Point Forecast Matrices
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
000
FOUS51 KLWX 180533
PFMLWX

Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
133 AM EDT Wed Oct 18 2017

VAZ054-182100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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                      69          50          72          55          73
Temp          46 48 61 67 67 60 56 54 52 53 65 70 70 64 60 59 57 58 67 72 70 62
Dewpt         41 41 44 42 43 45 46 44 43 43 46 46 47 49 49 48 47 48 52 52 51 52
RH            83 77 53 40 42 58 69 69 71 69 50 42 44 58 67 67 69 69 59 49 51 70
Wind dir      SW  W SW  S  S  S  S  S  S SW SW SW SW  S SW  W NW NW NW NW NW  N
Wind spd       2  2  4  4  6  4  3  2  3  2  6  5  6  3  3  3  5  4  8  5  5  2
Clouds        CL CL CL FW FW FW FW FW FW FW CL CL CL FW FW CL CL FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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          50    74      54    75      57    75      60    69
Temp          55 53 72 64   58 57 74 66   61 60 74 68   63 61 68 59
Dewpt         49 47 52 54   53 53 55 57   57 57 61 62   61 58 56 51
PWind dir         N    SE       S     S       S     S       S     W
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    CL FW FW SC   SC SC SC SC   SC B1 B1 B2   B2 B2 B2 B1
PoP 12hr          0     5       5     5      10    30      50    60
Rain shwrs                                       C  C    C  C  L  L

$$
MDZ013-182100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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                      69          45          72          51          72
Temp          39 42 58 67 66 57 52 50 48 49 63 70 69 62 58 55 54 54 65 71 69 61
Dewpt         39 40 43 42 43 46 45 44 43 43 46 45 46 48 48 48 47 48 51 50 50 50
RH           100 93 57 40 43 67 77 80 83 80 54 41 44 60 69 77 77 80 60 47 51 67
Wind dir       W  W  W SW  S  S SW SW SW SW SW SW SW SW  W  W NW NW NW NW NW  N
Wind spd       3  2  4  5  6  4  2  2  2  3  6  8  6  4  3  2  4  3  8  6  6  2
Clouds        CL CL CL FW FW FW FW FW FW FW CL CL CL FW FW CL FW FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    73      54    75      57    75      61    69
Temp          54 52 71 64   58 57 74 66   61 60 74 68   64 62 68 59
Dewpt         48 46 50 52   53 53 55 56   57 56 61 61   61 59 56 51
PWind dir         N    SE       S     S       S     S       S    SW
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    CL FW FW SC   SC SC SC SC   SC B1 B1 B2   B2 B2 B2 B1
PoP 12hr          0     5       5     5      10    30      50    60
Rain shwrs                                       C  C    C  C  L  L

$$
MDZ011-182100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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                      69          53          72          56          73
Temp          49 52 62 68 67 61 58 56 55 56 66 71 70 64 61 59 58 58 67 72 70 62
Dewpt         40 39 42 43 44 46 46 45 44 44 45 45 46 49 49 49 47 49 51 50 50 50
RH            71 61 48 40 43 58 64 66 66 64 47 39 42 58 65 69 67 72 56 46 49 65
Wind dir       W  W  W  S  S  S SW SW SW SW SW SW SW SW  W  W NW NW NW NW NW  N
Wind spd       2  2  3  5  6  4  3  3  3  2  6  6  8  4  3  2  4  3  8  6  6  2
Clouds        CL CL CL FW FW FW FW FW FW FW CL CL CL FW FW CL FW FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    73      56    75      59    75      62    69
Temp          56 54 71 65   60 59 74 67   62 61 74 69   65 63 69 60
Dewpt         48 46 50 51   53 53 56 56   57 57 61 61   61 59 56 51
PWind dir         N    SE       S     S       S     S       S    SW
Wind char        LT    LT      LT    LT      LT    GN      GN    LT
Avg clouds    CL FW FW SC   SC SC SC SC   SC B1 B1 B2   B2 B2 B2 B2
PoP 12hr          0     5       5     5      10    30      60    60
Rain shwrs                                       C  C    C  C  L  L

$$
WVZ052-182100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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                      69          38          73          44          73
Temp          36 39 57 67 65 54 48 45 42 43 61 71 70 59 53 50 48 48 63 71 70 59
Dewpt         36 36 43 42 43 44 42 40 38 37 45 45 46 47 46 46 45 44 51 50 49 49
RH           100 89 59 40 45 69 80 82 86 79 56 39 42 64 77 86 89 86 65 47 47 69
Wind dir      SW  W SW  S  S  S  S  S  S SW SW SW SW SW  W  W  W  W NW NW NW  N
Wind spd       2  2  3  5  6  4  2  0  0  2  4  5  6  3  3  2  3  2  6  5  5  2
Clouds        CL CL CL CL FW FW FW FW FW FW CL CL FW FW FW FW FW FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis         PF PF
Frost          Y  Y


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    74      48    75      52    75      55    67
Temp          51 49 72 61   53 52 73 64   57 55 73 65   59 57 66 56
Dewpt         46 43 52 53   49 47 54 54   53 52 60 59   57 53 53 47
PWind dir         N     S       S     S       S     S       S     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL FW SC SC   SC B1 SC SC   SC B1 B1 B2   B2 B2 B2 B1
PoP 12hr          0     5       5     5      10    50      60    50
Rain shwrs                                       C  C    L  L  C  C

$$
VAZ506-182100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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                      69          41          73          48          73
Temp          36 39 57 67 66 55 50 47 45 45 62 71 70 61 56 53 51 52 65 71 70 60
Dewpt         36 37 42 42 43 44 44 42 40 40 45 45 46 47 47 47 46 46 52 51 51 51
RH           100 92 57 40 43 66 80 83 82 82 54 39 42 60 72 80 83 80 63 49 51 72
Wind dir       W NW  W  S  S  S  S  S  S  S SW SW SW  S NW NW NW NW NW NW NW NE
Wind spd       2  2  4  5  6  4  2  1  1  2  5  5  6  3  2  2  3  2  8  5  5  2
Clouds        CL CL CL CL FW FW FW FW FW FW CL CL CL FW FW FW CL FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Frost          Y  Y


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    75      51    75      55    75      58    69
Temp          52 51 73 63   56 54 73 65   59 58 74 67   62 60 68 58
Dewpt         48 46 53 53   52 51 55 55   55 54 60 61   59 57 54 49
PWind dir         N    SE       S     S       S     S       S     W
Wind char        LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    CL FW FW SC   SC SC SC SC   SC B1 B1 B2   B2 B2 B2 B1
PoP 12hr          0     5       5     5      10    30      60    60
Rain shwrs                                       C  C    L  L  L  L

$$
VAZ037-182100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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          37          74          43          76
Temp          38 40 57 66 64 53 47 44 41 42 61 71 70 59 53 50 47 48 65 74 73 62
Dewpt         37 37 42 41 42 43 42 40 38 37 45 45 47 47 46 45 41 43 51 50 51 51
RH            96 89 57 40 45 69 83 86 89 82 56 39 44 64 77 83 79 83 60 43 46 67
Wind dir      NW  W SE  S  S  S SW SW SW SW SW SW  S SW NW NW NW NW NW  W  S  S
Wind spd       1  2  2  5  5  4  1  0  0  3  4  5  6  4  2  2  2  2  4  2  4  2
Clouds        CL CL CL FW FW FW FW FW FW CL CL CL CL FW FW CL CL CL CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis         PF PF
Frost          Y  Y


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    76      49    76      53    75      56    69
Temp          53 51 74 63   55 53 74 65   58 56 73 66   60 58 68 56
Dewpt         48 46 53 53   51 47 53 54   54 53 61 60   58 55 54 49
PWind dir         W    SW       S     S       S     S       S     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL FW SC SC   SC SC SC SC   SC B1 B1 B2   B2 B2 B2 B1
PoP 12hr          0     5       5     5      10    30      50    50
Rain shwrs                                       C  C    C  C  C  C

$$
MDZ003-182100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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          45          72          48          72
Temp          42 43 57 65 64 56 52 50 48 49 63 70 69 60 55 53 51 51 64 70 69 60
Dewpt         37 37 43 41 42 43 43 42 40 39 45 45 46 47 47 47 45 45 50 47 48 47
RH            82 79 59 41 45 62 71 74 74 68 52 41 44 62 74 80 80 80 60 44 47 62
Wind dir       S SW SW  S  S  S  S  S  S  S SW SW SW SW  W  W NW  W NW NW NW  N
Wind spd       2  2  3  6  8  5  4  2  1  3  5  6  8  4  3  2  3  2  6  5  5  2
Clouds        CL CL CL CL CL FW FW FW FW CL CL CL FW FW FW FW FW FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Frost          Y  Y


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    72      50    74      53    74      56    67
Temp          52 51 70 61   55 53 72 64   57 56 73 65   60 58 66 56
Dewpt         45 44 50 51   50 49 53 54   53 52 59 59   57 54 52 46
PWind dir        NE    SE       S     S       S     S       S     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL FW FW SC   SC B1 SC SC   SC B1 B1 B2   B2 B2 B2 B1
PoP 12hr          0     5       5     5      10    40      60    50
Rain shwrs                                       C  C    L  L  C  C

$$
MDZ017-182100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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          48          71          53          72
Temp          38 45 58 64 64 57 54 52 50 51 63 69 69 62 59 57 55 56 66 71 70 64
Dewpt         38 42 44 43 44 46 47 48 47 49 50 48 49 51 52 52 51 52 54 53 52 54
RH           100 89 59 46 48 67 77 86 89 93 62 47 49 67 78 83 86 86 65 53 53 70
Wind dir       W NW  W SE  S  S  S SW SW SW SW  S  S SW SW  W NW NW NW NW  N NE
Wind spd       3  4  5  4  5  4  4  5  4  3  6  6  6  5  4  4  5  5  9  6  5  2
Clouds        CL CL CL FW CL FW FW FW FW FW FW CL CL FW FW CL CL CL CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Frost          Y  Y


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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          55    73      58    74      61    76      64    71
Temp          59 58 72 66   61 60 73 68   64 63 75 70   67 65 71 62
Dewpt         54 52 53 55   56 56 57 59   60 60 63 63   64 63 60 55
PWind dir        NE    SE       S     S       S     S       S    SW
Wind char        LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    CL FW FW FW   SC SC SC SC   SC SC B1 B1   B2 B2 B2 B2
PoP 12hr          0     5       5     5      10    20      40    60
Rain shwrs                                       S  S    C  C  L  L

$$
WVZ502-182100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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          73          45          73
Temp          33 36 57 67 67 56 51 48 46 46 62 71 70 59 54 51 49 49 63 71 70 60
Dewpt         32 32 41 40 41 42 41 40 38 37 46 44 44 44 44 44 44 44 51 51 50 50
RH            96 85 55 37 39 59 68 74 73 71 56 38 39 57 69 77 83 83 65 49 49 69
Wind dir      SW  W  S  S SE  S  S  S SW SW  W  W  W  W  W  W  W  W  W NW NW NE
Wind spd       2  2  3  4  5  3  2  1  1  3  4  5  5  3  3  3  3  2  4  3  4  1
Clouds        CL CL CL FW FW FW FW FW CL CL CL CL FW FW FW CL FW FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis         PF PF


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    77      49    77      54    74      53    66
Temp          52 51 75 63   55 53 75 66   59 57 73 64   57 55 65 56
Dewpt         46 44 52 51   48 46 51 51   52 52 59 57   56 52 50 44
PWind dir         S     S       S     S       S     S      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW SC SC   SC SC SC SC   SC B1 B2 B2   B2 B2 B2 B1
PoP 12hr          0     5       5     5      20    50      60    50
Rain shwrs                                 S  S  C  C    L  L  C  C

$$
MDZ014-182100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
133 AM EDT Wed Oct 18 2017

Date             Wed 10/18/17            Thu 10/19/17            Fri 10/20/17
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          70          54          72
Temp          47 49 60 66 65 59 55 54 52 53 63 69 68 62 59 57 56 57 66 71 70 63
Dewpt         43 43 44 45 46 49 48 47 46 46 48 49 50 51 51 50 49 50 53 53 52 53
RH            86 80 55 47 50 69 77 77 80 77 58 49 52 67 75 77 77 77 63 53 53 70
Wind dir       W  W  W  S  S  S SW SW SW SW SW  S  S SW SW  W NW NW NW NW NW NW
Wind spd       3  3  4  5  6  5  4  4  4  4  8  9  8  5  4  3  5  4  8  8  6  3
Clouds        CL CL CL CL FW FW FW FW FW FW CL CL CL FW FW CL CL FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sat 10/21/17  Sun 10/22/17  Mon 10/23/17  Tue 10/24/17
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    72      57    73      60    74      62    69
Temp          57 56 71 65   60 59 72 67   63 62 73 68   65 63 69 60
Dewpt         51 48 52 54   55 55 57 58   59 58 62 62   62 60 58 53
PWind dir         N    SE       S     S       S     S       S    SW
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    CL FW FW SC   SC SC SC SC   SC B1 B1 B2   B2 B2 B2 B2
PoP 12hr          0     5       5     5      10    20      50    60
Rain shwrs                                       S  S    C  C  L  L

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.