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FOUS51 KLWX 202101
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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
401 PM EST Thu Nov 20 2025

VAZ054-210900-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      46          57          49          55          37
Temp             48 47 47 46 46 51 55 55 53 54 53 52 52 53 54 52 48 45 42 39 37
Dewpt            42 42 43 43 42 45 47 48 50 50 51 51 49 47 43 40 37 35 33 32 31
RH               80 83 86 89 86 80 74 77 89 86 93 96 89 80 66 63 65 68 70 76 79
Wind dir         SE SE  E  S  S  S  S  S  S  S  S  N  N  N  N  N  N  N  N NW NW
Wind spd          4  2  2  2  3  3  5  4  4  3  5  8 10 11 11 11  9  8  6  5  4
Clouds           B2 B2 B2 B2 B2 OV B2 B2 OV OV OV OV OV B2 B2 B1 SC FW FW FW FW
PoP 12hr                      5          50          90          50           5
QPF 12hr                      0        0.02        0.27        0.06           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  S  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          54      41    59      43    58      51    65      43    53
Temp          52 49   45 43 58 50   45 45 56 54   54 54 63 58   51 44 52 45
Dewpt         32 35   36 35 36 37   38 38 43 48   52 52 53 50   41 34 28 27
PWind dir         W       W    NW      SE     S       S    SW       W     W
Wind char        LT      LT    LT      LT    GN      GN    GN      BZ    BZ
Avg clouds    FW FW   FW FW FW SC   B1 B2 B2 OV   B2 B2 B1 B1   B1 B1 SC SC
PoP 12hr          0       0     0      10    40      60    30      30    20
Rain                                       C  C    L  C  C  S    C  S  S

$$
MDZ013-210900-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          56          47          55          32
Temp             45 45 45 44 43 51 55 54 51 50 49 49 48 53 53 51 44 40 37 34 32
Dewpt            42 42 43 42 43 47 49 50 50 50 49 49 48 48 45 42 39 36 33 32 30
RH               89 89 93 93100 86 80 86 96100100100100 83 74 71 82 85 85 92 92
Wind dir         SE  E  E  S  S SW  S  S  S  S  N  N  N  N  N  N  N  N  N NW NW
Wind spd          1  1  1  2  2  2  4  4  2  1  2  3  5  8  9  6  4  3  2  2  2
Clouds           B2 OV B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B1 SC FW FW FW FW FW
PoP 12hr                      5          50          90          40           5
QPF 12hr                      0        0.01        0.23        0.06           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  S  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          53      38    57      40    57      49    65      40    52
Temp          50 47   42 39 56 47   42 42 55 53   52 52 63 56   48 41 51 43
Dewpt         35 37   37 36 38 39   39 40 47 51   52 52 57 53   42 34 31 29
PWind dir         W       W    NW      SE    SE       S    SW       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW   FW FW FW SC   B1 B2 B2 B2   B2 B2 B1 B1   B1 SC SC SC
PoP 12hr          0       0     0      10    40      60    30      30    20
Rain                                       C  C    L  C  C  S    C  S  S

$$
MDZ011-210900-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      46          57          49          55          37
Temp             46 46 46 46 46 51 56 55 52 53 52 51 51 53 53 52 46 44 40 39 37
Dewpt            40 41 42 42 41 42 44 46 47 48 48 48 46 43 40 37 34 33 30 29 28
RH               79 83 86 86 83 71 64 72 83 83 86 89 83 69 61 56 63 65 67 67 70
Wind dir          S  S SE  S  S SW  S  S  S  S  N  N  N  N  N  N  N  N  N NW NW
Wind spd          1  1  1  1  1  2  5  4  2  1  2  2  5  8  9  8  4  2  2  2  2
Clouds           B2 OV B2 B2 B2 OV B2 OV OV OV OV OV OV B2 B1 SC FW FW FW FW FW
PoP 12hr                      5          50          90          40           5
QPF 12hr                      0        0.01        0.20        0.06           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  S  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          53      41    58      43    57      51    65      43    53
Temp          52 48   45 43 57 48   45 45 55 53   53 54 63 57   50 44 52 44
Dewpt         30 34   35 33 33 34   36 37 41 46   50 50 49 47   39 32 26 26
PWind dir         W       W    NW      SE    SE       S    SW       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW   FW FW FW SC   B1 B2 B2 OV   B2 B2 B1 B1   B1 SC SC SC
PoP 12hr          0       0     0      10    40      60    30      30    20
Rain                                       C  C    L  C  C  S    C  S  S

$$
WVZ052-210900-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      40          56          44          53          29
Temp             43 42 41 40 40 48 53 55 50 48 48 46 46 51 51 51 43 39 36 31 30
Dewpt            40 40 40 39 38 41 44 45 45 47 47 45 44 43 38 35 34 32 30 28 27
RH               89 93 96 96 92 77 71 69 83 96 96 96 93 74 61 54 70 76 79 88 88
Wind dir          E SE SE  S SE SE  S  S  S NE  N  N  N  N  N  N NW NW NW NW  W
Wind spd          1  1  1  1  1  1  2  2  1  1  2  4  6  8  9  8  4  2  2  2  2
Clouds           OV B2 B2 B2 OV OV B2 B2 OV OV OV OV OV B2 B1 SC FW FW SC SC FW
PoP 12hr                      5          50          90          30           5
QPF 12hr                      0        0.02        0.26        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain                          C  C  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          56      34    57      37    54      44    63      36    50
Temp          53 48   40 35 56 46   39 39 52 51   48 46 61 54   45 36 49 40
Dewpt         32 32   33 31 34 34   33 34 40 42   45 44 48 43   34 28 24 23
PWind dir         W       W    NW      SE    SE       S    SW       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW   FW FW FW SC   B2 OV B2 B2   B2 B1 B1 B1   B1 SC SC SC
PoP 12hr          0       0     0      20    50      50    20      20    10
Rain                                    S  C  C    C  C  S  S    S  S

$$
VAZ506-210900-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          56          47          55          30
Temp             46 45 44 44 43 49 54 55 53 50 51 49 49 53 53 52 45 40 37 33 31
Dewpt            43 43 43 43 42 47 49 50 51 50 51 49 49 50 46 42 39 37 34 32 31
RH               89 93 96 96 96 93 83 83 93100100100100 89 77 69 79 89 89 96100
Wind dir         SE SE SE  S  S  S  S  S  S  S NW  N  N  N  N  N  N  N  N NW NW
Wind spd          2  2  1  3  2  2  3  3  2  2  2  4  5  9 10  6  5  4  3  2  2
Clouds           B2 B2 B2 B2 B2 OV B2 B2 OV OV OV OV OV B2 B1 SC SC FW FW FW FW
PoP 12hr                      5          50          90          40           5
QPF 12hr                      0        0.01        0.28        0.04           0
Snow 12hr                 00-00       00-00       00-00
Rain                          C  C  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          55      36    59      39    57      50    65      39    52
Temp          53 48   40 37 58 48   42 41 55 54   52 52 63 58   47 39 51 42
Dewpt         37 37   37 35 40 40   39 39 47 50   52 52 58 52   41 33 29 28
PWind dir         W       W     N      SE     S       S    SW       W     W
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW   FW FW FW SC   B1 B2 B2 B2   B2 B2 B1 B1   B1 B1 SC SC
PoP 12hr          0       0     0      10    40      60    20      20    10
Rain                                       C  C    L  C  S  S    S  S

$$
VAZ037-210900-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          59          50          60          35
Temp             48 46 44 44 44 51 55 57 54 54 54 53 52 57 58 57 50 45 41 37 36
Dewpt            43 42 42 42 42 44 47 48 50 51 51 51 50 50 46 43 39 37 35 32 31
RH               83 86 93 93 93 77 74 72 86 90 90 93 93 77 64 59 66 73 79 82 82
Wind dir          E SE SE  S SW  S  S  S SW  S SW NW  N  N NE NE NE  N NE  N  W
Wind spd          2  1  1  1  1  1  3  3  2  2  2  3  4  6  8  5  3  2  2  1  1
Clouds           B2 B2 B1 B2 B2 B2 B2 B2 OV OV OV OV B2 B2 B2 SC SC SC SC SC FW
PoP 12hr                     10          60          80          40           5
QPF 12hr                      0        0.04        0.11        0.06           0
Snow 12hr                 00-00       00-00       00-00
Rain                          C  C  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          60      37    62      39    57      48    67      40    54
Temp          57 51   42 38 61 50   43 41 55 53   51 52 65 58   48 40 53 44
Dewpt         33 32   32 31 33 33   34 35 40 43   47 48 50 44   37 31 23 22
PWind dir        SW       W    SW      SE     S      SW    SW       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL   FW FW FW SC   B1 B2 B2 B2   B2 B2 B1 B1   B1 SC SC SC
PoP 12hr          0       0     0      10    40      60    20      20    10
Rain                                       C  C    L  C  S  S    S  S

$$
MDZ003-210900-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      40          54          45          53          29
Temp             42 42 42 41 41 48 52 54 50 48 48 47 46 50 51 49 42 38 35 31 29
Dewpt            39 39 40 40 40 44 47 47 47 48 48 47 46 45 40 37 35 33 31 29 28
RH               89 89 93 96 96 86 83 77 89100100100100 83 66 63 76 82 85 92 96
Wind dir          E  E SE  S  S  S  S  S  S  E  N  N  N  N  N NW NW NW NW NW  W
Wind spd          2  2  2  2  2  2  3  2  2  2  2  4  5  8  8  6  4  3  2  2  2
Clouds           B2 B2 B2 B2 B2 OV B2 B2 OV OV OV OV B2 B2 B1 SC FW FW SC SC FW
PoP 12hr                      5          40          90          30           5
QPF 12hr                      0        0.01        0.19        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  S  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          54      34    56      38    54      47    62      36    49
Temp          51 47   40 35 55 45   40 40 52 52   49 48 60 54   45 36 48 39
Dewpt         35 36   35 33 38 37   36 37 45 47   49 48 53 47   38 30 27 25
PWind dir         W       W     W      SE     S       S    SW       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    FW FW   FW FW FW SC   B2 OV OV OV   B2 B1 B1 B1   B1 B1 SC SC
PoP 12hr          0       0     0      20    50      50    20      20    10
Rain                                    S  C  C    C  S  S  S    S  S

$$
MDZ017-210900-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      46          59          49          59          38
Temp             48 48 47 47 47 55 58 57 52 52 52 51 52 56 56 54 48 45 43 40 38
Dewpt            42 44 44 45 45 47 49 50 52 52 52 51 51 50 46 43 41 38 36 34 33
RH               80 86 89 93 93 74 72 77100100100100 96 80 69 66 77 76 76 79 82
Wind dir          E SE  S  S  S  S  S  S  S  S  S  W  N  N  N  N  N  N  N  N  N
Wind spd          2  3  2  3  4  5  5  5  4  4  5  6  8 10 11 10  9  8  8  5  5
Clouds           B2 B2 B2 B2 B1 B2 B2 OV OV OV OV OV B2 B2 B2 SC SC FW FW FW FW
PoP 12hr                      5          40          90          50           5
QPF 12hr                      0           0        0.17        0.08           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  S  C  C  D  D  D  D  C  C  S  S


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          54      42    58      44    61      53    66      43    55
Temp          52 48   45 43 58 48   46 47 59 56   55 55 64 57   53 44 54 45
Dewpt         33 37   38 37 38 41   41 43 48 51   54 54 56 54   44 38 31 31
PWind dir         W       W     N      SE    SE       S    SW       W    NW
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW CL   FW FW FW SC   SC B2 B2 B2   B2 B2 B2 B1   B1 B1 SC SC
PoP 12hr          0       0     0      10    40      70    40      30    20
Rain                                       C  C    L  L  C  S    C  C  S

$$
WVZ502-210900-
Petersburg WV
38.99N  79.15W Elev. 963 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      41          62          45          58          29
Temp             45 42 41 41 41 52 60 60 55 53 51 49 47 53 56 55 46 40 35 32 30
Dewpt            43 41 41 41 40 48 51 51 52 52 51 49 47 48 43 38 37 35 33 31 29
RH               93 96100100 96 86 72 72 90 96100100100 83 62 53 71 82 92 96 96
Wind dir         NE  S  E SW SW  S  E NW SW  S  W NW  N  N  N NW  N NW  W  W  W
Wind spd          2  1  1  2  2  2  3  3  2  2  2  2  2  3  5  5  3  2  2  2  2
Clouds           B2 B2 B2 B2 B1 B2 B2 OV OV OV OV OV B2 B2 B1 SC SC SC SC FW FW
PoP 12hr                     10          60          90          40           5
QPF 12hr                      0        0.03        0.20        0.05           0
Snow 12hr                 00-00       00-00       00-00
Rain                          C  C  L  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          59      33    62      38    61      46    65      32    50
Temp          57 49   40 34 61 49   41 40 58 55   49 48 63 53   41 32 49 38
Dewpt         33 35   33 31 34 36   35 36 44 46   48 47 49 43   34 26 22 23
PWind dir         W       W    SW       S     S      SW    SW       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW   FW FW SC SC   B2 B2 B2 B2   B1 B1 B1 B1   B1 SC SC SC
PoP 12hr          0       0     0      20    50      50    20      20    10
Rain                                    S  C  C    C  C  S  S    S  S

$$
MDZ014-210900-
Annapolis MD
38.99N  76.49W Elev. 7 ft
401 PM EST Thu Nov 20 2025

Date           11/20/25      Fri 11/21/25            Sat 11/22/25            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      46          55          48          54          37
Temp             47 47 47 46 46 51 53 54 53 52 51 51 51 53 52 51 47 44 41 39 38
Dewpt            42 43 44 44 44 45 47 49 50 51 50 50 49 46 43 40 39 37 35 33 32
RH               83 86 89 93 93 80 80 83 89 96 96 96 93 77 71 66 74 76 79 79 79
Wind dir         SE  S  S  S SW  S  S  S  S  S NW  N  N  N  N  N  N  N  N  N NW
Wind spd          1  1  1  2  2  3  5  5  2  2  2  4  5 10 10  9  5  5  4  3  3
Clouds           OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B1 SC FW FW FW FW FW
PoP 12hr                      5          40          90          50           5
QPF 12hr                      0        0.02        0.23        0.08           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  S  C  C  D  D  D  D  C  C


Date           11/23  Mon 11/24/25  Tue 11/25/25  Wed 11/26/25  Thu 11/27/25
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          51      41    55      42    56      50    62      43    52
Temp          50 48   45 43 55 48   44 45 54 53   53 54 60 56   50 44 51 45
Dewpt         32 37   37 37 38 39   40 40 45 48   51 52 53 51   42 36 31 30
PWind dir         W       W    NW      SE     S       S    SW       W     W
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW   FW FW FW SC   B1 B2 B2 B2   B2 B2 B1 B1   B1 B1 SC SC
PoP 12hr          0       0     0      10    40      70    30      30    20
Rain                                       C  C    L  C  C  S    C  S  S

$$