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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
735 AM EDT Mon Apr 23 2018

VAZ054-232100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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                      67          50          58          54          67
Temp             52 61 65 66 61 57 54 51 52 55 57 58 57 56 55 56 57 63 66 66 60
Dewpt            40 40 37 35 35 36 40 43 46 48 51 51 51 52 53 53 53 54 56 54 54
RH               63 46 35 32 38 45 59 74 80 77 80 77 80 86 93 90 86 72 70 65 81
Wind dir          E SE SE SE SE SE  E  E  E  E  E  E  E  E  E NE NE  N NW NW NW
Wind spd          5 10 12 14 11 10  6 10  8 13 12 13 12 12  9  8  4  5  4  8  8
Clouds           SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1
PoP 12hr                      0          60          90          90          70
QPF 12hr                      0        0.08        0.55        0.39        0.16
Snow 12hr                 00-00       00-00       00-00
Rain                             S  C  L  D  D  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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      49    66      50    67      48    67
Temp          53 53 65 60   53 53 64 60   54 54 65 60   52 52 65 60
Dewpt         48 45 42 43   43 45 45 47   46 46 45 43   42 42 39 40
PWind dir        NW    NW      NW     S       S     W      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC SC SC   SC SC B1 B1   B1 B1 B1 SC   SC FW FW FW
PoP 12hr         30    10      20    50      40    30      10    10
Rain shwrs     C             S  S  C  C    C  C  C  C

$$
MDZ013-232100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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                      67          47          58          52          66
Temp             49 60 65 65 60 55 52 48 50 54 57 58 56 54 53 54 55 61 65 65 59
Dewpt            38 36 35 35 34 34 37 41 43 46 49 51 51 52 52 51 52 54 55 53 53
RH               66 41 33 33 37 45 56 77 77 74 75 77 83 93 96 90 90 78 70 65 80
Wind dir          E  E SE SE SE SE  E  E  E  E SE  E  E  E  E  E NE  N NW NW NW
Wind spd          3  8 10 12  8  6  3  8  5 12 11 13 10 11  8  8  5  5  5  8  8
Clouds           SC SC FW SC SC B1 B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1
PoP 12hr                      0          40          80          90          70
QPF 12hr                      0           0        0.40        0.40        0.16
Snow 12hr                 00-00       00-00       00-00
Rain                                S  C  L  L  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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    65      48    66      48    66      46    65
Temp          52 52 63 59   52 52 64 59   52 52 64 59   51 50 63 58
Dewpt         47 43 42 40   41 43 44 45   45 45 45 42   41 39 37 37
PWind dir        NW     W       W    SW       S     W      NW    NW
Wind char        GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1 SC SC   SC SC SC B1   B1 B1 B1 SC   SC FW FW FW
PoP 12hr         30    10      20    50      40    30      10    10
Rain shwrs     C             S  S  C  C    C  C  C  C

$$
MDZ011-232100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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                      67          48          59          52          67
Temp             53 61 65 65 60 55 52 49 51 55 58 58 56 55 54 54 55 62 66 66 60
Dewpt            38 36 35 34 35 34 38 40 43 46 49 51 50 51 52 52 52 54 55 54 53
RH               57 39 33 31 39 45 59 71 74 72 72 77 80 86 93 93 90 75 68 65 78
Wind dir          E SE SE SE SE SE  E  E  E  E SE  E  E  E  E  E NE  N NW NW NW
Wind spd          2  8 10 12  8  8  3  6  5 12 10 13 10 12  8  6  4  5  5  8  6
Wind gust                                         24
Clouds           SC FW FW SC SC SC B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1
PoP 12hr                      0          40          80          90          70
QPF 12hr                      0           0        0.37        0.42        0.17
Snow 12hr                 00-00       00-00       00-00
Rain                                S  C  L  L  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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    66      48    66      49    66      47    66
Temp          53 53 64 59   52 52 64 60   53 53 64 59   51 51 64 59
Dewpt         47 43 42 40   41 43 44 45   45 45 45 42   41 39 37 37
PWind dir        NW     W       W    SW       S     W      NW    NW
Wind char        LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1 SC SC   SC SC SC B1   B1 B1 B1 SC   SC FW FW FW
PoP 12hr         30    10      20    50      50    30      10    10
Rain shwrs     C             S  S  C  C    C  C  C  C

$$
WVZ052-232100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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          46          55          49          64
Temp             46 58 64 64 59 54 51 47 48 52 54 55 53 51 50 51 52 59 63 62 57
Dewpt            38 41 41 40 37 35 37 39 42 46 48 49 49 49 48 48 49 51 53 52 49
RH               73 53 43 41 44 48 59 74 80 80 80 80 86 93 93 89 89 75 70 70 75
Wind dir         SE SE SE SE SE SE SE  E  E  E  E  E  E  E NE NE  N NW NW NW NW
Wind spd          4 10 13 13  8  8  3  5  3 10  6 11  6  8  4  4  3  5  6 10  8
Clouds           SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2
PoP 12hr                      5          70          90          90          70
QPF 12hr                      0        0.13        0.41        0.34        0.21
Snow 12hr                 00-00       00-00       00-00
Rain                          S  C  C  L  D  D  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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          45    65      44    65      46    65      43    65
Temp          49 50 63 57   49 49 63 58   50 50 63 57   48 48 63 57
Dewpt         43 41 40 40   38 42 44 45   43 43 42 40   38 37 37 38
PWind dir        NW     W       W    SW      SW    NW      NW    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC SC SC   SC SC B1 B1   B1 B1 SC SC   SC FW FW FW
PoP 12hr         30    10      20    50      40    30      10    10
Rain shwrs     C             S  S  C  C    C  C  C  C

$$
VAZ506-232100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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                      67          48          57          52          66
Temp             45 59 65 65 60 55 52 49 50 54 56 57 55 54 53 54 55 61 65 64 59
Dewpt            38 40 39 37 35 34 38 42 45 47 49 51 51 52 52 52 52 53 54 53 52
RH               76 49 38 35 39 45 59 77 83 77 77 80 86 93 96 93 90 75 68 67 78
Wind dir         SE SE SE SE SE SE SE  E  E  E  E  E  E  E  E NE  N  N NW NW NW
Wind spd          4 10 12 13  9  8  3  8  5 10  9 12  9  9  5  5  4  6  6  9  8
Clouds           SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1
PoP 12hr                      0          70          90          90          70
QPF 12hr                      0        0.11        0.53        0.38        0.18
Snow 12hr                 00-00       00-00       00-00
Rain                             C  C  L  D  D  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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          47    66      47    66      48    67      45    66
Temp          51 51 64 59   51 51 64 59   52 52 65 59   50 50 64 59
Dewpt         46 43 41 41   41 44 45 46   46 45 44 42   41 40 38 39
PWind dir        NW    NW       W    SW      SW     W      NW    NW
Wind char        GN    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC SC SC   SC SC B1 B1   B1 B1 SC SC   SC FW FW FW
PoP 12hr         30    10      20    50      40    30      10    10
Rain shwrs     C             S  S  C  C    C  C  C  C

$$
VAZ037-232100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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          56          50          69
Temp             49 59 64 64 59 54 51 48 49 53 55 56 54 52 51 52 54 63 67 67 60
Dewpt            39 42 43 42 40 41 42 45 46 48 50 52 51 51 50 49 50 53 54 53 50
RH               68 53 46 45 49 61 71 89 89 83 83 86 90 96 96 89 86 70 63 61 69
Wind dir         NE SE SE SE SE  E  E  E  E  E  E NE  E NE NE  N  N NW NW NW NW
Wind spd          4  6 13 12 10  8  3  8  5 10  8  9  8  5  3  3  3  4  5  6  5
Clouds           SC SC B1 OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 B2 B1
PoP 12hr                     40          90         100          90          50
QPF 12hr                   0.03        0.42        0.86        0.26        0.07
Snow 12hr                 00-00       00-00       00-00
Rain                    S  C  C  L  D  D  D  D  D  D  D  D  D  D
Rain shwrs                                                        C  C  C  C  S


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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          46    69      45    68      47    69      45    70
Temp          51 51 67 60   51 50 66 60   52 52 67 60   51 51 68 61
Dewpt         45 43 43 42   41 44 45 47   44 44 42 42   40 40 39 40
PWind dir        NW     W      NW    SE      SW     W       W    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC SC B1 B1   B1 B1 SC SC   SC FW FW FW
PoP 12hr         20    10      20    40      40    20      10    10
Rain shwrs     S             S  S  C  C    C  C  S  S

$$
MDZ003-232100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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          46          54          50          62
Temp             50 58 63 63 58 53 50 47 48 51 53 54 53 52 51 51 53 58 61 61 56
Dewpt            35 39 41 40 37 34 35 38 41 45 47 48 49 49 49 48 49 51 53 52 49
RH               56 49 44 43 45 48 56 71 77 80 80 80 86 89 93 89 86 77 75 72 77
Wind dir         SE SE SE SE SE SE SE  E  E  E SE  E  E  E  E NE NE  N NW NW NW
Wind spd          4 11 13 13 10 10  4  8  4 11  9 11  8  9  5  6  4  6  5 10  8
Clouds           SC FW FW SC SC B1 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2
PoP 12hr                      0          60          90          90          70
QPF 12hr                      0        0.08        0.36        0.38        0.23
Snow 12hr                 00-00       00-00       00-00
Rain                             S  C  L  D  D  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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          45    62      44    64      46    62      43    63
Temp          49 49 60 55   48 49 62 57   50 50 61 55   47 48 61 56
Dewpt         43 40 40 39   38 41 43 45   43 43 42 40   38 37 36 37
PWind dir        NW     W      NW    SW      SW     W      NW    NW
Wind char        LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B1 SC SC SC   SC SC B1 B1   B1 B1 SC SC   SC FW FW FW
PoP 12hr         30    10      10    50      50    30      10    10
Rain shwrs     C                   C  C    C  C  C  C

$$
MDZ017-232100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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                      63          50          59          53          66
Temp             52 57 61 62 58 55 53 51 52 56 58 59 57 55 54 55 56 62 65 65 60
Dewpt            44 42 40 38 40 41 44 45 47 49 51 51 51 53 54 54 54 55 56 55 54
RH               74 57 46 41 51 59 71 80 83 77 77 75 80 93100 96 93 78 73 70 81
Wind dir         SE SE SE SE SE  E  E  E  E  E  E  E  E SE  E SE  E SW  W NW  W
Wind spd          5 10 13 13 10 10  8 10 10 14 14 18 13 14 10  8  4  5  5  6  6
Wind gust                       20    20 20 27 27 33 26 27 20
Clouds           SC SC SC B1 B1 B1 OV OV OV OV OV OV OV OV OV OV OV OV B1 B2 B1
PoP 12hr                      0          50          90          90          60
QPF 12hr                      0        0.08        0.73        0.44        0.07
Snow 12hr                 00-00       00-00       00-00
Rain                                C  C  D  D  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  S


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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    65      50    66      49    65
Temp          54 54 64 59   53 53 64 59   53 54 65 60   53 53 64 59
Dewpt         50 46 45 45   45 46 48 48   47 47 47 45   45 43 42 42
PWind dir        NW     W       W     E       S     W      NW    NW
Wind char        GN    LT      LT    LT      LT    LT      GN    GN
Avg clouds    B1 B1 SC SC   SC SC SC B1   SC SC SC SC   SC SC FW FW
PoP 12hr         20    10      20    50      40    30      10    10
Rain shwrs     S             S  S  C  C    C  C  C  C

$$
WVZ502-232100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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          46          53          49          63
Temp             44 57 63 63 58 53 50 47 48 51 52 53 52 51 50 51 52 58 62 61 56
Dewpt            38 40 43 43 43 40 41 42 44 45 47 48 49 49 48 47 48 51 52 50 48
RH               79 53 48 48 57 61 71 83 86 80 83 83 89 93 93 86 86 77 70 67 74
Wind dir         SE SE SE SE SE SE SE SE SE  E  E  E  E NE  N  N  N NW NW NW NW
Wind spd          2 10 13 12  8  8  4  5  2  6  5  6  3  3  2  2  2  5  5  8  5
Clouds           FW SC B1 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2
PoP 12hr                     50          90          90          90          60
QPF 12hr                   0.03        0.29        0.34        0.23        0.13
Snow 12hr                 00-00       00-00       00-00
Rain                    S  C  L  L  D  D  D  D  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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          44    64      43    66      45    62      43    65
Temp          48 49 62 56   48 48 64 58   50 49 60 55   47 48 63 57
Dewpt         43 40 41 41   38 41 45 46   42 43 41 39   38 38 39 40
PWind dir        NW     W      SW    SW      SW     W       W    NW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC SC B1 B1   B1 B1 B1 SC   SC FW FW FW
PoP 12hr         30    20      20    50      40    30      10    10
Rain shwrs     C     S  S    S  S  C  C    C  C  C  C

$$
MDZ014-232100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
735 AM EDT Mon Apr 23 2018

Date             Mon 04/23/18            Tue 04/24/18            Wed 04/25/18
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          48          59          53          66
Temp             52 59 63 64 59 55 52 49 51 55 58 59 57 55 54 55 56 62 65 65 60
Dewpt            40 39 38 38 38 37 40 42 44 47 50 51 51 52 53 52 53 54 56 53 54
RH               63 47 39 38 45 51 63 77 77 74 75 75 80 90 96 90 90 75 73 65 81
Wind dir          E  E SE  S SE SE  E  E  E  E SE  E  E  E  E  E NE  N NW NW NW
Wind spd          2  6 11 12 10  9  5  9  8 13 12 14 12 13  9  8  6  6  5  8  8
Wind gust                                         25
Clouds           SC FW FW SC SC SC B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1
PoP 12hr                      0          40          80          90          70
QPF 12hr                      0        0.01        0.46        0.49        0.15
Snow 12hr                 00-00       00-00       00-00
Rain                                S  C  L  L  D  D  D  D  D  D
Rain shwrs                                                        L  L  C  C  C


Date          Thu 04/26/18  Fri 04/27/18  Sat 04/28/18  Sun 04/29/18
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    65      48    65      49    65      47    64
Temp          53 53 64 59   52 52 63 59   53 53 64 58   51 51 62 58
Dewpt         48 44 43 43   43 45 45 46   46 46 46 43   42 41 39 39
PWind dir        NW     W       W    SW       S     W      NW     W
Wind char        GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1 SC SC   SC SC SC B1   B1 B1 B1 SC   SC SC FW FW
PoP 12hr         30    10      20    50      40    30      10    10
Rain shwrs     C             S  S  C  C    C  C  C  C

$$



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