Brewster, MA Marine Weather and Tide Forecast
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Marine Weather and Tide Forecast for Brewster, MA

April 28, 2024 3:22 AM EDT (07:22 UTC) Change Location
Sunrise 5:38 AM   Sunset 7:37 PM
Moonrise 12:00 AM   Moonset 8:22 AM 
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NOTE: Some of the data on this page has not been verified and should be used with that in mind. It may and occasionally will, be wrong. The tide reports are by xtide and are NOT FOR NAVIGATION.

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Marine Forecasts
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ANZ231 Cape Cod Bay- 104 Am Edt Sun Apr 28 2024

Rest of tonight - SW winds 5 to 10 kt. Seas around 2 ft. Wave detail: sw 1 ft at 2 seconds and E 1 ft at 5 seconds. A chance of showers.

Sun - SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: sw 1 ft at 2 seconds and E 1 ft at 6 seconds.

Sun night - SW winds 10 to 15 kt, becoming W after midnight. Seas around 2 ft. Wave detail: E 2 ft at 10 seconds and S 1 ft at 3 seconds.

Mon - N winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: E 2 ft at 10 seconds and nw 1 ft at 3 seconds.

Mon night - NE winds 5 to 10 kt. Seas around 2 ft. Wave detail: E 2 ft at 11 seconds and N 1 ft at 3 seconds.

Tue - NE winds 5 to 10 kt. Seas around 2 ft. Wave detail: E 2 ft at 10 seconds and ne 1 ft at 3 seconds.

Tue night - SE winds 5 to 10 kt. Seas around 2 ft. A chance of showers.

Wed - E winds around 10 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers.

Wed night through Thu night - SW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft.
seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.

ANZ200 104 Am Edt Sun Apr 28 2024

Synopsis for massachusetts and rhode island coastal waters - High pres south of new eng will drift further se through tonight. A warm front will move across southern new eng and the coastal waters tonight into Sunday. A cold front will drop south across the waters Monday and stall to the west through Tue. Low pres may track south of new eng Tue night into Wed, then high pres will follow for Thu.


7 Day Forecast for Marine Location Near Brewster, MA
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Area Discussion for - Boston, MA
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FXUS61 KBOX 280541 AFDBOX

Area Forecast Discussion National Weather Service Boston/Norton MA 141 AM EDT Sun Apr 28 2024

SYNOPSIS
Warm but unsettled conditions for Sunday with a few chances for widely scattered showers through early Monday. Mainly dry and warm weather is on tap for Monday, except it will be considerably cooler along portions of the immediate coast. A backdoor cold front will bring cooler temperatures Tuesday and Wednesday before it warms up again by late in the week. The greatest risk for a period of showers will be later Tuesday into Wednesday.

NEAR TERM /UNTIL 6 AM THIS MORNING/
Update: 10PM

Warm frontal showers mainly west of KFIT, KORH, and KIJD are falling out of high clouds base - Many of the ASOS west have reported light rain with not much more than 'T' accumulation.

KBOX shows widespread light rain west of the CT River, but this is deceiving. Surface observations reveal a significant T/Td spread of 15 degrees west and 30 degrees east. Clearly the lower levels would need to saturate before a steady light rain were to take hold.

Any way you slice it, no impactful weather coming from these showers. No changes overall for this update as the forecast is on track.

See previous forecast discussion below.

7 PM Update...

* A round of scattered showers especially inland from the coast later this evening and esp after midnight

Approaching mid level warm front/shortwave was resulting in showers breaking out across NY State early this evening. This will result in enough forcing/lift for a period of scattered showers later this evening and particularly after midnight. The showers will gradually weaken as they move east into some upper level ridging...so showers will be more numerous inland from the coast
However
a few brief showers will probably survive it onto the coastal plain after midnight.

Shower activity is expected to come to an end by daybreak, but low to mid level clouds will develop thanks to a significant jump in moisture in the column. Given increasing cloud cover and dewpoints, overnight lows tonight will be much milder than the last several days, generally in the 40s, with no risk of frost across the area!

SHORT TERM /6 AM THIS MORNING THROUGH 6 PM MONDAY/
Sunday will be bit of an odd day with widespread morning cloud cover giving way to above normal temperatures by mid afternoon. Mid-level ridge regenerates and broadens allowing mild temperatures aloft, up to 11C, but daytime heating will be slow through ~15Z before breaks in the low/mid level cloud deck begin to develop. Once some sunshine is able to break through the clouds, we will see temps warm quickly into the upper 60s to low and perhaps even mid 70s, warmest across the CT River Valley, by early afternoon. Humidity will be quite noticeable, as dewpoints climb into the 50s by late afternoon thanks to prolonged SW/S flow.

Convection will generate another round of afternoon showers across upstate NY, but with limited instability, up to 100J/kg MUCAPE just barely scraping the northwestern edge of MA, not expecting that thunderstorms will survive a trip over the Berkshires into our region. With that said, convective showers will weaken into widely scattered showers as they enter our western zones, highlighted well by the 12Z HRRR, primarily affecting western MA and CT from 20-00Z tomorrow.

Dewpoints continue to climb after sunset into the mid and perhaps upper 50s, which will lead to an unseasonably mild night. Increased moisture along with light SW flow will likely result in some pockets of fog along the south coast/Cape/Islands overnight, but flow across the interior takes a turn for the W/NW, which will limit the inland extent of fog formation. Another weak wave of energy dropping south into the region overnight may initiate a few scattered rain showers between midnight and sunrise.

LONG TERM /MONDAY NIGHT THROUGH SATURDAY/
Key Points...

* Warm on Mon with 70s/near 80...but much cooler immediate coast * Cooler Tue & especially Wed with 50s & 60s...coolest coast * Milder again by Thu & Fri with 70s away from the coast * Greatest risk for a period showers later Tue/Wed

Details...

Monday...

Upper level ridge axis just to our west will result in a generally dry/warm day away from the immediate coast. We will have to watch for a backdoor cold front...but thinking for Mon the primary impacts will be along the immediate coast. Temps immediately along the coast will be in the 60s and probably fall into the 50s across much of that region that afternoon with onshore flow
Meanwhile
the surface flow is rather weak inland from the immediate coast and 850T near +9C/10C. Good mixing should yield highs well into the 70s/near 80 with the warmest of those readings lower CT River Valley. That is our thinking right now...but it will be cooler if backdoor front moves faster than current indications.

Tuesday and Wednesday...

High pressure over eastern Canada will allow for the backdoor cold front to have crossed the region and result in cooler temps Tue and Wed. Highs will probably be held in the 50s along portions of the coast and in the 60s further across the interior. A shortwave trough also may bring a period of showers to the region sometime later Tue into Wed...but specific timing remains uncertain.

Thursday/Friday/Saturday...

Upper trough pushes east of the region late in the week...allowing for upper level ridging to build back into southern New England.
This should allow highs to reach well into the 70s to perhaps even near 80 away from the immediate coast and any sea breezes. The upper level ridging should result in generally dry weather Thu/Fri...but a shortwave/cold front may bring an increasing chance for showers sometime Sat.

AVIATION /06Z SUNDAY THROUGH THURSDAY/
Forecast Confidence Levels:

Low - less than 30 percent.
Moderate - 30 to 60 percent.
High - greater than 60 percent.

06z TAF Update...

Through 12z... High confidence.

VFR/MVFR, becoming widespread MVFR with isolated IFR within areas of scattered light rain showers. Winds are south-southwest 5 to 10 knots, locally higher gusts to 20 knots near the coast.

Today... High confidence.

MVFR/IFR conditions early in the morning. Improving cigs after 16z, trending VFR some time after 18z/20z. Lower cigs may linger later into the afternoon for terminals on Cape Cod & Islands into the late afternoon. Winds are southwest 8 to 12 knots.

Tonight... Moderate confidence.

Generally VFR away from the Cape and Islands where patchy fog will develop. Winds are southwest to start, transitioning to the west-northwest across the interior by daybreak.

Monday... Moderate confidence.

VFR, mid-level clouds across western terminals 050-070k ft.
Northerly winds for most, but do expect a sea breeze for eastern Massachusetts, east-northeast winds along the north and south shore of Boston. Sea breeze may be strong enough to reach KPVD with a east-northeast wind.

KBOS TAF...High confidence in TAF. Scattered showers possible between 08Z and 12Z. MVFR develops behind diminishing showers for the better part of the morning. VFR at times later this afternoon, before returning to MVFR/IFR overnight.

KBDL TAF...High confidence in TAF. Scattered showers through 09z, becoming MVFR shortly after. VFR conditions later this afternoon along with a low chance of a brief afternoon shower.
Trending back to MVFR tonight.

Outlook /Monday Night through Thursday/...

Monday: Mainly VFR, with local MVFR possible. Breezy.

Monday Night: Mainly VFR, with local MVFR possible. Slight chance SHRA.

Tuesday: Mainly VFR, with areas MVFR possible. Slight chance SHRA.

Tuesday Night: Mainly MVFR, with local IFR possible. Chance SHRA.

Wednesday: Mainly MVFR, with local IFR possible. Breezy. Chance SHRA.

Wednesday Night: Mainly MVFR, with areas VFR possible. Slight chance SHRA.

Thursday: Mainly VFR, with local MVFR possible. Slight chance SHRA.

MARINE
Forecaster Confidence Levels:

Low - less than 30 percent.
Medium - 30 to 60 percent.
High - greater than 60 percent.

Through Sunday night... High confidence.

Generally tranquil boating conditions expected through Sunday outside of a few rounds of widely scattered showers overnight tonight and tomorrow evening. Onshore breeze across the eastern waters will subside quickly this evening giving way to primarily south/southwest winds for Sunday. Some patchy fog possible Sunday night.

Seas mainly 3ft or less all waters.

Outlook /Monday Night through Thursday/...

Monday through Monday Night: Winds less than 25 kt.

Tuesday: Winds less than 25 kt. Seas locally approaching 5 ft.

Tuesday Night through Wednesday: Winds less than 25 kt. Chance of rain showers.

Wednesday Night through Thursday: Winds less than 25 kt. Slight chance of rain showers.

BOX WATCHES/WARNINGS/ADVISORIES
CT...None.
MA...None.
RI...None.
MARINE...None.




Weather Reporting Stations
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Stations Dist Age Wind Air TempWater Temp WavesinHgDewPt
CHTM3 9 mi53 min 49°F 51°F
44090 14 mi53 min 47°F 46°F2 ft
44020 - NANTUCKET SOUND 22 mi43 min WSW 12G14 49°F 50°F30.3041°F
44018 - SE Cape Cod 30NM East of Nantucket, MA 30 mi73 min 46°F2 ft
NTKM3 - 8449130 - Nantucket Island, MA 34 mi53 min W 4.1G6 47°F 52°F30.33
BZBM3 - 8447930 - Woods Hole, MA 36 mi53 min 48°F 50°F30.32
NBGM3 45 mi53 min WNW 8G14 46°F 30.33


Wind History for Nantucket Island, MA
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Airport Reports
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AirportDistAgeWind ktVisSkyWeatherTempDewPtRHinHg
KCQX CHATHAM MUNI,MA 7 sm30 minSW 0610 smClear48°F36°F62%30.31
KHYA BARNSTABLE MUNIBOARDMAN/POLANDO FIELD,MA 13 sm26 minWSW 1310 smMostly Cloudy48°F34°F57%30.29
KPVC PROVINCETOWN MUNI,MA 22 sm26 minSSW 0810 smPartly Cloudy46°F37°F71%30.30
Link to 5 minute data for KCQX


Wind History from CQX
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Tide / Current for Sesuit Harbor, East Dennis, Cape Cod Bay, Massachusetts
   
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Tide / Current data from XTide NOT FOR NAVIGATION
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Sesuit Harbor, East Dennis, Cape Cod Bay, Massachusetts, Tide feet



Tide / Current for Pollock Rip Channel, Massachusetts Current
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Pollock Rip Channel
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Sun -- 12:54 AM EDT     -0.00 knots Slack
Sun -- 03:37 AM EDT     -1.69 knots Max Ebb
Sun -- 05:40 AM EDT     Sunrise
Sun -- 06:40 AM EDT     0.00 knots Slack
Sun -- 08:22 AM EDT     Moonset
Sun -- 10:00 AM EDT     1.95 knots Max Flood
Sun -- 01:37 PM EDT     -0.00 knots Slack
Sun -- 04:10 PM EDT     -1.55 knots Max Ebb
Sun -- 07:16 PM EDT     0.00 knots Slack
Sun -- 07:35 PM EDT     Sunset
Sun -- 10:20 PM EDT     1.56 knots Max Flood
Tide / Current data from XTide NOT FOR NAVIGATION
Sorry tide depth graphs only, please select another station.

Pollock Rip Channel, Massachusetts Current, knots
12
am
0.7
1
am
-0.1
2
am
-1
3
am
-1.6
4
am
-1.7
5
am
-1.2
6
am
-0.6
7
am
0.3
8
am
1.1
9
am
1.7
10
am
1.9
11
am
1.8
12
pm
1.3
1
pm
0.6
2
pm
-0.4
3
pm
-1.2
4
pm
-1.5
5
pm
-1.4
6
pm
-0.9
7
pm
-0.2
8
pm
0.6
9
pm
1.2
10
pm
1.5
11
pm
1.5




Weather Map
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GEOS Local Image of Northeast   
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Boston, MA,



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