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***  EXPERIMENTAL - NOT FOR OPERATIONAL USE   ***

 

Experimental Surf Forecast Matrix
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What's This?
Product Description Document

 

In the tabs below you can view Surf Forecast Matrices for various beaches over the Wakefield, VA forecast area.  This product is experimental and not intended to be substituted for the official Surf Zone Forecast, which can be viewed HERE.  Additional information on this project and variable definitions can be found HERE. We are seeking feedback on this over the next several months, so please send us your input via an online survey.

The Rip Probabilities included in the matrices below are from a rip current forecast model tied to NOAA's Nearshore Wave Prediction System. This model predicts the probabilities of hazardous rip currents occurring using output from the nearshore wave model and predicted tide levels. Values are calculated from 0-100%, hourly through 144 hours.

 

 

Maryland  Beaches

Date               Wed 07/22      Thu 07/23                               Fri 07/24
EDT 3hrly          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14

Rip Current Risk                           Mod  Mod  Mod  Mod                      Mod  Mod  Mod
Rip Probability    44   54   50   37   34   41   47   50   52   57   54   43   36   49   62   53
Surf Height (ft)    2    2    2    2    2    2    2    2    2    2    1    1    1    1    1    2
Dom Period (s)      7    7    7    7    7    7    7    7    7    6    6    6    6    6    6    8
Chance Precip      70   80   80   70   60   30   20   10    5    5    0    0    0    5    5    0
TSTM Potential    Mod  Mod  Mod  Mod  Low None None None None None None None None None None None
Cloud Cover      Pcld Mcld Mcld  Cld  Cld  Cld Mcld Pcld Pcld Pcld Pcld Pcld Mclr Pcld Pcld Pcld
Temperature        80   77   75   75   73   72   74   75   74   73   72   71   70   71   74   75
Heat Index                                                                                      
Wind (mph)       SW13  SW9   W8  NW9  N13  N13 NE13 NE13 NE10   E7  NE7  NE7  NE9 NE12 NE14 NE14
Wind Gust                              18        18        15                                   


Date                         Sat 07/25           Sun 07/26           Mon 07/27
EDT 6hrly          17   23   05   11   17   23   05   11   17   23   05   11   17

Rip Probability    43   57   35   49   27   42   37   48   28   34   25   28   26
Surf Height (ft)    2    2    1    2    2    2    2    2    2    1    1    1    1
Dom Period (s)      8    8    8    7    7    7    7    7    7    7    7    7    7
Chance Precip       0    5   20   10    5    5   10   10   10   20   20   10   20
TSTM Potential   None None None None None None None None None  Low None None None
Cloud Cover      Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Mclr Pcld Pcld Pcld Pcld
Temperature        76   73   71   75   76   71   69   73   75   73   71   75   78
Heat Index                                                                       
Wind (mph)       NE13   E9  NE8 NE13 NE10  NE3   N5  NE7  SE8   S7  SW7  SW8  S10
Wind Gust                                                                      15

 
Accomack-Northampton  Beaches

Date               Wed 07/22      Thu 07/23                               Fri 07/24
EDT 3hrly          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14

Rip Current Risk                           Mod  Mod  Mod  Mod                      Mod  Mod  Mod
Rip Probability    63   71   62   48   49   60   57   44   47   61   59   46   37   51   57   40
Surf Height (ft)    3    3    2    2    2    2    2    2    2    2    2    2    2    2    2    2
Dom Period (s)      7    7    7    7    7    7    7    7    7    7    7    6    6    6    6    8
Chance Precip      70   80   90   90   80   50   30   30   20    5    5    5    5    5    5    0
TSTM Potential    Mod High  Mod  Mod  Low  Low None None None None None None None None None None
Cloud Cover      Mcld  Cld  Cld  Cld  Cld  Cld  Cld Mcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld
Temperature        79   77   76   75   74   74   75   75   75   72   72   72   71   73   75   76
Heat Index                                                                                      
Wind (mph)       SW15 SW12 SW12  W10  N14  N14 NE14 NE14 NE13   E9  NE8  NE8 NE10 NE13 NE15 NE14
Wind Gust          21                       20                                           20     


Date                         Sat 07/25           Sun 07/26           Mon 07/27
EDT 6hrly          17   23   05   11   17   23   05   11   17   23   05   11   17

Rip Probability    29   53   23   41   15   32   21   37   14   27   16   24   15
Surf Height (ft)    2    2    2    2    2    2    2    2    2    2    2    2    2
Dom Period (s)      8    8    8    7    7    7    7    8    7    8    7    7    7
Chance Precip       0   10   20   20   10    5   20   20    5   30   20   10   20
TSTM Potential   None None None None None None None None None  Low None None None
Cloud Cover      Pcld Mcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld
Temperature        77   73   72   76   77   71   70   74   75   73   72   76   78
Heat Index                                                                       
Wind (mph)       NE14  E10  NE9 NE13 NE10  NE5   N5  NE6  SE7   S7  SW8  SW8   S9
Wind Gust                                                                        

 
Virginia  Beach

Date               Wed 07/22      Thu 07/23                               Fri 07/24
EDT 3hrly          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14

Rip Current Risk                           Mod  Mod  Mod  Mod                      Mod  Mod  Mod
Rip Probability     2    4    4    3    3    4    5    8   11   17   20   15   13   21   27   23
Surf Height (ft)    2    2    2    2    2    2    2    3    3    3    2    2    2    3    3    3
Dom Period (s)      7    7    7    7    7    7    7    7    7    7    7    4    4    4    4    4
Chance Precip      60   70   90   80   90  100   80   70   60   50   60   60   50   50   50   30
TSTM Potential    Mod High High  Mod  Mod  Mod  Mod  Mod  Mod  Mod  Mod None None None None  Low
Cloud Cover      Mcld Mcld  Cld  Cld  Cld  Cld  Cld  Cld  Cld Mcld Mcld Mcld Mcld Mcld Mcld Mcld
Temperature        82   80   78   78   77   75   75   75   75   74   74   73   73   73   75   77
Heat Index         88   86                                                                      
Wind (mph)       SW12  S10 SW10 SW13  W13 NW14  N15  N15 NE14 NE14 NE13 NE12 NE14 NE16 NE17 NE16
Wind Gust                                        20   20                                 22   21


Date                         Sat 07/25           Sun 07/26           Mon 07/27
EDT 6hrly          17   23   05   11   17   23   05   11   17   23   05   11   17

Rip Probability    18   24   15   23   12   19   14   19    9   16   12   14    6
Surf Height (ft)    3    3    3    3    3    3    2    2    2    2    2    2    2
Dom Period (s)      4    8    8    7    7    7    7    7    7    7    7    7    7
Chance Precip      30   40   40   40   20   10   20   20   10   20   20   10   20
TSTM Potential    Low  Low None None None None None None None  Low None None  Low
Cloud Cover      Mcld Mcld Mcld Mcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld
Temperature        77   75   75   76   77   74   74   75   77   75   74   78   81
Heat Index                                                                     85
Wind (mph)       NE15  E10  N10  N13 NE10  NE6   N6  NE8   E8   S7  SW9   W9  S10
Wind Gust          20                  15                                 14   15

 
Currituck  Beaches

Date               Wed 07/22      Thu 07/23                               Fri 07/24
EDT 3hrly          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14

Rip Current Risk                           Mod  Mod  Mod  Mod                      Mod  Mod  Mod
Rip Probability     2    3    5    3    3    2    2    5    7   11   13   10   10   18   26   24
Surf Height (ft)    2    2    2    2    2    2    2    2    2    2    2    2    2    2    2    3
Dom Period (s)      7    8    8    7    7    8    8    8    8    8    8    7    7    8    8    8
Chance Precip      50   70   60   60   80   90   90   80   70   60   70   70   70   60   60   50
TSTM Potential    Mod High  Mod  Mod  Mod  Mod  Mod  Mod  Mod  Mod  Mod  Low  Low  Low  Low  Mod
Cloud Cover      Mcld Mcld  Cld  Cld  Cld  Cld  Cld  Cld  Cld  Cld Mcld Mcld Mcld Mcld Mcld Mcld
Temperature        81   80   80   79   79   78   77   77   75   74   74   73   73   74   75   77
Heat Index         88   87   86   84   83                                                       
Wind (mph)       SW12  S13  S14 SW14 SW14  W13 NW13  N13 NE12 NE12 NE10 NE10 NE12 NE14 NE15 NE14
Wind Gust                                                            15             20   22   21


Date                         Sat 07/25           Sun 07/26           Mon 07/27
EDT 6hrly          17   23   05   11   17   23   05   11   17   23   05   11   17

Rip Probability    20   26   18   29   16   25   20   27   14   23   17   19    9
Surf Height (ft)    3    3    2    2    2    2    2    2    2    2    2    2    2
Dom Period (s)      8    8    8    8    8    8    8    8    8    8    8    8    8
Chance Precip      50   50   50   40   30   20   20   20   10   20   20   10   20
TSTM Potential    Mod  Low None None  Low None None None None  Low None None  Low
Cloud Cover      Mcld  Cld Mcld Mcld Mcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld Pcld
Temperature        77   76   75   77   78   75   75   76   77   76   75   77   81
Heat Index                                                                     85
Wind (mph)       NE13  NE9   N9  N12  NE9  NE6   N7   N9  NE7   S6   W8   W9   S8
Wind Gust          20        14   18   15             14   13        14   15   15