303
FNUS71 KBOX 231716
FWSBOX
SPOT FORECAST FOR CHADWICK...USCG
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
116 PM EDT SUN MAR 23 2025
FORECAST IS BASED ON FORECAST START TIME OF 1300 EDT ON MARCH 23.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL
WEATHER SERVICE.
DISCUSSION
SMALL CRAFT ADVISORIES REMAIN IN EFFECT FOR GLOUCESTER HARBOR
UNTIL 2 PM, WITH CONTINUED NORTHWESTERLY GUSTS OBSERVED AT THE
MASS BAY BUOY OF AROUND 27 KNOTS. TREND WILL BE FOR DECREASING
GUST SPEEDS AS WE MOVE THROUGH THE AFTERNOON HOURS, WITH GUSTS
AROUND 20 KNOTS BY SUNDOWN, WITH A MORE RAPID DECREASE TONIGHT.
WINDS WILL ALSO TEND TO BECOME A LIGHT EASTERLY AROUND MIDNIGHT
THIS EVENING, INCREASING TO AROUND 10-15 KNOTS BY THE PRE-DAWN
HOURS.
SEAS SHOULD RUN AROUND 2-4 FT IN GLOUCESTER HARBOR THROUGH THIS
AFTERNOOON WITH 9 SEC PERIODS, ALTHOUGH WILL RUN ON THE HIGHER
END OF THAT RANGE AS IT OPENS INTO MASS BAY. SIMILAR TO THE WIND
SPEEDS, EXPECT GREATER RECEDING TRENDS AS WE MOVE INTO THIS
EVENING.
EXPECT MOSTLY SUNNY AND DRY WEATHER TO PREVAIL THROUGH TONIGHT,
HOWEVER AN INCREASE IN CLOUD COVER IS EXPECTED FOR THE SECOND HALF
OF THE EVENING. IT LOOKS AS THOUGH ANY LIGHT RAINS WILL HOLD OFF
UNTIL EARLY MONDAY MORNING AT EARLIEST, WITH GOOD VISIBILITY UNTIL
MONDAY MORNING.
REST OF TODAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 41.
SURFACE WINDS (KTS).NORTHWEST WINDS 12 TO 14 KNOTS WITH GUSTS TO
AROUND 24 KNOTS.
WIND SHIFT..........
SWELL HEIGHT........NORTH SWELL 0 FEET.
WAVE HEIGHT.........3 FEET SUBSIDING TO 2 FEET LATE IN THE
AFTERNOON.
WAVE HEIGHT.........3 FEET SUBSIDING TO 2 FEET LATE IN THE
AFTERNOON.
SWELL PERIOD........9 SECONDS.
WAVE PERIOD.........9 SECONDS.
WIND WAVE...........3 FEET DECREASING TO 2 FEET LATE IN THE
AFTERNOON.
FREEZING SPRAY......NONE.
CEILING (KFT).......25.
VISIBILITY..........10.
WATER TEMPERATURE...
SUNSET..............
TIDES...............
TIME (EDT) 1PM 2PM 3PM 4PM 5PM
SKY (%).........15 9 4 3 0
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............35 37 38 39 40
SFC WND DIR.....NW NW NW NW NW
SFC WND SPD KTS.14 13 12 12 12
SFC WND GST.....24 22 20 19 17
SWELL DIRECTION.N N N N N
SWELL HGT (FT)..0 0 0 0 0
SWELL PERIOD (S)9 9 9 9 9
WAVE PERIOD (S).9 9 9 9 9
WIND WAVE (FT)..3 3 3 2 2
WAVE HEIGHT (FT)3 3 3 2 2
FREEZING SPRAY..
CEILING (KFT)...25 25 25 25 25
VISIBILITY (SM).10 10 10 10 10
WATER TEMP......
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING MOSTLY CLOUDY.
MIN TEMPERATURE.....AROUND 33.
SURFACE WINDS (KTS).NORTHWEST WINDS 5 TO 11 KNOTS SHIFTING TO THE
EAST 5 TO 6 KNOTS AFTER MIDNIGHT, THEN SHIFTING
TO THE SOUTHEAST 7 TO 8 KNOTS EARLY IN THE
MORNING.
WIND SHIFT..........
SWELL HEIGHT........NORTH SWELL 0 FEET.
WAVE HEIGHT.........2 FEET.
WAVE HEIGHT.........2 FEET.
SWELL PERIOD........9 SECONDS.
WAVE PERIOD.........9 SECONDS.
WIND WAVE...........2 FEET.
FREEZING SPRAY......NONE.
CEILING (KFT).......25 DECREASING TO 11.
VISIBILITY..........10.
WATER TEMPERATURE...
SUNRISE.............
TIDES...............
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........1 1 2 16 30 44 58 60 61 62 62 71
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............40 39 38 38 36 33 33 33 33 33 33 33
SFC WND DIR.....NW NW NW NW N N N E E SE SE SE
SFC WND SPD KTS.11 9 7 7 6 5 5 5 6 7 8 8
SFC WND GST.....15 14 13 12 11 10 10 9 9 10 12 13
SWELL DIRECTION.N N N N N N N N N N N N
SWELL HGT (FT)..0 0 0 0 0 0 0 0 0 0 0 0
SWELL PERIOD (S)9 9 9 8 7 6 7 8 9 8 7 6
WAVE PERIOD (S).9 9 9 8 7 6 7 8 9 8 7 6
WIND WAVE (FT)..2 1 1 1 1 1 1 1 1 1 1 1
WAVE HEIGHT (FT)2 1 1 1 1 1 1 1 1 1 1 1
FREEZING SPRAY..
CEILING (KFT)...25 25 25 25 20 20 15 15 14 13 12 11
VISIBILITY (SM).10 10 10 10 10 10 10 10 10 10 10 10
WATER TEMP......
MONDAY
SKY/WEATHER.........CLOUDY. RAIN THROUGH THE DAY. PATCHY FOG IN THE
LATE MORNING AND EARLY AFTERNOON. PATCHY FOG
LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 42.
SURFACE WINDS (KTS).SOUTH WINDS 10 TO 17 KNOTS SHIFTING TO THE
SOUTHEAST 8 TO 9 KNOTS LATE IN THE AFTERNOON.
WIND SHIFT..........
SWELL HEIGHT........NORTHEAST SWELL 0 FEET.
WAVE HEIGHT.........2 FEET BUILDING TO 4 FEET IN THE LATE MORNING
AND AFTERNOON.
WAVE HEIGHT.........2 FEET BUILDING TO 4 FEET IN THE LATE MORNING
AND AFTERNOON.
SWELL PERIOD........10 SECONDS.
WAVE PERIOD.........10 SECONDS.
WIND WAVE...........2 FEET INCREASING TO 4 FEET IN THE LATE MORNING
AND AFTERNOON.
FREEZING SPRAY......NONE.
CEILING (KFT).......10 DECREASING TO 0.3.
VISIBILITY..........10 DECREASING TO 5 IN THE LATE MORNING AND
EARLY AFTERNOON, THEN DECREASING TO 3 LATE IN
THE AFTERNOON INCREASING TO 5 LATE IN THE
AFTERNOON.
WATER TEMPERATURE...
SUNSET..............
TIDES...............
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........80 89 98 98 99 100 100 100 100 100 100 100
WEATHER COV..... SCH CHC LKY DEF DEF DEF DEF DEF DEF LKY
WEATHER TYPE.... RN RN RN RN RN RN RN RN RN RN
TSTM COV........
TEMP............34 36 37 38 37 37 37 37 38 39 39 40
SFC WND DIR.....S S S S S S S S SE SE SE SE
SFC WND SPD KTS.10 12 13 14 15 17 15 13 12 11 9 8
SFC WND GST.....14 16 17 18 19 20 20 20 20 19 18 17
SWELL DIRECTION.N N N N N N N N N NE NE NE
SWELL HGT (FT)..0 0 0 0 0 0 0 0 0 1 1 2
SWELL PERIOD (S)7 9 10 10 10 10 10 10 10 9 7 6
WAVE PERIOD (S).7 9 10 10 10 10 10 10 10 9 7 6
WIND WAVE (FT)..1 2 2 2 3 3 3 3 3 3 4 3
WAVE HEIGHT (FT)1 2 2 2 3 3 3 3 3 3 4 4
FREEZING SPRAY..
CEILING (KFT)...10 9.0 8.0 7.0 5.0 3.5 2.0 1.5 0.8 0.3 0.3 0.3
VISIBILITY (SM).10 10 10 6 6 5 5 5 3 3 3 5
WATER TEMP......
FORECASTER...LOCONTO
REQUESTED BY...ENS RONAN STONE
TYPE OF REQUEST...MARINE
.TAG 2507516.0/BOX
.DELDT 03/23/25
.FORMATTERVERSION 2.0.0
.EMAIL RONAN.C.STONE@USCG.MIL
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