Point Forecast Matrices
Issued by NWS Sterling, VA

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
000
FOUS51 KLWX 162033
PFMLWX

Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
433 PM EDT Mon Oct 16 2017

VAZ054-170900-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      43          62          43          69          48
Temp          60 54 50 48 46 46 56 61 60 53 49 47 45 47 60 67 66 59 55 52 51 51
Dewpt         40 40 40 38 36 35 37 35 35 38 38 41 37 39 43 42 42 45 44 45 42 43
RH            47 59 68 68 68 65 49 38 39 57 66 79 73 74 53 40 42 60 66 77 71 74
Wind dir       N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  S  N  S SW SW SW
Wind spd      12 12 12  6  5  6  4  1  0  0  0  0  0  0  0  0  1  0  0  0  0  2
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          72      51    73      50    75      53    75      57    75
Temp          70 62   55 54 71 62   55 54 73 64   58 56 73 66   61 60 74 68
Dewpt         46 48   48 47 52 51   48 47 51 53   52 51 56 57   57 56 60 60
PWind dir        SW       W    NW      NW     S       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL   FW FW CL CL   CL FW FW FW   SC SC SC SC   SC SC SC B1
PoP 12hr          0       0     0       5     5       5     5      10    20
Rain shwrs                                                             S  S

$$
MDZ013-170900-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      39          60          41          69          48
Temp          57 52 47 44 42 42 53 59 58 51 47 45 43 45 59 67 66 59 55 52 51 51
Dewpt         39 38 38 36 34 34 35 34 34 37 39 39 36 39 40 42 42 44 44 44 42 44
RH            51 59 71 73 73 73 50 39 40 59 74 79 76 79 49 40 42 57 66 74 71 77
Wind dir      NW  N  N  N  N  N  N  N NW  N  N  N  N  N  N SW  S  S  S  N  N SW
Wind spd      13 10 10  5  4  3  4  2  1  0  0  0  0  0  0  1  2  1  1  0  0  2
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          71      51    73      49    74      53    75      57    75
Temp          69 61   55 54 71 61   54 53 72 64   57 56 73 66   61 60 74 68
Dewpt         45 48   47 47 50 50   47 46 49 51   52 51 56 56   57 56 59 59
PWind dir        SW       W    NW       N    SE       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL   FW FW CL CL   CL FW FW FW   FW SC SC SC   SC SC SC B1
PoP 12hr          0       0     0       5     5       5     5      10    20
Rain shwrs                                                             S  S

$$
MDZ011-170900-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      43          60          46          69          50
Temp          59 54 50 48 46 45 54 59 58 53 50 49 48 49 61 68 67 60 56 54 52 53
Dewpt         41 39 38 36 34 34 35 34 34 38 39 40 38 39 40 41 42 45 44 45 43 45
RH            51 57 63 63 63 65 48 39 40 57 66 71 68 68 46 37 40 58 64 71 71 74
Wind dir      NW  N  N  N  N  N  N  N NW  N  N  N  N  N  N  S  S  N  N SW  N SW
Wind spd      13 10  9  5  5  4  3  1  1  0  0  0  0  0  0  1  1  0  0  0  0  1
Wind gust     24
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          71      53    72      51    74      55    75      58    75
Temp          70 62   57 56 71 62   55 54 72 65   59 58 74 67   62 60 74 68
Dewpt         45 48   48 48 50 49   47 46 48 50   52 51 55 56   57 56 59 59
PWind dir        SW       W    NW       N    SE       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL   FW FW CL CL   CL FW FW FW   FW SC SC SC   SC SC SC B1
PoP 12hr          0       0     0       5     5       5     5      10    20
Rain shwrs                                                             S  S

$$
WVZ052-170900-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      35          61          35          69          41
Temp          58 50 44 41 39 39 52 59 58 48 43 40 38 40 57 67 66 55 50 47 45 45
Dewpt         35 38 38 35 33 32 38 36 36 39 37 37 34 35 43 42 42 44 41 40 37 37
RH            42 63 79 79 79 76 59 42 44 71 79 89 85 82 59 40 42 66 71 76 73 73
Wind dir      NW NW NW NW NW NW NW NW SW  S SW SW  N  N  N  S  S  S  S SW  S SW
Wind spd      13  8  5  4  2  2  1  0  1  1  1  0  0  0  0  1  2  1  1  1  0  1
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW
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  Y


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          73      45    73      44    74      48    75      51    75
Temp          71 59   51 49 71 59   50 48 72 61   53 52 73 63   56 54 73 65
Dewpt         45 47   45 43 49 49   45 43 50 51   48 46 55 53   52 50 58 56
PWind dir        SW       W    NW      NW     S       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW CL CL   FW FW FW SC   SC SC SC SC   SC SC SC B1
PoP 12hr          0       0     0       5     5       5     5      10    30
Rain shwrs                                                             C  C

$$
VAZ506-170900-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      37          61          37          70          44
Temp          58 52 45 43 41 40 53 59 58 49 44 42 40 42 59 68 67 57 52 49 47 48
Dewpt         38 39 40 37 34 34 37 35 35 38 38 38 35 37 41 42 42 44 43 43 39 41
RH            47 61 82 79 76 79 54 40 42 66 79 86 82 82 51 39 40 62 71 80 74 77
Wind dir      NW NW  N  N  N  N  N  N  N  N  N  N  N  N  N  S  S  S  S SW  N SW
Wind spd      13  9  6  5  3  3  3  1  0  0  0  0  0  0  0  1  1  0  1  0  0  1
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW
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  Y


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          72      48    73      47    75      50    76      54    75
Temp          70 60   53 52 71 60   52 51 73 63   55 54 74 65   59 57 74 66
Dewpt         45 46   47 46 51 50   47 45 51 52   51 49 55 55   55 53 58 59
PWind dir        SW       W    NW      NW     S       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW CL CL   CL FW FW FW   SC SC SC SC   SC SC SC B1
PoP 12hr          0       0     0       5     5       5     5      10    20
Rain shwrs                                                             S  S

$$
VAZ037-170900-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      37          62          35          70          41
Temp          58 52 45 42 40 40 53 60 59 49 43 41 39 40 58 68 67 56 50 47 45 46
Dewpt         41 41 41 38 35 33 36 35 36 39 38 37 33 35 41 41 41 43 41 40 37 38
RH            53 66 86 86 82 76 52 39 42 68 82 85 79 82 53 37 39 62 71 76 73 73
Wind dir       N  N  N  N  N  N NE NE  E  N  N  N  N  N  N  S  S  N  N  N  N SW
Wind spd      11  6  3  2  2  2  2  1  1  0  0  0  0  0  0  2  2  0  0  0  0  2
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL 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


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          74      45    75      47    76      49    76      52    76
Temp          72 60   51 49 73 61   53 51 74 63   55 53 74 64   57 55 74 67
Dewpt         44 46   44 42 50 51   47 45 52 52   50 47 54 54   53 52 59 59
PWind dir        SW       W     W       W    SW       S     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL CL   FW FW CL CL   CL FW FW SC   SC SC SC SC   SC SC B1 B1
PoP 12hr          0       0     0       5     5       5     5      10    30
Rain shwrs                                                             C  C

$$
MDZ003-170900-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      36          60          39          68          43
Temp          58 51 44 42 40 39 52 58 57 50 46 43 42 43 58 66 65 56 51 48 46 47
Dewpt         35 36 37 34 33 33 37 35 35 38 38 38 35 37 42 40 42 43 42 41 39 40
RH            42 56 76 73 76 79 56 42 43 63 73 82 76 79 55 38 43 62 71 77 76 76
Wind dir      NW NW NW  N  N  W  W  W SW  S SW SW  N  N  N  S  S  S  S  S  N SW
Wind spd      13  8  5  4  3  3  2  1  1  1  0  0  0  0  0  1  2  1  0  1  0  2
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW
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  Y


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          71      48    71      46    73      50    74      52    74
Temp          69 60   53 51 69 59   51 50 71 62   55 53 72 63   57 55 72 65
Dewpt         44 46   46 45 47 47   45 43 48 50   48 48 54 53   53 51 57 57
PWind dir        SW       W    NW      NW    SW       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW CL CL   CL FW FW SC   SC SC SC SC   SC SC SC B1
PoP 12hr          0       0     0       5     5       5     5      10    30
Rain shwrs                                                             C  C

$$
MDZ017-170900-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      45          58          44          68          51
Temp          60 55 51 49 48 47 54 57 56 51 48 47 46 47 60 66 66 60 56 55 53 54
Dewpt         45 45 44 42 40 39 38 35 36 39 39 41 39 42 43 43 41 46 47 48 47 48
RH            58 69 77 77 74 74 54 43 47 63 71 79 76 83 53 43 40 60 72 77 80 80
Wind dir       N  N  N  N  N  N  N  N  N  N  N NW NW NW NW  S  S  S  S SW  W SW
Wind spd      17 17 17 13 14 12 10  8  5  1  1  1  2  2  2  1  2  1  2  2  2  2
Clouds        B1 FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW CL CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          70      55    72      54    73      57    74      60    76
Temp          69 63   58 57 71 63   58 57 72 65   60 59 73 67   63 62 75 70
Dewpt         48 51   51 51 53 53   52 52 51 54   55 55 58 59   60 59 62 62
PWind dir        SW       W    NW       N    SE       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    CL CL   CL FW CL CL   CL FW FW FW   FW SC SC SC   SC SC SC SC
PoP 12hr          0       0     0       5     5       5     5       5    20
Rain shwrs                                                             S  S

$$
WVZ502-170900-
Petersburg WV
38.99N  79.15W Elev. 963 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      33          64          38          71          42
Temp          52 47 41 38 36 37 53 62 61 51 46 43 41 43 60 69 68 57 51 48 46 46
Dewpt         39 39 38 36 34 32 38 36 35 36 37 36 34 34 40 40 40 42 40 39 37 37
RH            61 74 89 92 92 82 57 38 38 56 71 76 76 70 47 35 36 57 66 71 71 71
Wind dir      NW NW NW  W  W  W  W NW NW  W SW  W  W  W  N SE SE  S SW SW  W SW
Wind spd      11  6  4  1  1  1  1  1  0  0  1  1  1  1  0  1  2  1  1  1  2  2
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Freeze                  W  W  W


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          73      45    74      45    77      49    77      53    75
Temp          71 59   51 49 72 60   51 49 75 63   55 53 75 65   58 56 73 65
Dewpt         44 44   44 43 49 48   45 43 50 50   48 46 51 51   52 52 56 56
PWind dir         W      SW    NW       S     S       S     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW CL   FW FW SC SC   SC SC SC SC   SC SC B1 B1
PoP 12hr          0       0     0       5     5       5     5      10    30
Rain shwrs                                                             C  C

$$
MDZ014-170900-
Annapolis MD
38.99N  76.49W Elev. 7 ft
433 PM EDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            Thu
EDT 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      44          59          47          67          51
Temp          59 54 50 48 46 46 54 58 58 53 51 50 49 50 60 66 65 59 56 54 53 54
Dewpt         46 43 42 39 37 36 37 37 37 40 41 42 39 41 42 44 44 47 46 47 45 46
RH            62 66 74 71 71 68 52 45 45 61 68 74 68 71 51 45 46 64 69 77 74 74
Wind dir       N  N  N  N  N  N  N  N  N  N  W  W  W  W  W SW  S  S  S SW SW SW
Wind spd      14 13 13 10  8  6  6  4  2  0  1  1  2  1  1  2  2  1  2  2  2  3
Clouds        SC FW CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL FW CL CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
EDT 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          70      54    72      53    73      56    73      60    74
Temp          69 62   57 57 71 63   57 56 72 65   60 58 72 67   63 62 73 68
Dewpt         48 50   50 50 52 52   50 49 51 53   54 53 57 58   59 58 61 61
PWind dir        SW       W    NW       N    SE       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW CL   FW FW CL CL   CL FW FW FW   FW SC SC SC   SC SC SC B1
PoP 12hr          0       0     0       5     5       5     5      10    20
Rain shwrs                                                             S  S

$$


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