716  
FOUS54 KAKQ 200020  
MFPAKQ  
 
MARINE FORECAST MATRICES...EXPERIMENTAL  
NATIONAL WEATHER SERVICE WAKEFIELD VA  
820 PM EDT MON APR 19 2021  
 
ANZ638-200900-  
NORFOLK TERMINAL VA  
36.92N 76.33W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 54 55 52 55 65 71 72 67 62 60 59 61 68 72 71 63 56 52 47 47  
POP 12HR 5 0 10 50 5  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR NW W SW SW SW SW S S S S S S SW SW W NW NW NW NW W  
WIND SPD 5 4 4 5 7 8 8 12 12 10 9 9 14 15 16 18 17 15 13 13  
WIND GUST 6 6 6 8 10 11 12 17 17 14 14 13 20 21 21 24 24 22 18 18  
150FT WND DIR NW W SW SW SW SW S S S S S S SW SW W NW NW NW NW W  
150FT WND SPD 8 7 7 8 12 11 13 20 20 16 15 15 19 21 20 23 22 19 17 16  
150FT WND GST 10 10 10 14 17 19 18 26 26 21 21 20 27 28 25 30 30 27 22 21  
SIG WAVE HGT 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 3 2 2 2 2  
 

 
 
ANZ638-200900-  
SWPV2-SEWELLS POINT VA  
36.97N 76.29W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 54 54 52 55 65 70 71 67 62 60 59 61 67 72 70 63 56 52 47 47  
POP 12HR 5 0 10 50 5  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR NW W SW SW SW SW S S S S S S SW SW W NW NW NW NW W  
WIND SPD 6 6 6 7 8 9 11 15 17 14 10 12 14 15 18 20 20 17 15 15  
WIND GUST 7 7 7 9 11 11 14 19 22 18 13 16 18 20 23 25 26 23 20 19  
150FT WND DIR NW W SW SW SW SW S S S S S S SW SW W NW NW NW NW W  
150FT WND SPD 10 10 10 12 11 12 18 25 28 23 16 20 19 21 22 26 26 22 19 18  
150FT WND GST 12 12 12 15 19 19 21 29 34 28 20 25 24 27 28 31 32 28 25 23  
SIG WAVE HGT 1 1 1 1 1 1 1 2 1 1 2 2 2 2 3 3 3 3 2 2  
 

 
 
ANZ638-200900-  
WDSV2-WILLOUGBY DEGUASSING STATION VA  
36.98N 76.32W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 54 54 52 55 64 70 71 67 62 60 59 61 66 71 69 62 55 51 46 47  
POP 12HR 5 0 10 50 5  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR NW W SW SW SW S S S S S S S SW SW W NW NW NW NW W  
WIND SPD 6 6 7 8 9 9 12 15 18 14 11 12 15 15 18 21 20 18 15 15  
WIND GUST 7 7 8 10 11 12 14 19 23 18 14 15 19 19 23 25 25 23 19 18  
150FT WND DIR NW W SW SW SW S S S S S S S SW SW W NW NW NW NW W  
150FT WND SPD 10 10 12 11 12 15 20 25 30 23 18 20 21 21 22 27 26 23 19 18  
150FT WND GST 12 12 14 17 19 18 21 29 36 28 21 23 25 25 28 31 31 28 23 21  
SIG WAVE HGT 1 1 1 1 1 1 1 2 2 2 2 2 2 2 3 3 3 3 3 2  
 

 
 
ANZ634-200900-  
CBBV2-CHESAPEAKE BAY BRIDGE TUNNEL VA  
36.97N 76.11W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 54 54 52 54 62 66 66 64 61 60 59 60 63 65 65 60 54 50 46 47  
POP 12HR 10 0 10 50 10  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR NW W SW SW SW S SE S S S S S SW SW W NW NW NW NW W  
WIND SPD 7 7 7 8 9 9 13 15 16 14 12 12 12 13 15 22 24 22 21 18  
WIND GUST 9 8 8 10 11 11 16 19 20 18 15 15 15 16 19 28 30 28 26 22  
150FT WND DIR NW W SW SW SW S SE S S S S S SW SW W NW NW NW NW W  
150FT WND SPD 12 12 12 11 12 15 19 25 26 23 20 20 17 18 18 28 31 28 27 22  
150FT WND GST 15 14 14 17 19 19 22 29 31 28 23 23 20 21 23 35 37 35 32 26  
SIG WAVE HGT 2 2 2 2 2 1 2 2 2 2 2 2 2 2 3 3 3 3 3 3  
 

 
 
ANZ634-200900-  
44064-1ST LANDING  
36.97N 76.05W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 54 54 52 54 61 65 65 64 61 60 59 60 64 64 64 60 54 50 46 46  
POP 12HR 10 0 10 50 10  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR NW W W SW SW SE SE S S S S S S SW W NW NW NW NW W  
WIND SPD 8 7 7 8 9 9 15 16 16 14 11 11 11 13 14 22 25 23 22 19  
WIND GUST 9 8 8 10 11 12 19 20 20 18 14 14 14 16 18 28 31 29 28 23  
150FT WND DIR NW W W SW SW SE SE S S S S S S SW W NW NW NW NW W  
150FT WND SPD 10 12 12 11 12 13 22 26 26 23 18 18 18 18 17 28 32 30 28 23  
150FT WND GST 15 14 14 17 19 16 26 31 31 28 21 21 21 21 21 35 39 36 35 28  
SIG WAVE HGT 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 4 4 4 3  
 

 
 
ANZ656-200900-  
CHYV2-CAPE HENRY BUOY VA  
36.93N 76.01W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 53 53 51 54 62 66 65 63 60 59 59 60 64 65 65 60 53 49 45 47  
POP 12HR 10 0 10 50 10  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR N W W SW S S SE S S S S S S SW SW NW NW NW NW W  
WIND SPD 8 6 7 7 8 10 15 16 15 13 11 11 12 13 13 22 24 22 21 18  
WIND GUST 9 8 8 9 11 13 20 21 20 17 14 14 16 17 17 29 31 29 27 24  
150FT WND DIR N W W SW S S SE S S S S S S SW SW NW NW NW NW W  
150FT WND SPD 10 10 12 12 13 16 22 26 25 21 18 18 20 18 18 28 31 28 27 22  
150FT WND GST 15 14 14 15 19 20 28 32 31 26 21 21 25 23 23 36 39 36 34 29  
SIG WAVE HGT 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 4 4 4 4  
SWELL HGT 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1  
SWELL DIR N N N N N N N N N N N N N N N N N N N N  
SWELL PER 4 5 5 5 5 5 5 4 4 5 5 7 7 7 7 4 4 4 4 4  
SMALL CRAFT  
 

 
 
ANZ656-200900-  
CB BUOY  
36.83N 75.76W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 53 52 51 53 62 64 64 62 59 58 58 59 62 61 63 60 53 48 45 47  
POP 12HR 10 0 10 50 10  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR N W W SW S S S S S S S S S S SW NW NW NW NW W  
WIND SPD 10 7 7 7 8 12 16 17 15 13 10 10 12 13 13 22 25 23 23 19  
WIND GUST 12 8 9 9 10 15 20 21 19 16 13 13 15 16 16 28 31 29 29 24  
150FT WND DIR N W W SW S S S S S S S S S S SW NW NW NW NW W  
150FT WND SPD 13 12 12 12 13 20 26 28 25 21 16 16 20 21 18 28 32 30 30 23  
150FT WND GST 15 14 15 15 17 23 31 32 29 25 20 20 23 25 21 35 39 36 36 29  
SIG WAVE HGT 3 3 3 2 2 2 2 2 2 2 2 2 2 2 3 3 4 5 5 4  
SWELL HGT 3 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1  
SWELL DIR NE NE NE NE NE E E E E E E E E E E E E E E E  
SWELL PER 4 5 5 6 6 5 5 4 4 5 5 7 7 6 6 4 4 4 4 5  
SMALL CRAFT  
 

 
 
ANZ656-200900-  
CHLV2-CHESAPEAKE LIGHT VA  
36.91N 75.71W  
820 PM EDT MON APR 19 2021  
 
DATE 04/19/21 TUE 04/20/21 WED 04/21/21 THU  
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  
 
TEMP 53 52 51 53 59 62 62 60 59 58 58 59 60 58 59 59 53 48 45 47  
POP 12HR 20 0 10 50 10  
RAIN SHWRS S S C C  
TSTMS S S C C  
VSBY 7 7 7 7 7 7 7 8 7 7 7 7 7 7 7 7 7 7 7 7  
WIND DIR N NW W SW S S S S S S S S S S SW NW NW NW NW NW  
WIND SPD 10 7 7 8 9 12 16 17 16 14 11 11 12 14 14 22 26 25 24 21  
WIND GUST 13 9 8 9 11 15 20 21 20 18 14 14 15 18 18 28 33 31 30 26  
150FT WND DIR N NW W SW S S S S S S S S S S SW NW NW NW NW NW  
150FT WND SPD 13 12 12 11 15 20 26 28 26 23 18 18 20 23 19 28 34 32 31 27  
150FT WND GST 16 15 14 15 19 23 31 32 31 28 21 21 23 28 24 35 41 39 37 32  
SIG WAVE HGT 3 3 3 3 2 2 2 3 3 3 3 3 3 3 4 5 5 5 5 5  
SWELL HGT 3 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1  
SWELL DIR NE NE NE S S S S SE SE E E E E E E E E E E N  
SWELL PER 5 5 5 6 6 5 5 4 4 5 5 7 7 4 4 4 4 4 4 5  
SMALL CRAFT  
 

 
 
THIS PRODUCT IS FOR PLANNING AND REVIEW PURPOSES ONLY AND  
IS NOT TO BE SUBSTITUTED FOR AN OFFICIAL MARINE WEATHER  
FORECAST. THE DATA DISPLAYED ARE CALCULATED FROM A 2.5 BY  
2.5 KM DIGITAL DATABASE AND ONLY APPROXIMATE WEATHER CONDITIONS.  
BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT.  
 
DAY 1 THROUGH 3...  
TEMP................................AIR TEMPERATURE (F)  
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION  
WEATHER...  
TYPE...  
RAIN...........RAIN  
RAIN SHWRS.....RAIN SHOWERS  
TSTMS..........THUNDERSTORMS  
DRIZZLE........DRIZZLE  
SNOW...........SNOW  
SNOWSHWRS......SNOW SHOWERS  
SLEET..........SLEET  
FLURRIES.......FLURRIES  
FRZG RAIN......FREEZING RAIN  
FRZG DRZL......FREEZING DRIZZLE  
COVERAGE...  
S..............SLIGHT CHANCE  
C..............CHANCE  
L..............LIKELY  
O..............OCCASIONAL  
D..............DEFINITE  
AR.............AREAS  
PA.............PATCHY  
OBVIS...............................OBSTRUCTION TO VISIBILITY  
TYPE...  
F..............FOG  
PF.............PATCHY FOG  
F+.............DENSE FOG  
H..............HAZE  
BS.............BLOWING SNOW  
K..............SMOKE  
BD.............BLOWING DUST  
AF.............VOLCANIC ASHFALL  
VSBY................................VISIBILITY VALUE IN NAUTICAL MILES  
WIND DIR(8 POINT COMPASS)...........10 METER WIND DIRECTION  
WIND SPD(KT)........................10 METER WIND SPEED  
WIND GUST(KT).......................10 METER WIND GUST  
150 FT WIND DIR(8 POINT COMPASS)....150 FT WIND DIRECTION  
150 FT WIND SPD(KT).................150 FT WIND SPEED (10M WIND ADJUSTED FOR CLIMATOLOGY)  
150 FT WIND GUST(KT)................150 FT WIND GUST (10M WIND ADJUSTED FOR CLIMATOLOGY)  
SIG WAVE HGT(FT)....................SIGNIFICANT WAVE/SEA HEIGHT  
SWELL HGT(FT).......................SWELL HEIGHT  
SWELL DIR(8 POINT COMPASS)..........SWELL DIRECTION  
SWELL PER(SECONDS)..................SWELL PERIOD  
 
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