Point Forecast Matrices
Issued by NWS Sterling, VA

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FOUS51 KLWX 271010
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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
509 AM EST Fri Nov 27 2020

VAZ054-272100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          44          59          37          57
Temp             48 56 60 60 56 52 50 46 45 55 59 58 50 45 41 39 37 46 56 56 47
Dewpt            46 47 47 47 46 46 44 43 41 41 39 35 34 33 33 34 33 33 34 34 37
RH               93 72 62 62 69 80 80 89 86 59 47 42 54 62 73 82 85 60 43 43 68
Wind dir          N  N NW  N NW NW NW NW NW NW NW NW NW NW NW NW  W SW  S  S SE
Wind spd          3  3  3  3  3  3  3  3  3  6 10  9  5  5  3  3  3  3  4  5  5
Clouds           B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW FW B1
PoP 12hr                     10          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles               C     C  C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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    62      42    47      33    45      33    49
Temp          45 52 58 56   49 44 45 41   37 35 43 40   37 35 46 43
Dewpt         42 49 55 49   40 35 30 27   25 24 23 25   27 26 28 29
PWind dir        SE    SE      SW    SW      SW    SW      SW    SW
Wind char        LT    GN      GN    GN      GN    GN      LT    LT
Avg clouds    B1 OV OV B1   B1 B1 B1 B1   SC SC FW FW   FW SC SC SC
PoP 12hr         90   100      20    10       5     5       0     5
Rain           S  D
Rain shwrs           D  D    S  S

$$
MDZ013-272100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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                      60          41          58          34          56
Temp             46 55 60 59 53 48 47 43 42 51 58 55 46 42 38 36 35 46 55 54 46
Dewpt            45 47 46 46 46 45 43 41 40 40 37 34 34 32 32 31 31 33 33 34 37
RH               96 74 60 62 77 89 86 93 93 66 45 45 63 67 79 82 85 60 43 46 71
Wind dir          N  N NW  W  W  W  W NW NW NW NW NW NW NW NW NW  W SW  S  S  S
Wind spd          3  3  3  4  3  3  3  3  3  8 11 10  4  3  3  3  3  3  5  6  3
Wind gust                                         20
Clouds           B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW FW SC
PoP 12hr                     10          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles            C  C        C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          42    62      40    49      30    46      31    49
Temp          43 49 59 55   47 42 47 41   35 33 44 38   34 33 47 41
Dewpt         41 46 52 49   40 34 29 27   23 22 22 24   24 25 27 29
PWind dir        SE    SE      SW    SW      SW    SW      SW     W
Wind char        LT    GN      LT    GN      LT    GN      LT    LT
Avg clouds    B1 OV OV B1   B1 B1 B1 B1   SC SC SC FW   FW SC SC SC
PoP 12hr         90   100      20    10       5     5       0     5
Rain           S  D
Rain shwrs           D  D    S  S
Tstms                S

$$
MDZ011-272100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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                      60          42          58          35          56
Temp             48 57 59 59 54 50 47 45 42 51 58 54 47 42 38 36 36 45 56 52 46
Dewpt            45 46 46 47 46 45 43 41 40 40 37 33 34 33 32 32 32 34 33 34 38
RH               89 67 62 64 74 83 86 86 93 66 45 45 60 70 79 85 85 65 42 50 73
Wind dir          N  N NW  W NW NW NW NW NW NW NW NW NW NW NW NW  W SW  S  S  S
Wind spd          3  3  3  3  3  3  3  3  3  5 10  9  3  3  3  3  3  3  4  5  3
Clouds           B1 B2 B2 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW FW SC
PoP 12hr                     10           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles            C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          42    61      40    47      31    45      31    48
Temp          42 48 58 54   47 42 45 40   35 33 43 38   34 33 46 40
Dewpt         42 48 54 53   42 36 31 29   26 24 24 26   26 26 30 32
PWind dir        SE    SE      SW    SW      SW    SW       W     W
Wind char        LT    GN      LT    GN      LT    GN      LT    LT
Avg clouds    B1 OV OV B2   B1 B1 B1 B1   SC SC SC FW   FW SC SC SC
PoP 12hr         90   100      20    10       5     5       5     5
Rain           S  D
Rain shwrs           D  D    S  S

$$
WVZ052-272100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          38          56          29          56
Temp             43 52 58 58 51 46 43 40 39 52 56 54 45 37 34 31 30 44 55 54 45
Dewpt            41 44 44 44 42 40 38 37 36 38 33 29 29 29 28 28 27 30 32 34 33
RH               93 74 59 59 71 79 82 89 89 59 42 38 53 72 78 88 88 57 41 46 62
Wind dir          W SW SW SW  W  W NW NW  W NW NW NW NW NW  W  W SW  S  S SE SE
Wind spd          3  3  4  3  4  3  3  3  3  9 13 10  5  3  3  3  3  3  6  6  5
Clouds           B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW SC B1
PoP 12hr                     10          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles         C  C  C  C  C  C  C  C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          38    57      34    44      26    43      26    46
Temp          38 43 54 49   41 37 42 36   31 28 41 35   30 28 44 38
Dewpt         35 40 48 42   34 29 25 22   20 19 20 21   20 20 25 25
PWind dir        SE    SE       W     W       W     W      SW     W
Wind char        LT    GN      LT    GN      LT    GN      LT    LT
Avg clouds    B1 OV OV B2   B1 B1 B2 B1   B1 B1 SC SC   SC SC SC SC
PoP 12hr         90    90      40    30      20     5       5     5
Rain           S  D
Rain shwrs           D  D    C  C  C  C
Snowshwrs                                  S  S

$$
VAZ506-272100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          39          58          31          57
Temp             45 53 58 58 52 47 45 41 40 52 58 56 47 41 36 33 32 45 56 55 47
Dewpt            44 46 47 47 46 44 42 40 39 40 37 33 33 32 31 31 30 32 33 35 36
RH               96 77 67 67 80 89 89 96 96 63 45 42 58 70 82 92 92 60 42 47 65
Wind dir         NW  N NW  N NW  W NW NW NW NW NW NW NW NW NW  W SW  S  S  S SE
Wind spd          3  4  4  3  3  3  3  4  3  9 12 11  6  4  3  3  3  5  8  8  5
Wind gust                                      23
Clouds           B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW SC B1
PoP 12hr                     10          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles         C  C  C  C  C  C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          41    61      38    47      28    45      28    48
Temp          42 48 57 53   44 40 44 39   33 31 43 37   33 31 46 40
Dewpt         40 46 52 47   38 32 28 24   23 22 22 23   24 23 27 28
PWind dir        SE    SE       W    SW      SW    SW      SW    SW
Wind char        LT    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 OV OV B2   B1 B1 B1 B1   SC SC SC FW   FW SC SC SC
PoP 12hr         90    90      30    20      10     5       5     5
Rain           S  D
Rain shwrs           D  D    C  C  S  S

$$
VAZ037-272100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          39          61          33          58
Temp             44 54 59 61 54 50 45 42 40 52 60 59 50 44 39 36 34 48 57 56 49
Dewpt            44 46 46 47 46 44 42 40 38 40 37 34 32 32 31 30 30 31 33 36 36
RH              100 74 62 60 74 80 89 93 92 63 42 39 50 62 73 79 85 51 40 47 61
Wind dir          N NE  S  S NE  N NW  W  W  W NW NW NW NW NW  W  W  S  S  S  S
Wind spd          3  3  3  3  3  3  3  3  3  4  8  5  4  3  3  3  3  3  6  5  4
Clouds           B2 B2 B1 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW SC SC B1
PoP 12hr                     10          10           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C
Sprinkles         C  C  C  C  C  C  C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          42    61      38    47      30    48      30    51
Temp          43 48 57 53   44 39 44 39   34 32 45 39   35 32 49 43
Dewpt         40 45 50 41   32 27 24 22   20 19 21 21   22 22 26 26
PWind dir        SE     S       W     W      SW    SW      SW    SW
Wind char        LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    B2 OV B2 B1   B1 B1 B1 B1   SC SC FW FW   FW SC SC SC
PoP 12hr         90    80      20    20      10     5       0     5
Rain           C  D
Rain shwrs           D  D    S  S  S  S

$$
MDZ003-272100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          54          31          55
Temp             43 51 57 57 51 46 42 40 39 50 54 52 43 37 34 33 32 44 55 52 44
Dewpt            42 44 43 43 41 40 38 37 37 37 32 29 29 28 28 28 28 30 30 32 33
RH               96 77 59 59 68 79 86 89 92 61 43 41 57 70 78 82 85 57 38 46 65
Wind dir         NW SW  W SW NW NW NW NW NW NW NW NW NW NW  W  W SW  S  S  S SE
Wind spd          3  3  5  4  4  4  3  3  4 10 13 10  5  4  3  3  3  5  6  8  6
Wind gust                                      24
Clouds           B1 B2 B2 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW FW B1
PoP 12hr                     10          10          10           5           5
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles         C  C  C  C  C  C  C  C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          38    57      38    43      30    43      29    46
Temp          39 46 53 51   44 40 42 38   34 32 40 36   33 32 42 40
Dewpt         35 42 47 43   36 32 26 23   21 20 20 21   21 23 25 25
PWind dir        SE    SE       W     W      SW    SW      SW     W
Wind char        LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    B1 OV OV B2   B2 B2 B2 B1   B1 B1 SC SC   SC SC SC B1
PoP 12hr         90    90      40    30      20     5       5     5
Rain           S  D
Rain shwrs           D  D    C  C  C  C    S
Snowshwrs                                  S  S

$$
MDZ017-272100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          45          59          39          56
Temp             49 58 61 58 52 51 49 47 45 54 59 57 49 46 42 41 40 50 56 52 47
Dewpt            48 49 49 48 47 46 46 45 43 42 41 39 38 35 34 34 34 36 36 38 40
RH               96 72 65 69 83 83 89 93 93 64 51 51 66 65 73 76 79 58 47 59 76
Wind dir         NE NE  N  N  N NW NW  N NW NW NW NW NW  N  N  N  N  S  S SE  S
Wind spd          4  5  5  5  3  3  3  4  5  8 11 10  8  8  5  3  3  3  5  5  5
Clouds           B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC FW FW FW FW FW FW FW FW B1
PoP 12hr                     10          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles            C  C     C  C  C  C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          47    64      41    49      33    48      35    51
Temp          50 54 62 57   50 43 47 42   38 36 45 41   38 37 48 44
Dewpt         46 50 56 52   43 35 30 29   27 25 25 27   29 28 30 33
PWind dir        SE     S      SW    SW       W     W      SW    SW
Wind char        GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    B1 OV OV B1   B1 B1 SC SC   SC FW FW FW   FW FW SC SC
PoP 12hr         90   100      20    10       5     5       0     5
Rain           S  D
Rain shwrs           D  D    S  S
Tstms                S  S

$$
WVZ502-272100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          37          54          29          60
Temp             40 49 58 58 48 43 41 39 38 47 53 52 44 39 34 33 30 47 60 56 44
Dewpt            39 42 43 42 40 39 38 37 36 36 31 29 30 30 28 27 25 27 31 33 34
RH               96 77 57 55 74 86 89 92 92 65 43 41 57 70 78 78 81 45 33 42 68
Wind dir         SW  S NE  W SW  S  S  S  S  W  W  W  W SW  W  W SW  S  S SE  S
Wind spd          3  3  4  6  3  3  3  3  3  5 10  8  3  3  3  3  3  3  5  6  4
Clouds           B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC FW FW FW FW FW FW FW SC SC B1
PoP 12hr                     10          20          20           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C
Rain shwrs                          S  S  S
Sprinkles         C  C  C  C  C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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          38    56      31    40      25    44      26    47
Temp          39 41 52 45   37 31 38 33   28 25 40 33   30 27 44 37
Dewpt         37 40 47 39   30 25 23 21   20 17 21 21   21 20 26 27
PWind dir         S     S       W     W       W     W       W     W
Wind char        LT    LT      GN    GN      GN    GN      LT    GN
Avg clouds    B1 OV OV B1   B1 B2 B2 B1   B1 B1 SC SC   SC SC SC SC
PoP 12hr         90    90      60    50      30    10       5    10
Rain           C  D
Rain shwrs           D  D    L  L     C
Snowshwrs                       L  C  C    C  C

$$
MDZ014-272100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
509 AM EST Fri Nov 27 2020

Date             Fri 11/27/20            Sat 11/28/20            Sun 11/29/20
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          44          58          38          55
Temp             48 56 59 58 52 50 48 46 44 53 58 56 48 45 41 39 39 48 55 52 48
Dewpt            47 48 48 48 48 47 45 44 42 42 40 37 36 34 34 34 34 35 35 37 40
RH               96 74 67 69 86 89 89 93 93 66 51 49 63 65 76 82 82 60 47 56 74
Wind dir          N  N  N NE  W  W NW NW NW NW NW NW NW NW NW NW  W SW  S  S  S
Wind spd          3  3  4  3  3  3  3  3  3  6 11 10  5  4  3  3  3  3  6  6  5
Clouds           B1 B2 B2 B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW FW SC
PoP 12hr                      5          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Sprinkles                        C  C


Date          Mon 11/30/20  Tue 12/01/20  Wed 12/02/20  Thu 12/03/20
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    61      42    48      34    45      35    48
Temp          46 52 57 56   50 44 45 41   38 35 42 40   38 37 45 43
Dewpt         44 50 56 54   44 37 33 32   28 27 27 29   29 30 32 35
PWind dir        SE    SE      SW    SW      SW    SW      SW    SW
Wind char        LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    B1 OV OV B1   B1 B1 B1 SC   SC SC FW FW   FW SC SC SC
PoP 12hr         90   100      20    10       5     5       0     5
Rain           S  D
Rain shwrs           D  D    S  S
Tstms                S

$$



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