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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
1035 AM EDT Sun Apr 22 2018

VAZ054-222100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      66          47          68          49          59
Temp                61 65 66 61 54 49 47 50 62 66 68 62 53 50 49 51 55 59 59 59
Dewpt               40 40 39 38 37 37 38 40 38 36 35 36 37 40 43 45 47 51 52 52
RH                  46 40 37 42 52 63 71 68 41 33 29 38 54 68 80 80 74 75 78 78
Wind dir             E SE SE SE SE SE SE  E SE SE SE SE SE  E  E  E  E  E  E  E
Wind spd             8  9 10  9  8  5  5  6 10 12 14 11 10  6 10  8 13 12 13 12
Clouds              B1 B1 B2 SC SC B1 SC SC FW SC SC B1 B2 B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          50          80
QPF 12hr                      0           0           0        0.06        0.58
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  D  D  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          53    66      51    65      49    68      50    67
Temp          53 56 65 60   54 54 64 59   53 53 66 61   54 54 65 59
Dewpt         53 54 55 53   47 45 42 44   44 47 46 47   46 45 42 42
PWind dir         E    NW      NW    NW      SW    SW      SW     W
Wind char        GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV OV B2   B2 B1 SC SC   SC SC SC B1   B1 B1 B1 SC
PoP 12hr         90    60      30    20      20    30      30    30
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
MDZ013-222100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      65          43          67          46          59
Temp                59 63 65 58 51 46 43 48 60 65 67 61 52 48 46 51 56 59 59 57
Dewpt               35 34 35 36 37 37 37 39 36 35 34 34 35 38 41 43 46 49 51 51
RH                  40 34 33 44 59 71 79 71 41 33 29 36 52 68 83 74 69 69 75 80
Wind dir             E SE SE SE  S  S  E  E SE SE SE SE SE  E  E  E  E SE  E  E
Wind spd             6  6  6  4  3  2  2  3  6  9 11  8  6  3  8  5 12 11 13 10
Clouds              SC B1 B1 FW FW SC SC SC FW FW SC SC B1 B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          40          80
QPF 12hr                      0           0           0           0        0.44
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  L  L  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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    65      49    64      48    68      49    66
Temp          53 55 64 59   53 52 63 58   52 53 66 61   53 53 64 59
Dewpt         52 53 55 52   46 44 42 42   42 45 46 46   45 44 42 40
PWind dir         E     N      NW    NW       W    SW      SW     W
Wind char        GN    LT      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV B2   B2 B1 B1 SC   SC SC SC B1   B1 B1 B1 SC
PoP 12hr         90    60      40    20      20    30      30    30
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
MDZ011-222100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      66          49          67          49          60
Temp                62 65 66 61 55 52 49 52 63 65 67 62 54 51 49 53 59 60 60 58
Dewpt               34 34 33 35 36 37 37 38 36 36 34 35 35 38 41 43 46 49 51 51
RH                  35 31 29 38 49 56 63 59 36 34 29 36 48 61 74 69 62 67 72 77
Wind dir             E SE SE SE  S  S  E  E SE SE SE SE SE  E  E  E  E SE  E  E
Wind spd             5  6  6  4  3  2  2  3  6  8 11  8  8  3  6  5 12 10 13 10
Wind gust                                                                 24
Clouds              SC SC B1 FW FW SC SC SC FW FW SC SC SC B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          40          80
QPF 12hr                      0           0           0           0        0.42
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  L  L  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          53    65      50    64      49    68      49    66
Temp          53 55 64 59   53 53 63 58   52 53 66 61   53 53 64 59
Dewpt         52 52 55 52   46 44 43 42   42 45 46 47   45 44 42 40
PWind dir         E     N      NW    NW       W    SW      SW     W
Wind char        GN    LT      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV B2   B2 B1 B1 SC   SC SC SC B1   B1 B1 B1 SC
PoP 12hr         90    60      40    20      20    30      30    30
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
WVZ052-222100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      65          41          66          44          56
Temp                56 63 65 58 50 46 41 44 58 64 66 58 50 47 44 50 53 55 55 56
Dewpt               39 40 41 41 39 37 36 38 39 39 39 37 36 37 40 42 46 49 50 49
RH                  53 43 41 53 66 71 82 79 49 40 37 45 58 68 86 74 77 80 83 77
Wind dir             E SE SE  E SE SE  E  E SE SE SE SE SE SE  E  E  E  E  E  E
Wind spd             6  8  8  5  4  3  3  3  8 10 12  8  8  3  5  3 10  6 11  6
Clouds              SC B1 B1 SC B1 B1 SC SC FW SC B1 B1 B2 OV OV OV OV OV OV OV
PoP 12hr                      0           0           5          70          80
QPF 12hr                      0           0           0        0.10        0.58
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  D  D  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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    63      45    63      44    67      45    64
Temp          50 52 62 56   49 49 61 56   48 49 65 59   50 49 62 56
Dewpt         49 48 52 49   43 40 40 41   38 42 45 45   41 41 40 38
PWind dir        NE    NW      NW    NW       W    SW       W     W
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV B2   B2 B1 SC SC   SC SC B1 B1   B1 B1 B1 SC
PoP 12hr         90    60      30    20      20    30      30    40
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
VAZ506-222100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      66          43          67          46          58
Temp                59 64 66 59 51 47 43 48 60 66 67 60 52 49 46 49 53 56 58 56
Dewpt               40 40 40 40 38 37 36 39 38 38 36 35 36 39 42 45 47 50 52 51
RH                  49 41 38 49 61 68 76 71 44 36 32 39 54 68 86 86 80 80 80 83
Wind dir             E SE SE SE SE SE SE  E SE SE SE SE SE SE  E  E  E  E  E  E
Wind spd             5  8  8  6  5  3  3  4  8 10 12  9  8  3  8  5 10  9 12  9
Clouds              B1 B1 B2 B1 B1 B1 SC SC FW SC B1 B1 B2 B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          60          80
QPF 12hr                      0           0           0        0.10        0.63
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  D  D  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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    65      48    64      47    68      48    66
Temp          51 55 64 59   52 52 63 58   51 52 66 61   53 52 64 58
Dewpt         51 52 54 51   46 43 41 43   42 45 46 46   45 44 41 40
PWind dir        NE     N      NW    NW      SW    SW      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV B2   B2 B1 SC SC   SC SC B1 B1   B1 B1 B1 SC
PoP 12hr         90    60      30    20      20    30      30    40
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
VAZ037-222100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      70          42          66          45          57
Temp                62 68 70 61 53 48 43 45 59 64 66 58 50 47 45 47 50 56 56 56
Dewpt               41 43 43 43 40 38 36 38 41 41 41 39 41 42 45 45 48 50 52 51
RH                  46 40 38 51 61 68 76 76 51 43 40 49 71 83100 93 93 80 86 83
Wind dir            SE  S SE SE  E  E  E  E SE SE SE SE  E  E  E  E  E  E NE  E
Wind spd             4  8  8  6  5  3  2  4  8 11 11 10  8  3  8  5 10  8  9  8
Clouds              B1 B1 B2 B1 B1 SC SC SC SC B2 OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      5           5          30          80          90
QPF 12hr                      0           0           0        0.44        0.99
Snow 12hr                 00-00       00-00       00-00
Rain                                            C  C  L  L  D  D  D  D  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          49    67      47    67      45    69      46    67
Temp          53 54 65 60   52 52 65 59   50 51 67 60   51 51 65 58
Dewpt         50 50 53 50   44 43 41 42   40 43 44 44   41 41 38 37
PWind dir        NE    NW      NW     W       W    SW      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV B2 B2   B1 B1 SC SC   SC SC B1 B1   B1 B1 SC SC
PoP 12hr         90    60      30    20      20    40      30    30
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
MDZ003-222100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      64          43          66          44          56
Temp                56 61 64 58 51 47 43 46 58 64 66 59 51 47 44 48 52 54 56 55
Dewpt               35 37 38 39 36 36 34 37 38 39 38 36 35 36 38 41 45 47 49 49
RH                  45 41 38 49 56 65 70 71 47 40 36 42 54 65 79 77 77 77 77 80
Wind dir             E SE SE  E SE SE  E  E SE SE SE SE SE SE  E  E  E SE  E  E
Wind spd             8  8  8  6  5  4  4  4  8 11 12 10 10  4  8  4 11  9 11  8
Clouds              SC SC SC FW SC B1 SC SC FW SC SC SC B1 B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          60          80
QPF 12hr                      0           0           0        0.06        0.48
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  D  D  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          49    62      46    61      44    65      46    62
Temp          50 52 61 56   50 49 60 55   48 49 63 58   50 50 61 55
Dewpt         49 49 52 49   43 40 40 40   38 42 44 44   42 41 39 38
PWind dir         E     N      NW    NW       W    SW      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV B2   B2 B1 SC SC   SC SC B1 B1   B1 B1 B1 SC
PoP 12hr         90    70      40    20      20    30      30    40
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
MDZ017-222100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      62          45          64          49          60
Temp                60 62 62 55 48 46 45 50 59 63 63 55 50 49 49 51 55 60 59 56
Dewpt               42 41 39 40 40 41 41 42 41 40 38 39 41 43 45 47 49 51 52 52
RH                  51 46 43 57 74 83 86 74 51 43 39 55 71 80 86 86 80 72 78 86
Wind dir             E SE SE SE SE SE SE  E SE SE SE SE  E  E  E  E  E  E  E  E
Wind spd             5  8  8  8  6  5  4  5  8 11 12 10 10  8 10 10 14 14 18 13
Wind gust                                      21 24 20 20    20 20 27 27 33 26
Clouds              B1 B1 B2 SC SC SC SC FW FW SC SC SC B1 B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          40          80
QPF 12hr                      0           0           0           0        0.61
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  D  D  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          53    66      51    64      50    67      51    66
Temp          53 57 65 60   54 54 63 59   53 54 65 61   55 54 65 60
Dewpt         53 54 56 53   49 46 45 45   46 48 48 48   47 45 43 44
PWind dir        SE    SW      NW     W      SW     S      SW     W
Wind char        GN    LT      GN    LT      LT    LT      GN    GN
Avg clouds    OV OV OV B2   B2 B1 B1 SC   SC SC SC SC   SC B1 B1 SC
PoP 12hr         90    60      30    20      20    30      30    30
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
WVZ502-222100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      68          41          65          45          56
Temp                54 65 68 62 52 45 42 43 57 64 64 59 52 46 45 47 50 54 55 56
Dewpt               39 42 44 45 44 41 39 40 40 42 43 42 41 39 42 44 44 48 47 49
RH                  57 43 42 54 74 86 89 89 53 45 46 53 66 76 89 89 80 80 74 77
Wind dir             E  E  E  E  E SE SE SE SE SE SE SE SE SE SE SE  E  E  E  E
Wind spd             3  4  5  4  3  3  3  2  8 11 10  8  8  4  5  2  6  5  6  3
Clouds              SC B1 B2 B1 B1 SC SC FW SC B1 OV OV OV OV OV OV OV OV OV OV
PoP 12hr                     10           5          40          80          90
QPF 12hr                      0           0           0        0.26        0.47
Snow 12hr                 00-00       00-00       00-00
Rain                                            C  C  L  L  D  D  D  D  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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    62      45    62      44    65      44    61
Temp          51 52 61 56   49 49 60 55   48 49 63 57   49 48 59 54
Dewpt         48 48 51 47   42 39 40 41   38 41 44 44   39 39 38 37
PWind dir        NE    NW      NW     W      SW    SW       W     W
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV B2   B2 B1 SC SC   SC SC B1 B1   B1 B1 B1 SC
PoP 12hr         90    60      40    20      20    40      30    40
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$
MDZ014-222100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
1035 AM EDT Sun Apr 22 2018

Date             Sun 04/22/18            Mon 04/23/18            Tue 04/24/18
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                      64          45          65          46          61
Temp                59 63 64 57 50 47 45 48 59 63 65 58 51 47 46 50 59 61 61 58
Dewpt               39 38 38 38 39 39 39 39 38 38 37 37 38 40 42 45 47 50 52 51
RH                  47 39 38 49 66 74 79 71 45 39 35 45 61 76 86 83 64 67 72 77
Wind dir             E SE SE  S  S  S SE  E SE SE SE SE SE  E  E  E  E SE  E  E
Wind spd             5  6  6  6  5  3  3  4  6  9 11 10  9  5  9  8 13 12 14 12
Wind gust                                                                 25
Clouds              B1 B1 B1 SC FW SC SC SC FW FW SC SC B1 B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          40          80
QPF 12hr                      0           0           0           0        0.46
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  L  L  D  D  D


Date          Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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    65      50    63      49    67      50    65
Temp          51 55 64 59   53 53 62 58   52 53 65 61   54 53 64 58
Dewpt         51 53 55 53   48 45 43 44   44 46 46 47   46 45 43 41
PWind dir         E     N      NW    NW      SW    SW      SW     W
Wind char        GN    LT      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV B2   B2 B1 B1 SC   SC SC SC SC   B1 B1 B1 B1
PoP 12hr         90    60      40    20      20    30      40    30
Rain           D  D
Rain shwrs           L  L    C  C  S  S    S  S  C  C    C  C  C  C

$$



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