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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
1233 PM EST Sat Jan 20 2018

VAZ054-202100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      57          39          53          42          58
Temp                   51 56 46 41 40 39 39 45 51 52 48 46 45 44 45 50 55 57 54
Dewpt                  22 29 31 34 35 33 33 37 39 42 41 42 42 42 41 43 46 46 46
RH                     32 35 55 76 82 79 79 73 63 69 77 86 89 93 86 77 72 67 74
Wind dir               SW SW NW NW  W  W SW  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd                5  4  3  3  2  2  2  2  4  4  4  4  4  3  3  5  4  8  5
Clouds                 SC SC FW SC SC SC B1 B2 B1 B1 B1 OV B2 OV B2 B2 B2 B1 B2
PoP 12hr                      0           5           5          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          49    58      35    47      29    43      27    46
Temp          52 50 58 51   42 37 45 39   34 31 41 36   32 30 44 39
Dewpt         47 48 45 35   30 27 28 26   24 22 23 23   23 21 26 28
PWind dir         S     W       W     W      NW    NW       N     S
Wind char        GN    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B2 OV B2 B1   SC FW FW FW   FW SC SC FW   FW FW FW FW
PoP 12hr         90    90       5     5       5     5       5     5
Rain           C  D
Rain shwrs           D  S

$$
MDZ013-202100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      57          34          49          40          56
Temp                   56 55 45 40 37 35 35 42 48 48 45 44 43 41 42 48 53 54 51
Dewpt                  22 27 29 30 29 32 32 35 38 39 38 40 40 39 39 41 44 44 43
RH                     26 34 53 67 72 89 89 76 68 71 76 86 89 92 89 77 71 69 74
Wind dir                W  W  W  W  W  W  W  S  S  S SE  S  S SW  S  S  S SE SE
Wind spd                9  5  3  3  2  2  2  2  4  4  2  2  3  2  2  4  4  8  5
Clouds                 SC SC FW SC SC B1 B2 B2 B1 B2 B2 OV B2 OV OV B2 B2 B1 B2
PoP 12hr                      0           5           5          20           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          46    56      34    45      28    41      26    44
Temp          49 47 56 49   41 36 44 37   33 30 39 34   31 29 42 38
Dewpt         45 46 44 34   29 26 25 24   23 20 21 21   21 20 24 26
PWind dir         S    SW       W     W      NW    NW      NW    SW
Wind char        GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 OV B2 B1   SC FW FW FW   FW SC SC SC   FW FW FW FW
PoP 12hr         90    90       5     5       5     5       5     5
Rain           C  D
Rain shwrs           D  C

$$
MDZ011-202100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      57          40          50          41          54
Temp                   55 55 44 40 40 40 40 43 49 48 45 44 43 42 43 48 52 53 50
Dewpt                  22 27 29 31 31 33 32 35 38 39 38 40 40 39 40 41 44 43 44
RH                     27 34 55 70 70 76 73 73 66 71 76 86 89 89 89 77 74 69 80
Wind dir                W  W  W  W  W  W  W  S  S SE SE SE  S SW  S  S  S SE SE
Wind spd                9  5  3  3  2  2  2  1  4  4  2  2  2  1  2  4  4  8  5
Clouds                 SC SC FW SC SC B1 B2 B2 B1 B2 B2 OV B2 OV OV B2 B2 B1 B2
PoP 12hr                      0           5           5          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C
Rain shwrs                                                  S  S


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          46    56      35    45      29    41      27    44
Temp          48 47 56 49   41 37 44 38   34 31 39 35   31 30 42 38
Dewpt         45 46 44 33   29 26 25 24   23 20 20 20   21 20 22 25
PWind dir         S    SW       W     W      NW    NW      NW    SW
Wind char        GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 OV B2 B1   SC FW FW FW   FW SC SC SC   FW FW SC FW
PoP 12hr         90    90       5     5       5     5       5     5
Rain           C  D
Rain shwrs           D  C

$$
WVZ052-202100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      58          34          53          39          58
Temp                   57 55 44 39 37 35 36 44 51 51 47 44 43 41 42 49 55 56 52
Dewpt                  29 26 26 27 29 32 32 36 41 43 40 40 39 39 38 42 45 45 44
RH                     34 32 49 62 72 89 85 73 68 74 76 86 86 92 86 77 69 66 74
Wind dir                W  W  W  W SW SW SW SW  S  S  S  S SW  S  S SE  S  S  S
Wind spd               11  9  5  4  4  3  3  2  4  3  3  3  3  2  2  4  4 10  6
Clouds                 SC SC SC SC B1 B2 B2 B2 B2 B2 B2 OV OV OV B2 B2 B2 B1 B2
PoP 12hr                      0           5           5          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          L
Rain shwrs                                            S  S  S  S


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          45    53      33    43      26    42      24    46
Temp          49 45 53 44   39 35 42 35   31 29 40 34   29 28 43 37
Dewpt         44 43 37 30   26 24 24 22   21 19 20 20   20 18 23 25
PWind dir         S     W       W     W      NW    NW       W     S
Wind char        GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    OV OV B2 SC   SC SC SC SC   SC SC SC SC   FW FW SC FW
PoP 12hr         90    60      10     5      10    10       5     5
Rain           L  D
Rain shwrs           L  S

$$
VAZ506-202100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      59          34          53          41          59
Temp                   57 57 44 39 37 35 36 44 51 52 48 46 45 43 44 50 56 57 53
Dewpt                  23 29 31 31 30 32 32 36 39 41 40 42 41 41 40 42 46 46 45
RH                     27 34 60 73 75 89 85 73 63 66 74 86 86 93 86 74 69 67 74
Wind dir               SW SW NW NW  W SW SW  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd                6  4  4  2  2  2  3  3  5  5  4  4  4  4  3  6  6 10  6
Clouds                 SC SC FW SC SC B1 B2 B2 B2 B1 B2 OV B2 OV B2 B2 B2 B1 B2
PoP 12hr                      0           5           5          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          L


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          46    56      33    45      27    43      25    46
Temp          50 47 55 49   40 35 43 37   32 30 41 35   30 28 43 38
Dewpt         46 46 43 33   28 26 26 24   23 21 22 21   22 20 25 26
PWind dir         S     W       W     W      NW    NW      NW     S
Wind char        GN    GN      LT    GN      LT    LT      LT    LT
Avg clouds    OV OV B2 SC   SC FW FW FW   FW SC SC FW   FW FW FW FW
PoP 12hr         90    80       5     5       5     5       5     5
Rain           L  D
Rain shwrs           D  S

$$
VAZ037-202100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      61          36          58          40          59
Temp                   59 59 47 40 38 36 37 46 55 55 49 47 45 43 43 50 56 57 52
Dewpt                  31 27 28 28 28 30 31 37 42 44 43 42 41 40 39 40 44 45 45
RH                     34 29 47 62 67 79 79 71 61 66 80 83 86 89 86 68 64 64 77
Wind dir               SW SW SW SW  W NW SW  S  S  S  S  S  S  S SW  S  S  S  S
Wind spd               10  6  4  4  3  1  2  3  6  5  4  4  3  3  4  5  6  9  6
Clouds                 FW FW FW FW FW SC B1 B1 SC B1 B2 B2 B1 B1 B2 B1 B2 B1 B2
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          L


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          45    55      32    48      27    46      26    49
Temp          49 46 54 48   39 35 46 39   33 30 44 37   32 30 46 40
Dewpt         45 44 38 29   26 24 25 23   23 20 22 21   21 20 25 27
PWind dir         S     W       W     W       W     W       W     S
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV B1 SC   FW FW FW FW   FW SC SC FW   FW FW FW FW
PoP 12hr         90    60       5     5      10    10       5     5
Rain           L  D
Rain shwrs           L  S

$$
MDZ003-202100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      56          34          51          39          54
Temp                   54 52 43 38 36 35 36 42 49 49 45 43 42 41 41 47 52 53 50
Dewpt                  30 27 27 29 31 32 32 36 40 40 40 41 39 40 38 41 45 44 44
RH                     40 38 53 70 82 89 85 79 71 71 82 93 89 96 89 79 77 71 80
Wind dir                W  W  W  W SW SW SW  S SW  S  S  S  S SW  S SE SE  S SE
Wind spd               11  8  5  4  4  3  3  2  4  3  3  3  3  3  2  4  4 10  8
Clouds                 SC SC SC B1 B1 B2 B2 B2 B2 OV B2 OV OV OV OV B2 B2 B1 B2
PoP 12hr                      0           5           5          30          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          L
Rain shwrs                                            S  S  S  S


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          45    51      32    41      25    39      24    44
Temp          48 45 51 43   38 33 40 34   30 27 37 32   29 27 41 37
Dewpt         44 43 38 31   27 24 23 22   20 18 19 19   19 17 22 24
PWind dir         S     W       W     W      NW    NW      NW    SW
Wind char        GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    OV OV B2 SC   SC SC SC SC   SC SC SC SC   FW FW SC SC
PoP 12hr         90    70       5     5      10    10       5     5
Rain           L  D
Rain shwrs           L  S

$$
MDZ017-202100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      53          32          48          39          53
Temp                   51 52 43 39 36 34 33 40 46 46 43 42 41 40 41 46 50 51 48
Dewpt                  20 29 31 32 31 30 30 33 36 36 36 37 38 38 38 39 42 40 42
RH                     29 41 62 76 82 85 89 76 68 68 76 82 89 92 89 76 74 66 80
Wind dir               SW SW SW NW  N  W  W  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd                8  5  4  3  2  3  3  4  6  5  5  5  6  5  5  8  8 10  9
Clouds                 FW SC FW FW FW FW SC B1 SC SC B1 B2 B1 B2 B2 B1 B2 SC B2
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          44    56      34    45      29    41      28    43
Temp          46 45 55 48   41 36 44 38   34 31 39 35   32 30 41 38
Dewpt         43 45 44 35   30 27 27 26   25 23 24 23   23 22 25 27
PWind dir         S    SW       W     W      NW    NW       N     S
Wind char        GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 OV B2 B1   SC FW FW FW   FW SC SC FW   FW FW FW FW
PoP 12hr         70    90       5     5       5     5       5     5
Rain           S  L
Rain shwrs           D  C

$$
WVZ502-202100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      58          38          56          41          63
Temp                   55 57 44 40 39 38 39 47 53 53 49 46 45 43 44 52 59 60 53
Dewpt                  30 26 27 28 30 34 36 40 44 46 43 41 42 39 39 43 47 46 44
RH                     38 30 51 62 70 85 89 76 71 77 80 83 89 86 82 71 64 60 71
Wind dir               SW SW SW SW  S SE  S  S  S  S SW SW SW SW  S  S  S  S  S
Wind spd                8  6  5  4  4  2  2  2  3  3  2  2  2  2  3  5  5 10  6
Clouds                 B1 B1 SC B1 B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 SC B2 B1 OV
PoP 12hr                      0          10          20          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          D
Rain shwrs                                      S                       S  S


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          44    48      32    41      27    41      25    51
Temp          49 44 48 41   37 33 40 35   31 29 39 34   30 29 48 42
Dewpt         43 39 34 29   26 23 24 23   22 19 22 21   21 19 26 27
PWind dir         S     W       W     W       W     W      SW     S
Wind char        LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    OV OV B1 SC   SC SC SC SC   SC B1 B1 SC   FW FW SC SC
PoP 12hr         80    60      10    10      20    20       5     5
Rain           D  D
Rain shwrs           L  S
Snowshwrs                                     S  S

$$
MDZ014-202100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
1233 PM EST Sat Jan 20 2018

Date             Sat 01/20/18            Sun 01/21/18            Mon 01/22/18
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                      54          36          48          39          52
Temp                   53 51 43 40 38 37 37 41 46 46 43 42 41 40 41 46 51 52 49
Dewpt                  20 32 34 34 34 33 33 35 38 38 38 38 39 38 39 40 44 42 43
RH                     27 48 70 79 85 85 85 79 73 73 82 86 92 92 92 79 77 69 80
Wind dir               SW SW SW  W  W NW  W  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd                6  5  3  2  2  2  2  3  4  5  3  4  3  3  4  6  5  9  8
Clouds                 FW SC FW FW SC SC B1 B2 B1 B1 B1 OV B2 OV B2 B2 B2 B1 B2
PoP 12hr                      0           5           5          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C


Date          Tue 01/23/18  Wed 01/24/18  Thu 01/25/18  Fri 01/26/18
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          45    56      35    45      29    40      27    43
Temp          47 47 56 48   41 37 44 38   34 31 39 34   31 30 41 37
Dewpt         44 46 46 34   30 27 26 25   23 21 21 22   22 21 24 27
PWind dir         S    SW       W     W      NW    NW      NW    SW
Wind char        GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 OV B2 B1   SC FW FW FW   FW SC SC FW   FW FW FW FW
PoP 12hr         90    90       5     5       5     5       5     5
Rain           C  D
Rain shwrs           D  C

$$



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