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Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
1033 PM EDT Wed Sep 20 2017

VAZ054-210900-
Reagan National Airport-Arlington VA
38.86N  77.03W Elev. 66 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      70          86          66          84          64
Temp                73 71 70 73 81 85 84 77 72 70 68 69 78 83 82 75 70 68 67 65
Dewpt               66 64 63 65 67 66 66 67 66 65 65 64 64 63 61 63 63 61 60 60
RH                  79 79 78 76 63 53 55 71 81 84 90 84 62 51 49 66 78 78 78 84
Wind dir             N  N  N  N  N  N  N NE NW NW  N  N  N  N  N NE  N  N  N  N
Wind spd             1  3  4  5  6  5  6  4  3  2  4  2  5  3  8  2  3  2  4  3
Clouds              FW FW SC SC SC SC SC SC FW SC FW SC FW SC FW SC FW SC SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                      83 87 86                   84 83
Max heat                           87    87                84    84


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          85      67    87      69    85      68    83      67    82
Temp          83 77   70 69 86 79   71 70 83 77   70 69 82 74   70 67 81 74
Dewpt         62 63   62 62 63 66   65 66 68 68   67 67 68 67   67 65 66 65
PWind dir         N       N    NE      NE    NE      NE    NE       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC FW   FW FW FW FW   FW SC B1 B1   B1 B1 B1 B1   SC SC SC SC
PoP 12hr          5       5    10      10    20      10    30      10    20
Rain shwrs                                 S  S          C  C          S  S

$$
MDZ013-210900-
Baltimore/Washington Airport-Anne Arundel MD
39.19N  76.67W Elev. 154 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      66          86          65          84          63
Temp                67 70 68 70 80 84 84 76 72 70 67 69 78 82 82 74 70 68 66 64
Dewpt               64 63 64 65 66 65 66 66 66 64 63 63 61 61 59 62 61 60 60 59
RH                  90 78 87 84 62 53 55 71 81 81 87 81 56 49 46 66 73 76 81 84
Wind dir             W  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N
Wind spd             4  3  4  4  6  6  6  4  4  1  4  3  6  4  8  2  5  3  5  4
Clouds              FW FW SC SC SC SC SC FW FW SC FW SC FW SC FW SC FW SC SC SC
PoP 12hr                      0           0           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                      82 86 86                   83 82
Max heat                           86    87                83    83
Coast Flood          Y  Y  Y  Y


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          85      64    86      66    84      67    83      66    82
Temp          82 75   67 67 85 76   67 68 83 77   70 69 82 73   70 67 82 75
Dewpt         62 63   62 61 64 65   65 65 67 67   67 66 67 67   66 64 66 65
PWind dir         N       N     N       N    NE      NE    NE       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC FW   FW FW FW FW   FW SC B1 B1   B1 B1 B1 B1   B1 SC SC SC
PoP 12hr          5       5    10      10    20      10    20      10    20
Rain shwrs                                 S  S          S  S          S  S

$$
MDZ011-210900-
Baltimore Inner Harbor-Baltimore City MD
39.28N  76.61W Elev. 20 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      69          87          67          84          65
Temp                72 73 71 72 81 86 85 78 73 71 69 70 79 83 82 75 71 69 67 67
Dewpt               64 63 63 65 66 65 65 66 66 64 63 63 61 61 59 62 62 60 60 59
RH                  76 71 76 79 60 50 51 67 79 79 81 78 54 47 46 64 73 73 78 75
Wind dir             W  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N
Wind spd             2  3  4  4  6  6  6  3  4  1  4  2  6  4  8  2  5  3  5  3
Clouds              FW FW SC FW SC SC SC FW FW SC FW SC FW SC FW SC FW SC SC SC
PoP 12hr                      0           0           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                      83 88 87                   83 82
Max heat                           88    88                83    83
Coast Flood          Y  Y  Y  Y  Y


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          85      67    87      69    85      69    84      68    82
Temp          83 78   71 70 86 78   70 70 84 78   72 70 83 75   71 69 82 75
Dewpt         61 63   62 62 63 65   65 65 67 68   67 67 67 67   66 64 65 65
PWind dir         N       N     N       N    NE      NE    NE      NE     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC FW   FW FW FW FW   FW SC B1 B1   B1 B1 B1 B1   B1 SC SC SC
PoP 12hr          5       5    10      10    20      10    20      20    20
Rain shwrs                                 S  S          S  S    S  S  S  S

$$
WVZ052-210900-
Martinsburg Airport-Berkeley WV
39.41N  77.98W Elev. 558 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      61          86          61          85          58
Temp                64 65 63 66 78 84 84 75 69 67 64 66 77 83 82 73 67 64 61 59
Dewpt               59 59 59 61 66 64 64 65 64 61 60 61 65 64 63 62 61 59 57 57
RH                  84 81 87 84 67 51 51 71 84 81 87 84 67 53 53 68 81 84 87 93
Wind dir            NW NW NW NW  N  N  N NE  N NW  N NW  N  N  N NE  N  N  N NW
Wind spd             1  2  3  2  4  5  5  3  2  1  3  1  4  3  6  2  3  1  3  2
Clouds              FW FW FW FW FW SC SC FW FW FW FW SC FW SC FW SC FW SC FW FW
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                  PF PF PF
Heat index                         85 85                   84 83
Max heat                           85    86                84    84


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          84      59    85      62    84      63    83      62    83
Temp          82 74   62 61 83 75   64 64 83 76   67 64 82 72   66 63 82 74
Dewpt         59 61   59 58 63 64   62 61 66 66   64 63 65 64   63 62 65 63
PWind dir         N       N     N       N    NE       N     N       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW SC SC SC   B1 B1 B1 B1   SC SC SC SC
PoP 12hr          5       5     5      10    10      10    20      10    20
Rain shwrs                                               S  S          S  S

$$
VAZ506-210900-
Washington Dulles Airport-Loudoun VA
38.96N  77.45W Elev. 321 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      63          86          63          84          61
Temp                65 66 65 67 79 84 84 75 70 68 66 67 77 82 82 73 68 66 64 63
Dewpt               63 62 61 63 66 66 66 66 66 63 63 62 64 63 63 63 62 61 59 59
RH                  93 87 87 87 64 55 55 74 87 84 90 84 64 53 53 71 81 84 84 87
Wind dir            NW NW  N  N  N  N  N NE  N NW  N  N  N  N  N NE  N  N  N  N
Wind spd             1  3  4  4  6  6  6  4  3  1  3  2  5  4  8  2  3  1  4  2
Clouds              FW FW FW FW SC SC SC SC FW FW FW SC FW SC FW SC CL SC FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                         86 86                   83 83
Max heat                           86    87                83    84


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          84      61    85      64    84      65    83      64    83
Temp          83 74   64 64 83 74   65 65 82 74   67 66 81 72   68 65 82 74
Dewpt         60 63   61 60 63 65   64 64 67 68   66 65 67 67   65 64 65 64
PWind dir         N      NW     N       N    NE       N    NE       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW SC SC B1   B1 B1 B1 B1   SC SC SC SC
PoP 12hr          5       5    10      10    20      10    30      10    20
Rain shwrs                                 S  S          C  C          S  S

$$
VAZ037-210900-
Charlottesville Airport-Albemarle VA
38.14N  78.45W Elev. 640 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      64          86          63          85          61
Temp                72 68 66 68 79 84 84 75 70 68 66 67 78 83 83 74 69 66 64 64
Dewpt               65 63 62 62 66 65 65 66 66 63 62 63 66 64 65 65 64 62 60 60
RH                  79 84 87 81 64 53 53 74 87 84 87 87 67 53 55 74 84 87 87 87
Wind dir            NW NW  N  N NE NE NE  E  N NW NW NW  N  N NE  E  N NW NW  N
Wind spd             1  2  3  2  3  4  4  3  2  1  2  1  3  3  4  2  2  1  3  1
Clouds              FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW FW SC FW SC
PoP 12hr                     10           5           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                  PF PF PF
Heat index                         86 86                   84 85
Max heat                           86    87                84    85


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          86      60    87      63    85      65    83      64    84
Temp          85 75   62 62 86 75   65 65 84 75   67 66 82 71   66 65 82 72
Dewpt         60 62   59 58 62 64   62 62 66 66   66 64 66 66   65 63 64 64
PWind dir         N       N    NE       N    NE       N     N       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW SC SC SC   B1 B1 B1 B1   SC SC SC FW
PoP 12hr          5       5     5      10    10      10    30      10    10
Rain shwrs                                               C  C

$$
MDZ003-210900-
Hagerstown Airport-Washington MD
39.71N  77.73W Elev. 705 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      62          85          61          84          59
Temp                71 66 65 66 78 83 83 74 69 66 64 65 77 82 82 73 67 65 62 60
Dewpt               59 59 60 61 65 64 64 64 63 61 60 61 64 62 61 61 59 58 57 57
RH                  66 78 84 84 64 53 53 71 81 84 87 87 64 51 49 66 75 78 84 90
Wind dir             N  N  N  N  N  N  N NE NE  N  N  N  N  N  N NE  N  N  N  N
Wind spd             4  4  4  4  5  5  6  4  3  2  3  2  4  3  6  2  4  2  4  2
Clouds              FW FW FW FW FW SC FW FW FW FW FW FW FW SC CL SC CL SC FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                         84 84                   83 83
Max heat                           84    85                83    84


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          84      61    85      63    83      65    82      63    82
Temp          81 74   64 64 83 75   65 64 82 74   67 66 81 72   66 64 80 74
Dewpt         58 60   59 59 63 63   62 62 66 65   65 64 65 64   63 63 64 63
PWind dir         N       N     N       N    NE       N     N       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW SC SC SC   B1 B1 B1 B1   SC SC SC SC
PoP 12hr          5       5     5      10    10      10    20      10    20
Rain shwrs                                               S  S          S  S

$$
MDZ017-210900-
Patuxent River NAS MD
38.29N  76.41W Elev. 39 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      65          83          67          81          66
Temp                66 70 69 71 78 82 81 76 72 71 69 70 77 80 80 74 71 69 68 67
Dewpt               65 66 65 68 68 68 67 68 67 67 66 66 65 64 64 65 65 64 63 63
RH                  97 87 87 90 71 63 63 76 84 87 90 87 67 58 58 74 81 84 84 87
Wind dir             W  N  N  N  N  N  N  E  S  W NW  N  N  N  N NE  N NW  N  N
Wind spd             3  4  5  5  8  8  6  4  4  2  5  3  8  5  8  4  5  4  8  6
Clouds              FW FW SC FW SC SC SC SC FW SC SC SC FW SC FW SC SC SC SC SC
PoP 12hr                      0           0           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                         85 83                   82 82
Max heat                           85    85                82    82
Coast Flood          W  W  W


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          82      66    84      68    81      69    80      68    80
Temp          81 72   67 69 83 76   70 69 81 72   70 70 80 73   71 69 80 72
Dewpt         64 65   64 65 65 67   66 68 69 69   68 69 69 68   67 66 67 67
PWind dir         N      NW     N       N    NE      NE     N       N     N
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    SC SC   FW FW FW FW   SC B1 B1 B1   B1 B1 B1 B1   B1 B1 SC SC
PoP 12hr          5       5    10      10    20      20    30      20    20
Rain shwrs                                 S  S    S  S  C  C    S  S  S  S

$$
WVZ502-210900-
Petersburg WV
38.99N  79.15W Elev. 963 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      60          85          60          85          59
Temp                67 63 61 65 77 83 83 74 68 66 63 65 77 83 82 73 67 65 62 61
Dewpt               64 60 58 60 65 62 63 62 61 61 59 59 65 62 62 62 61 60 58 58
RH                  90 90 90 84 67 49 51 66 78 84 87 81 67 49 51 68 81 84 87 90
Wind dir             W  W  W  W  N  N NE  E  W  W  W  W  N  N NE  N  N  W  W  W
Wind spd             1  2  2  2  2  4  4  2  2  1  2  1  2  2  5  1  2  1  2  1
Clouds              FW FW SC FW FW SC SC SC FW FW SC FW FW FW FW FW CL SC FW SC
PoP 12hr                      5           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs
Obvis                  PF PF PF
Heat index                         84 84                   84 83
Max heat                           84    85                84    84


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          85      58    86      60    83      62    83      61    81
Temp          83 72   61 60 84 72   62 61 82 72   65 63 82 70   65 62 81 69
Dewpt         58 59   56 55 61 62   59 59 64 63   62 61 65 62   62 60 62 62
PWind dir         N       S     E      SE     E       S     N      NW    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW FW SC SC   SC B1 B1 SC   SC SC SC FW
PoP 12hr          5       5     5      10    10      10    30      10    20
Rain shwrs                                               C  C          S  S

$$
MDZ014-210900-
Annapolis MD
38.99N  76.49W Elev. 7 ft
1033 PM EDT Wed Sep 20 2017

Date           09/20/17      Thu 09/21/17            Fri 09/22/17            Sat
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                      69          84          68          81          66
Temp                74 72 71 72 79 83 82 77 73 72 70 70 77 80 80 74 71 69 68 67
Dewpt               71 66 67 66 68 67 68 68 67 66 65 64 63 63 63 65 63 62 61 61
RH                  90 81 87 81 69 59 63 74 81 81 84 81 62 56 56 74 76 78 78 81
Wind dir            NW  N  N  N  N  N NE  N  N  N  N  N  N  N  N  N  N  N  N  N
Wind spd             4  4  4  5  6  6  5  3  3  1  5  3  6  5  8  3  5  4  6  5
Clouds              FW FW SC FW SC SC SC FW FW SC FW SC FW SC FW SC SC SC SC SC
PoP 12hr                      0           0           5           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                         86 85                   81 81
Max heat                           86    86                81    81
Coast Flood          Y  Y  Y  Y


Date           09/23  Sun 09/24/17  Mon 09/25/17  Tue 09/26/17  Wed 09/27/17
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          82      66    86      69    82      69    82      68    81
Temp          80 74   68 69 85 78   71 70 81 76   71 70 82 74   71 69 81 75
Dewpt         63 65   63 63 65 67   66 66 68 69   68 68 69 68   67 66 67 66
PWind dir         N       N     N       N    NE      NE    NE       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    SC SC   FW FW FW FW   SC SC B1 B1   B1 B1 B1 B1   B1 B1 SC SC
PoP 12hr          5       5    10      10    20      20    20      20    20
Rain shwrs                                 S  S    S  S  S  S    S  S  S  S

$$


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