429  
FOUS54 KAKQ 130620  
MFPAKQ  
 
MARINE FORECAST MATRICES...EXPERIMENTAL  
NATIONAL WEATHER SERVICE WAKEFIELD VA  
220 AM EDT TUE APR 13 2021  
 
ANZ638-132100-  
NORFOLK TERMINAL VA  
36.92N 76.33W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 53 53 56 59 61 58 55 52 53 55 61 66 64 60 59 58 57 59 62 64 64 60  
POP 12HR 0 5 60 60 20  
RAIN SHWRS S S L L L L C C S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 7 7 7 7 7 7 7  
WIND DIR N N N N NE E SE S S S S S SE SE S SW W NW NW NW NW NW  
WIND SPD 9 11 12 13 11 6 5 5 6 6 7 9 10 10 10 10 9 10 11 11 12 12  
WIND GUST 13 15 17 18 15 8 7 7 8 8 10 13 14 14 14 14 13 14 15 15 17 17  
150FT WND DIR N N N N NE E SE S S S S S SE SE S SW W NW NW NW NW NW  
150FT WND SPD 11 15 15 16 15 10 8 8 10 10 12 15 15 15 16 14 11 13 14 14 15 15  
150FT WND GST 16 21 21 22 19 14 12 12 14 14 17 20 19 19 21 19 15 17 18 18 21 21  
SIG WAVE HGT 2 2 2 2 2 1 1 1 1 1 1 1 1 2 1 1 1 2 2 2 2 2  
 

 
 
ANZ638-132100-  
SWPV2-SEWELLS POINT VA  
36.97N 76.29W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 53 54 56 58 60 58 55 53 53 55 60 64 63 59 58 57 57 58 62 64 64 60  
POP 12HR 0 5 60 60 20  
RAIN SHWRS S S L L L L C C S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 7 7 7 7 7 7 7  
WIND DIR N N N N NE E SE S S S S SE SE SE S SW W NW NW NW NW NW  
WIND SPD 15 14 14 13 11 7 6 6 6 6 7 9 11 11 11 10 9 10 11 11 12 12  
WIND GUST 20 18 18 17 14 9 8 8 8 8 9 12 14 14 14 13 12 13 14 14 16 16  
150FT WND DIR N N N N NE E SE S S S S SE SE SE S SW W NW NW NW NW NW  
150FT WND SPD 21 19 17 16 15 12 10 10 10 10 12 13 16 16 18 14 11 13 14 14 15 15  
150FT WND GST 28 25 22 21 18 15 14 14 14 14 15 16 19 19 21 17 14 16 17 17 20 20  
SIG WAVE HGT 3 3 3 2 2 1 1 1 1 1 1 1 1 2 1 1 1 2 2 2 2 2  
SMALL CRAFT Y Y Y  
 

 
 
ANZ638-132100-  
WDSV2-WILLOUGBY DEGUASSING STATION VA  
36.98N 76.32W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 53 53 56 58 60 58 55 53 53 55 60 64 62 59 58 58 57 58 61 63 63 59  
POP 12HR 0 5 60 60 20  
RAIN SHWRS S S L L L L C C S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 7 7 7 7 7 7 7  
WIND DIR N N N N NE E SE S S S S SE SE SE S SW W NW NW NW NW NW  
WIND SPD 18 18 18 13 10 7 7 6 6 6 7 9 10 11 11 10 9 9 11 11 12 12  
WIND GUST 23 23 23 16 13 9 9 8 8 8 9 11 13 14 14 13 11 11 14 14 15 15  
150FT WND DIR N N N N NE E SE S S S S SE SE SE S SW W NW NW NW NW NW  
150FT WND SPD 25 25 22 16 13 12 12 10 10 10 12 13 15 16 18 14 11 11 14 14 15 15  
150FT WND GST 32 32 28 20 17 15 15 14 14 14 15 19 18 19 21 17 19 19 17 17 18 18  
SIG WAVE HGT 3 3 3 2 2 1 1 1 1 1 1 1 1 2 1 1 1 2 2 2 2 2  
SMALL CRAFT Y Y Y  
 

 
 
ANZ634-132100-  
CBBV2-CHESAPEAKE BAY BRIDGE TUNNEL VA  
36.97N 76.11W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 51 52 54 56 57 55 54 53 53 55 59 62 61 58 58 57 56 57 61 63 63 58  
POP 12HR 0 5 60 60 20  
RAIN SHWRS S S L L L L L L S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 6 6 7 7 7 7 7  
WIND DIR N N N N N E SE S SW S S SE SE SE S SW W W NW NW NW NW  
WIND SPD 16 17 16 14 11 8 8 6 6 7 8 12 14 14 13 11 10 10 11 11 12 13  
WIND GUST 20 21 20 18 14 10 10 8 8 9 10 15 18 18 16 14 13 13 14 14 15 16  
150FT WND DIR N N N N N E SE S SW S S SE SE SE S SW W W NW NW NW NW  
150FT WND SPD 22 23 22 19 13 10 12 10 10 12 13 18 21 21 21 15 12 12 14 14 15 17  
150FT WND GST 28 29 28 25 17 17 17 14 14 15 17 21 25 25 25 19 15 15 17 17 18 20  
SIG WAVE HGT 3 3 3 3 3 2 2 2 2 2 2 2 2 3 3 2 2 2 2 2 2 3  
SMALL CRAFT Y Y Y  
 

 
 
ANZ634-132100-  
44064-1ST LANDING  
36.97N 76.05W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 51 52 54 56 57 55 54 53 53 55 58 61 60 57 57 56 56 57 60 62 62 58  
POP 12HR 0 5 60 60 30  
RAIN SHWRS S S L L L L L L S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 6 6 7 7 7 7 7  
WIND DIR N N N N N E SE SE SW S SE SE SE SE S SW W W NW NW NW NW  
WIND SPD 17 17 17 15 11 8 8 6 7 7 9 13 15 15 14 11 11 10 11 11 12 13  
WIND GUST 21 21 21 19 14 10 10 8 9 9 11 16 19 19 18 14 14 13 14 14 15 16  
150FT WND DIR N N N N N E SE SE SW S SE SE SE SE S SW W W NW NW NW NW  
150FT WND SPD 23 23 23 21 13 10 12 10 12 12 13 19 22 22 23 15 13 12 14 14 15 17  
150FT WND GST 29 29 29 26 17 17 17 14 15 15 19 22 26 26 28 19 17 15 17 17 18 20  
SIG WAVE HGT 3 3 3 3 3 2 2 2 2 2 2 2 2 3 3 2 2 2 2 2 2 3  
SMALL CRAFT Y Y Y  
 

 
 
ANZ656-132100-  
CHYV2-CAPE HENRY BUOY VA  
36.93N 76.01W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 51 53 55 57 58 55 54 52 52 54 59 62 61 58 57 57 56 57 61 63 63 58  
POP 12HR 0 5 50 60 30  
RAIN SHWRS S S L L L L L L S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 7 7 7 7 7  
WIND DIR N N N N NE E SE SE SW S S SE SE SE S SW W W NW NW NW NW  
WIND SPD 15 16 16 14 10 7 7 6 6 6 9 13 15 15 14 11 10 10 11 11 12 13  
WIND GUST 20 21 21 18 13 9 9 8 8 8 12 17 20 20 18 14 13 13 14 14 16 17  
150FT WND DIR N N N N NE E SE SE SW S S SE SE SE S SW W W NW NW NW NW  
150FT WND SPD 21 22 22 19 13 12 12 10 10 10 15 19 22 22 23 15 12 12 14 14 15 17  
150FT WND GST 28 29 29 25 17 15 15 14 14 14 18 23 28 28 28 19 15 15 17 17 20 21  
SIG WAVE HGT 3 3 4 4 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3  
SWELL HGT 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3  
SWELL DIR N N N N N N N N N N N N N N N N N N N N N N  
SWELL PER 4 4 4 5 5 7 7 8 8 8 8 8 8 8 8 8 8 9 9 9 9 7  
SMALL CRAFT Y Y Y Y Y  
 

 
 
ANZ656-132100-  
CB BUOY  
36.83N 75.76W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 51 52 54 56 57 53 53 52 52 54 58 60 59 57 56 56 55 56 60 62 62 58  
POP 12HR 0 5 50 60 30  
RAIN SHWRS L L L L L L S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 7 7 7 7 7  
WIND DIR N N N N NE E E SE SW S S SE SE SE S SW SW W NW NW NW NW  
WIND SPD 17 17 17 14 10 8 7 5 6 6 9 14 15 16 14 13 11 10 12 11 12 13  
WIND GUST 21 21 21 18 13 10 9 6 8 8 11 18 19 20 18 16 14 13 15 14 15 16  
150FT WND DIR N N N N NE E E SE SW S S SE SE SE S SW SW W NW NW NW NW  
150FT WND SPD 23 23 23 17 13 10 12 8 10 10 15 21 22 24 23 18 15 12 15 14 15 17  
150FT WND GST 29 29 29 22 17 17 15 10 14 14 19 25 26 28 28 21 19 15 18 17 18 20  
SIG WAVE HGT 4 4 4 4 4 4 4 4 4 3 3 3 3 4 4 4 3 3 3 3 3 3  
SWELL HGT 2 2 2 2 2 2 2 3 3 4 4 4 4 4 4 4 4 4 4 4 4 4  
SWELL DIR E NE NE NE NE NE NE E E E E E E E E E E E E E E E  
SWELL PER 5 6 6 7 7 7 7 7 7 8 8 8 8 8 8 8 8 9 9 9 9 11  
SMALL CRAFT Y Y Y Y Y  
 

 
 
ANZ656-132100-  
CHLV2-CHESAPEAKE LIGHT VA  
36.91N 75.71W  
220 AM EDT TUE APR 13 2021  
 
DATE TUE 04/13/21 WED 04/14/21 THU 04/15/21  
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  
 
TEMP 50 52 54 55 55 53 53 52 52 53 57 58 58 55 56 55 55 56 59 60 60 57  
POP 12HR 0 5 50 60 30  
RAIN SHWRS S L L L L L L S S S S  
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 6 6 7 7 7 7 7  
WIND DIR N N N N NE E E SE SW S S S SE SE S SW SW W NW NW NW NW  
WIND SPD 18 18 18 13 11 8 7 5 6 6 9 13 15 17 15 13 12 11 12 11 12 13  
WIND GUST 23 23 23 16 14 10 9 6 8 8 11 16 19 21 19 16 15 14 15 14 15 16  
150FT WND DIR N N N N NE E E SE SW S S S SE SE S SW SW W NW NW NW NW  
150FT WND SPD 25 25 25 16 15 10 12 8 10 10 15 21 22 26 25 18 17 13 15 14 15 17  
150FT WND GST 32 32 32 20 18 17 15 10 14 14 19 25 26 29 29 21 20 17 18 17 18 20  
SIG WAVE HGT 5 5 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4  
SWELL HGT 2 2 2 2 2 3 3 3 3 4 4 4 4 4 4 4 4 4 4 4 4 5  
SWELL DIR E NE NE NE NE NE NE E E E E E E E E E E E E E E E  
SWELL PER 5 7 7 7 7 7 7 8 8 8 8 8 8 8 8 8 8 9 9 9 9 10  
SMALL CRAFT Y Y Y Y Y  
 

 
 
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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