    54
Temp          38 37 48 48   47 48 57 55   53 51 59 54   48 45 53 48
Dewpt         38 37 43 45   47 47 54 53   52 51 55 50   44 41 38 38
PWind dir        NE    SE      SW    SW       S    SW      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV OV   B2 B2 OV OV   OV OV OV B2   B1 SC SC SC
PoP 12hr         60    50      30    60      70    70      30    10
Rain           L  L
Rain shwrs           C  C    C  C  L  L    L  L  L  L    C  C

$$



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