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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
435 AM EDT Sat Apr 21 2018

VAZ054-212100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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          44          63          45          64
Temp          42 45 55 60 61 55 51 48 46 48 57 61 62 56 52 49 47 49 58 62 63 58
Dewpt         30 32 30 29 28 33 34 34 35 36 34 35 35 37 36 39 36 41 38 37 36 37
RH            62 60 38 31 28 43 52 58 65 63 42 38 36 49 54 68 65 74 47 39 36 45
Wind dir       N  N NW NW NW  N  W SW NE  E  E SE SE SE SE  S SE  E SE SE SE SE
Wind spd       6  5  5  5  6  4  3  2  4  4  5  3  5  4  3  1  2  2  5  6 10  5
Clouds        CL FW FW FW SC SC B1 B2 B2 B1 B2 B1 B1 SC FW SC FW SC FW SC FW SC
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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    61      54    64      53    65      51    70
Temp          51 50 60 58   56 56 63 60   56 56 64 60   54 55 68 63
Dewpt         39 44 49 50   52 53 54 54   52 51 51 50   48 49 47 49
PWind dir        SE     E       E    NE      NW    NW      NW    SW
Wind char        LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC B2 OV OV   OV OV OV B2   B2 B2 B2 B1   B1 B1 SC B1
PoP 12hr         30    70      90    80      50    50      30    30
Rain              C  L  L    D  D
Rain shwrs                         D  D    C  C  C  C    C  C  C  C

$$
MDZ013-212100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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                      61          42          62          42          64
Temp          39 43 53 59 59 54 49 46 44 47 55 60 60 55 50 47 45 47 57 62 62 57
Dewpt         28 30 29 29 29 32 33 34 33 33 31 32 33 34 33 36 35 38 37 36 35 36
RH            64 60 39 32 32 43 54 63 65 58 40 35 36 45 52 65 68 71 47 38 36 45
Wind dir      NW NW NW NW NW NW NW  N NE NE  E SE  S SE  S  S SE  E SE SE SE SE
Wind spd       3  4  5  5  6  3  2  2  4  3  4  3  4  3  3  1  2  1  4  6  9  6
Clouds        CL FW FW FW SC B1 SC B1 B1 B1 B1 SC SC FW FW FW CL FW FW SC FW SC
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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      52    63      51    65      49    69
Temp          49 49 60 58   54 55 62 59   54 54 64 59   53 54 67 62
Dewpt         37 42 47 49   51 52 54 53   50 50 50 49   47 48 46 47
PWind dir        SE     E       E    NE       N    NW       W    SW
Wind char        LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC B1 B2 OV   OV OV OV B2   B2 B2 B2 B2   B1 B1 SC B1
PoP 12hr         20    60      90    80      50    50      30    40
Rain              S  L  L    D  D
Rain shwrs                         D  D    C  C  C  C    C  C  C  C

$$
MDZ011-212100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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                      60          45          63          44          65
Temp          42 44 53 58 59 54 51 48 47 49 57 61 61 56 51 48 47 49 58 63 63 58
Dewpt         28 30 29 29 29 32 34 33 32 32 31 33 33 34 34 37 35 38 37 37 35 36
RH            57 57 39 33 32 43 52 56 56 52 37 35 35 43 52 65 63 66 45 38 35 44
Wind dir      NW NW NW NW NW NW  N NE NE NE  E SE  S SE  S  S  E  E SE SE SE SE
Wind spd       3  4  5  6  6  3  2  2  4  3  4  2  4  3  3  1  2  1  4  5  9  5
Clouds        CL FW FW FW SC B1 SC B1 B1 B1 B1 SC SC FW FW FW CL FW FW SC FW SC
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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      52    64      52    65      50    69
Temp          50 49 60 58   54 55 63 60   55 55 64 59   53 54 67 62
Dewpt         37 42 46 49   51 52 54 53   51 50 50 50   48 48 47 47
PWind dir        SE     E       E    NE       N    NW       W    SW
Wind char        LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC B1 B2 OV   OV OV OV B2   B2 B2 B2 B2   B1 B1 SC B1
PoP 12hr         20    60      90    80      50    50      30    40
Rain              S  L  L    D  D
Rain shwrs                         D  D    C  C  C  C    C  C  C  C

$$
WVZ052-212100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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                      61          39          62          41          64
Temp          35 38 51 58 59 53 48 44 42 44 54 60 60 54 49 46 44 46 56 62 62 56
Dewpt         25 29 30 29 29 32 31 31 31 33 35 36 38 38 37 36 34 38 40 40 40 38
RH            66 70 44 33 32 44 51 60 65 65 48 41 44 54 63 68 68 73 55 44 44 51
Wind dir      NW NW NW NW  N NE  N  N NE NE  E SE SE  E SE SE  E  E SE SE SE SE
Wind spd       3  3  4  4  5  3  3  2  3  3  5  4  4  3  3  1  3  1  6  6 10  5
Clouds        CL FW CL FW SC B1 B1 B2 B2 B1 B1 SC SC SC SC SC SC SC FW SC FW B1
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Freeze         W  W


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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          42    58      49    61      48    64      46    67
Temp          47 46 57 55   51 52 60 56   51 52 63 57   50 51 65 59
Dewpt         35 40 47 48   48 48 51 51   47 47 48 48   43 45 45 45
PWind dir        SE     E       E     N      NW    NW       W     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B2 OV OV   OV OV OV B2   B2 B2 B2 B1   B1 B1 B1 B1
PoP 12hr         30    70      90    80      50    50      30    40
Rain           S  C  L  L    D  D
Rain shwrs                         D  D    C  C  C  C    C  C  C  C

$$
VAZ506-212100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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                      61          40          62          42          64
Temp          36 39 51 58 59 53 48 45 43 45 55 60 60 55 50 47 45 47 57 62 62 57
Dewpt         29 30 30 29 29 32 34 33 35 35 35 35 36 38 37 38 35 39 38 38 37 36
RH            75 70 44 33 32 44 58 62 73 68 47 39 41 53 61 71 68 74 49 41 39 45
Wind dir       N NW NW NW NW NE  E  N NE  E  E SE  S SE SE SE SE  E SE SE SE SE
Wind spd       2  4  5  5  5  3  2  1  4  4  5  4  4  4  3  1  3  2  5  6 10  6
Clouds        CL FW FW FW SC B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC FW SC FW SC
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Freeze         W  W


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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    60      52    64      51    65      49    69
Temp          49 48 59 57   54 55 63 59   54 54 64 59   53 54 67 62
Dewpt         37 43 48 50   51 52 53 53   50 50 49 50   46 47 46 47
PWind dir        SE     E       E     N      NW     W       W    SW
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC B2 OV OV   OV OV OV B2   B2 B2 B2 B1   B1 B1 B1 B1
PoP 12hr         30    70      90    80      50    50      30    40
Rain              C  L  L    D  D
Rain shwrs                         D  D    C  C  C  C    C  C  C  C

$$
VAZ037-212100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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          41          65          43          64
Temp          38 41 54 61 62 55 50 46 44 47 57 63 63 57 52 48 46 48 57 62 62 57
Dewpt         26 30 31 31 31 34 34 34 35 37 39 40 41 41 40 39 35 39 39 39 38 37
RH            62 65 41 32 31 45 54 63 70 68 51 43 44 55 63 71 65 71 51 43 41 47
Wind dir       N  N  E  S SE SE NE NE NE  E  E SE SE  E  E SE  E  E SE SE SE SE
Wind spd       3  2  2  2  3  4  2  1  2  2  4  4  5  5  3  2  2  2  6  8 10  6
Clouds        CL CL CL FW FW SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC B1 SC B1 SC B2
PoP 12hr                      0           0           0           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    S  S  C


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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    58      50    66      49    67      47    70
Temp          49 47 57 55   52 54 65 60   53 53 65 60   52 52 68 61
Dewpt         37 44 49 50   49 50 52 52   48 49 48 49   44 46 45 47
PWind dir         E     E      NE     N      NW     W       W    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 OV OV OV   OV OV OV B2   B2 B2 B2 B1   B1 SC SC B1
PoP 12hr         50    90      90    70      40    50      30    40
Rain           C  C  D  D    D  D
Rain shwrs                         L  L    C  C  C  C    C  C  C  C

$$
MDZ003-212100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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                      59          40          61          41          63
Temp          34 37 49 56 57 52 47 44 43 45 54 59 59 54 49 46 44 46 56 61 61 55
Dewpt         26 28 29 29 29 30 30 30 30 32 33 35 37 37 36 35 33 37 39 39 40 37
RH            72 70 46 35 34 43 51 57 60 60 45 40 44 52 61 65 65 71 53 44 46 51
Wind dir      NW NW NW NW NW  N NE NE NE NE  E SE SE  E SE SE  E  E SE SE SE SE
Wind spd       2  3  5  5  5  4  4  3  5  3  5  4  4  3  3  2  3  2  6  6 10  6
Clouds        CL FW FW FW SC B1 SC B1 B2 SC SC SC SC FW FW FW FW SC FW SC FW SC
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Freeze         W  W


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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          42    58      49    60      49    61      46    66
Temp          47 46 57 55   51 52 59 56   52 52 60 55   49 51 64 59
Dewpt         34 39 45 47   48 48 51 51   47 47 48 48   43 45 44 45
PWind dir        SE    SE       E    NE      NW    NW       W    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1 OV OV   OV OV OV OV   B2 B2 B2 B1   B1 B1 B1 B1
PoP 12hr         30    60      90    80      50    60      40    40
Rain              C  L  L    D  D
Rain shwrs                         D  D    C  C  L  L    C  C  C  C

$$
MDZ017-212100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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                      57          43          61          44          62
Temp          43 45 52 56 56 52 48 46 45 47 55 59 60 55 51 48 46 48 56 60 61 57
Dewpt         31 33 33 33 34 37 37 39 38 39 38 39 37 39 40 40 40 41 40 40 38 39
RH            62 62 48 42 43 56 65 76 76 74 53 47 42 55 66 74 79 77 55 47 42 51
Wind dir       N  N  N  N SE  S  S SW  N NE  E  E SE SE  S SE SE  E  E SE SE SE
Wind spd       8  6  6  5  5  4  4  3  4  4  4  3  5  4  5  3  4  2  6  9 11  8
Clouds        CL CL FW FW FW SC SC B1 B1 B1 B2 B1 B1 SC SC SC FW FW FW SC FW SC
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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      54    65      53    66      52    68
Temp          51 51 61 59   56 57 64 61   56 56 65 61   55 56 67 62
Dewpt         43 46 50 51   53 54 56 54   52 52 51 51   49 49 49 50
PWind dir         E     E       E    NE      NW     W      SW    SW
Wind char        GN    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC B2 OV OV   OV OV OV B2   B2 B2 B2 B1   B1 B1 SC SC
PoP 12hr         20    60      90    70      40    40      30    30
Rain              S  L  L    D  D
Rain shwrs                         L  L    C  C  C  C    C  C  C  C

$$
WVZ502-212100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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          38          63          43          63
Temp          31 37 51 59 60 53 47 44 41 44 55 61 61 56 51 48 45 48 56 61 61 56
Dewpt         24 27 28 29 29 31 32 31 32 35 38 41 42 43 41 41 37 41 40 42 42 40
RH            75 67 41 32 31 43 56 60 70 70 53 48 49 62 68 77 73 77 55 49 49 55
Wind dir       W SW  E NE  N NE  N NE  N  N  E  E SE  E  E SE SE SE SE SE SE SE
Wind spd       2  2  1  3  4  3  2  2  2  2  3  3  4  3  3  2  3  1  8  9 10  5
Clouds        CL FW FW SC SC B1 B1 B2 B2 B2 B1 B1 B2 B1 B1 SC SC B1 SC B1 SC B2
PoP 12hr                      0           0           0           0          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    S  S  C


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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    56      49    62      48    63      46    66
Temp          48 47 55 53   51 52 61 57   51 51 62 57   50 51 64 58
Dewpt         36 42 46 48   47 47 51 50   46 46 47 47   42 44 45 45
PWind dir        SE     E      NE     N      NW     W       W    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 OV OV OV   OV OV OV B2   B2 B2 B2 B1   B1 B1 B1 B1
PoP 12hr         50    80      90    80      50    60      40    40
Rain           C  C  D  D    D  D
Rain shwrs                         D  D    C  C  L  L    C  C  C  C

$$
MDZ014-212100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
435 AM EDT Sat Apr 21 2018

Date             Sat 04/21/18            Sun 04/22/18            Mon 04/23/18
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                      58          44          60          44          63
Temp          41 43 51 56 57 53 49 47 46 48 55 59 59 54 50 48 46 48 57 61 62 57
Dewpt         29 32 30 32 33 35 37 36 37 35 34 35 34 36 34 38 38 39 39 38 37 38
RH            62 65 44 40 40 50 63 65 71 60 45 40 39 50 54 68 73 71 51 42 39 49
Wind dir      NW  N NW NW  N SW SW NW NE NE  E SE  S SE  S  S  S  E  E SE SE SE
Wind spd       4  5  5  6  5  3  3  2  5  5  5  3  4  3  4  2  2  1  4  6  9  8
Clouds        CL FW FW FW SC B1 SC B1 B2 B1 B1 SC SC FW FW FW FW FW FW SC FW SC
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Tue 04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18
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    61      52    63      52    64      51    68
Temp          50 49 60 58   54 55 62 59   55 55 63 59   54 55 66 62
Dewpt         39 43 48 50   52 52 55 54   51 51 51 50   48 48 47 49
PWind dir        SE     E       E    NE      NW     W       W    SW
Wind char        LT    GN      GN    LT      LT    LT      LT    GN
Avg clouds    SC B1 B2 OV   OV OV OV B2   B2 B2 B2 B2   B1 B1 SC B1
PoP 12hr         20    60      90    80      50    50      30    30
Rain              S  L  L    D  D
Rain shwrs                         D  D    C  C  C  C    C  C  C  C

$$



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