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NWS Baltimore, MD/Washington, DC/Sterling, VA Weather Forecast Office

NWS Point Forecast Matrices
County Warning Area [CWA]: LWX
Regional NWS Weather Office: Baltimore, MD/Washington, DC/Sterling, VA

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FOUS51 KLWX 221148
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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
748 AM EDT Sun Oct 22 2017

VAZ054-222100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      76          59          77          64          72
Temp             58 69 75 75 68 64 62 60 60 71 76 76 67 67 66 66 65 68 72 71 63
Dewpt            50 55 55 55 56 57 57 57 57 61 60 61 61 63 64 63 62 61 60 57 56
RH               75 61 50 50 65 78 84 90 90 71 58 60 81 87 93 90 90 78 66 61 78
Wind dir         SE SE SE SE SE SE SE  S SE  S  S SE SE SE  S  S  S  S  S SW SW
Wind spd          2  4  5  8  5  5  4  4  3  6 12 13 12  9 11 16 16 14 11 10  3
Clouds           B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B2 B2 OV OV OV B2 B1 B1 SC B1
PoP 12hr                      0           5          20          80          50
QPF 12hr                      0           0           0        0.42        0.14
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                         S  S  C  D  D  C  C  S  S
Tstms                                                       S  S


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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    63      44    60      43    66      49    70
Temp          55 53 62 54   48 46 59 52   47 46 64 58   53 52 69 61
Dewpt         50 46 43 42   40 39 39 40   40 40 44 46   47 47 53 53
PWind dir         W    NW      NW    NW      SW     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10      10     5       0     5      10    10

$$
MDZ013-222100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      76          56          76          63          72
Temp             51 68 75 75 66 63 59 57 58 69 75 75 67 65 65 65 64 69 72 71 63
Dewpt            49 55 54 54 56 57 57 57 57 61 60 61 61 62 63 63 62 61 61 57 57
RH               93 63 48 48 70 81 93100 96 76 60 62 81 90 93 93 93 76 68 61 81
Wind dir          E SE SE SE SE SE SE SE SE SE  S SE SE SE  S  S  S  S  S  S SW
Wind spd          2  4  6  8  4  5  3  4  3  6 10 11  8  9 10 13 13 13 10  9  3
Clouds           B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B2 OV OV OV OV B2 B2 SC B1
PoP 12hr                      0           5          10          80          60
QPF 12hr                      0           0           0        0.40        0.21
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            S  C  L  D  L  L  S  S
Tstms                                                       S  S  S  S


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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    62      44    60      42    66      48    70
Temp          55 53 61 53   48 46 59 51   46 45 64 57   52 51 68 61
Dewpt         50 46 42 41   39 39 39 39   38 39 43 45   46 46 53 52
PWind dir         W    NW      NW    NW       W     S       S     S
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10      10     5       0     5      10    10

$$
MDZ011-222100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      76          61          77          65          73
Temp             61 71 75 75 69 66 63 61 62 72 76 76 68 67 66 66 66 69 73 72 63
Dewpt            50 55 53 54 56 58 58 58 58 61 60 60 61 62 63 64 62 62 61 57 57
RH               67 57 46 48 63 75 84 90 87 68 58 58 78 84 90 93 87 78 66 59 81
Wind dir          E SE SE SE SE SE SE SE SE SE  S SE SE SE SE  S  S  S  S  S SW
Wind spd          2  3  6  8  4  4  3  4  3  6 12 13 12  9 12 16 17 16 12 11  3
Clouds           B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B2 OV OV OV OV B2 B2 SC B1
PoP 12hr                      0           5          10          80          60
QPF 12hr                      0           0           0        0.43        0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            S  C  D  D  L  L  S  S
Tstms                                                       S  S  S  S


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          52    63      45    60      44    65      50    70
Temp          56 54 62 54   49 47 59 52   47 47 64 58   53 53 69 61
Dewpt         51 46 42 41   39 39 39 39   39 39 43 46   47 47 53 53
PWind dir         W    NW      NW    NW       W     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC SC   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10      10     5       0     5      10    10

$$
WVZ052-222100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      76          52          75          61          70
Temp             48 61 72 75 63 58 55 53 53 65 73 75 64 63 62 62 61 64 70 68 58
Dewpt            44 52 53 54 54 52 52 51 51 57 59 59 59 60 60 58 57 57 56 53 50
RH               86 72 51 48 72 80 90 93 93 75 62 58 84 90 93 87 87 78 61 59 75
Wind dir          E SE SE SE SE SE SE SE SE  S  S SE SE SE  S  S  S SW  W  W  W
Wind spd          2  3  8  9  5  4  3  3  3  5  9 10  5  9  8 11 10 10  8  6  4
Clouds           B1 B1 B1 B1 B1 SC SC SC B1 B1 B2 B2 OV OV OV B2 B2 B1 B1 B1 B1
PoP 12hr                      0          10          20          90          40
QPF 12hr                      0           0           0        0.92           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  S  S  C  L  D  L  C  C  S  S
Tstms                                                       S  S
Obvis                              PF PF


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          44    60      37    58      36    65      42    67
Temp          47 46 59 49   42 40 57 47   41 40 63 54   47 46 65 56
Dewpt         44 41 39 38   37 34 37 37   35 33 43 44   43 41 50 49
PWind dir         W     W      NW    NW      SW     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC FW   FW FW FW FW   FW SC SC SC
PoP 12hr         10    10      10     5       5    10      10    20
Rain shwrs                                                     S  S

$$
VAZ506-222100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      77          56          77          62          71
Temp             49 66 76 76 66 61 58 57 57 69 76 76 67 65 64 63 63 67 70 70 61
Dewpt            48 53 53 53 55 55 55 55 55 59 59 60 61 62 63 61 60 59 58 56 55
RH               96 63 45 45 68 81 90 93 93 70 56 58 81 90 97 93 90 75 66 61 81
Wind dir          E SE  S SE SE SE  S  S  S  S  S SE SE SE  S  S  S  S  S SW SW
Wind spd          2  4  6  8  5  5  4  4  3  6 10 10  6  9  9 10 10 10  8  5  3
Clouds           B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2 OV OV OV OV B2 SC B1 SC B1
PoP 12hr                      0           5          20          80          40
QPF 12hr                      0           0           0        0.62           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  L  D  D  C  C  S  S
Tstms                                                       S  S


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          48    62      41    59      39    66      45    70
Temp          52 50 61 52   45 44 58 49   43 43 64 56   49 49 68 59
Dewpt         48 44 41 40   38 36 38 38   38 37 43 45   45 44 51 51
PWind dir         W    NW      NW    NW      SW     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10      10     5       0     5      10    20
Rain shwrs                                                     S  S

$$
VAZ037-222100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      80          53          74          61          70
Temp             53 68 77 79 63 59 57 55 54 67 73 73 67 64 63 61 61 65 70 68 57
Dewpt            48 55 55 55 55 55 54 53 52 58 59 60 61 62 60 59 57 57 55 53 51
RH               83 63 47 44 75 87 90 93 93 73 62 64 81 93 90 93 87 75 59 59 80
Wind dir          N SE  S  S SE  S SE SE SE SE  S SE SE SE  S  S  S  S SW SW  W
Wind spd          1  3  6  6  5  3  3  2  3  5  9 10  6  8  6  9  8  9  8  8  4
Clouds           B1 B1 B1 SC SC SC SC B1 B1 B2 B2 OV OV OV OV B2 B2 SC B1 SC B1
PoP 12hr                      0          10          40          90          30
QPF 12hr                      0           0           0        1.43           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  C  C  L  L  D  C  C  C  S  S
Tstms                                                       S
Obvis                              PF PF


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          43    61      35    60      36    67      42    69
Temp          48 46 60 48   40 39 58 48   41 40 65 55   47 46 67 58
Dewpt         44 40 38 39   37 33 37 38   36 34 45 46   44 42 52 50
PWind dir         W     W       W     W      SW     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC SC SC   SC SC SC FW   FW FW FW FW   FW SC SC SC
PoP 12hr         10    10      10     0       0     5      10    20
Rain shwrs                                                     S  S

$$
MDZ003-222100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      76          55          73          59          69
Temp             51 64 74 75 66 61 58 56 56 65 71 73 66 64 64 63 62 64 68 67 57
Dewpt            46 50 51 52 52 52 53 53 54 57 58 58 58 60 60 59 58 57 56 53 51
RH               83 60 44 45 61 72 83 90 93 75 63 59 75 87 87 87 87 78 65 61 80
Wind dir          E SE  S SE SE SE SE SE SE  S  S SE SE SE  S  S  S SW SW SW  W
Wind spd          2  5  9  9  6  6  4  5  4  8 10 11  6  8  9 12 11 10  8  6  4
Clouds           B1 B1 B1 B1 B1 SC SC B1 B1 B1 B2 B2 OV OV OV OV B2 B1 B1 SC B1
PoP 12hr                      0          10          20          90          40
QPF 12hr                      0           0           0        0.97           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  L  D  L  C  C  S  S
Tstms                                                       S  S


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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    59      39    57      38    64      44    66
Temp          49 47 58 49   43 42 56 48   42 42 62 54   48 47 64 56
Dewpt         45 42 38 38   37 35 37 37   36 35 42 43   44 43 49 49
PWind dir         W     W      NW    NW      SW     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC SC   FW FW FW FW   FW SC SC SC
PoP 12hr         10    10      10     5       5    10      10    20
Rain shwrs                                                     S  S

$$
MDZ017-222100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      73          59          76          64          73
Temp             50 69 73 72 64 62 60 59 61 71 76 75 67 67 67 67 66 70 73 71 63
Dewpt            50 59 58 58 59 60 60 59 61 63 63 63 63 64 65 64 65 63 63 61 59
RH              100 70 59 61 84 93100100100 76 64 66 87 90 93 90 97 78 71 71 87
Wind dir          S SE SE SE SE SE SE SE  S SE SE SE SE SE  S  S  S  S  S  S SW
Wind spd          3  4  6  6  6  6  6  5  5  8 13 13 14 13 19 21 20 19 17 14  6
Clouds           B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B2 OV OV OV OV B2 B2 SC B1
PoP 12hr                      0           5          10          80          60
QPF 12hr                      0           0           0        0.23        0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            S  C  L  D  L  L  C  C
Tstms                                                       S  S  S  S


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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    63      46    61      46    66      52    69
Temp          57 54 62 55   50 48 60 54   49 49 65 59   55 54 68 61
Dewpt         54 48 45 44   42 41 40 40   42 43 45 49   51 51 54 55
PWind dir         W    NW      NW    NW       W     S       S     S
Wind char        LT    LT      GN    GN      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10      10     5       0     5       5    10

$$
WVZ502-222100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      77          53          71          55          67
Temp             49 60 74 76 63 58 56 54 53 60 70 70 65 64 63 61 58 59 66 65 55
Dewpt            48 54 53 52 52 52 52 51 52 56 57 58 57 58 56 55 54 52 51 47 46
RH               96 81 48 43 67 80 86 90 96 87 63 66 75 81 78 81 86 78 58 52 72
Wind dir          S  S  S  S  S  S  S  S  S  S  S  S SE SE  S  S  S  W SW  W  W
Wind spd          2  4  6  8  5  4  4  4  3  6  9 10  9  6  8 11 10 10  9  9  4
Clouds           B1 B1 B1 B1 SC SC SC SC B1 B2 OV OV OV OV OV B2 B2 SC B1 B1 B1
PoP 12hr                      0          10          60          90          30
QPF 12hr                      0           0        0.12        0.53           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  C  C  L  L  D  D  L  C  C  S  S  S
Tstms                                                       S
Obvis                              PF PF


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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          42    56      38    58      37    68      44    67
Temp          48 44 55 47   42 41 57 48   41 41 66 56   49 47 65 56
Dewpt         42 38 37 36   37 35 37 35   34 34 44 44   45 44 49 48
PWind dir         W     W       W     W      SW     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC B1   B1 SC SC FW   FW FW FW FW   FW SC SC B1
PoP 12hr         20    20      20     5       5    10      10    30
Rain shwrs     S  S  S  S    S  S                              C  C
Snowshwrs                    S  S

$$
MDZ014-222100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
748 AM EDT Sun Oct 22 2017

Date             Sun 10/22/17            Mon 10/23/17            Tue 10/24/17
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                      73          59          74          63          72
Temp             56 68 73 72 65 63 61 60 60 69 74 73 67 65 66 66 65 69 72 70 63
Dewpt            53 57 57 57 58 59 59 59 59 62 62 62 62 63 63 63 62 63 63 58 58
RH               90 68 57 59 78 87 93 96 96 78 66 68 84 93 90 90 90 81 73 66 84
Wind dir         SE SE SE SE SE SE SE SE  S  S  S SE SE SE  S  S  S  S  S  S  S
Wind spd          2  4  5  6  5  6  5  5  4  6 13 13 13 10 14 18 19 18 14 12  5
Clouds           B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B2 OV OV OV OV B2 B2 SC B1
PoP 12hr                      0           5          10          80          60
QPF 12hr                      0           0           0        0.37        0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            S  C  L  D  L  L  S  S
Tstms                                                       S  S  S  S


Date          Wed 10/25/17  Thu 10/26/17  Fri 10/27/17  Sat 10/28/17
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    62      47    59      46    64      52    68
Temp          57 54 61 55   50 49 58 53   49 49 63 58   55 54 67 61
Dewpt         52 47 44 44   40 41 40 41   41 42 45 48   49 49 54 54
PWind dir         W    NW      NW    NW       W     S       S     S
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC SC SC FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10      10     5       0     5      10    10

$$

Point Forecast Matrices from: NOAA-NWS
Script developed by: El Dorado Weather & modified by: SE Lincoln Weather