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 23 24 25
000
FOUS51 KLWX 251134
PFMLWX

Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
734 AM EDT Wed Apr 25 2018

VAZ054-252100-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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          51          69          51          64
Temp             56 60 66 68 64 59 55 52 55 63 67 68 62 58 55 53 54 60 63 63 59
Dewpt            54 54 57 56 55 52 50 46 45 44 44 43 45 45 46 48 49 50 51 52 49
RH               93 81 73 65 73 78 83 80 69 50 43 40 54 62 72 83 83 69 65 67 69
Wind dir         NE  N NW NW NW NW NW NW NW NW  W  W NW SE SE  E  E  E  S  W  W
Wind spd          4  3  5  6  6  9 11 10 11 10  8  8  5  4  5  6  6  5  6  8  5
Wind gust                       19
Clouds           OV OV B2 B2 B2 B1 SC FW SC SC SC SC SC B2 B2 OV OV OV B2 B1 B1
PoP 12hr                     50          20           5          60          70
QPF 12hr                   0.06           0           0        0.21        0.25
Snow 12hr                 00-00       00-00       00-00
Drizzle           O
Rain                                                        L  L  L  L
Rain shwrs        C  C  C  C  S                                         C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    69      46    62      45    68      50    78
Temp          54 55 67 60   51 50 61 56   49 50 66 62   54 58 76 71
Dewpt         48 48 45 42   39 36 33 33   33 35 36 40   41 46 49 52
PWind dir         W     W      NW    NW      NW     W      SW    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC FW FW FW   FW CL CL CL   CL CL CL FW
PoP 12hr         10    20       5    10       0     0       0     0
Rain shwrs           S  S

$$
MDZ013-252100-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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          49          68          49          64
Temp             55 59 64 66 62 58 53 49 53 62 66 66 61 56 53 51 52 59 63 63 58
Dewpt            53 55 58 57 55 52 49 45 43 44 43 43 44 44 44 45 46 49 49 52 49
RH               93 87 81 73 78 80 86 86 69 52 43 43 53 64 71 80 80 69 60 67 72
Wind dir         NE NE  N NW NW NW NW NW NW NW  W  W  W  S SE  E  E  E  S  W  W
Wind spd          5  3  4  5  6  9 11 10 11 11  9  8  4  3  3  4  5  5  6  6  5
Clouds           OV OV B2 B2 B2 B1 SC FW SC SC FW SC SC B2 B2 OV OV OV B2 B2 B1
PoP 12hr                     50          30           5          60          70
QPF 12hr                   0.07           0           0        0.10        0.29
Snow 12hr                 00-00       00-00       00-00
Drizzle           O
Rain                                                        L  L  L  L
Rain shwrs        C  C  C  C  C                                         C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    68      44    61      43    67      48    76
Temp          52 53 66 59   50 48 59 54   47 49 65 60   52 56 74 69
Dewpt         47 47 44 40   37 34 32 30   31 33 34 38   40 44 48 49
PWind dir         W     W      NW    NW      NW     W      SW    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC FW FW FW   FW FW FW CL   CL CL FW FW
PoP 12hr         10    20      10    10       5     0       0     0
Rain shwrs           S  S

$$
MDZ011-252100-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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          68          50          64
Temp             55 60 65 67 63 59 54 50 54 62 66 67 61 57 54 52 53 59 63 63 59
Dewpt            54 55 58 57 55 52 49 45 44 44 44 44 44 44 44 46 46 49 49 52 49
RH               96 84 78 70 75 78 83 83 69 52 45 43 53 62 69 80 77 69 60 67 69
Wind dir          E NE  N  N NW NW NW NW NW NW  W  W  W SE  E  E  E  E  S  W  W
Wind spd          5  3  4  5  6  9 11 10 11 11  9  8  4  3  3  4  5  5  6  6  5
Wind gust                       19 21 20 21
Clouds           OV OV B2 B2 B2 B1 SC FW SC FW FW FW SC B2 B2 OV B2 OV B2 B2 B1
PoP 12hr                     50          30           5          60          70
QPF 12hr                   0.08           0           0        0.08        0.29
Snow 12hr                 00-00       00-00       00-00
Drizzle           O
Rain                                                        L  L  L  L
Rain shwrs        C  C  C  C  C                                         C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    68      45    61      44    67      49    76
Temp          53 54 66 59   50 49 60 55   48 49 65 61   53 57 74 69
Dewpt         47 47 44 41   38 33 32 30   31 33 34 38   39 44 48 50
PWind dir         W     W      NW    NW      NW     W      SW    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC FW FW FW   FW FW FW CL   CL CL FW FW
PoP 12hr         10    20      10    10       5     0       0     0
Rain shwrs           S  S

$$
WVZ052-252100-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      64          45          66          46          65
Temp             52 57 61 64 60 55 50 45 50 59 64 64 59 54 51 48 50 59 63 63 58
Dewpt            49 52 54 53 51 47 44 40 41 41 42 42 43 41 41 44 45 50 50 50 48
RH               89 83 78 67 72 74 80 82 71 51 45 45 55 61 68 86 83 72 62 62 69
Wind dir          N  N NW NW NW NW NW NW NW NW NW  W NW NE NE NE  E  E  N  W  W
Wind spd          4  4  5  8  9 11 11 10 11 11  9  6  4  3  3  4  5  5  6  6  5
Clouds           OV OV B2 B2 B2 SC SC FW SC FW FW FW SC B2 B2 OV B2 B2 B2 B2 B2
PoP 12hr                     40          20           5          50          60
QPF 12hr                   0.03           0           0        0.02        0.04
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  L  L
Rain shwrs        C  C  C  C  S                                         C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          46    66      40    60      39    68      45    78
Temp          50 51 64 56   46 45 58 52   44 46 65 60   50 55 75 69
Dewpt         44 43 42 38   35 32 31 30   29 32 36 41   39 44 50 51
PWind dir         W     W      NW    NW      NW     W      SW    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC FW FW FW   FW FW FW CL   CL CL FW FW
PoP 12hr         10    30      10    10       5     0       0     0
Rain shwrs           C  C

$$
VAZ506-252100-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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          49          68          48          65
Temp             53 58 64 66 62 58 53 49 53 62 66 66 61 56 53 50 52 59 63 64 59
Dewpt            52 54 56 56 54 51 48 44 44 43 43 43 44 44 45 47 47 49 51 51 49
RH               96 86 75 70 75 77 83 83 71 50 43 43 53 64 74 89 83 69 65 63 69
Wind dir         NE  N NW NW NW NW NW NW NW NW NW  W  N  E  E  E  E  E  N NW  W
Wind spd          4  3  6  9  8 10 11 10 11 11  9  6  4  3  4  5  5  5  6  8  5
Clouds           OV OV B2 B2 B2 SC SC FW SC SC SC SC B1 B2 B2 OV B2 OV B2 B1 B1
PoP 12hr                     40          20           5          60          70
QPF 12hr                   0.03           0           0        0.09        0.17
Snow 12hr                 00-00       00-00       00-00
Drizzle           O
Rain                                                        L  L  L  L
Rain shwrs        C  C  C  C  S                                         C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    69      43    62      41    68      47    78
Temp          52 53 67 59   49 47 60 54   46 47 66 61   52 56 76 71
Dewpt         47 46 44 41   37 34 33 32   31 34 36 39   40 45 50 52
PWind dir         W     W      NW    NW      NW     W      SW    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC FW FW FW   FW CL CL CL   CL CL FW FW
PoP 12hr         10    20       5    10       0     0       0     0
Rain shwrs           S  S

$$
VAZ037-252100-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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          47          70          49          68
Temp             53 59 65 68 63 58 51 47 52 62 68 68 62 57 54 51 53 62 66 66 60
Dewpt            50 54 55 55 53 49 46 44 44 44 44 45 48 47 46 48 48 52 50 50 48
RH               89 83 70 63 70 72 83 89 74 52 42 43 60 69 74 89 83 70 56 56 64
Wind dir          N  N  N  N NW NW NW NW  W NW SW  S  S  E  E  E  S SW  W  W  W
Wind spd          4  4  4  4  4  5  4  4  4  4  3  4  4  3  4  5  5  4  5  6  4
Clouds           OV OV B2 B2 B1 SC SC SC SC SC SC B1 B2 B2 B2 OV OV B2 B2 B2 B1
PoP 12hr                     50          10          10          60          50
QPF 12hr                   0.03           0           0        0.26        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  C  C
Rain shwrs        C  C  C  C                                            C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    71      43    65      40    71      47    80
Temp          52 53 69 61   49 48 63 56   46 47 68 63   52 57 77 71
Dewpt         44 45 42 40   38 36 32 33   32 35 38 42   40 46 50 52
PWind dir         W     W      NW    NW      NW    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   FW FW FW FW   FW CL CL CL   CL CL FW FW
PoP 12hr         10    10       5    10       0     0       0     0

$$
MDZ003-252100-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      63          45          65          46          63
Temp             53 56 60 63 59 54 50 45 50 58 63 63 58 53 50 48 50 57 61 62 57
Dewpt            49 52 54 53 51 47 44 41 40 41 43 42 42 41 41 43 43 48 48 50 48
RH               86 86 81 70 75 77 80 86 68 53 48 46 55 64 71 83 77 72 62 65 72
Wind dir         NE  N  N NW NW NW NW NW NW NW NW  W  W NE NE  E  E  E  S  W SW
Wind spd          4  3  4  8  9 11 12 12 11 11 10  8  5  3  3  4  5  6  6  5  4
Clouds           OV OV OV B2 B2 B1 SC FW SC FW FW FW SC B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     40          20          10          50          60
QPF 12hr                   0.03           0           0        0.02        0.04
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  L  L
Rain shwrs        C  C  C  C  S                                         C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          46    64      40    59      39    66      45    76
Temp          50 50 62 55   46 44 57 52   44 45 64 59   50 54 74 68
Dewpt         45 44 42 38   34 31 31 28   28 31 35 39   38 43 49 51
PWind dir        SW     W      NW    NW      NW     W      SW    SW
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B1 SC SC SC   SC FW FW FW   FW FW FW CL   CL CL FW FW
PoP 12hr         10    30      10    10       5     0       0     0
Rain shwrs           C  C

$$
MDZ017-252100-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      64          52          66          51          64
Temp             57 60 63 64 60 57 55 52 55 61 65 65 60 57 54 53 54 60 63 63 59
Dewpt            55 56 57 57 55 53 52 49 47 46 46 45 47 47 48 49 51 53 53 53 51
RH               93 87 81 78 84 86 90 89 74 58 50 48 62 69 80 86 90 78 70 70 75
Wind dir          E NE NW  N  W NW NW NW NW NW  W SW  S  S SE SE SE SE  S SW  W
Wind spd          2  2  3  3  4  6  9  9 10  8  5  5  5  6  8  8  9  9 10 10  6
Clouds           OV B2 B2 OV B2 B1 SC SC SC SC SC SC B1 B2 B2 OV B2 B2 B2 B2 B1
PoP 12hr                     60          30           5          60          60
QPF 12hr                   0.07           0           0        0.50        0.24
Snow 12hr                 00-00       00-00       00-00
Drizzle           O
Rain                                                        L  L  L  L
Rain shwrs        C  C  L  L  C                                         C  C
Obvis            PF
Coast Flood       Y  Y


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    68      47    62      45    65      51    72
Temp          53 54 66 60   52 50 61 56   49 50 63 60   54 57 70 67
Dewpt         49 50 49 47   43 37 34 36   37 37 38 41   42 46 49 51
PWind dir         W     W      NW    NW      NW     W      SW    SW
Wind char        LT    LT      GN    GN      GN    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC FW FW FW   FW CL CL CL   CL CL CL FW
PoP 12hr         10    10      10    10       5     0       0     0

$$
WVZ502-252100-
Petersburg WV
38.99N  79.15W Elev. 963 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      63          45          66          46          66
Temp             49 56 62 63 61 55 49 45 50 59 64 64 59 54 51 48 51 59 64 64 58
Dewpt            48 52 54 52 49 46 43 39 40 41 43 43 44 44 42 44 45 48 48 48 46
RH               96 86 75 67 65 72 80 79 68 51 46 46 57 69 71 86 80 67 56 56 64
Wind dir          N NW NW NW NW NW NW NW NW  W  W SW  W NE NE NE  N  W  W  W  W
Wind spd          3  3  5  6  9  9  8  8  5  5  3  4  3  3  3  3  3  3  5  6  5
Clouds           OV B2 B2 B2 B2 B1 B1 SC SC FW SC B1 B2 B2 B2 B2 B2 B1 B1 B2 B1
PoP 12hr                     40          20          10          50          50
QPF 12hr                   0.02           0           0        0.03        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  C  C  C  C
Rain shwrs        C  C  C  C  S                                         C  C  S
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    63      41    59      37    69      45    78
Temp          49 48 61 55   46 45 57 51   42 44 66 61   50 55 75 69
Dewpt         42 42 42 38   35 34 31 32   31 34 39 43   39 44 52 54
PWind dir         W     W      NW    NW       W    SW      SW    SW
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    SC SC SC SC   SC FW FW FW   FW CL CL CL   CL FW FW FW
PoP 12hr         20    20       5    10       0     0       0     0
Rain shwrs     S  S  S  S

$$
MDZ014-252100-
Annapolis MD
38.99N  76.49W Elev. 7 ft
734 AM EDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      64          51          65          50          62
Temp             55 58 62 64 61 57 54 51 54 60 64 64 59 56 53 51 53 58 61 61 58
Dewpt            54 55 57 57 55 53 50 47 45 45 45 45 45 45 45 47 48 50 51 52 49
RH               96 90 84 78 81 86 86 86 71 58 50 50 60 66 74 86 83 75 70 72 72
Wind dir         NE NE  N NW NW NW NW NW NW NW  W  W  W  S SE SE SE SE  S SW  W
Wind spd          5  3  4  4  5  8 10 10 11 10  8  6  4  4  4  4  5  6  8  8  5
Clouds           OV OV B2 B2 B2 B1 SC FW SC SC FW SC SC B2 B2 OV OV OV B2 B2 B1
PoP 12hr                     50          30           5          60          70
QPF 12hr                   0.07           0           0        0.22        0.34
Snow 12hr                 00-00       00-00       00-00
Drizzle           O
Rain                                                        L  L  L  L
Rain shwrs        C  C  C  C  C                                         C  C
Obvis            PF


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    68      46    60      45    65      50    74
Temp          53 54 66 60   51 49 59 54   48 50 63 60   53 57 72 68
Dewpt         48 48 46 43   39 35 34 33   33 34 36 39   40 45 48 50
PWind dir         W     W      NW    NW      NW     W      SW    SW
Wind char        LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B1 SC SC   SC FW FW FW   FW CL FW CL   CL CL CL FW
PoP 12hr         10    20      10    10       5     0       0     0
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.